Thank you for attending CLEO/QELS. Look for your post
Transcription
Thank you for attending CLEO/QELS. Look for your post
Room A1 Room A2 Room A3 Room A4 CLEO Monday, May 17 7:00 a.m.–5:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. $."t6MUSBGBTU%ZOBNJDTBOE Measurements Zhiwen Liu; Pennsylvania State Univ., USA, Presider 8:00 a.m.–9:45 a.m. $.#t$-&04ZNQPTJVNPO 1IPUPOJDTGPS"EWBODFE&OFSHZ 5FDIOPMPHZi(SFFOw1IPUPOJD 4PVSDFTBOE/FUXPSLT S. J. Ben Yoo; Univ. of California at Davis, USA, Presider 8:00 a.m.–9:45 a.m. $.$t/PWFM1VMTF'JCFS 4PVSDFT Ingmar Hartl; IMRA America, Inc., USA, Presider 8:00 a.m.–9:45 a.m. $.%t-BUUJDF$MPDLTBOE&67 (FOFSBUJPO Christopher W. Oates; NIST, USA, Presider $."tBN Sub-50 fs Time-Domain Spectroscopy Using High-Speed ASOPS, Raphael Gebs, Gregor Klatt, Christof Janke, Thomas Dekorsy, Albrecht Bartels; Univ. of Konstanz, Germany. We present an ultrafast time-domain spectrometer based on high-speed asynchronous optical sampling. A time resolution of 45-fs is obtained at kilohertz scan rates over a 1 ns time-delay window without mechanical moving parts. $.#tBN *OWJUFE Recent Progress in High Efficiency InGaN LEDs, Matthias Peter, Karl Engl, Frank Baumann, Ralph Wirth, Ansgar Laubsch, Johannes Baur, Berthold Hahn; OSRAM Opto Semiconductors GmbH, Germany. InGaN high-brightness LEDs are penetrating many lighting applications. However, the LED efficiency depends significantly on current density, emission wavelength and junction temperature. Therefore a careful LED design is needed to obtain best application performance. $.$tBN Linearly Polarized, 135-nm Bandwidth Pulse Generation in an Erbium-Doped Fiber Ring Laser, Luis Alonso Vazquez-Zuniga 1, Hoon Jeong2, Yoonchan Jeong1; 1Optoelectronics Res. Ctr., Univ. of Southampton, UK, 2Korea Inst. of Industrial Technology, Republic of Korea. We present a linearly-polarized erbium-doped fiber laser generating 135-nm bandwidth pico-second pulses with excellent temporal and spectral stability. The pulse energy and width are readily reconfigurable via controlling the internal polarization state and pumping power. $.%tBN High-Intensity Bessel-Gauss Beam Enhancement Cavities, William P. Putnam, Gilberto Abram, Edilson L. Falcão-Filho, Jonathan R. Birge, Franz X. Kärtner; MIT, USA. An enhancement cavity design with significant intensity gain from the mirror surfaces to the focus and larger than millimeter sized apertures in the cavity mirrors is presented. A continuous-wave version of the cavity is demonstrated. $.$tBN Pulse-Shape Selection of an Ultra-High Repetition Rate Wavelength and Repetition Rate Tunable Mode-locked Laser: From Bright to Dark Pulses, Jochen B. Schroeder1, Stephane Coen2, Thibaut Sylvestre3, Benjamin J. Eggleton1; 1 CUDOS, Univ. of Sydney, Australia, 2Physics Dept., Univ. of Aukland, New Zealand, 3Dept. d’Optique, Univ. de Franche-Comté, France. We control the output pulse-shape of a wavelength and repetition rate tunable passively mode-locked laser with a wavelength selective switch (WSS) inside the cavity. We observe a periodic variation between bright and dark pulses. $.%tBN Low Noise EUV Generation via a Femtosecond Enhancement Cavity, Arthur K. Mills, T.J. Hammond, Rob Stead, David J. Jones; Univ. of British Columbia, Canada. Using a femtosecond enhancement cavity in combination with high harmonic generation, we generate EUV radiation out to 61 nm at high (50 MHz) repetition rates with extremely low amplitude noise. $.$tBN Picosecond Sliding Frequency Mode-Locked Fiber Laser, Carlo Amadeo Alonzo, Seok Hyun Yun; Harvard Medical School and Wellman Ctr. for Photomedicine, Massachusetts General Hospital, USA. We demonstrate an Er3+-doped fiber laser with a broad bandwidth (2.6 nm) intracavity filter that produces 10-ps pulses at 38-MHz repetition. Pulse center-wavelengths sweep at 1.6-pm intervals over a 60-nm range about 1542 nm. $.%tBN 5VUPSJBM Optical Lattice Clocks toward 10-17 Uncertainty, Hidetoshi Katori; Univ. of Tokyo, Japan. The concept and recent progress of optical lattice clocks are reviewed. With the clock uncertainty of 10-17 in perspective, we discuss new challenges and possible applications of such highly accurate and stable atomic clocks. $."tBN Silicon Waveguide Based 320 Gbit/s Optical Sampling, Hua Ji1, Michael Galili1, Minhao Pu1, Liu Liu1, Leif Katsuo Oxenløwe1, Palle Jeppesen1, Torben Veng2, Lars Grüner-Nielsen2; 1 Dept. of Photonics Engineering, DTU Fotonik, Denmark, 2D and E Dept.,OFS Denmark, Denmark. A silicon waveguide-based ultra-fast optical sampling system is successfully demonstrated using a free-running fiber laser with a carbon nanotube-based modelocker as the sampling source. A clear eye-diagram of a 320 Gbit/s data signal is obtained. $."tBN Time-Domain Optical Response Function Reconstruction of an Individual Plasmonic Nanostructure, Xiaoji G. Xu1, Kseniya S. Deryckx1, Alexandria Anderson1, Günter Steinmeyer2, Markus B. Raschke1; 1Univ. of Washington, USA, 2 Max-Born-Inst., Germany. The precise characterization of ultrafast electronic responses in metallic nanostructures are achieved using a combination of spectrogram measurement of collinear interferometric second-harmonic scattering and treatment of Frequency Resolved Optical Gating (FROG). $.#tBN Growth Evolution and Time-Resolved Photoluminescence Studies of III-Nitride LightEmitting Diodes Grown by Abbreviated Growth Mode on Patterned AGOG Substrate, Yik-Khoon Ee, Xiao-Hang Li, Jeff Biser, Wanjun Cao, Helen M. Chan, Richard P. Vinci, Nelson Tansu; Lehigh Univ., USA. Abbreviated growth mode of InGaN-based light-emitting diodes on nano-patterned sapphire leads to reduction in dislocation density and nonradiative recombination rate, and 37% increase in internal quantum efficiency. : Thank you for attending CLEO/QELS. Look for your post-conference survey via email and let us know your thoughts on the program. 54 Hidetoshi Katori is an Associate Professor in the Graduate School of Engineering at the University of Tokyo, Japan. He has been working in the field of laser cooling of atoms, atom optics, and development of novel atomic clocks, namely, an “optical lattice clock”. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 2&-4 CLEO 2&-4 7:00 a.m.–5:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. 2."t/PWFM1IFOPNFOB* Demetrios Christodoulides; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA, Presider 8:00 a.m.–9:45 a.m. $.&t7$4&-* Connie Chang-Hasnain; Univ. of California at Berkeley, USA, Presider 8:00 a.m.–9:45 a.m. 2.#t1MBTNPOJD%FWJDFT Michelle L. Povinelli; Univ. of Southern California, USA, Presider 2."tBN Breaking of Dirac Dynamics Due to Nonlinear Interactions, Omri Bahat-Treidel, Or Peleg, Mordechai Segev; Technion - Israel Inst. of Technology, Israel. We study nonlinear dynamics of electromagnetic waves in honeycomb photonic lattices, and find that nonlinearity breaks the effective Dirac equation. Furthermore, we show that the nonlinearity cannot be described simply by the nonlinear Dirac equation. $.&tBN *OWJUFE Recent Progress on High-Speed and Tunable VCSELs in the 1.3 to 2.6µm Wavelength Range, Markus Amann; Walter Schottky Inst., Technische Univ. München, Germany. Recent developments on InP- and GaSb-based high-speed and tunable singlemode VCSELs in the 1.3-2.6 µm wavelength range are presented. The relevant laser parameters are discussed and several applications in communications and trace-gas-sensing are illustrated. 2.#tBN 5VUPSJBM New Concepts in Nanoplasmonics, Stefan Maier; Imperial College London, UK. The field of plasmonics is currently at the exciting stage of a move from passive structures to hybrid assemblies with active functions. This tutorial will provide an overview of current trends in this development. 2."tBN Optical Linear Bullets with Hydrogen-Like Symmetries, Georgios A. Siviloglou1, Nikolaos K. Efremidis2, Pavel Polynkin3, Jerome V. Moloney3, Demetrios N. Christodoulides1; 1CREOL, College of Optics and Photonics, Univ. of Central Florida, USA, 2Dept. of Applied Mathematics, Univ. of Crete, Greece, 3College of Optical Sciences, Univ. of Arizona, USA. We introduce a new class of propagation invariant spatiotemporal wavepackets. The evolution of these light orbitals is here considered theoretically. Archimedean photonic lattices can be generated through the concept of spherical superposition of optical wavefronts. Stefan Maier is Professor of Nanophotonics in the Physics Department of Imperial College London. He is also a co-director of the College’s new Centre for Photonics and Metamaterials. His main research interests lie in plasmonics and metamaterials. Monday, May 17 2."tBN Gaussian Beam and Solar Power Conversion Using Magneto-Electric Charge Separation, William M. Fisher, Stephen C. Rand; Univ. of Michigan, USA. This detailed proposal exploits optically-induced charge separation for solar power conversion in transparent dielectrics. The core process, though nonlinear, is both efficient and robust against phase and polarization disruptions of the driving field. $.&tBN 850 nm VCSELs for up to 40 Gbit/s Short Reach Data Links, J. A. Lott1, N. N. Ledentsov1, V. A. Shchukin1, S. A. Blokhin2,3, A. Mutig2, G. Fiol2, A. M. Nadtochiy2,3, D. Bimberg2; 1VI Systems GmbH, Germany, 2Technische Univ. Berlin, Germany, 3A. F. Ioffe Physical Technical Inst., Russian Acad. of Sciences, Russian Federation. We report highly linear oxide-confined 850nm-range VCSEL chips and fiber-coupled subassemblies operating up to 40 Gbit/s at < 10kA/cm2 with a rise-time of < 10 ps at up to 100°C. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 55 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 +0*/5 CLEO Monday, May 17 7:00 a.m.–5:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. $.'t5)[%FUFDUJPO Jerry Chen; MIT Lincoln Lab, USA, Presider 8:00 a.m.–9:45 a.m. $.(t2VBTJ1IBTFNBUDIJOH .BUFSJBMT Yushi Kaneda; Univ. of Arizona, USA, Presider 8:00 a.m.–9:45 a.m. $.)t-BTFS4VSGBDF 4USVDUVSJOH Carmen N. Afonso; Laser Processing Group, Inst. de Optica, CSIC, Spain, Presider 8:00 a.m.–9:45 a.m. +."t+PJOU$-&02&-4 4ZNQPTJVNPO0QUPNFDIBOJDT GPS1IZTJDBMBOE#JPMPHJDBM 4DJFODFT*1IZTJDT Tobias J. Kippenberg; MaxPlanck-Inst. fur Quantenoptik, Germany, Presider $.'tBN Superconducting Microbolometer with Microsecond Time Constant Coupled to Quantum Cascade Lasers, Sara Cibella1, Michele Ortolani1, Roberto Leoni1, Guido Torrioli1, Alessandro Tredicucci2, L. Mahler2, Ji-Hua Xu2, H. E. Beere3, D. A. Ritchie3; 1Inst. di Fotonica e Nanotecnologie del CNR, Italy, 2NEST, CNR-INFM and Scuola Normale Superiore, Italy, 3Cavendish Lab, Univ. of Cambridge, UK. A superconducting bolometer with an on-chip lithographic terahertz antenna has been illuminated by two quantum cascade lasers operating at 2.5 and 4.4 THz to be used for wide dynamic range Terahertz imaging applications. $.(tBN *OWJUFE QPM Wavelength Conversion Using Engineered LiNbO3 Waveguides, M. Asobe, T. Umeki, O. Tadanaga, H. B. Song, I. Tomita, K. Magari; NTT Photonics Labs, NTT Corp., Japan. New waveguide technologies, namely direct bonding and dry etching, have improved damage resistance, transparent wavelength range, efficiency, and functionality. An engineered QPM structure enables variable wavelength conversion and reduces waveband crosstalk. $.)tBN Label-Free Detection in a Lab-on-a-Chip with a Three-Dimensional Mach-Zehnder Interferometer, Andrea Crespi1, Yu Gu2, Bongkot Ngamsom3, Chaitanya Dongre4, Hugo Hoekstra4, Hans van den Vlekkert5, Paul Watts3, Markus Pollnau4, Giulio Cerullo1, Roberto Osellame1; 1IFN-CNR, Dept. di Fisica, Politecnico di Milano, Italy, 2MIT, USA, 3 Dept. of Chemistry, Univ. of Hull, UK, 4Integrated Optical MicroSystems, MESA+ Inst. for Nanotechnology, Univ. of Twente, Netherlands, 5LioniX BV, Netherlands. A Mach-Zehnder refractive index sensor is inscribed in a microfluidic lab-on-achip by exploiting the unique three-dimensional capabilities of femtosecond laser fabrication. This enables high sensitivity and spatially resolved label-free detection of biomolecules. +."tBN *OWJUFE Nonequilibrium Quantum Dynamics in Optomechanical Systems, Florian Marquardt; Ludwig-Maximilians-Univ. Munich, Germany. We discuss the dynamics of optical modes coupled to vibrating nanostructures. Examples include the shuttling of photons in a cavity containing a vibrating membrane, and a single atom coupled to a membrane via the cavity. $.'tBN *OWJUFE Single-Photon Detection in THz and Its Application, Susumu Komiyama; Univ. of Tokyo, Japan. Photon-counting semiconductor photo-detectors, in a wavelength range from the long-wavelength infrared through sub-millimetr waves, are described, along with several applications in the photonjcounting imaging and in superr-wavelength near field microscopy. 56 $.)tBN 100-nm Internal Gain Bandwidth in Er:YbDoped Phospho-Tellurite Waveguides Written by Femtosecond Laser, Shane M. Eaton1, Toney Fernandez2, Giuseppe Della Valle2, Mehrdad Irannejad3, Gin Jose3, Animesh Jha3, Giulio Cerullo2, Paolo Laporta2, Roberto Osellame1; 1Inst. for Photonics and Nanotechnologies, INF-CNR, Italy, 2 Dept. di Fisica, Politecnico di Milano, Italy, 3Inst. for Materials Res., Univ. of Leeds, UK. Waveguides were femtosecond laser-written in Er:Yb-doped phospho-tellurite glass yielding internal gain across an unprecedented 100-nm bandwidth covering the whole C+L communications bands. The waveguide modes were highly confined, showing promise for improved photonic integration. $.'tBN Coherent Electro-Optical Detection of Nanosecond THz Pulses from a Parametric Oscillator, Fanzhen Meng1, Mark D. Thomson1, Daniel Molter2, Torsten Löffler1, René Beigang2, Hartmut G. Roskos1; 1 Physikalisches Inst., Johann Wolfgang Goethe-Univ., Germany, 2 Dept. of Terahertz Measurement and Systems, Fraunhofer Inst. for Physical Measurement Techniques IPM, Germany. We successfully realized electro-optical detection of nanosecond THz pulses based on a THz optical parametric oscillator. A maximum dynamic range of ~30 dB/sqrt(Hz) is achieved in the electrooptical measurements. $.(tBN Efficient Lithium Niobate Waveguide for Wide-Dynamic-Range Wavelength Conversion, Kiyofumi Kikuchi1,2, Sunao Kurimura1,2, Rai Kou1,2, Akihiro Terasaki1,2, Hirochika Nakajima2, Katsutoshi Kondou3, Junichiro Ichikawa3; 1Natl. Inst. for Materials Science, Japan, 2Waseda Univ., Japan, 3 Sumitomo Osaka Cement Co., Ltd., Japan. We report an accurate measurement of χ(2) nonlinear optical effects and wide wavelength-conversion dynamic range of 50 dB in lithium niobate waveguide. Linear responses of DF power to pump and signal light are also obtained. $.)tBN Resonant Infrared Pulsed Laser Ablation of Polymers with Single Picosecond Pulses Generated by an Optical Parametric Amplifier, Malte Duering1, Richard Haglund2, Barry LutherDavies1; 1Laser Physics Ctr., Res. School of Physical Sciences and Engineering, Australian Natl. Univ., Australia, 2Vanderbilt Univ., USA. We have used a mid-IR optical parametric amplifier for single pulse ablation of polystyrene via resonant infra-red pulsed laser ablation. We investigate the morphology of the ablated region, the ablation threshold and its wavelength dependence. +."tBN *OWJUFE Feasability of Measuring Radiation Pressure Quantum Back-Action in Zipper Photonic Crystal Optomechanical Cavities, Jeffrey T. Hill, Ryan Camacho, Alexander G. Krause, Oskar J. Painter; Caltech, USA. We design, fabricate and measure high-Q mechanical modes (~ 105) of optomechanical zipper cavities, as a first step to observing quantum back-action in an optomechanical system. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room B2-B3 $-&0"QQMJDBUJPOT 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO 7:00 a.m.–5:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. $.*t1BTTJWFBOE"DUJWF Resonators Zheng Wang; MIT, USA, Presider 8:00 a.m.–9:45 a.m. $.+t/PWFM4PVSDFTBOE 4ZTUFNTGPS4QFDUSPTDPQJD 4FOTJOH Sukesh Roy; Spectral Energies, LLC, USA, Presider "."tBN Imaging of Corneal Incisions by Second- and Third-Harmonic Generation Microscopy, Louis Jay1, Carolyne Dion1, Arnaud Brocas2, Kanwarpal Singh1, Jean-Claude Kieffer1, Isabelle Brunette3, Tsuneyuki Ozaki1; 1INRS, Canada, 2Lab Laser, Plasmas et Procédés Photoniques, France, 3Maisonneuve-Rosemont Hospital Res. Ctr., Canada. Second and third harmonic imaging were investigated to observe a corneal flap created by an ophthalmic knife or a microkeratome as it can be processed during a LASIK surgery. $.*tBN Linewidth Narrowing and Purcell Enhancement in Photonic Crystal Cavities on an Er-Doped Silicon Nitride Platform, Yiyang Gong1, Maria Makarova1, Selcuk Yerci2, Rui Li2, Luca Dal Negro2, Jelena Vuckovic1; 1Stanford Univ., USA, 2Boston Univ., USA. Light emission from Er-doped amorphous silicon nitride coupled to photonic crystal resonators is studied. The results demonstrate Purcell enhanced Er absorption and linewidth narrowing of the cavity resonance with increasing pump power. $.+tBN *OWJUFE Supercontinuum Radiation for Optical Sensing, Clemens Kaminski, Johan Hult, Toni Laurila; Univ. of Cambridge, UK. Supercontinuum radiation offers numerous new possibilities for chemical sensing. This paper discusses novel developments in liquid and gas phase sensing applications as well as for microscopic imaging of biological samples with supercontinuum light. "."tBN Post-Surgical Volumetric Evaluation of Clear Corneal Incision Quality Using a High-Resolution 3-D Spectral-Domain Optical Coherence Tomography, Kang Zhang1,2, Esen Akpek3, Richard P. Weiblinger2, Do-Hyun Kim2, Jin U. Kang1, Ilko K. Ilev2; 1Johns Hopkins Univ., USA, 2U.S. Food and Drug Administration, USA, 3Johns Hopkins Hospital, USA. A novel approach for post-surgical volumetric evaluation of the quality of corneal incisions and wound healing is presented. It is based on high-resolution 3-D spectral-domain optical coherence tomography providing both multiplecross-sectional and volumetric images. $.*tBN Self-Pulsing in On-Chip Er-Doped Microcavity Lasers, Lina He, Sahin Kaya Ozdemir, Jiangang Zhu, Lan Yang; Washington Univ. in St. Louis, USA. We characterize self-pulsing in erbiumdoped microtoroidal lasers fabricated from sol-gel silica layer deposited on a silicon wafer. Effects of pump and taper-cavity coupling on peak power, period and width of laser pulses are investigated experimentally. "."tBN *OWJUFE Retinal Prosthesis - Restoring Vision to the Blind, Robert Greenberg; Second Sight Medical Products, Inc., USA. Abstract not available. $.*tBN Single-Mode Emission from Si Nanocrystal Embedded Si-Rich SiOx Film with Photonic Crystal Resonant Cavity, Yung-Hsiang Lin1, ShihMin Lin2, Chien-Chieh Lee3, Chii-Chang Chen2, Gong-Ru Lin1; 1Graduate Inst. of Electro-Optical Engineering, Natl. Taiwan Univ., Taiwan, 2Dept. of Optics and Photonics, Natl. Central Univ., Taiwan, 3 Optical Sciences Ctr., Natl. Central Univ., Taiwan. A photonic crystal resonator incorporated Si-rich SiOx film with buried Si nanocrystals showing room-temperature single-mode emission at 639 nm is demonstrated with spectral linewidth of 1 nm and threshold pumping intensity of 50.3 kW/cm2. Monday, May 17 8:00 a.m.–9:45 a.m. "."t*NBHJOHBOE3FTUPSJOH the Eye Brian E. Applegate; Texas A&M Univ., USA, Presider $.+tBN 2.4 µm Dual-Comb Spectroscopy, Birgitta Bernhardt1, Evgeni Sorokin2, Patrick Jacquet3, Raphael Thon3, Thomas Becker1, Irina T. Sorokina4, Theodor W. Hänsch1,5, Nathalie Picqué1,3; 1MaxPlanck-Inst. für Quantenoptik, Germany, 2Inst. für Photonik, Technische Univ. Wien, Austria, 3Lab de Photophysique Moléculaire, CNRS, France, 4Norwegian Univ. of Science and Technology, Norway, 5 Ludwig-Maximilians-Univ., Germany. A proof-ofprinciple experiment of mid-infrared frequency comb Fourier transform spectroscopy is carried out with two interfering Cr2+:ZnSe femtosecond oscillators, emitting around 2400 nm. Spectra of acetylene are measured within 10 µs with 12 GHz resolution. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 57 Room A1 Room A2 Room A3 Room A4 Monday, May 17 CLEO $."t6MUSBGBTU%ZOBNJDTBOE Measurements—Continued $.#t$-&04ZNQPTJVNPO 1IPUPOJDTGPS"EWBODFE&OFSHZ 5FDIOPMPHZi(SFFOw1IPUPOJD 4PVSDFTBOE/FUXPSLT Continued $.$t/PWFM1VMTF'JCFS 4PVSDFT$POUJOVFE $."tBN A Rapid Inspection of Atomic Interference Using Superfluorescent Picosecond Pulses, Gombojav O. Ariunbold, Vladimir Sautenkov, Marlan Scully; Texas A&M Univ., USA. Producing superfluorescent picosecond pulses in Rb vapor, we report an observation of quantum beat due to D-lines. The delay of the superfluorescent pulses is measured by the streak camera, which exhibits also atomic interference. $.#tBN Reliability and Performance of Pseudomorphic Ultraviolet Light Emitting Diodes on Bulk Aluminum Nitride Substrates, James R. Grandusky, Yongjie Cui, Mark C. Mendrick, Shawn Gibb, Leo J. Schowalter; Crystal IS, USA. The development of pseudomorphic layers on low dislocation density AlN substrates is leading to improvements in reliability and performance of devices operating in the UVC range. $.$tBN Bidirectional Mode-Locked Fiber Ring Laser Using Passively Controlled Threshold Gating, Alexandre Braga, Jean-Claude Diels, Ravi Jain, Ronald Kay, Li Wang; Univ. of New Mexico, USA. An innovative technique to achieve bidirectional mode-locking of a fiber ring laser is demonstrated using two amplitude modulators passively driven by a signal regenerated from the laser’s own 5.1MHz repetition rate. $."tBN Ultrafast Control of Polariton Stimulated Scattering in Semiconductor Microcavities, Gabriel Christmann1, Christopher Coulson1, Jeremy J. Baumberg1, Nikolaos T. Pelekanos2, Zacharias Hatzopoulos2, Simeon I. Tsintzos2, Pavlos G. Savvidis2; 1 Cavendish Laboratory, Univ. of Cambridge, UK, 2 Dept. of Materials Science and Technology, Univ. of Crete, Greece. We report high-speed electronic control of ultrafast polariton amplification in a semiconductor microcavity. A >90% reduction of the parametric scattering gain is obtained by tuning the intracavity electric field to turn on inter-well resonant tunneling. $.#tBN *OWJUFE Energy Footprint and Opportunities of ICT Networks, Loukas Paraschis; Cisco Systems, USA. The access network currently dominates energy consumption, which has otherwise been contained benefiting by IC and optical advancements, despite the multi-year > 50% CAGR of traffic. Further network technology, architectural, and application opportunities exist. $.$tBN Starting Dynamics in Normal-Dispersion Mode-Locked Fiber Lasers, Heng Li1, Dimitre G. Ouzounov1, Frank W. Wise2; 1CLASSE, Physics Dept., Cornell Univ., USA, 2Dept. of Applied Physics, Cornell Univ., USA. Self-starting of mode-locking in normal-dispersion Yb fiber lasers is studied experimentally and theoretically. Starting can be initiated by quantum noise or relaxation oscillations, and is much faster than in soliton lasers. $."tBN Numerical Investigations on Femtosecond Supercontinuum Generation with Feedback, Michael Kues, Nicoletta Brauckmann, Till Walbaum, Petra Groß, Carsten Fallnich; Inst. of Applied Physics, Westfälische Wilhelms-Univ., Germany. Femtosecond supercontinuum systems with feedback show nonlinear dynamical behaviors like period multiplication, limit cycle and chaos. By numerical simulations we show that the stability changes and bistabilities occur in the transition regions between different dynamics. $."tBN A 10 GHz Opto-Electronic Oscillator at 1.1 μm Using a Gain-Switched InGaAs VCSEL and a Photonic Crystal Fiber, Kengo Koizumi, Masato Yoshida, Masataka Nakazawa; Res. Inst. of Electrical Communication, Tohoku Univ., Japan. We report a self-starting opto-electronic oscillator operating at 1.1 μm using a gain-switched VCSEL and a single-mode photonic crystal fiber. A 10GHz 11.5-ps optical pulse with a timing jitter of 0.9 ps was successfully generated. $.%t-BUUJDF$MPDLTBOE&67 (FOFSBUJPO$POUJOVFE $.$tBN Dual-Pumping Scheme for High-Energy Femtosecond Er-Doped Fiber Laser at 1.6 µm, Franck Morin, Frédéric Druon, Marc Hanna, Patrick Georges; Lab Charles Fabry de l’Inst. d’Optique, Univ. Paris-Sud, France. We present the first microjoule-class sub-picosecond erbium-doped fiber laser at 1600 nm, and demonstrate the generation of 2.2 µJ, 650 fs pulses at 100 kHz. Dual-pumping schemes at 980 and/or 1550 nm are investigated. $.#tBN Low-Power CMOS-Driven Transmitters and Receivers, Benjamin G. Lee, Clint L. Schow, Alexander V. Rylyakov, Fuad E. Doany, Richard A. John, Jeffrey A. Kash; IBM Res., USA. Multimode optical transmitters and receivers are demonstrated with record low power consumptions and at data rates up to 20 Gb/s using 90-nm CMOS analog integrated circuits and GaAs-based VCSELs and photodiodes. $.$tBN Ultrashort Pulse Generation from cw Beam by Trapped Pulse Amplification in Birefringent Fibers, Eiji Shiraki, Norihiko Nishizawa, Kazuyoshi Itoh; Osaka Univ., Japan. 248 pJ and 322 fs ultrashort pulse was generated from cw beam using pulse trapping and Raman amplification by ultrashort soliton pulse in birefringent fibers. The physical mechanism and characteristics were also analyzed numerically. $.%tBN Yb Optical Lattice Clock at NMIJ, AIST, Masami Yasuda1,2, Takuya Kohno2, Kazumoto Hosaka1,2, Hajime Inaba1,2, Yoshiaki Nakajima1,2,3, Feng-Lei Hong1,2; 1AIST, Japan, 2CREST, JST, Japan, 3Univ. of Fukui, Japan. We have developed a onedimensional optical lattice clock using a fermionic isotope of 171Yb. The absolute frequency of the 1 S0-3P0 clock transition in 171Yb is determined with respect to the SI second. BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level 58 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 2&-4 CLEO 2&-4 $.&t7$4&-*$POUJOVFE 2.#t1MBTNPOJD%FWJDFT Continued 2."tBN Anomalous Optical Force Fields around HighContrast Subwavelength Nanowaveguides, Haicui Ren, Alessandro Salandrino, Georgios A. Siviloglou, Demetrios N. Christodoulides; CREOL/ School of Optics, USA. We show that anomalouseven repulsive-force fields can be induced around high-contrast optical nanowaveguides. Interestingly the longitudinal scattering force attains a maximum value even within regions where the Poynting vector is negative. $.&tBN 30 Gb/s Direct Modulation of Holey VCSELs with Thermoelectric Cooling, Zhaobing Tian1, Chen Chen1, Kent D. Choquette2, David V. Plant1; 1 McGill Univ., Canada, 2Univ. of Illinois at UrbanaChampaign, USA. We demonstrate a 25 Gb/s error-free operation of a directly modulated holey VCSEL, and the data rate can be extended to above 30 Gb/s when the VCSEL substrate temperature is stabilized by a thermoelectric cooler. 2."tBN Nonlinearity-Controlled Reshaping and Anomalous Diffraction of Airy Beams, Yi Hu 1,2, Simon Huang1, Peng Zhang1, Jingjun Xu2, Zhigang Chen1,2; 1San Francisco State Univ., USA, 2Nankai Univ., China. Two-dimensional Airy beams controlled with self-focusing and self-defocusing nonlinearities exhibit unexpected behavior in free-space and scattering media, including stagnation and anomalous diffraction, and resistance to vibration and distortion, solely depending on the initial control. $.&tBN 100°C, 25 Gbit/s Direct Modulation of 1.3-μm Surface Emitting Laser, Koichiro Adachi1,2, Kazunori Shinoda1,2, Takashi Shiota1,2, Toshihiko Fukamachi1,2, Takeshi Kitatani1, Yasunobu Matsuoka1, Daichi Kawamura1, Toshiki Sugawara1, Shinji Tsuji1,2; 1Central Res. Lab, Hitachi, Ltd., Japan, 2 Optoelectronic Industry and Technology Development Association, Japan. The uncooled 25-Gbit/s direct modulation of a 1.3-µm horizontal-cavity surface-emitting laser was demonstrated. A fabricated laser, which is directly mountable on a high-frequency coplanar line, exhibited 25-Gbit/s eye openings up to 100°C. 2.#tBN Color-Selective Quantum Dot Photodetection through Plasmonic Integration, Ludan Huang, Lih Y. Lin; Univ. of Washington, USA. We propose a color-selective photodetection scheme through integration of Au nanoparticles with CdSe/ ZnS quantum dot photodetectors. Preliminary experimental results confirm enhancement of photodetector external quantum efficiency at wavelengths near the plasmonic resonance of Au nanoparticles. 2."tBN Nonconservative Optical Torques, David P. Haefner, Sergey Sukhov, Aristide Dogariu; CREOL and FPCE, College of Optics and Photonics, Univ. of Central Florida, USA. We demonstrate that mutual electromagnetic interaction induces torques even in lossless spheres. This constitutes a new mechanism to gain energy from an external field, besides radiation pressure and absorption, and is fully controlled by polarization. $.&tBN Low-Parasitics 1.55 µm VCSELs with Modulation Bandwidths beyond 17 GHz, Michael Mueller 1, Werner Hofmann 2, Markus Horn 1, Gerhard Boehm 1, Markus-Christian Amann 1; 1 Walter Schottky Inst., Technische Univ. München, Germany, 2Dept. of Electrical Engineering and Computer Science, Univ. of California at Berkeley, USA. We present 1.55μm BTJ Short-Cavity VCSELs with modulation bandwidths in excess of 17GHz. As shown by impedance measurements and impedance modeling, this excellent performance can be attributed to an improved parasitic roll-off frequency of 23GHz. 2.#tBN Plasmonic Sensor Based on Perfect Absorption, Na Liu, Martin Mesch, Thomas Weiss, Harald Giessen; 4th Physics Inst., Univ. of Stuttgart, Germany. We introduce a novel concept to plasmonic sensing. Specifically, we demonstrate a perfect narrow-band plasmonic absorber, which allows for the extremely sensitive detection of the concentration change of glucose solution at a fixed frequency. 2."tBN Two-Dimensional Dynamic Localization of Light, Alexander Szameit1, Ivan L. Garanovich2, Matthias Heinrich3, Andrey A. Sukhorukov2, Felix Dreisow3, Stefan Nolte3, Andreas Tünnermann3, Stefano Longhi4, Yuri S. Kivshar2; 1Technion - Israel Inst. of Technology, Israel, 2Nonlinear Physics Ctr., Australian Natl. Univ., Australia, 3Inst. of Applied Physics, Friedrich-Schiller-Univ., Germany, 4Dept. di Fisica and Inst. di Fotonica e Nanotecnologie del CNR, Politecnico di Milano, Italy. We report on the first experimental observation of two-dimensional dynamic localization of light. We demonstrate suppression of beam diffraction in femtosecond laser-written modulated waveguide arrays of hexagonal and zig-zag geometries. $.&tBN Gigahertz Circular Polarization Oscillations in Spin-Polarized Vertical-Cavity Surface-Emitting Lasers, Nils C. Gerhardt1, Mingyuan Li1, Hendrik Jaehme1, Henning Soldat1, Martin R. Hofmann1, Thorsten Ackemann2; 1Photonics and Terahertz Technology, Ruhr-Univ. Bochum, Germany, 2SUPA and Dept. of Physics, Univ. of Strathclyde, UK. We analyze ultrafast circular polarization oscillations in a commercial vertical-cavity surface-emitting laser after spin injection at room temperature. The circular polarization exhibits faster dynamics than the intensity and longer persistence than the spin relaxation time. 2.#tBN Optimizing Nano-Patterned Metal Films for Use as Transparent Electrodes in Optoelectronic Devices, Peter Catrysse, Shanhui Fan; Stanford Univ., USA. We optimize the optical properties of nano-patterned metallic films for use as transparent conductive electrodes in optoelectronic devices by performing a constant-sheet-resistance transformation. Our design principles apply to both one- and two-dimensionally patterned films. Monday, May 17 2."t/PWFM1IFOPNFOB* Continued BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 59 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 +0*/5 CLEO Monday, May 17 $.'t5)[%FUFDUJPO Continued $.(t2VBTJ1IBTFNBUDIJOH .BUFSJBMT$POUJOVFE $.)t-BTFS4VSGBDF 4USVDUVSJOH$POUJOVFE +."t+PJOU$-&02&-4 4ZNQPTJVNPO0QUPNFDIBOJDT GPS1IZTJDBMBOE#JPMPHJDBM 4DJFODFT*1IZTJDT$POUJOVFE $.(tBN Grey-Track Resistant Periodically Poled RbDoped KTiOPO4 For Blue-Light Generation, Andrius Zukauskas, Valdas Pasiskevicius, Fredrik Laurell, Carlota Canalias; Royal Inst. of Technology, Sweden. We present periodic poling of Rbdoped KTiOPO4. The crystal is used to obtain blue radiation at 398 nm with an efficiency of 30% and a peak intensity of 2 MW/cm2 without grey-tracking. $.)tBN Time-Resolved Microscopic Imaging of LaserInduced Material Modifications in Optical Materials, Raluca A. Negres, Rajesh Raman, Paul DeMange, Stavros G. Demos; Lawrence Livermore Natl. Lab, USA. We report on time-resolved imaging of material response to localized laser energy deposition in the bulk of optical materials. The key processes include shockwave formation, crack propagation, formation of residual stress fields, and transient absorption. $.'tBN High-Order Resonant Modes in an Antenna Coupled Terahertz 2-D Plasmonic Detector, Gregory C. Dyer1, Gregory R. Aizin2, Eric A. Shaner3, Michael C. Wanke3, John L. Reno3, S. James Allen1; 1Univ. of California at Santa Barbara, USA, 2CUNY, USA, 3Sandia Natl. Labs, USA. We demonstrate excitation of terahertz 2-D plasmons in a grating-gated transistor at the vertex of a broadband antenna. This functions as a plasmonic crystal, with modes associated with both the grating period and channel length. $.(tBN Sub-Watts 355 nm Generation with 2nd- and 3rdOrder-QPM PPMgSLT, Junji Hirohashi, Koichi Imai, Hiroshi Motegi, Yasuhiro Tomihari, Tatsuo Fukui, Yasunori Furukawa; OXIDE Corp., Japan. 0.7 watts 355nm laser is achieved from 3rd-orderQPM PPMgSLT by sum-frequency generation of fundamental and second-harmonic of pulsed Nd: YVO4 laser. 2nd-order-QPM PPMgSLT is successfully fabricated, which promises 355 nm generation of sub-watts order. $.)tBN Manipulation of Form Birefringence in Isotropic Material, Yasuhiko Shimotsuma1, Masaaki Sakakura1, Peter G. Kazansky2, Kiyotaka Miura3, Kazuyuki Hirao3; 1Innovative Collaboration Ctr., Kyoto Univ., Japan, 2Optoelectronics Res. Ctr., Univ. of Southampton, UK, 3Dept. of Material Chemistry, Kyoto Univ., Japan. Form-birefringent nanostructure composed of the self-organized oxygen defects can be created by light pulses with a width of 70 fs. Such rewritable and directionally controllable nanostructures have evolved by lowering threshold for defect formation. +."tBN Optical Measurement of Nanomechanical Motion with an Imprecision at the Standard Quantum Limit, Georg Anetsberger1, Olivier Arcizet1, Emanuel Gavartin2, Quirin P. Unterreithmeier3, Eva M. Weig3, Michael L. Gorodetsky4, Jörg P. Kotthaus3, Tobias J. Kippenberg1,2; 1Max-Planck-Inst. of Quantum Optics, Germany, 2École Polytechnique Fédérale de Lausanne, Switzerland, 3Ludwig-MaximiliansUniv., Germany, 4Moscow State Univ., Russian Federation. Ultra-high Q optical microresonators allow measuring nanomechanical motion with unprecedented sensitivity. For the first time, we reach a measurement imprecision at the standard quantum limit which has been a long sought-after goal for nanomechanical oscillators. $.'tBN Sensing by Metal Cylinders Compressing THz Surface Waves, Michael Theuer1,2, Rene Beigang2, Daniel R. Grischkowsky1; 1 Dept. of Electrical Engineering, Oklahoma State Univ., USA, 2Fraunhofer Inst. for Physical Measurement Techniques IPM, Germany. Terahertz surface waves propagating on dielectric coated metal sheets are investigated. With respect to sensor applications the interaction of the guided THz-wave and closely approaching coated metallic cylinders is discussed. Unexpected coupling efficiencies are obtained. $.(tBN Opto-Fluidic Characterization of NonlinearOptical Waveguide, Sunao Kurimura1,2, Akihiro Terasaki1,2, Kiyofumi Kikuchi1,2, Yoshihiro Ogiso2, Rai Koh1,2, Hirochika Nakajima2, Katsutoshi Kondou3, Junichiro Ichikawa3; 1Natl. Inst. for Materials Science, Japan, 2Waseda Univ., Japan, 3Sumitomo Osaka Cement Co., Ltd., Japan. Opto-fluidic technique demonstrated non-destructive characterization of nonlinear optical waveguide by modifying effective index of optical mode. Nonuniformity of phase matching wavelength, degradation factor of NLO performance, is revealed in a waveguide wavelength converter. $.)tBN Polarization Diffraction Grating Produced by Femtosecond Laser Nanostructuring in Glass, Martynas Beresna, Peter G. Kazansky; Optoelectronics Res. Ctr., Univ. of Southampton, UK. We demonstrate polarization sensitive diffractive optical element fabrication by femtosecond direct writing in the bulk of silica glass. Modulation of the anisotropic properties is produced by controlling photo-induced self-assembled nano-gratings. +."tBN Tunable Optical Forces and Mode Beating in Coupled Nano-Mechanical Beam Waveguides, Wolfram H. P. Pernice, Mo Li, Kingyan Fong, Hong Tang; Yale Univ., USA. We analyze the effect of spatial mode beating on optical forces in coupled waveguide resonators. Continuous sign and amplitude change is achieved through optical phase tuning. Competing force components are decomposed via optical mode expansion. $.'tBN THz Field Detection of the Coherent Synchrotron Radiation Produced by Laser Bunch Slicing, Ikufumi Katayama1, Hiroshi Shimosato2, Michitaka Bito2, Kei Furusawa2, Masahiro Adachi3,4, Miho Shimada5, Heishun Zen3,4, Shin-ichi Kimura3,4, Naoto Yamamoto6, Masahito Hosaka6, Masahiro Katoh3,4, Masaaki Ashida2,7; 1Yokohama Natl. Univ., Japan, 2Osaka Univ., Japan, 3Inst. of Molecular Science, Japan, 4Graduate Universities for Advanced Studies, Japan, 5High Energy Accelerator Res. Organization, KEK, Japan, 6Nagoya Univ., Japan, 7 PRESTO JST, Japan. Electric field of coherent synchrotron radiation produced by laser bunch slicing at a storage ring has been measured for the first time. A 24 m-long fiber was used to deliver the probe for electro-optic sampling. $.(tBN Non-Invasive Study of Domain Boundary in Periodically Poled Ferroelectrics Using Ultrahigh Resolution Optical Coherence Tomography, Shan-Chuang Pei1, Tuan-Shu Ho1, Chien-Chung Tsai1, Ting-Hao Chen1, A.H. Kung2,3, Sheng-Lung Huang1,4; 1Inst. of Photonics and Optoelectronics, Natl. Taiwan Univ., Taiwan, 2Inst. of Photonics Technologies, Natl. Tsing Hua Univ., Taiwan, 3 Inst. of Atomic and Molecular Sciences, Academia Sinica, Taiwan, 4Dept. of Electrical Engineering, Natl. Taiwan Univ., Taiwan. Ultrahigh-resolution and polarization-sensitive optical coherence tomography was used to examine the domain boundary of periodically poled lithium niobate (PPLN). A 3-D image of antiparallel domains in PPLN crystal was characterized with a sub-micron axial resolution. $.)tBN Computer-Generated Holograms Written Directly on a Silicon Surface Including 3-D and Rainbow Effects, Kristian J. Waedegaard, Peter Balling; Aarhus Univ., Denmark. A femtosecond laser has been used to write computer-generated holograms directly on a silicon surface with a resolution of up to 28 kpixels/mm2. 3-D and rainbow effects in off-axis holograms have been demonstrated. +."tBN Efficient On-Chip Phonon-Photon Translation, Amir H. Safavi-Naeini, Thiago P. Mayer Alegre, Oskar J. Painter; Dept. of Applied Physics, Caltech, USA. We propose, analyze, design, and take the first experimental steps towards the demonstration of an on-chip device capable of converting photons to phonons, and vice versa, in a nearly quantum-limited setting. BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level 60 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room B2-B3 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU $-&0"QQMJDBUJPOT "."t*NBHJOHBOE3FTUPSJOH the Eye—Continued "."tBN Full Field Spectral Domain Optical Coherence Tomography with Improved Extended Depth of Focus, Alex Zlotnik1, Yoed Abraham1,2, Lior Liraz2, Ibrahim Ibrahim Abdulhalim2, Zeev Zalevsky2; 1Bar Ilan Univ., Israel, 2Ben-Gurion Univ. of the Negev, Israel. In full field optical coherence tomography (FFOCT) lateral resolution is achieved by high NA lenses. However, it decreases depth of focus (DOF). We incorporate interfering phase mask allowing to extend the DOF of a FFOCT. CLEO $.*t1BTTJWFBOE"DUJWF Resonators—Continued $.+t/PWFM4PVSDFTBOE 4ZTUFNTGPS4QFDUSPTDPQJD 4FOTJOH$POUJOVFE $.*tBN High-Q Silica Microsphere by Poly(methyl methacrylate) Coating and Modifying, ChunHua Dong, Fang-Wen Sun, Chang-Ling Zou, Guang-Can Guo, Zheng-Fu Han; Univ. of Science and technology of China, China. We experimentally characterize the Q-factor (>108) in silica microsphere by the PMMA coating. The Q-factor of microsphere with deposited QDs is increased after the coating which draws the maximal field outside and increases the interaction. $.+tBN Sensitive and Simple Frequency Comb Fourier Transform Spectrometer with a Multipass Cell, Julien Mandon1,2, Patrick Jacquet1, Birgitta Bernhardt3, Marion Jacquey1, Guy Guelachvili1, Theodor W. Hänsch3,4, Nathalie Picqué1,3; 1Lab de Photophysique Moléculaire, Univ. Paris-Sud, France, 2Dept. of Molecular and Laser Physics, Inst. for Molecules and Materials, Radboud Univ. Nijmegen, Netherlands, 3Max-Planck-Inst. für Quantenoptik, Germany, 4Ludwig-MaximiliansUniv. München, Germany. Multipass cells offer a simple manner to enhance the sensitivity of dual-comb Fourier transform spectrometer. 1.5 µm spectra spanning 125 nm and exhibiting a noise-equivalent absorption coefficient of 4·10-9 cm-1Hz-1/2 are recorded within 63 µs. $.*tBN High-Q Polymeric Microcavities, Mario Hauser, Tobias Grossmann, Simone Schleede, Julian Fischer, Torsten Beck, Christoph Vannahme, Timo Mappes, Heinz Kalt; Karlsruhe Inst. of Technology, Germany. We report on the fabrication of high-Q microresonators made of poly(methyl methacrylate) (PMMA) with a conical shape due to a thermal reflow step. The quality factor is above 2x106 in the 1300 nm wavelength range. $.+tBN High Dynamic Range Laser Dispersion Spectroscopy of Saturated Absorption Lines, Kale Franz1, Damien Weidmann2, Gerard Wysocki1; 1 Princeton Univ., USA, 2STFC Rutherford Appleton Lab, UK. A spectroscopic detection of molecular dispersion based on frequency-chirped laser is presented. Unlike non-linear direct absorption methods yielding line saturation, this method provides linear signal response and accuracy over a wide range of sample concentrations. $.*tBN Demonstration of the Optical Microbubble Resonator, Misha Sumetsky, Yury Dulashko, Robert S. Windeler; OFS Labs, USA. We create silica microbubbles along a microcapillary with the CO2 laser heating and demonstrate the first optical microbubble resonator. It has 370 micron diameter, 2 micron wall thickness, and Q-factor exceeding 5·105. $.+tBN Faraday Rotation Spectroscopic Sensing of Oxygen using Static Magnetic Fields and Balanced Photodetection, Stephen G. So, Evan Jeng, Gerard Wysocki; Princeton Univ., USA. We describe the development of a Faraday Rotation Spectroscopic trace-gas sensor for quantification of molecular oxygen. Static magnetic field and balanced detection of polarization rotation is proposed for high precision and ultra-low power operation. $.*tBN Fabrication of High Q Microdisk Resonators using Thermal Nanoimprint Lithography, Patrick Schiavone1,2, Nicolas Chaix3, Qing Li1, Ali Asghar Eftekhar1, Siva Yegnanarayanan1, Ali Adibi1; 1 Georgia Tech, USA, 2Lab des Technologies de la Microélectronique CNRS, France, 3CEA/LETI/DOPT, France. We demonstrate the fabrication of high Q microdisk resonators on an SOI platform using thermal nanoimprint lithography. The achieved Q factor is 60000 for 2µm disks. Arrays of 32 resonators show uniform spectral response. $.+tBN Numerical and Experimental Investigation for a Resonant Optothermoacoustic Sensor, Noemi Petra1, Anatoliy A. Kosterev2, John Zweck1, Susan E. Minkoff1, James H. Doty , III2; 1Univ. of Maryland, Baltimore County, USA, 2Rice Univ., USA. A theoretical study of a resonant optothermoacoustic sensor employing a laser source and a quartz tuning fork receiver validates experimental results showing that the source should be positioned near the base of the receiver. Monday, May 17 "."tBN *OWJUFE Biomedical Engineering, Sohi Rastegar; Natl. Science Foundation, USA. Biophotonics at NSF has been supported through individual investigators, groups, and Centers. In this presentation an overview of active research including those supported by Emerging Frontiers in Research and Innovation (EFRI) will be provided. 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 61 Room A1 Room A2 Room A3 Room A4 Monday, May 17 CLEO 62 10:15 a.m.–12:00 p.m. $.,t1VMTF.FBTVSFNFOU Daniel J. Kane; Mesa Photonics, USA, Presider 10:15 a.m.–12:00 p.m. $.-t$-&04ZNQPTJVNPO 1IPUPOJDTGPS"EWBODFE&OFSHZ 5FDIOPMPHZ1IPUPOJDTGPS1PXFS (FOFSBUJPOBOE%FMJWFSZ Michael Wraback; ARL, USA, Presider 10:15 a.m.–12:00 p.m. $..t/PO4JMJDB'JCFS Shibin Jiang; AdValue Photonics Inc., USA, Presider 10:15 a.m.–12:00 p.m. $./t'SFRVFODZ$PNCT* Brian R. Washburn; Kansas State Univ., USA, Presider $.,tBN Simply Measuring the Temporal Electric Field of Very Complex Ultrashort Pulses, Jacob Cohen, Pamela Bowlan, Vikrant Chauhan, Rick Trebino; Georgia Tech, USA. Using a low-resolution spectrometer, we developed a technique for measuring relatively long and complex ultrashort pulses. It is a spectral-interferometry variation, which we used to measure pulses up to 105 ps with 34 fs resolution. $.-tBN *OWJUFE High-Efficiency Photovoltaic Technology, Sarah Kurtz; Natl. Renewable Energy Lab, USA. Multijunction solar cells with near-perfect material quality have exceeded 40% in efficiency under concentrated sunlight. Dozens of companies are implementing these cells into power-generation systems, toward creating a solar-powered world. $..tBN Narrow-Line All-Fiber Bismuth Ring Laser, E. J. R. Kelleher1, J. C. Travers1, K. M. Golant2, S. V. Popov1, J. R. Taylor1; 1Imperial College London, UK, 2Kotel’nikov Inst. of Radio Engineering and Electronics, Russian Federation. A narrow-line continuous-wave bismuth-doped all-fiber laser, with 10 mW output power in a 4 GHz linewidth is demonstrated. We use a narrow-band FBG and fiber-integrated Fabry-Perot filters to achieve a factor of 20 mode suppression. $./tBN *OWJUFE 75 W Yb-Fiber Laser Frequency Comb, Axel Ruehl, A. Marcinkevicius, M. E. Fermann, I. Hartl; IMRA America, Inc., USA. We report on an Ybfiber frequency-comb based on linear chirped pulse amplification delivering 120fs pulses at 75W compressed average power at a repetition rate of 154MHz. Coherent phase locking of the self-referenced comb is demonstrated. $..tBN Long Term Stable, High Power 3 µm Fiber Laser, Dominic Faucher, Martin Bernier, Nicolas Caron, Réal Vallée; Ctr. d’Optique, Photonique et Lasers, Univ. Laval, Canada. We report the longest stable laser emission at 3.8 W over 65 hours in a Erdoped fluoride fiber laser at 2.936 µm. The slope efficiency was 24% with respect to the launched pump power. $.,tBN Blind FROG Pulse Characterization for Quantitative Differential Multiphoton Microscopy, Jeffrey J. Field, Charles G. Durfee, Jeff A. Squier; Colorado School of Mines, USA. Quantitative multiphoton microscopy requires knowledge of the spatio-temporal characteristics of the excitation electric field. With a unique multifocal system, we completely characterize the excitation intensity at the full numerical aperture of the excitation objective. $.,tBN Self-Diffraction SPIDER, Sebastian Koke, Simon Birkholz, Jens Bethge, Christian Grebing, Günter Steinmeyer; Max-Born-Inst., Germany. Using microjoule supercontinuum pulses, two novel SPIDER variants based on the χ(3) -process of self-diffraction are experimentally demonstrated for the first time. The upshift variant appears particularly interesting for ultraviolet femtosecond pulse characterization. $.-tBN Flexible Solar Cells Based on Stacked Crystalline Semiconductor Nanomembranes on Plastic Substrates, Weiquan Yang 1, Weidong Zhou1, Zhenqiang Ma2, Jesper Berggren3, Mattias Hammar3; 1Univ. of Texas at Arlington, USA, 2Univ. of Wisconsin at Madison, USA, 3Royal Inst. of Technology, Sweden. We report flexible solar cells based on crystalline semiconductor nanomembranes (NMs). We obtained cell efficiency of 1.5% for 1 um thick InP cells. It agrees very well with the anticipated thin film solar cell performance. $..tBN Diode-Laser-Pumped Ti:Sapphire Double-clad Crystal Fiber Broadband Light Source, KuangYu Hsu, Dong-Yo Jheng, Yi-Han Liao, Mu-Han Yang, Sheng-Lung Huang; Graduate Inst. of Photonics and Optoelectronics, Natl. Taiwan Univ., Taiwan. Ti3+:Al2O3 double-clad crystal fiber was grown for the first time. As much as 2.2 μW of collimated broadband output power was obtained by using a 446-nm diode laser. The coherence length is 1.38 μm. $./tBN Optical Frequency-Tunable Cs Atomic Clock with a Mode-Hop-Free Fiber Laser, Takahito Morisaki, Masato Yoshida, Masataka Nakazawa; Res. Inst. of Electrical Communication, Tohoku Univ., Japan. We have successfully realized an optical frequency tunable Cs atomic clock with a mode-hop-free fiber laser. The optical frequency of the 9.1926 GHz clock was continuously tuned over 1 GHz without changing the clock frequency. $.,tBN Spectral Amplitude and Phase Measurement of Ultrafast Pulses Using All-Optical Differential Tomography, Pablo S. Londero, Onur Kuzucu, Alexander L. Gaeta; Cornell Univ., USA. We demonstrate an all-optical method for characterizing ultrafast pulses by differential tomography, using four-wave mixing. The technique is used to measure dispersion for various lengths of silica fiber. $.-tBN Fundamental Limit of Nanophotonic LightTrapping in Solar Cells, Zongfu Yu, Aaswath Raman, Shanhui Fan; Stanford Univ., USA. We use a rigorous electromagnetic approach to develop a light-trapping theory, which reveals that the standard limit developed by Yablonovitch can be substantially surpassed in nanophotonic regimes, opening new avenues for highly efficient solar cells. $..tBN Multi-Color Laser Oscillation in a Waterproof Pr 3+-Doped Fluoro-Aluminate Glass Fiber Pumped by GaN Laser Diode, Yasushi Fujimoto1, Osamu Ishii2, Masaaki Yamazaki3; 1Inst. of Laser Engineering, Osaka Univ., Japan, 2Production Engineering Section, Optical Glass Production Dept., Sumita Optical Glass, Inc., Japan, 3Glass Res. Div., R&D Dept., Sumita Optical Glass, Inc., Japan. We successfully drew a Pr-doped optical fiber of a waterproof fluoro-aluminate glass in an AlF3-YF3-PbF2 system with low loss (0.1 dB/m) and demonstrated multi-color laser oscillation pumped by a 442.6-nm GaN laser diode. $./tBN 1.3-GHz, 20-W, Femtosecond Chirped-pulse Amplifier System, Yohei Kobayashi, Yutaka Nomura, Shuntaro Watanabe; Inst. for Solid State Pyhsics, Univ. of Tokyo, Japan. We demonstrated a 1.3-GHz, Yb:KYW Kerr-lens mode-locked oscillator and a chirped-pulse amplifier system by using a double-clad Yb-doped fiber. The pulse duration of 180 fs was obtained with the average power of 20 W. $.,tBN Complete Characterization of Single Attosecond Pulses by the Modified Spectral Phase Interferometry with an All-Optical Apparatus, Jiangfeng Zhu, Shaobo Fang, Tao Chen, Keisaku Yamane, Mikio Yamashita; Dept. of Applied Physics, Hokkaido Univ., Japan. We present the complete characterization of single attosecond pulses by the modified SPIDER method with a frequency-dependent spectral shear. The validity of this method shows no principle limitation of characterizing arbitrary short single attosecond pulses. $.-tBN *OWJUFE Photonic Power Delivery, Jan-Gustav Werthen; JDS Uniphase Corp., USA. Photonic Power delivery, or “Power-over-fiber” is an emerging technology for powering without the need for electrical wiring. Suitable to power data communication devices, this proven technology could now enter FTTH and eliminate costly copper installations. $..tBN *OWJUFE Bismuth-Doped Fiber Amplifiers, Evgeny M. Dianov, Igor A. Bufetov; Fiber Optics Res. Ctr., Russian Acad. of Sciences, Russian Federation. We will discuss the luminescence, gain and lasing properties of Bi-doped fibers of different core composition. Bi-doped fiber amplifiers operating in the wavelength range 1300-1500 nm with peak gain >20dB are demonstrated. $./tBN Carrier Envelope Offset Frequency of a 10 GHz Etalon-Stabilized Comb Source , Mehmetcan Akbulut, Josue Davila-Rodriguez, Ibrahim Ozdur, Nazanin Hoghooghi, Peter J. Delfyett; CREOL, Univ. of Central Florida, USA. We report CEO frequency measurements of a 10 GHz harmonically modelocked, etalon stabilized comb source using a multi-heterodyne beating technique. Also, preliminary results from an attempt at f-2f self referencing measurement are presented. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 2&-4 CLEO 2&-4 10:15 a.m.–12:00 p.m. $.0t7$4&-** Seth Bank; Univ. of Texas at Austin, USA, Presider 10:15 a.m.–12:00 p.m. 2.%t4VSGBDF1MBTNPO 1PMBSJUPOT Igor Smolyaninov; BAE Systems, USA, Presider 2.$tBN Observation of the Condensation of Classical Waves,Can Sun1, Shu Jia1, Christopher Barsi1, Antonio Picozzi2, Sergio Rica3, Jason W. Fleischer1; 1 Princeton Univ., USA, 2Inst. Carnot de Bourgogne, UMR 5029 CNRS, Univ. de Bourgogne, USA, 3 Ecole Normale Supérieure, France. We report a theoretical, numerical and experimental study of condensation of classical optical waves. The condensation is observed directly, as a function of nonlinearity and wave kinetic energy, in a selfdefocusing photorefractive crystal. $.0tBN Long-Wavelength BTJ-VCSEL with High-Contrast Grating, Werner H. Hofmann1, Christopher Chase1, Michael Müller2, Yi Rao1, Christian Grasse2, Gerhard Böhm2, Markus-Christian Amann2, Connie Chang-Hasnain1; 1Univ. of California at Berkeley, USA, 2Walter Schottky Inst. Technische Univ. München, Germany. InP-based, long-wavelength buried tunnel junction (BTJ) VCSELs, emitting at 1.32 µm with a high-contrast grating (HCG) are demonstrated. This is the first HCG VCSEL presented emitting at long wavelengths. CWoperation is demonstrated up to 18°C. 2.%tBN One-Way Extraordinary Transmission and Nonreciprocal Plasmons, Alexander B. Khanikaev1, Gennady Shvets1, Yuri S. Kivshar2; 1Dept. of Physics, Univ. of Texas at Austin, USA, 2Nonlinear Physics Ctr., Res. School of Physics and Engineering, Australian Natl. Univ., Australia. We predict that the engineered spoof surface plasmons supported by structured conductors in magneto-optical environment exhibit nonreciprocal dispersion. We suggest the geometries where this property results in nonreciprocal optical response observed as one-way extraordinary transmission. 2.$tBN Switching from Nonlinear Beam Focusing to Defocusing in Periodic Structures, Francis H. Bennet1, Inés A. Amuli1, Dragomir N. Neshev1, Andrey A. Sukhorukov1, Wieslaw Z. Krolikowski2, Yuri S. Kivshar1; 1Nonlinear Physics Ctr., Australian Natl. Univ., Australia, 2Laser Physics Ctr., Australian Natl. Univ., Australia. We demonstrate experimentally the transition of nonlinear beam focusing to defocusing by varying the modulation depth of a periodic system. The observed effect illustrates the fundamental crossover when the periodic system changes properties to homogeneous. $.0tBN Proton-Implanted 850-nm Photonic Crystal Vertical-Cavity Surface-Emitting Lasers with Improved Performance, Meng Peun Tan, Ansas M. Kasten, Dominic F. Siriani, Joshua D. Sulkin, Kent D. Choquette; Univ. of Illinois at UrbanaChampaign, USA. Proton-implanted 850-nm photonic crystal vertical-cavity surface-emitting lasers are fabricated and characterized. Strong and more stable index guiding is introduced, resulting in planar lasers with generally decreased threshold current and increased slope efficiency. 2.%tBN Airy Plasmon: A Non-Diffracting Surface Wave, Alessandro Salandrino, Demetrios N. Christodoulides; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. We introduce a new class of non-diffracting surface plasmons: the Airy plasmon. The self bending and self healing behavior of these solutions is analyzed. Schemes for experimental realization and potential applications are discussed. 2.$tBN Memory Functions for Comparative Nonlinear Dynamics: A New Class of Dynamic Systems Unifying Chaotic Optofluidics and Electronics , Elad Greenfield, Mordechai Segev, Alexander Szameit; Technion – Israel Inst. of Technology, Israel. We unite chaotic optofluidics and chaotic electronics in a single class of topologically-equivalent dynamic systems. This is made possible with a new comparative approach for dynamic systems research, based on the memories of the systems. $.0tBN Lithographic and Oxide-Free Vertical Cavity Surface Emitting Laser, Abdullah Demir, Guowei Zhao, Gokhan Ozgur, Sabine Freisem, Dennis G. Deppe; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. All-epitaxial oxide-free vertical-cavity surface-emitting lasers (VCSELs) are demonstrated. 4-μm-diameter VCSEL is shown with threshold current of 350 μA, slope efficiency of 0.77 W/A, wall-plug efficiency of 21% and output power of 6.3 mW. 2.%tBN *OWJUFE Light-to-Current and Current-to-Light Coupling in Plasmonic System, Natalia Noginova, Andrey V. Yakim, Mikhail Noginov; Norfolk State Univ., USA. Electron drag effect in silver film increases dramatically and changes its sign at the resonant condition of the excitation of surface plasmon polariton. Conversely, external voltage applied to the film can modulate its reflectance. 2.$tBN Resonant Delocalization of Light in Engineered Bloch Waveguide Arrays, Ramy A. El-Ganainy1, Demetrios Christodoulides1, Christian Rüter2, Detlef Kip2; 1CREOL, College of Optics and Photonics, Univ. of Central Florida, USA, 2Clausthal Univ. of Technology, Germany. We study the propagation of light in Bloch waveguide arrays exhibiting periodic coupling. Intriguing wavepacket revival patterns as well as beating Bloch oscillations are demonstrated. A new resonant delocalization phase transition is also predicted. $.0tBN Comparison of Plasma-Effect in Different InP-Based VCSELs, Andreas Hangauer1,2, Jia Chen 1,2, Markus-Christian Amann 2; 1Siemens AG, Germany, 2Walter Schottky Inst. Technische Univ. München, Germany. The FM amplitude/ phase response of InP-based VCSELs at 1.5µm, 1.8µm and 2.3µm is presented and compared. The plasma effect is clearly observed, although at 2.3µm it is significantly lower. This interesting result is discussed. 2.$tBN Rotational Stochastic Resonance, Kyle M. Douglass, Gabriel Biener, Sergey Sukhov, Aristide Dogariu; Univ. of Central Florida, USA. We demonstrate the concept of stochastic resonance in optically induced rotations and discuss its applications for optimizing the effects of optical torques on small anisotropic particles and optically bound systems of particles. $.0tBN Mode Control of 1.3 μm Wavelength Coupled VCSEL Arrays by Cavity Structuring, Lukas Mutter1, Elodie Lamothe1, Vladimir Iakovlev2, Andrei Caliman1, Benjamin Dwir1, Alexandru Mereuta1, Alexei Sirbu1, Eli Kapon1; 1Swiss Federal Inst. of Technology, École Polytechnique Fédérale de Lausanne, Switzerland, 2Beam Express S.A., Switzerland. Mode control in wafer-fused 1.3µm wavelength coupled-VCSEL arrays is achieved by cavity structuring and investigated by spectrally resolved near- and far-field measurements. Improved mode discrimination is attained by combining index- and gain-patterning. Monday, May 17 10:15 a.m.–12:00 p.m. 2.$t/PWFM1IFOPNFOB** Mansoor Sheik-Bahae; Univ. of New Mexico, USA, Presider 2.%tBN Quasi-Guided Surface Plasmon Polaritons in Anisotropic Materials, Marco Liscidini1, John E. Sipe2; 1Univ. degli Studi di Pavia, Italy, 2Univ. of Toronto, Canada. We show theoretically that the hybridization of radiative and guided modes at a metal/dielectric interface, where the dielectric is a homogeneous but anisotropic medium, can lead to the existence of quasi-guided surface plasmon polaritons (SPPs). $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 63 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 +0*/5 CLEO 10:15 a.m.–12:00 p.m. $.1t*OUFOTF5)[1IFOPNFOB Richard D. Averitt; Boston Univ., USA, Presider 10:15 a.m.–12:00 p.m. $.2t8BWFHVJEFT Sunao Kurimura; Natl. Inst. for Materials Science, Japan, Presider 10:15 a.m.–12:00 p.m. $.3t-BTFS/BOPTUSVDUVSJOH Craig B. Arnold; Princeton Univ., USA, Presider 10:15 a.m.–12:00 p.m. +.#t+PJOU$-&02&-4 4ZNQPTJVNPO0QUPNFDIBOJDT GPS1IZTJDBMBOE#JPMPHJDBM 4DJFODFT**1IZTJDT Tobias J. Kippenberg; MaxPlanck-Inst. fur Quantenoptik, Germany, Presider $.1tBN *OWJUFE Mechanism and Potential Applications of THz Air Photonics, Jianming Dai, Jingle Liu, I-Chen Ho, Nicholas Karpowicz, X. C. Zhang; Rensselaer Polytechnic Inst., USA. We Present experimental and theoretical investigations on the THz wave generation and detection using ambient air or selected gases as the THz emitter and sensor, as well as the potential applications of THz air photonics. $.2tBN Oxidized Silicon-on-Insulator (OxSOI) from Bulk Silicon: A New Photonic Platform, Nicolás Sherwood-Droz, Alexander Gondarenko, Michal Lipson; Cornell Univ., USA. We demonstrate a bulk silicon alternative to SOI, using Si3N4 masking and oxidation techniques. We show waveguide losses of 2.92 dB/cm with a process compatible with the front-end of a typical CMOS fabrication line. $.3tBN 5VUPSJBM Nanostructuring: A Route for Understanding Interaction Phenomena and Enhancing Materials Performance, Carmen N. Afonso; Laser Processing Group, Inst. de Optica, CSIC, Spain. Engineering materials in the nanoscale is an attractive route to either improve properties or achieve new responses. Examples will be given for promoting/ preventing transfer energy mechanisms or enhancing optical responses or rare-earth ion related photoluminescence. +.#tBN *OWJUFE The Physics of a Dissipative Optomechanical Coupling, Aashish Clerk; McGill Univ., Canada. We analyze theoretically a novel cavity electromechanical system where a mechanical resonator modulates the damping rate of a driven cavity. Destructive quantum noise interference can allow ground state cooling even in the unresolved sideband regime. Monday, May 17 $.2tBN Widely Wavelength-Selective Integrated Ring Laser in Al2O3:Er3+, Jonathan D. B. Bradley1, Remco Stoffer 2, Laura Agazzi 1, Feridun Ay 1, Kerstin Wörhoff1, Markus Pollnau1; 1MESA+ Inst. for Nanotechnology, Univ. of Twente, Netherlands, 2 PhoeniX BV, Netherlands. Integrated Al2O3:Er3+ ring lasers were realized on thermally oxidized silicon substrates. By varying the degree of output coupling from the ring, wavelength selection in the range 1530-1557 nm was demonstrated. 64 $.1tBN Spatiotemporally Resolved Plasma Effect on Two-Color Laser Pumped Terahertz Generation, Haidan Wen1, Dan Daranciang2, Aaron M. Lindenberg1,3; 1PULSE Inst., SLAC Natl. Accelerator Lab, USA, 2Dept. of Chemistry, Stanford Univ., USA, 3Dept. of Materials Science and Engineering, Stanford Univ., USA. Spatiotemporally resolved measurements reveal how a plasma affects the terahertz generation from photoionized air in two-color optical fields. $.2tBN Enhanced Waveguide Nonlinearity and Mechanical Robustness in Hybrid As2Se3-PMMA Microtapers, Chams Baker, Martin Rochette; McGill Univ., Canada. We report the fabrication of an As2Se3 microtaper with a protective polymer cladding. The 7 cm long microtaper provides an ultrahigh nonlinearity of γ=45 W-1m-1 whereas the polymer cladding provides mechanical strength to the device. $.1tBN Observation of Amplified Stimulated Terahertz Emission in Optically Pumped Epitaxial Graphene Heterostructures, Hiromi Karasawa1, Takayuki Watanabe1, Taiichi Otsuji1, Maxim Ryzhii2, Akira Satou2, Victor Ryzhii2; 1Tohoku Univ., Japan, 2 Univ. of Aizu, Japan. We experimentally observed an amplified stimulated terahertz emission from an epitaxial graphene-on-silicon heterostructure. The result well supports the occurrence of negative dynamic conductivity leading to a new type of terahertz lasers. $.2tBN Characterization of Bragg Gratings in Al2O3 Waveguides Fabricated by Focused Ion Beam Milling and Laser Interference Lithography, Feridun Ay, Edward H. Bernhardi, Laura Agazzi, Jonathan D. B. Bradley, Kerstin Wörhoff, Markus Pollnau, René M. de Ridder; Integrated Optical MicroSystems Group, MESA and Inst. for Nanotechnology, Univ. of Twente, Netherlands. Optical grating cavities in Al2O3 channel waveguides were successfully defined by focused ion beam milling and laser interference lithography. Both methods are shown to be suitable for realizing resonant structures for on-chip waveguide lasers. $.1tBN Single-Cycle Multi-THz Transients with Electric Fields Exceeding 10 MV/cm, Friederike Junginger1, Alexander Sell1, Olaf Schubert1, Bernhard Mayer1, Daniele Brida2, Marco Marangoni2, Giulio Cerullo2, Alfred Leitenstorfer 1, Rupert Huber1; 1 Univ. of Konstanz, Germany, 2Politecnico di Milano, Italy. Broadband parametric amplification of 1.3-µm pulses in GaSe crystals provides intense single-cycle idler transients covering the 1-60 THz window with peak amplitudes above 10 MV/cm. Electro-optic sampling directly monitors the field of the phase-stable waveforms. $.2tBN Realization of Multilayer Si/SiO2 Super-High N.A. GRIN Lens on Si-Waveguide Coupling to Single-Mode Optical Fibre, Ter-Hoe Loh1, Qian Wang1, Jie Zhu1, Keh-Ting Ng1, Yi-Cheng Lai1, Seng-Tiong Ho2; 1Data Storage Inst., Singapore, 2Northwestern Univ., USA. Vertical optical mode-size transformation from 260nm-thick Si-nanowaveguide to 10~12μm matching the single-mode-fibre-core has been demonstrated using compact multilayer Si/SiO2 asymmetric GRIN lens (length:~24μm). GRIN lens to singlemode-fibre practical coupling loss of -3.45 dB was achieved. Carmen N. Afonso is a Research Professor at the Optics Institute of the Spanish Research Council (CSIC) where, in the eighties, she initiated the Laser Processing Group which is currently a 20-person group. The research activities of the Group initially focused on the understanding and controlling of laser - matter interactions. This was mainly done through dynamic studies using real time optical measurements with nano and picosecond resolution, with particular emphasis on ultrafast phase transformations for optical data storage. More recently, research has also focused on the production of nanostructured materials with improved responses and their application to integrated optical devices. The Group is one of the pioneers in using pulsed laser deposition for nanostructuring materials and using this nanostructuring concept for both understanding interactions in the nanometer scale and optimising optical response of materials. $.3tBN Optical Trap Assisted Nanopatterning for Structured Surfaces, Romain Fardel, Yu-Cheng Tsai, Craig B. Arnold; Princeton Univ., USA. We investigate the use of optical trap assisted nanopatterning for creating nanoscale features on surfaces with pre-existing topography. Uniform patterns over silicon and polyimide surfaces with several micrometer deep grooves are demonstrated. +.#tBN Near-Field Cavity Optomechanics with Nanomechanical Oscillators, Georg Anetsberger1, Olivier Arcizet1, Emanuel Gavartin2, Quirin P. Unterreithmeier3, Eva M. Weig3, Jörg P. Kotthaus3, Tobias J. Kippenberg 1,2; 1Max-Planck-Inst. of Quantum Optics, Germany, 2École Polytechnique Fédérale de Lausanne, Switzerland, 3LudwigMaximilians-Univ., Germany. We use evanescent near-fields of high-Q optical microresonators to extend cavity-optomechanical coupling to nanomechanical oscillators. Pure radiation pressure coupling to SiN nanomechanical strings is demonstrated. Dynamical backaction allows creating laser-like nanomechanical oscillation at nanowatt threshold. +.#tBN Optical Forces between a High-Q Micro-Disk Resonator and an Integrated Waveguide, Mo Li, Wolfram Pernice, Kingyan Fong, Hong Tang; Yale Univ., USA. We demonstrate enhanced gradient optical force between a high-Q micro-disk resonator and a waveguide. We find that the total optical force is composed of contributions from the cavity backaction, the reactive and evanescent coupling. +.#tBN *OWJUFE Preparation and Detection of a Radio Frequency Mechanical Resonator Near the Ground State of Motion, Keith Schwab; Caltech, USA. Abstract not available. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room B2-B3 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU $-&0"QQMJDBUJPOT 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO 10:15 a.m.–12:00 p.m. ".#t.JDSPTDPQZBOE &OEPTDPQZ Sohi Rastegar; Natl. Science Foundation, USA, Presider 10:15 a.m.–12:00 p.m. $.4t.JDSPSJOH3FTPOBUPS 0QUJDBMBOE3'1SPDFTTJOH Michal Lipson; Cornell Univ., USA, Presider 10:15 a.m.–12:00 p.m. $.5t$BWJUZ&OIBODFE4FOTJOH Douglas J. Bamford; Physical Sciences Inc., USA, Presider ".#tBN 5VUPSJBM Endoscopic Confocal Microscopy of GI Cancers for Diagnosis and Directed Therapy, Chris Contag; Stanford Univ., USA. Abstract not available. $.4tBN Experimental Demonstration of the Longitudinal Offset Technique for the Apodization of Coupled Resonator Optical Waveguide Devices, Jose David Domenech Gomez, Pascual Muñoz Muñoz, Jose Capmany Francoy; Univ. Politecnica de Valencia, Spain. In this paper, an experimental demonstration of the apodization of coupled resonator optical waveguide (CROW) devices through the longitudinal offset technique is presented for a 3 racetracks CROW device and compared against the uniform case. $.5tBN 5VUPSJBM Recent Advances in Cavity Ringdown Spectroscopy and Application to Medical Breath Analysis, Christopher S. Wood; Precision Photonics Corp., USA. A major goal of medicine is to catch disease early with methods that are non-invasive, sensitive, and highly specific. Optical breath analysis is a growing field that provides exactly this type of diagnosis. $.4tBN CMOS-Compatible Temperature Insensitive Silicon Microring Resonators, Biswajeet Guha, Bernardo B. C. Kyotoku, Michal Lipson; Cornell Univ., USA. We propose a new class of resonant silicon optical devices which are passively temperature compensated based on tailoring optical mode confinement in waveguides. We demonstrate their operation over a wide temperature range of 80 degrees. $.4tBN Free-Standing Silicon Ring Resonator for Low Power Optical Bistability, Peng Sun, Ronald M. Reano; Ohio State Univ., USA. We demonstrate low power optical bistability in a free-standing silicon ring resonator. The transmission exhibits hysteresis for 80 µW pump power, which is over an order of magnitude lower than similar unreleased ring resonators. ".#tBN Endoscope Lens with Dual Field of View and Resolution for Multiphoton Imaging, Minghan Chen, Chris Xu, Watt W. Webb; Cornell Univ., USA. We demonstrated the optical “zooming” capability of an endoscope lens for multiphoton imaging by using a novel multifocal objective lens design. Multiphoton images with dual field of view and resolution were recorded. $.4tBN Eleven-Channel Second-Order Silicon Microring-Resonator Filterbank with Tunable Channel Spacing, Marcus S. Dahlem, Charles W. Holzwarth, Anatol Khilo, Franz X. Kärtner, Henry I. Smith, Erich P. Ippen; MIT, USA. A wideband eleven-channel second-order filterbank fabricated on an SOI platform is demonstrated with tunable channel spacing and 20 GHz singlechannel bandwidths. The tuning efficiency is ~28 μW/GHz/ring. Chris is currently Senior Research Scientist and Director of R&D at Precision Photonics Corporation. His specialties include tunable lasers, highpower lasers, electro-optics, quantum optics, and ultra-sensitive spectroscopy. His familiarity with cavity-enhanced absorption spectroscopy began as a graduate student at the University of ColoradoBoulder, studying extremely small parity-violating effects in atomic cesium, culminating in the 1998 award for Outstanding Doctoral Thesis in Atomic, Molecular, and Optical physics by the American Physical Society. His post-doc work at NISTBoulder involved multiple ultraviolet lasers to study Quantum Computation and fundamental tests of Quantum Mechanics, using trapped Be+ ions. Since then, his work has focused on industrial R&D efforts that lead to commercial product development. He has worked for universities, government labs, small family-owned tech companies, venture capital-funded start-ups, SBIR-based small companies, and a large aerospace prime contractor. Monday, May 17 Dr. Contag is an Associate Professor of Pediatrics in the Division of Neonatal and Developmental Medicine, and a member of the BioX faculty at Stanford University. He is the Director of the Stanford Infrared Optical Science and Photomedicine Program, director of Stanford’s Center for Innovation in In Vivo Imaging (SCI3) and co-director of the Molecular Imaging Program at Stanford (MIPS). Dr. Contag received his B.S. in Biology from the University of Minnesota, St. Paul in 1982; and earned his Ph.D. in Microbiology from the University of Minnesota, Minneapolis in 1988. He is a founding member, and a past president, of the Society for Molecular Imaging, and for his fundamental contributions in imaging, is a recipient of the Achievement Award from the Society for Molecular Imaging. Dr. Contag is a scientific founder of Xenogen Corp.—now Caliper LifeSciences. He is also a founder of ConcentRx Corp. $.4tBN On-Chip Radio Frequency Arbitrary Waveform Generation, Hao Shen, Li Fan, Leo Tom Varghese, Daniel E. Leaird, Andrew M. Weiner, Minghao Qi; Purdue Univ., USA. A completely on-chip solution for radio-frequency arbitrary waveform generation (RFAWG) is proposed with silicon add-drop microring resonators and tunable all-pass microring delay lines. Preliminary results are shown for the pulse shaping effect. $.5tBN OPO Based Off-Axis Integrated Cavity Output Spectroscopy for Rapid Chemical Sensing, Denis D. Arslanov1, Frans J. M. Harren1, Ian D. Lindsay2, Klaus J. Boller3; 1Radboud Univ., Netherlands, 2Univ. of Bristol, UK, 3Univ. of Twente, Netherlands. We presented rapid and sensitive trace gas detector based on a high power and fast scanning cw OPO in combination with off-axis integrated cavity output spectroscopy. A detection limit of 2×10-9 cm-1 Hz-1/2 was obtained. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 65 Room A1 Room A2 Room A3 Room A4 CLEO $.,t1VMTF.FBTVSFNFOU Continued $.-t$-&04ZNQPTJVNPO 1IPUPOJDTGPS"EWBODFE&OFSHZ 5FDIOPMPHZ1IPUPOJDTGPS1PXFS (FOFSBUJPOBOE%FMJWFSZ Continued $..t/PO4JMJDB'JCFS Continued Monday, May 17 $.,tBN Ultrafast, Single-Shot Phase and Amplitude Measurement via a Temporal Imaging Approach, Daniel H. Broaddus1, Mark A. Foster1, Onur Kuzucu 1, Karl W. Koch 2, Alexander L. Gaeta1; 1Cornell Univ., USA, 2Corning, Inc., USA. We demonstrate single-shot measurement of the phase and amplitude of an ultrafast waveform using time-magnification and heterodyning with simple external clock synchronization. $.,tBN Ultrafast Temporal Phase Detection Using Thick Nonlinear Crystals, Hsiang-Nan Cheng1, ChiCheng Chen1, Shang-Da Yang1, Carsten Langrock2, Martin M. Fejer2; 1Inst. of Photonics Technologies, Natl. Tsing Hua Univ., Taiwan, 2E. L. Ginzton Lab, Stanford Univ., USA. We experimentally demonstrated that second-harmonic generation yield due to a thick nonlinear crystal is sensitive to temporal phase of ultrashort pulses, which could be useful in temporal chirp monitoring and ultrafast coherent communications. $./t'SFRVFODZ$PNCT* Continued $./tBN Dual Frequency Combs at 3.4 μm with Subhertz Residual Linewidths, Esther Baumann, Fabrizio R. Giorgetta, Ian Coddington, William C. Swann, Nathan R. Newbury; NIST, USA. Two coherent 1.5µm frequency combs are transferred to 3.4µm by difference-frequency generation with a 1064nm cw laser. From a multi-heterodyne measurement, the residual linewidth between the comb teeth is resolution-limited at 200 mHz. $.-tBN Intersubband Thermophotovoltaic Detectors, Jian Yin, Roberto Paiella; Boston Univ., USA. High-efficiency multiple-junction detectors for thermophotovoltaic energy conversion are designed based on the series combination of different quantum cascade structures. Numerical simulations indicate that these devices can outperform existing interband solutions. $..tBN Broadband Low Power Super-Continuum Generation in As2S3 Chalcogenide Glass Fiber Nanotapers, Stephen A. Dekker1, Chunle Xiong1, Eric Magi1, Alexander C. Judge1, Jasbinder S. Sanghera2, L. Brandon Shaw2, Ishwar D. Aggarwal2, David J. Moss1, Benjamin J. Eggleton1; 1CUDOS, Australia, 2 NRL, USA. We demonstrate broadband low power supercontinuum generation in arsenic sulphide (As2S3) tapered fiber nanowires with an effective area ~ 0.8 μm2 and nonlinearity gamma = 15,300 /W/km. Simulations showed good agreement between theory and experiment. $./tBN Octave-Spanning Supercontinuum Generation for an Er-Doped Fiber Laser Frequency Comb at a 1 GHz Repetition Rate, David Chao, Guoqing Chang, Jonathan L. Morse, Franz X. Kärtner, Erich P. Ippen; MIT, USA. We developed a 1 GHz Erdoped femtosecond fiber laser system providing 2nJ pulses at ~100fs durations and demonstrated octave-spanning supercontinuum generation from 1µm - 2.4µm that is suitable for 1f-2f stabilizing the frequency comb. QNoQN -VODI(on your own) /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 66 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 2&-4 CLEO 2&-4 $.0t7$4&-**$POUJOVFE 2.%t4VSGBDF1MBTNPO 1PMBSJUPOT$POUJOVFE 2.$tBN Optical Multi-Hysteresises and “Rogue Waves” in Nonlinear Plasma, Alexander E. Kaplan; Johns Hopkins Univ., USA. An intense irradiation of an overdense plasma can induce standing “rogue waves” and highly-multiple hysteresises due to a relativistic electron mass-effect. Those waves can be sustained by a radiation intensity much lower their peak intensity. $.0tBN Multiwavelength High Contrast Grating VCSEL Array With 200nm Spectral Range, Vadim Karagodsky1, Bala Pesala1, Christopher Chase1, Werner Hofmann1, Fumio Koyama2, Connie J. Chang-Hasnain1; 1Dept. of Electrical Engineering and Computer Sciences, Univ. of California at Berkeley, USA, 2Tokyo Inst. of Technology, Japan. We propose a new multi-wavelength high contrast grating VCSEL array, with an ultrabroad spectral range. The simple fabrication flow of this array is fully epitaxy compatible and requires no extra steps beyond a single-VCSEL process. 2.%tBN Versatile Excitation of Localized Surface Plasmon Polaritons via Spatially Modulated Polarized Focus, Tzu-Hsiang Lan, Jan-Ya He, Chung-Hao Tien; Natl. Chiao Tung Univ., Taiwan. We proposed a method to generate a versatile localized surface plasmon with the capability of beam steering and shaping by using collinear Kretchmann configuration in conjunction with spatially inhomogeneous polarized beam. 2.$tBN Richtmyer-Meshkov Instability in Nonlinear Optics, Shu Jia1, Laura I. Huntley2, Jason W. Fleischer1; 1Princeton Univ., USA, 2Stanford Univ., USA. We experimentally demonstrate an alloptical Richtmyer-Meshkov instability, in which a shock wave is incident on an intensity interface. Intensity fingering and shear-generated vortices are observed for both 1-D and 2-D shock-wave impulses. $.0tBN Analysis of Coupled Vertical-Cavity SurfaceEmitting Laser Arrays, Dominic F. Siriani, Ann C. Lehman Harren, P. Scott Carney, Kent D. Choquette; Univ. of Illinois at Urbana-Champaign, USA. Coupling properties of vertical-cavity surface-emitting laser (VCSEL) arrays are analyzed using a new stochastic coupled mode theory. Comparisons between theory and experiment reveal important details about the coupling and coherence of VCSEL arrays. 2.%tBN Sub-Wavelength Plasmon Solitons in 1-D Arrays of Coupled Metallic Nanowires, Fangwei Ye1, Bambi Hu1, Dumitru Mihalache2, Nicolae C. Panoiu3; 1Hong Kong Baptist Univ., China, 2 “Horia Hulubei” Natl. Inst. for Physics and Nuclear Engineering, Romania, 3Univ. College London, UK. We present the first theoretical study of subwavelength plasmon solitons formed in arrays of metallic nanowires. We demonstrate that the plasmonic arrays support unstaggered and staggered solitons, which can be effectively excited from Gaussian beams. Monday, May 17 2.$t/PWFM1IFOPNFOB** Continued QNoQN -VODI(on your own) /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 67 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 +0*/5 Monday, May 17 CLEO $.1t*OUFOTF5)[ Phenomena—Continued $.2t8BWFHVJEFT$POUJOVFE $.3t-BTFS/BOPTUSVDUVSJOH Continued $.1tBN THz Nonlinearity of Water Observed with Intense THz Pulses, Masaya Nagai1,2, Koichiro Tanaka1,3,4; 1Dept. of Physics, Kyoto Univ., Japan, 2 PRESTO, JST, Japan, 3iCeMS, Kyoto Univ., Japan, 4 CREST, JST, Japan. We reveal THz nonlinearity of liquid water using intense monocycle THz pulse. Single THz pulse response and THz pump-probe spectroscopy show the breaking and recovering of hydrogen bonding network in water molecules. $.2tBN Characterization of Nd-Doped Polymer Waveguide Amplifiers near 1060 and 870 nm, Jing Yang, Mart B. J. Diemeer, Gabriël Sengo, Markus Pollnau, Alfred Driessen; Univ. of Twente, Netherlands. Nd3+-complex-doped polymer channel waveguide amplifiers with various lengths and Nd3+ concentrations were fabricated by a simple procedure. Internal net gain of 5.7 dB/cm at 1064 nm and 2.0 dB/cm at 873 nm was obtained. $.3tBN Laser-Induced Periodic Nanostructures on ZnO Surfaces with a Patterned Beam in Water Environment, Susanta K. Das, Martin Bock, Arkadi Rosenfeld, Ruediger Grunwald; Max-Born-Inst. for Nonlinear Optics and Short Pulse Spectroscopy, Germany. Periodic surface structures were induced in ZnO in water with a focused femtosecond laser beam working in Fresnel region. A circular diffraction pattern transferred into the material is superimposed by sub-200 nm features. $.1tBN Anisotropy of Hot Electron Effective Mass in n-Doped InGaAs Revealed by Nonlinear THz-Pump/THz-Probe Spectroscopy, Francois Blanchard1,2,3, Fuhai Su2, Luca Razzari1, Gargi Sharma1, Roberto Morandotti1, Tsuneyuki Ozaki1, Matt Reid3, Frank Hegmann2; 1INRS, Canada, 2 Univ. of Alberta, Canada, 3Univ. of Northern British Columbia, Canada. We study ultrafast hot electron transport in n-doped InGaAs using polarization-sensitive nonlinear THz-pump/THz-probe spectroscopy. We observe an anisotropic effective mass for hot electrons due to the nonparabolicity of the conduction band. $.2tBN Micro-Luminescence and Micro-Raman Mapping of Ultrafast Laser Inscribed Yb:KGd(WO4)2 and Yb:KY(WO4)2 Channel Waveguides, Fiona M. Bain1, Alexander A. Lagatsky1, Wagner F. Silva2, Daniel Jaque3, Robert R. Thomson4, Nicholas D. Psaila4, Ajoy K. Kar4, Wilson Sibbett1, C. T. A. Brown1; 1School of Physics and Astronomy, Univ. of St. Andrews, UK, 2Inst. de Fisica, Univ. Federal de Alagoas, Brazil, 3Dept. de Fisica de Materials C-IV, Univ. Autónoma de Madrid, Spain, 4School of Engineering and Physical Sciences, Heriot-Watt Univ., UK. Micro-luminescence and micro-Raman mapping has been performed on ultrafast laser inscribed channel Yb:KGd(WO4)2 and Yb:KY(WO4)2 waveguides. Correlation can be seen between guiding regions and shifts in micro-luminescence and micro-Raman peaks when compared to the bulk. $.3tBN Femtosecond Laser-Induced TiO 2 Nanostructures on Titanium, Bulent Oktem, Hamit Kalaycioglu, F. Ömer Ilday; Bilkent Univ., Turkey. We report formation of polarization-dependent nanostructures (nanolines, nanocircles) by high repetition-rate femtosecond laser pulses on titanium surface through a novel mechanism, converting Ti to TiO2. Arbitrarily large-area patterns are created by self-stitching of these patterns. +.#t+PJOU$-&02&-4 4ZNQPTJVNPO0QUPNFDIBOJDT GPS1IZTJDBMBOE#JPMPHJDBM 4DJFODFT**1IZTJDT$POUJOVFE +.#tBN Optical Probing and Actuation of Microwave Frequency Phononic Crystal Resonators without Clamping Losses, Matt Eichenfield, Jasper Chan, Amir H. Safavi-Naeini, Oskar J. Painter; Caltech, USA. We demonstrate microwave-frequency mechanical modes of optomechanical crystals having arbitrarily small clamping losses. The optomechanical crystals are connected to the substrate via a phononic bandgap structure, simultaneously isolating and rigidly supporting the optomechanical resonator. QNoQN -VODI(on your own) /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 68 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU Room B2-B3 $-&0"QQMJDBUJPOT 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO $.4t.JDSPSJOH3FTPOBUPS 0QUJDBMBOE3'1SPDFTTJOH Continued $.5t$BWJUZ&OIBODFE 4FOTJOH$POUJOVFE ".#tBN OPO-Based Multimodal Nonlinear Optical Microscopy, Mikhail N. Slipchenko, Ji-Xin Cheng; Purdue Univ., USA. We report on a femtosecondOPO based multimodal nonlinear optical microscope that permits multiphoton fluorescence, SHG, THG, CARS, and stimulated Raman scattering imaging on the same platform. $.4tBN Efficient Coupler between Silicon and Polymer Waveguides, Jie Shu, Qianfan Xu; Rice Univ., USA. We propose an efficient optical coupler between sub-micron sized silicon waveguides on chip and multi-micron wide polymer waveguides on board. We show low coupling loss < 0.4 dB with high tolerance to misalignment. $.5tBN Optical Loss Characterization of CaF2 in the Ultraviolet Region for Prism Retroreflectors, Brian Lee1, Azer Yalin1, Kevin Lehmann2; 1Colorado State Univ., USA, 2Univ. of Virginia, USA. We report optical loss measurements of calcium fluoride samples at 249 and 403 nm. Contributions of birefringence are investigated. Calcium fluoride prism retroreflectors are of interest for cavity-enhanced absorption spectroscopy in the ultraviolet region. ".#tBN Lensfree Polarization Microscopy on a Chip Using Incoherent Digital Holography, Chulwoo Oh1, Serhan Isikman1, Aydogan Ozcan1,2; 1Univ. of California at Los Angeles, USA, 2California NanoSystems Inst., USA. We demonstrate an on-chip polarization microscope based on incoherent lensfree holography. Placed between two polarizers, a birefringent sample creates in-line holograms that can be digitally reconstructed to create lensfree polarization images over a large field-of-view. $.4tBN “Magic Radius” Phenomenon in Thin-Ridge SOI Ring Resonators: Theory and Preliminary Observation, Thach G. Nguyen1, Ravi S. Tummidi 2, Robert M. Pafchek 2, Thomas L. Koch 2, Arnan Mitchell1; 1School of Electrical and Computer Engineering, RMIT Univ., Australia, 2Ctr. for Optical Technologies, Dept. of Electrical and Computer Engineering, Lehigh Univ., USA. The lateral leakage loss mechanism of the TM-like mode in thin-ridge SOI ring resonators is significantly impacted by the ring radius and waveguide width. This behavior is analyzed using rigorous modeling techniques and verified experimentally. $.5tBN Intracavity Phase Interferometry for Magnetic Field Sensing, Andreas Schmitt-Sody, Koji Masuda, Andreas Velten, Jean-Claude Diels; Dept. of Physics and Astronomy, Univ. of New Mexico, USA. Application of a phase to frequency conversion is demonstrated to measure small magnetic fields with a sensitivity of 10nT corresponding to a polarization rotation of 2x10-9 rad. Monday, May 17 ".#t.JDSPTDPQZBOE &OEPTDPQZ$POUJOVFE QNoQN -VODI(on your own) /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 69 Room A1 Room A2 Room A3 Room A4 Monday, May 17 CLEO 70 1:30 p.m.–3:15 p.m. $.6t1VMTF.FBTVSFNFOUBOE Propagation Rick Trebino; Georgia Tech, USA, Presider 1:30 p.m.–3:15 p.m. $.7t%FUFDUPSTBOE"MM0QUJDBM 4XJUDIJOH William Green; IBM Res., USA, Presider 1:30 p.m.–3:15 p.m. $.8t/PWFM'JCFS4PVSDFT Robert Jopson; Bell Labs, AlcatelLucent, USA, Presider 1:30 p.m.–3:15 p.m. $.9t'SFRVFODZ$PNCT** Scott Diddams; NIST, USA, Presider $.6tQN Experimental Demonstration of Airy-Bessel 3-D Linear Light Bullets, Andy Chong1, William H. Renninger1, Frank W. Wise1, Demetrios N. Christodoulides2; 1Cornell Univ., USA, 2Univ. of Central Florida, USA. We demonstrate for the first time a versatile class of Airy-Bessel linear light bullets. The main lobe of the Airy-Bessel wave packet was sustained for many dispersion and diffraction lengths of propagation. $.7tQN *OWJUFE Ultrafast Graphene Photodetector, Fengnian Xia1, Thomas Mueller2, Yu-ming Lin1, Phaedon Avouris1; 1IBM T.J. Watson Res., USA, 2Vienna Univ. of Technology, Austria. We demonstrate ultrafast transistor-based photodetectors made from singleand few-layer graphene. The photoresponse does not degrade for optical intensity modulations up to 40GHz, and further analysis suggests that the intrinsic bandwidth may exceed 500GHz. $.8tQN 375 kW Peak Power Sub-Nanosecond Passively Q-Switched Ytterbium Doped Fiber Laser, Lei Pan1, Ilya Utkin1, Ruijun Lan1,2, Yogesh Godwal1, Robert Fedosejevs1; 1Univ. of Alberta, Canada, 2 Shandong Univ., China. We demonstrate a passively Q-switched ytterbium doped fiber laser with Cr4+:YAG and stimulated Brillouin backscattering. Linearly polarized output with ~ 375 kW peak power and pulse duration as short as 490 ps have been obtained. $.9tQN All-Fiber-Based Frequency Comb with an IntraCavity Waveguide Electro-Optic Modulator, Yoshiaki Nakajima1,2, Hajime Inaba1, Kazumoto Hosaka1, Kana Iwakuni1,3, Atsushi Onae1, Kaoru Minoshima1, Feng-Lei Hong1; 1AIST, Japan, 2Univ. of Fukui, Japan, 3Keio Univ., Japan. We develop an allfiber-based frequency comb with an intra-cavity waveguide electro-optic modulator. A comb mode is successfully phase-locked to an optical reference without frequency division. The servo bandwidth of repetition rate is approximately 400 kHz. $.8tQN Q-Switching a Fiber Laser with an Electrically Controlled Microstructured Fiber, Zhangwei Yu1,2, Walter Margulis1, Walter Margulis2, Mikael Malmström 1,2, Oleksandr Tarasenko 2, Fredrik Laurell1; 1Royal Inst. of Technology, Sweden, 2Acreo AB, Sweden. A monolithic fiber laser incorporating an electrically driven microstructured fiber is Q-switched exploiting nanosecond polarization rotation and multi-pass amplification. All components are in-fiber, simplifying fabrication and improving robustness. $.9tQN A Simple Implementation of Spectral Shearing Interferometry for Self-Referenced Amplitude and Phase Characterization of Optical Frequency Comb Sources, V. R. Supradeepa, Christopher M. Long, Daniel E. Leaird, Andrew M. Weiner; Purdue Univ., USA. We demonstrate a simple scheme which uses only an intensity modulator and an OSA to achieve low-power (~100nW, 10aJ/pulse at 10GHz), self-referenced, amplitude and phase characterization of high repetition rate optical frequency comb sources. $.6tQN On the Origin of Negative Dispersion Contributions in Filamentary Propagation, Carsten Brée1,2, Jens Bethge2, Ayhan Demircan1, Erik T. J. Nibbering2, Günter Steinmeyer2; 1Weierstraß-Inst. für Angewandte Analysis und Stochastik, Germany, 2 Max-Born-Inst., Germany. We experimentally show that the windows frequently used for filament cells have a decisive influence on nonlinear pulse shaping, determining the group-delaydispersion of the self-compressed pulses. $.6tQN Phase Retrieval and the Measurement of the Complete Spatiotemporal Electric Field of Ultrashort Pulses, Pamela R. Bowlan1,2, Rick Trebino1,2; 1School of Physics, Georgia Tech, USA, 2 Swamp Optics LLC, USA. The technique, SEA TADPOLE, measures the complete spatiotemporal intensity and phase of arbitrary ultrashort pulses, but device instability blurs the spatial component of the phase. We show that a simple phase-retrieval algorithm recovers it. $.7tQN Waveguide-Integrated Low-Noise Germanium Avalanche Photodetector with 6dB Sensitivity Improvement, Solomon Assefa, Fengnian Xia, Yurii Vlasov; IBM T.J. Watson Res. Ctr., USA. A waveguide-integrated Germanium avalanche photodetector with 6dB sensitivity improvement and excess noise with keff~0.1 was demonstrated while operating with 12dB gain at around 3V bias voltage. The photodetector was monolithically integrated into front-end CMOS. $.8tQN Dispersion Variation of a Thulium-Doped Stretched-Pulse Fiber Laser with Spectral Filtering, Frithjof Haxsen1,2, Dieter Wandt1,2, Uwe Morgner1,2,3, Dietmar Kracht1,2, Jörg Neumann1,2; 1 Laser Zentrum Hannover e.V., Germany, 2Ctr. for Quantum-Engineering and Space-Time Res. – QUEST, Germany, 3Leibniz Univ. Hannover, Germany. We report on stretched-pulse operation of a thulium-doped fiber laser with spectral filtering emitting at 1.98 µm. Cavity dispersion was varied from -0.044 ps2 to 0.049 ps2. The experimental results are compared with numerical simulations. $.9tQN Carrier Envelope Offset Stabilization of an Optical Parametric Oscillator Without f-2f Self-Referencing, Teresa I. Ferreiro, Jinghua Sun, Derryck T. Reid; Heriot-Watt Univ., UK. Signal pulses from a femtosecond optical parametric oscillator were carrier-envelope-offset stabilized for ~10 minutes with a bandwidth of <2 kHz and a cumulative phase error over 1 second of 2.05 radians, without f-2f self-referencing. $.6tQN Frequency-Domain Streak Camera for Ultrafast Imaging of Evolving Light-Velocity Objects, Zhengyan Li, Rafal Zgadzaj, Xiaoming Wang, Steve Reed, Yang Zhao, Michael C. Downer; Dept. of Physics, Univ. of Texas at Austin, USA. We report the extension of Frequency-domain Holography to a Frequency-Domain Streak Camera capable of capturing the evolution of refractive index structures propagating at luminal speeds. Possibility of extension to Frequency-Domain Tomography is demonstrated. $.7tQN Cavity-Enhanced Photocurrent Generation in a p-i-n Diode Integrated Silicon Microring Resonator Matrix, Shaoqi Feng, Hui Chen, Xianshu Luo, Andrew W. Poon; Hong Kong Univ. of Science and Technology, Hong Kong. We report cavity-enhanced photocurrent generation in the 1.55-μm wavelength range in a p-i-n diode integrated silicon microring resonator matrix. We demonstrate photocurrent of ~10 nA at microring resonance wavelengths and cavity enhancement exceeding 11-fold. $.8tQN Efficient Intracavity Frequency Doubling of an Yb-Doped Fiber Laser Using an Internal Resonant Enhancement Cavity, Rafal Cieslak, Jayanta K. Sahu, William A. Clarkson; Optoelectronics Res. Ctr., Univ. of Southampton, UK. We describe a simple approach for efficient generation of visible light in high-power continuous-wave fiber lasers via second harmonic generation in an internal resonant cavity. Preliminary results for a claddingpumped Yb fiber laser are presented. $.9tQN All-Fiber Carbon Nanotube Based Mode-Locked Laser System for Generation of Stable fs Frequency Combs, Khanh Kieu, Tsung-Han Wu, N. Peyghambarian, Jason Jones; College of Optical Sciences, Univ. of Arizona, USA. We report on a simplified all-fiber octave spanning femtosecond laser system based on a tapered fiber carbon nanotube saturable absorber capable of generating a stabilized frequency comb structure. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 2&-4 CLEO 2&-4 1:30 p.m.–3:15 p.m. $.:t4IPSU1VMTF-BTFST A. Catrina Bryce; Univ. of Glasgow, UK, Presider 1:30 p.m.–3:15 p.m. 2.'t1MBTNPOJD8BWFHVJEFT Peter Catrysse; Stanford Univ., USA, Presider 2.&tQN Temporal Coupled-Mode Theory for the Fano Resonance in Light Scattering and Its Applications, Zhichao Ruan, Shanhui Fan; Ginzton Lab, Dept. of Electrical Engineering, Stanford Univ., USA. We present a temporal coupled-mode theory for the Fano resonance in light scattering by individual obstacle. As an application, we design a structure that exhibits strong absorption and weak scattering properties at the same frequency. $.:tQN Mode-Locking Build-Up Measurements: Probing the Modelocking Mechanisms in VerticalExternal-Cavity Surface-Emitting Lasers, Keith G. Wilcox, Adrian H. Quarterman, Stewart Carswell, Zakaria Mihoubi, Vasilis Apostolopoulos, Aaron Chung, Anne Tropper; School of Physics and Astronomy, Univ. of Southampton, UK. The pulse evolution from onset to steady state in a modelocked vertical-external-cavity surface-emitting laser producing femtosecond and picosecond pulses was studied. A 40-times reduction in pulse shortening rate from picosecond to femtosecond regime was observed. 2.'tQN Excitation of Gap Plasmonic Waveguides by Nano Antennas, Jing Wen1,2, Peter Banzer1,2,3, Daniel Ploss1,2, Arian Kriesch1,2, Bernhard Schmauss4, Ulf Peschel1,2,3; 1Inst. of Optics, Information and Photonics, Univ. Erlangen-Nuremberg, Germany, 2 Max-Planck-Inst. for the Science of Light, Germany, 3 Cluster of Excellence ‘Engineering of Advanced Materials’, Univ. of Erlangen-Nuremberg, Germany, 4Chair for High Frequency Technology, Univ. Erlangen-Nuremberg, Germany. We experimentally demonstrate the excitation of plasmonic gap waveguides by nano antennas. The excitation is shown to be both spatially and spectrally dependent which can potentially be used for the selective excitation of plasmonic nanostructures. 2.&tQN Disorder-Enhanced Transport in Photonic Quasi-Crystals: Anderson Localization and Delocalization, Liad Levi1, Mikael Rechtsman2, Barak Freedman1, Tal Schwartz1, Ofer Manela1, Moti Segev1; 1Technion - Israel Inst. of Technology, Israel, 2 Courant Inst. of Mathematical Sciences, New York Univ., USA. We demonstrate experimentally that disorder enhances transport of waves in Penrosetype photonic quasicrystals. Increasing disorder gives rise to a transition from “bumpy ride” to diffusive transport. $.:tQN Superradiant Emission from a Tapered Quantum-Dot Semiconductor Diode Emitter, Mo Xia1, Richard V. Penty1, Ian H. White1, Peter P. Vasil’ev2; 1Univ. of Cambridge, UK, 2PN Lebedev Physical Inst., Russian Federation. Superradiant emission pulses from a quantum-dot tapered device are generated on demand at repetition rates of up to 5 MHz. The pulses have durations as short as 320 fs at a wavelength of 1270 nm. 2.'tQN Experimental Realization of Sub-Wavelength Plasmonic Slot Waveguides and Couplers on Silicon-on-Insulator, Zhanghua Han, Abdul Y. Elezzabi, Vien Van; Dept. of Electrical and Computer Engineering, Univ. of Alberta, Canada. Sub-wavelength plasmonic slot waveguides and broadband couplers were monolithically integrated with Si waveguides on SOI. Plasmonic waveguide propagation length of 6λ was achieved along with a 30% coupling efficiency between the Si and plasmonic waveguides. 2.&tQN Reflection of Subdiffusive Light from 3-D Disordered Photonic Crystals, Kyle M. Douglass1, Takashi Suezaki2, Geoffrey A. Ozin2, Sajeev John2, Aristide Dogariu1; 1Univ. of Central Florida, USA, 2 Univ. of Toronto, Canada. Two different transport regimes of light are observed in the same medium and are explained by the scaling theory of localization. Our results constitute the first demonstration of continuous renormalization of the optical diffusion coefficient. $.:tQN Bistable Wavelength Switching in a Two-Section Quantum-Dot Mode-Locked Diode Laser, Mingming Feng1, Richard P. Mirin1, Kevin L. Silverman1, Steven T. Cundiff2; 1NIST, USA, 2JILA ,NIST, Univ. of Colorado, USA. We investigate the wavelength-switching property of a bistable twosection quantum-dot diode laser. The switching time between the two stable wavelengths is about 150 ps, which is about two round trips time of the laser. 2.'tQN Passive Building Blocks for Plasmonics Nanocircuits with Three-Dimensional Slot Waveguides, Wenshan Cai, Mark L. Brongersma; Stanford Univ., USA. We present the analysis and optimization of several basic elements for three-dimensional plasmonic slot waveguides. These elements are key building blocks for efficient routing of light that can be used in on-chip optical links. 2.&tQN Double Scattering of Light from Biophotonic Nanostructures with Short-Range Order, Heeso Noh, Seng Fatt Liew, Vinodkumar Saranathan, Richard O. Prum, Eric R. Dufresne, Simon G. J. Mochrie, Hui Cao; Yale Univ., USA. We investigate the mechanism for coloration of isotropic nanostructures with short-range order in bird feather barbs. While the primary spectral peak originates from single scattering, double scattering of light contributes additional spectral features. $.:tQN Gain Saturation in 60-fs Mode-Locked Semiconductor Laser, Adrian H. Quarterman1, Keith G. Wilcox1, Vasilis Apostolopoulos1, Zakaria Mihoubi1, Mark Barnes1, Ian Farrer2, Dave A. Richie2, Anne Tropper1; 1School of Physics and Astronomy, Univ. of Southampton, UK, 2Cavendish Lab, Univ. of Cambridge, UK. A passively mode-locked optically-pumped InGaAs/GaAs quantum well laser with an intracavity semiconductor saturable absorber mirror emits sub-100-fs pulses. Pulse energy declines steeply as pulse duration is reduced below 100 fs due to gain saturation. 2.'tQN High Performances of Planar Hybrid Plasmonic Waveguide-Based Structures, Hong-Son Chu, Ping Bai, Er-Ping Li; Advanced Photonics and Plasmonics Group, A*STAR Inst. of High Performance Computing, Singapore. We report a novel planar hybrid plasmonic waveguide which provides low propagation loss, strong mode confinement, high power and intensity in the nano-gap. The 90owaveguide bends and couplers based on proposed waveguides are also discussed. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Monday, May 17 1:30 p.m.–3:15 p.m. 2.&t4DBUUFSJOHBOE&NJTTJPO CZ"QFSJPEJD.FEJB Viktor A. Podolskiy; Univ. of Massachusetts at Lowell, USA, Presider 71 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 +0*/5 Monday, May 17 CLEO 72 1:30 p.m.–3:15 p.m. $.;t5)[%PNBJO 4QFDUSPTDPQZ Susumu Komiyama; Univ. of Tokyo, Japan, Presider 1:30 p.m.–3:15 p.m. $.""t"EWBODFE$PODFQUTJO 1IPUPWPMUBJDT Sarah Kurtz; Natl. Renewable Energy Lab, USA, Presider 1:30 p.m.–3:15 p.m. $.##t"EWBODFE#FBN 4IBQJOHGPS-BTFS1SPDFTTJOH Yves Bellouard; Technische Univ. Eindhoven, Netherlands, Presider 1:30 p.m.–3:15 p.m. +.$t+PJOU$-&02&-4 4ZNQPTJVNPO0QUPNFDIBOJDT GPS1IZTJDBMBOE#JPMPHJDBM 4DJFODFT***5FDIOPMPHZ Seok-Hyun (Andy) Yun; Harvard Univ., USA, Presider $.;tQN Terahertz Dielectric and Magnetic Response Near Magnetic Phase Transition in a Multiferroic Hexagonal YMnO3, Christelle Kadlec1, Petr Kuzel1, Stanislav Kamba1, Roman V. Pisarev2; 1Inst. of Physics, Acad. of Sciences of the Czech Republic, Czech Republic, 2Ioffe Physical Technical Inst., Russian Academy of Sciences, Russian Federation. Time-domain THz spectroscopy is used to extract simultaneously dielectric and magnetic properties of hexagonal YMnO3. A magnon in antiferromagnetic phase and possible electromagnon in paramagnetic phase were first observed. $.""tQN *OWJUFE Thin Film Silicon Solar Cell Fabricated at 100oC by High Density Plasma for Flexible Photovoltaic Application, Chang-Hong Shen1, Jia-Min Shieh1,2, Hao-Chung Kuo2, Jung Y. Huang2, Wen-Chien Yu1, Wen-Hsien Huang1, Chao-Kei Wang1, Chih-Wei Hsu2, Yu-Hsin Lin2, Hung-Yu Chiu2, Bau-Tong Dai1, Fu-Liang Yang1; 1Natl. Nano Device Labs, Taiwan, 2Inst. of Electro-Optical Engineering, Natl. Chiao Tung Univ., Taiwan. Record fabrication temperature, 100oC, of a single junction amorphous Si solar cell was demonstrated by a high-density plasma method. Present solar cell revealed conversion efficiency of 7.4% at 200oC (4.1% at 135oC). $.##tQN Holographic Fabrication of Three-Dimensional Penrose-Type Photonic Quasi-Crystal Using a Lab-Made Phase Mask, Faraon Torres1, Yuankun Lin1, Ahmad Harb1, Kris Ohlinger1, Karen Lozano1, Di Xu2, Kevin P. Chen2; 1College of Science and Engineering, Univ. of Texas-Pan American, USA, 2 Dept. of Electrical and Computer Engineering, Univ. of Pittsburgh, USA. Penrose-type photonic quasi-periodic crystals are fabricated through 5 or 6 beam holographic lithography using a labmade phase mask. The quasi-crystal structure is confirmed through diffraction patterns showing ten-fold symmetry. +.$tQN Sensitive Phonon Detection in a Spiderweb Optomechanical Resonator, Jessie Rosenberg, Qiang Lin, Oskar Painter; Caltech, USA. We report position-squared coupling six orders of magnitude larger than previously demonstrated, allowing measurement of as few as 652 phonons and presenting a practical route toward probing of single-phonon jumps and characterization of phonon statistics. $.##tQN Adaptive Optics for Direct Writing in ThreeDimensional Nano-Fabrication, Alexander Jesacher, Richard Simmonds, Tony Wilson, Martin Booth; Univ. of Oxford, UK. Aberrations affect the focal spot quality in direct laser write applications when focusing through a refractive index mismatch. We develop adaptive optics to correct aberrations and demonstrate improved fabrication depth in several substrates. +.$tQN Ultra-High Q Crystalline Microresonators for Cavity Optomechanics, Johannes Hofer1, Albert Schliesser1, Tobias Kippenberg1,2; 1Max-Planck-Inst. für Quantenoptik, Germany, 2École Polytechnique Fédérale de Lausanne, Switzerland. We report on optomechanical coupling in crystalline whispering-gallery-mode resonators possessing ultra-high optical (> 1010) and mechanical (> 105) Q-factors. Microdiscs reveal high frequency mechanical radial modes (> 20 MHz) and unprecedented sideband factors (> 100). $.;tQN Resolution of the THz Vibrational Modes of Tris (hydroxymethyl) aminomethane (TRIS) Using Waveguide THz-TDS, Sree H. Srikantaiah, Daniel R. Grischkowsky; Oklahoma State Univ., USA. High resolution THz vibrational spectrum of TRIS is measured using waveguide THz-TDS. 12 highly resolved spectral features for the dropcast film and 11 features for sublimated film are observed at 13.6K. $.;tQN A Terahertz Plastic Wire Based Evanescent Field Sensor for High Sensitivity Liquid Detection, Ja-Yu Lu1, Borwen You1, Ci-Ling Pan2, Tze-An Liu3, Jin-Long Peng3; 1Inst. of Electro-Optical Science and Engineering, National Cheng Kung Univ., Taiwan, 2 Dept. of Photonics and Inst. of Electro-Optical Engineering, National Chiao Tung Univ., Taiwan, 3 Ctr. for Measurement Standards, Industrial Technology Res. Inst., Taiwan. A highly sensitive detection method based on the evanescent wave of a terahertz subwavelength plastic wire was demonstrated for liquid sensing. A 20ppm melamine alcohol solution is successfully identified with refractive-index sensitivity of 0.01. $.""tQN Plasmonic Back Structures Designed for Efficiency Enhancement of Thin Film Solar Cells, Wenli Bai1,2, Qiaoqiang Gan1, Filbert Bartoli1, Guofeng Song2; 1Electrical and Computer Engineering Dept., Lehigh Univ., USA, 2Inst. of Semiconductors, Chinese Acad. of Sciences, China. Metallic back structures with one-dimensional periodic nanoridges attached to thin-film amorphous silicon (a-Si) solar cell are proposed to enhance the cell efficiency in a wide near-IR range. $.##tQN Femtosecond Bessel Filaments for High AspectRatio and Taper-Free Micromachining of Dielectrics, Francois Courvoisier1, Manoj K. Bhuyan1, Maxime Jacquot1, Pierre-Ambroise Lacourt1, Luca Furfaro1, Michael J. Withford2, John M. Dudley1; 1 Univ. de Franche-Comté, France, 2MacQuarie Univ., Australia. Femtosecond Bessel beams are demonstrated for high aspect ratio machining in the filamentation regime with water assistance. Taper-free microchannels and micro-trenches are demonstrated with aspect ratio up to 40 and diameters down to 2 µm. +.$tQN Positive and Negative Mechanical Kerr Nonlinearities in Periodically-patterned Silicon Waveguides, Jing Ma, Michelle Povinelli; Univ. of Southern California, USA. We design periodic silicon waveguides with mechanical Kerr coefficients of positive or negative sign. The mechanical Kerr coefficient is > 3 orders of magnitude larger than the Kerr coefficient of silicon for suspended lengths ~30µm. $.;tQN Anisotropic Terahertz Conductivity of OneDimensional Electrons in Single-Walled Carbon Nanotubes, Lei Ren1, Takashi Arikawa1, Junichiro Kono1, Cary L. Pint2, Robert H. Hauge2, Aleksander K. Wojcik3, Alexey A. Belyanin3, Yoshiaki Takemoto4, Kei Takeya4, Iwao Kawayama4, Masayoshi Tonouchi4; 1Dept. of Electrical and Computer Engineering, Rice Univ., USA, 2 Dept. of Chemistry, Rice Univ., USA, 3 Dept. of Physics, Texas A&M Univ., USA, 4 Inst. of Laser Engineering, Osaka Univ., Japan. Terahertz time-domain spectroscopy of a highly-aligned single-walled carbon nanotube film reveals strongly anisotropic responses. The deduced complex dynamic conductivity clearly showed a non-Drude-like frequency dependence, with real part showing a peak at ~ 4 THz. $.""tQN Nanovoid Plasmonic-Enhanced Low-Cost Photovoltaics, Niraj N. Lal1, Fumin M. Huang1, Bruno F. Soares1, Sumeet Mahajan1, Jatin K. Sinha2, Phil N. Bartlett2, Jeremy J. Baumberg1; 1Univ. of Cambridge, UK, 2Univ. of Southampton, UK. Gold and silver nanovoid structures generate localised plasmon modes which are harnessed to enhance organic and amorphous silicon solar cell performance. Higher absorption at plasmonic resonant wavelengths indicates significant potential for enhanced photocurrent and efficiency. $.##tQN 1-ns Reconfiguration Direct Space-to-Time Pulse Shaping, Albert Vega, Daniel E. Leaird, Andrew M. Weiner; Purdue Univ., USA. In this paper we demonstrate high-speed direct space-to-time pulse shaping with waveform reconfigurations down to 1ns. Our pulse shaper implementation incorporates a modified arrayed-waveguide grating structure and an array of optoelectronic reflection modulators. +.$tQN Nanoparticle Manipulation with Optical Forces from Surface Plasmon Polaritons on Gold Stripes, Kai Wang, Ethan Schonbrun, Kenneth Crozier; School of Engineering and Applied Science, Harvard Univ., USA. We experimentally demonstrate enhanced propulsion of polystyrene and gold particles by surface plasmon polaritons on gold stripes. The largest propulsion velocity enhancement, relative to total internal reflection, is measured to be 5 for polystyrene particles. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room B2-B3 $-&0"QQMJDBUJPOT 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO 1:30 p.m.–3:15 p.m. ".$t4FOTJOHBOE*NBHJOH Javier A. Jo; Texas A&M Univ., USA, Presider 1:30 p.m.–3:15 p.m. $.$$t(FOFSBM"TQFDUTPG /POMJOFBS0QUJDT Narasimha S. Prasad; NASA Langley Res. Ctr., USA, Presider 1:30 p.m.–3:15 p.m. $.%%t.JE*3 Dietmar Kracht; Laser Zentrum Hannover e.V., Germany, Presider ".$tQN Fluorescence Correlation Spectroscopy in an Optical Trap, H. Daniel Ou-Yang, Yi Hu, Joseph Junio, Xuanhong Cheng; Lehigh Univ., USA. We have combined optical trapping and fluorescence correlation spectroscopy (FCS) to determine the trapping energy and concentration of nanoparticles in suspension by analyzing the elongated dwell time and enhanced concentration in the optical trap. $.$$tQN 5VUPSJBM Historical Perspective on Nonlinear Optics and Its Applications, Y. Ron Shen; Univ. of California at Berkeley, USA. Nonlinear optics in the past 60 years has been full of excitement and created tremendous impact in many disciplines. New laser technology has been the prime motive force behind the advances of the field. $.%%tQN High Power Diode Pumped 2 µm Laser Operation of Tm:Lu2O3, Philipp Koopmann1,2, Samir Lamrini2, Karsten Scholle2, Peter Fuhrberg2, Klaus Petermann1, Günter Huber1; 1Insitute of LaserPhysics, Germany, 2LISA Laser Products, Germany. We report the first diode pumped laser operation of Tm:Lu2O3 at 2 µm with more than 40 W of output power and slope efficiencies of up to 42% at room temperature. ".$tQN *OWJUFE Innovative Combined Sensing and Imaging Approaches in Biophotonics, Ilko K. Ilev; Food and Drug Administration (FDA), USA. Using simple fiber-optic based approaches, we have developed some advanced biophotonics and nanobiophotonics combined imaging and sensing techniques that can be exploited for high-resolution bioimaging and biosensing at cellular, intracellular and bulk tissue level. Y. Ron Shen received his Ph.D. from Harvard University in 1963. He joined the Physics faculty of the University of California at Berkeley in 1964 where he has been ever since. His research interest is in the broad area of interaction of light with matter. He was involved in the early development of nonlinear optics, searching for basic understanding of various nonlinear optical phenomena. He is the author of the text “The Principles of Nonlinear Optics”. $.%%tQN Resonantly Pumped 2.1-µm Ho:Y2O3 Ceramic Laser, George Alex Newburgh1, Akil Word-Daniels1, Akio Ikesue2, Mark Dubinskii1; 1US ARL, USA, 2World Lab Co., Ltd., Japan. We report the first Ho:Y2O3 ceramic laser operating at 2.085µm with 29% slope efficiency as resonantly diodepumped at 1.93 µm. Pertinent spectroscopic data are also presented. Monday, May 17 ".$tQN Evanescent-Wave Cavity Enhanced Spectroscopy as a Tool in Label-Free Biosensing, Lineke S. van der Sneppen1, Grant Ritchie1, Gus Hancock1, Freek Ariese2, Cees Gooijer2, Wim Ubachs2, Rob Haselberg3, Govert W. Somsen3, Gerhardus J. de Jong3; 1 Univ. of Oxford, UK, 2Vrije Univ. Amsterdam, Netherlands, 3Univ. Utrecht, Netherlands. A variety of evanescent-wave cavity-enhanced techniques is used in studying interfacial kinetics as well as the performance of anti-biofouling coatings, demonstrating the potential of these techniques in label-free biosensing. $.%%tQN Continuous-Wave Lasing of Monoclinic Ho:KLu(WO4)2 under in-Band Excitation by a Diode-Pumped Tm:KLu(WO4)2 Laser, Xavier Mateos1, Venkatesan Jambunathan1, Maria Cinta Pujol1, Joan Josep Carvajal1, Magdalena Aguilo1, Francesc Diaz1, Uwe Griebner2, Valentin Petrov2; 1 Univ. Rovira i Virgili, Spain, 2Max-Born-Inst., Germany. We present the first cw Ho:KLuW laser operating at room temperature. It is resonantly pumped by a diode-pumped Tm:KLuW laser and emits at 2060 nm in E//Nm polarization with a slope efficiency of 22%. $.%%tQN Efficient Ho:LuLiF4 Laser in-Band Pumped by a Tm Fiber Laser, Ji Won Kim1, J.I. Mackenzie1, W.A. Clarkson1, D. Parisi2, S. Veronesi2, M. Tonelli2; 1Optoelectronics Res. Ctr., Univ. of Southampton, UK, 2 Natl. Enterprise for Nano Science and Technology, Dept. di Fisica, Univ. di Pisa, Italy. A Ho:LuLiF4 laser with an output power of 5.4W and slope efficiency of 76% at 2.1µm in-band pumped by a Tm fiber laser at 1.94µm is reported. Strategies for further increasing output power are considered. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 73 Room A1 Room A2 Room A3 Room A4 Monday, May 17 CLEO $.6t1VMTF.FBTVSFNFOUBOE Propagation—Continued $.7t%FUFDUPSTBOE"MM0QUJDBM 4XJUDIJOH$POUJOVFE $.8t/PWFM'JCFS4PVSDFT Continued $.9t'SFRVFODZ$PNCT** Continued $.6tQN Photonic Fiber for Flexible Sub-20-fs Pulse Delivery, Jens Bethge1, Tuan Le2, Julia Skibina3,4, Andreas Stingl2, Günter Steinmeyer1; 1Max-BornInst., Germany, 2Femtolasers Produktions GmbH, Austria, 3Saratov State Univ., Russian Federation, 4 Nanostructured Glass Technology Co., Russian Federation. Delivery of sub-20-fs pulses with a spectrally flat phase through 80 cm chirped photonic crystal fiber with chirped-mirror precompensation is experimentally demonstrated. This sets a new record for fiber-based femtosecond pulse delivery. $.7tQN All-Optical Computing Circuits Based on Bacteriorhodopsin Protein Coated Microcavity Switches, Sukhdev Roy1, Mohit Prasad1, Juraj Topolancik2, Frank Vollmer3; 1Dayalbagh Educational Inst., India, 2Northeastern Univ., USA, 3Rowland Inst., Harvard Univ., USA. We present designs of all-optical MUX/DEMUX and half-adder/subtractor circuits based on switching of an infrared laser beam at 1310 nm in bacteriorhodopsin protein coated silica microsphere using low power (<200 μW) pump beams. $.8tQN Tunable Pulse Width, Short Pulse High Power Green Laser, Pratheepan Madasamy, Lynsi Coressel, Donald R. Jander, Eric C. Honea; Lockheed Martin Aculight, USA. We report the demonstration of a short pulse high power IR (98W) and green (43W) laser with 50ps pulse-width, 700MHz repetition-rate and near-diffraction-limited beam quality (M2<1.1). The pulse-width was electrooptically tunable from 10ps to 50ps. $.9tQN First Fully Stabilized Frequency Comb from a SESAM-Modelocked 1.5-μm Solid-State Oscillator, Max C. Stumpf1, Selina Pekarek1, Andreas E. H. Oehler1, Thomas Südmeyer1, John M. Dudley2, Ursula Keller1; 1ETH Zurich, Switzerland, 2Univ. de Franche-Comté, France. A diode-pumped 170-fs, 110-mW Er:Yb:glass-laser generates an octavespanning supercontinuum without amplification in an optimized PM-HNLF. The CEO frequency is self-referenced and stabilized by feedback on the diode current. Cavity length control stabilizes the repetition rate. $.6tQN Dispersion-Free Ultrashort and Ultrabroadband Polarization Vortex Pulse Generation, Yu Tokizane, Kazuhiko Oka, Ryuji Morita; Dept. of Applied Physics, Hokkaido Univ., Japan. Ultrabroadband polarization vortex generation ranging ~600 to ~800 nm without polarization dispersion was demonstrated using a photonic-crystal radial polarizer. It enables us to investigate closed-loop coherence in the ultrashort temporal and/or ultrabroad spectral region(s). $.7tQN All-Optical Switch Involving Fano Resonance in Ultrasmall Photonic Crystal Nanocavities, Kengo Nozaki 1, Takasumi Tanabe 1, Akihiko Shinya1, Shinji Matsuo2, Tomonari Sato2, Hideaki Taniyama1, Masaya Notomi1; 1NTT Basic Res. Labs, Japan, 2NTT Photonics Labs, Japan. We demonstrate a Fano scheme consisting of ultrasmall photonic crystal nanocavities, and observe the asymmetric transmission spectrum. All-optical switching with a 1 fJ pump energy and an 18 ps time window is also successfully estimated. $.8tQN Optically-Driven Fast and Widely WavelengthSwept Fiber Laser Based on Dispersion Tuning, Osamu Kusakari, Shinji Yamashita; Dept. of Electrical Engineering and Information Systems, Univ. of Tokyo, Japan. We demonstrate optically-driven fast and wide wavelength-swept laser based on dispersion tuning via cross gain modulation of the SOA. We achieved the tuning range of 87.9 nm and the tuning rate of 200 kHz. $.9tQN All-Fiber Single Optical Frequency Generation from an Er-Doped Fiber Frequency Comb, Young-Jin Kim, Yunseok Kim, Byung Jae Chun, Sangwon Hyun, Seung-Woo Kim; KAIST, Republic of Korea. We demonstrate an all-fiber-based apparatus built to generate near-infrared frequencies directly from an Er-doped fiber frequency comb. The amplified final output signal yields a frequency stability of 2×10-15 with a linewidth less than 1 Hz. $.6tQN Spatiotemporal Dynamics of Cross-Polarized Wave Generation, Daniel E. Adams1, Thomas A. Planchon2, Jeff A. Squier1, Charles G. Durfee1; 1 Colorado School of Mines, USA, 2Howard Hughes Medical Inst., USA. We use Spatially and Spectrally Resolved Interferometry (SSRI) to investigate cross-polarized wave (XPW) generation. We find that the XPW pulse is √3 smaller than the input in the spatiotemporal domain regardless of input chirp. $.7tQN All-Optical Fiber-Coupled Ultrafast Switching in 2-D InP-Based Photonic Crystal Nanocavity, Maia Brunstein1, Alejandro Yacomotti1, Remy Braive1, Isabelle Sagnes1, Laurent Bigot2, Ariel Levenson1; 1CNRS, France, 2Univ. des Sciences et Technologies de Lille, France. Ultrafast optical switching capabilities of an InP-based photonic crystal cavity are studied using a tapered fiberassisted coupling scheme. Overall switching times as short as 25ps were measured with a femtosecond pump and probe technique. $.8tQN Linewidth Optimization of Fourier Domain Mode-Locked Lasers, Sebastian Todor1, Christian Jirauschek1, Benjamin Biedermann2, Robert Huber2; 1 Emmy Noether Res. Group “Modeling of Quantum Cascade Devices“ at the Inst. for Nanoelectronics, Technische Univ. München, Germany, 2Lehrstuhl für BioMolekulare Optik, Fakultät für Physik, Ludwig-Maximilians-Univ. München, Germany. We theoretically and experimentally investigate the instantaneous linewidth of Fourier domain mode-locked lasers, yielding good agreement. Based on simulations, strategies are discussed to drastically reduce the laser linewidth. $.9tQN Noise-Insensitive Self-Referencing Inteferometer for Carrier-Envelope Offset Frequency Stabilization of a Ti:sapphire Laser, Veronika Tsatourian1,2, Helen S. Margolis1, Giuseppe Marra1, Derryck T. Reid2, Patrick Gill1; 1Natl. Physical Lab, UK, 2Heriot-Watt Univ., UK. A novel design of f:2f self-referencing interferometer employing Wollaston prisms for group-delay dispersion compensation exhibits up to 15 dB reduction in phase noise in specific frequency bands compared to a Michelson interferometer arrangement. QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 74 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 2&-4 CLEO 2&-4 $.:t4IPSU1VMTF-BTFST —Continued 2.'t1MBTNPOJD8BWFHVJEFT Continued 2.&tQN Super-Resolution of Images Using Incoherent Light, Yoav Shechtman1, Alexander Szameit2, Yonina C. Eldar1, Mordechai Segev2; 1Dept. of Electrical Engineering,Technion-Israel Inst. of Technology, Israel, 2Dept. of Physics and Solid State Inst., Technion-Israel Inst. of Technology, Israel. We present a method for reconstrucing images beyond the cutoff spatial-frequency using incoherent light. Our approach is noise-robust and can be used for reconstructing sub-wavelength information through measurments taken in the optical far-field. $.:tQN Simulation, Design, and Characterization of Electrically-Pumped VECSELs for Future Passive Modelocking, Martin Hoffmann1, Yohan Barbarin1, Wolfgang P. Pallmann1, Deran J. H. C. Maas1, Philipp Kreuter1, Bernd Witzigmann2, Matthias Golling1, Thomas Südmeyer1, Ursula Keller1; 1ETH Zurich, Switzerland, 2Univ. of Kassel, Germany. An ultrafast electrically-pumped VECSEL design requires an acceptable trade-off in cw output power. Validating our design guidelines and simulations 120 mW cw output power are generated. Homogenous current injection is even achieved for large devices. 2.'tQN Evolution of Beaming Pattern in Corrugated Mid-IR Plasmonic Structures, Sukosin Thongrattanasiri1, David Adams2, Daniel Wasserman2, Viktor A. Podolskiy1,2; 1Oregon State Univ., USA, 2 Univ. of Massachusetts at Lowell, USA. We consider the formation of highly directional beams from a subwavelength aperture surrounded by surface corrugations through a high-index superstrate and show that the beaming pattern strongly depends on the distance to the aperture. 2.&tQN Measuring and Exploiting the Transmission Matrix in Optics, Sebastien M. Popoff, Geoffroy Lerosey, Rémi Carminati, Mathias Fink, Albert C. Boccara, Sylvain Gigan; Inst. Langevin, CNRS, France. We introduce a method to measure the transmission matrix of a complex medium. This matrix exhibits statistical properties in good agreement with random matrix theory and allows light focusing and imaging through the random medium. $.:tQN Modelocked Integrated External-Cavity Surface Emitting Laser (MIXSEL) with Output Power up to 660 mW and Repetition Rate up to 10 GHz, Benjamin Rudin, Valentin J. Wittwer, Deran J. H. Maas, Yohan Barbarin, Matthias Golling, Thomas Südmeyer, Ursula Keller; ETH Zurich, Switzerland. We present an advanced MIXSEL, a VECSEL with integrated saturable absorber. Improved thermal management by substrate removal substantially increased the power. The novel antiresonant design is growth-error tolerant, enables shorter pulses and higher repetition rates. 2.'tQN Plasmonic Solar Cells with Broadband Absorption Enhancements, Ragip Pala, Edward Barnard, Justin White, Mark Brongersma; Geballe Lab for Advanced Materials, Stanford Univ., USA. A combined computational-experimental study optimizing plasmon-enhanced absorption in thin film solar cells is presented. We investigate the effect of different geometries where 2-dimensional periodic-aperiodic arrays of metal nanostructures sit above or below the active material. 2.&tQN Circularly-Polarized Light Emission from Semiconductor Planar Chiral Photonic Crystals, Kuniaki Konishi, Masahiro Nomura, Naoto Kumagai, Satoshi Iwamoto, Yasuhiko Arakawa, Makoto Kuwata-Gonokami; Univ. of Tokyo, Japan. Circular anisotropy of vacuum filed modes is induced in on-waveguide semiconductor chiral photonic crystals. Quantum dots embedded in the waveguide layer emit circularly polarized light with 25% of circular degree of polarization. $.:tQN Large Signal Analysis of AlGaInAs/InP Laser Transistor, Mizuki Shirao, Nobuhiko Nishiyama, SeungHun Lee, Shigehisa Arai; Tokyo Inst. of Technology, Japan. A large signal analysis of a laser transistor based on AlGaInAs/InP long wavelength material system is carried out. Better eye diagrams over 40-Gbps modulation speed are obtained in laser transistors than that in laser diodes. 2.'tQN Numerical Evidence of Exalted Nonreciprocal Dichroic Propagation in a Waveguide Coupled Magnetoplasmonic Chain of Ferromagnetic Metal Stripes, Mathias Vanwolleghem, Liubov Magdenko, Philippe Gogol, Pierre Beauvillain, Béatrice Dagens; CNRS, France. Patterning the metal layer of a ferromagnetic metal-clad III-V waveguide into a chain of coupled magnetoplasmonic nanostripes enhances optical non-reciprocity by two orders. Simulations show how non-reciprocal magnetoplasmonic chain modes couple resonantly to the waveguide. Monday, May 17 2.&t4DBUUFSJOHBOE&NJTTJPO CZ"QFSJPEJD.FEJB$POUJOVFE QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 75 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 +0*/5 Monday, May 17 CLEO $.;t5)[%PNBJO 4QFDUSPTDPQZ$POUJOVFE $.""t"EWBODFE$PODFQUTJO 1IPUPWPMUBJDT$POUJOVFE $.##t"EWBODFE#FBN 4IBQJOHGPS-BTFS1SPDFTTJOH —Continued +.$t+PJOU$-&02&-4 4ZNQPTJVNPO0QUPNFDIBOJDT GPS1IZTJDBMBOE#JPMPHJDBM 4DJFODFT***5FDIOPMPHZ Continued $.;tQN Observation of Terahertz Frequency Comb by Fiber-Based, Asynchronous-Optical-Sampling THz-TDS, Takeshi Yasui1, Masaki Nose1, Kohji Kawamoto1, Shuko Yokoyama1, Hajime Inaba2, Kaoru Minoshima2, Tsutomu Araki1; 1Osaka Univ., Japan, 2AIST, Japan. We developed a fiber-based, asynchronous-optical-sampling THz-TDS system by combination of mode-locked Er-fiber lasers and photoconductive antennas. Detail structure of the THz comb was clearly observed with a spectral resolution of 5.6 MHz. $.""tQN Absorption Enhancement of an Amorphous Si Solar Cell through Localized Surface PlasmonInduced Scattering with Metal Nanoparticles, Fu-Ji Tsai, Jyh-Yang Wang, Yean-Woei Kiang, C. C. Yang; Natl. Taiwan Univ., Taiwan. Absorption enhancement of an amorphous Si solar cell is numerically demonstrated by placing metal nanoparticles on the device top, including periodical and non-periodical distributions, to induce localized surface plasmon for effectively generating forward scattering. $.##tQN Spatially Chirped Pulses for High Aspect Ratio Micromachining by Femtosecond Laser Ablation, Dawn N. Vitek1, Daniel Adams1, Adrea Johnson 1, David Kleinfeld 2, Sterling Backus 3, Charles G. Durfee1, Jeff Squier1; 1Colorado School of Mines, USA, 2Univ. of California at San Diego, USA, 3Kapteyn-Murnane Labs, Inc., USA. We demonstrate that spatially chirped femtosecond laser pulses overcome previous limitations for the machining of high-aspect ratio features with low numerical aperture beams in optically transparent materials. +.$tQN *OWJUFE Sound, Light and Particles in Photonic Crystal Fibres, Philip Russell, A. Brenn, T. G. Euser, M. K. Garbos, M. S. Kang, A. Nazarkin; Max-Planck-Inst. for the Science of Light, Germany. Keeping light tightly guided, over metre-long distances, in both nanoscale solid glass cores and hollow cores allows enhanced and highly reproducible control of linear and nonlinear interactions between light, acoustic vibrations and trapped particles. $.;tQN THz Time-Domain Spectrometer Based on Asynchronous Optical Sampling with a Femtosecond Semiconductor Disk Laser, Raphael Gebs1, Peter Klopp2, Gregor Klatt1, Thomas Dekorsy1, Uwe Griebner2, Albrecht Bartels1; 1Univ. of Konstanz, Germany, 2Max-Born-Inst., Germany. We combine high-speed asynchronous optical sampling with semiconductor disk femtosecond laser technology and realize a high-resolution THz time-domain spectrometer without mechanical delay. The system has great potential for size and cost reduction of existing systems. $.""tQN Grating-Induced Surface Plasmon-Polaritons for Enhancing Photon Absorption in Organic Photovoltaic Devices, Yifen Liu, Jaeyoun Kim; Iowa State Univ., USA. We present a grating electrode that launches laterally propagating surface plasmon-polaritons along the active layers of organic photovoltaic devices. The resulting standing wave effectively increases the device thickness and enhances the photon absorption by 19.8%. $.##tQN Material Processing Using Ultrashort Light Pulses with Tilted Front, Peter G. Kazansky1, Yasuhiko Shimotsuma 2, Martynas Beresna 1, Masaaki Sakakura2, Jianrong Qiu3, Selcuk Akturk4, Yuri Svirko5, Kiyotaka Miura2, Kazuyuki Hirao2; 1 Optoelectronics Res. Ctr., Univ. of Southampton, UK, 2Kyoto Univ., Japan, 3Zhejiang Univ., China, 4 Istanbul Technical Univ., Turkey, 5Univ. of Joensuu, Finland. Femtosecond laser writing in glass is controlled by the polarization plane azimuth and intensity front tilt of light pulse. Polarization dependent distribution of extraordinary modifications along the light propagation direction is observed. $.;tQN Multi-Mode Continuous Wave Terahertz Systems - Quasi Time Domain Spectroscopy, Maik Scheller1,2, Martin Koch2; 1Inst. für Hochfrequenztechnik, Technische Univ. Braunschweig, Germany, 2Fachbereich Physik, Philipps Univ. Marburg, Germany. We present broadband terahertz spectroscopy systems based on continuous wave multi-mode laser diodes. By using commercial lasers with equidistant mode spacing we obtain signals similar to that of conventional time domain spectrometers. $.""tQN Inverted Polymer Solar Cells with Paired Metal Oxide Modifications through Solution Processing, Jing-Shun Huang, Yu-Hong Lin, Chen-Yu Chou, Guo-Dong Huang, Wei-Fang Su, Ching-Fuh Lin; Natl. Taiwan Univ., Taiwan. A pair of solutionprocessed metal oxides is introduced near the electrodes to improve the inverted polymer solar cells. With the paired metal oxides, the conversion efficiency is notably enhanced to above 5%. $.##tQN Time-Resolved Observation of Energy Deposition in Fused Silica by Ultrashort Laser Pulses in Single and Cumulative Regime, Cyril Mauclair1,2, Konstantin Mishchik 1, Alexandre MermillodBlondin2, Jörn Bonse2, Arkadi Rosenfeld2, Ingolf V. Hertel2,3, Eric Audouard1, Razvan Stoian1; 1Lab Hubert Curien, Univ. de Lyon, France, 2Max-BornInst., Germany, 3Freie Univ. Berlin, Germany. We present time-resolved phase-contrast microscopy investigations of femtosecond-laser bulk-excitation of a-SiO2 for various temporal shapes with their consequences on the energy transfer to the lattice estimated from the absorptive electronic cloud and the pressure wave. +.$tQN High Throughput Photoporation of Mammalian Cells Using Microfluidic Cell Delivery, Robert F. Marchington, Yoshihiko Arita, David J. Stevenson, Frank J. Gunn-Moore, Kishan Dholakia; Univ. of St. Andrews, UK. Photoporation (optical injection) of mammalian cells using a tightly focused femtosecond laser beam is demonstrated within a microfluidic chip, providing delivery of cells to the beam and thus automating the system for high cell throughput. QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 76 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room B2-B3 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU $-&0"QQMJDBUJPOT 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO $.$$t(FOFSBM"TQFDUTPG /POMJOFBS0QUJDT$POUJOVFE $.%%t.JE*3$POUJOVFE ".$tQN Waveguide Biosensor with Integrated Photodetector Array for Tuberculosis Serology, Rongjin Yan, N Scott Lynn, Luke C. Kingry, David S. Dandy, Richard A. Slayden, Kevin L. Lear; Colorado State Univ., USA. The first demonstration of a label-free LEAC biosensor immunoassay is reported. CMOS chips with integrated detection arrays detected tuberculosis related antibodies and 18kDa protein antigens. The limit of detection for thickness change was 120 pm. $.$$tQN Heralded Single Photon Partial Coherence, P. Ben Dixon, Gregory Howland, Mehul Malik, David J. Starling, Robert W. Boyd, Emil Wolf, John C. Howell; Univ. of Rochester, USA. We study partial transverse spatial coherence of localized single photon states. We demonstrate non-local control over its spatial coherence, which can be used for quantum image steganography, and provide theoretical framework from quantum coherence theory. $.%%tQN High-Power, Widely Tunable Cr2+:ZnSe Laser, Patrick A. Berry, Kenneth Schepler; AFRL, USA. We demonstrate high-power (4 W), widely-tunable (400 nm) polycrystalline Cr2+:ZnSe CW laser system utilizing an astigmatically-compensated Littrow-configuration cavity design. Using an etalon, linewidths as low as 2 nm were achieved. ".$tQN Wide Field-of-View Lensless Imaging of Caenorhabditis Elegans on a Chip, Serhan O. Isikman, Ikbal Sencan, Onur Mudanyali, Waheb Bishara, Cetin Oztoprak, Aydogan Ozcan; Univ. of California at Los Angeles, USA. Wide field-of-view lensfree on-chip imaging of C. Elegans samples is demonstrated using incoherent lensless in-line holography. Digital reconstruction of these lensless holograms rapidly creates the C. Elegans images over a field-of-view of >24mm2. $.$$tQN Loophole-Free Bell Inequality Test via Preselected Macro-Qubit Entanglement, Magdalena Stobinska 1,2,3, Pawel Horodecki 3,4, Ravindra Chhajlany4.5,6, Ryszard Horodecki3,4; 1ErlangenNürnberg Univ., Germany, 2Max-Planck-Inst. for the Science of Light, Germany, 3Univ. of Gdańsk, Poland, 4Natl. Quantum Information Ctr. of Gdańsk, Poland, 5Gdańsk Univ. of Technology, Poland, 6Adam Mickiewicz Univ., Poland. We present optical macro-entanglement beamsplitter-based preselection as a tool for loophole-free Bell test. Applied to experimentally feasible macro-qubits removes inefficiency of detection and dark counts. It constitutes novel polarization entanglement type. $.%%tQN Efficient Cryo-Cooled 2.7-μm Er3+-Doped Y2O3 Ceramic Laser Diode-Pumped at 974 nm, Tigran Sanamyan, Jed F. Simmons, Mark Dubinskii; US ARL, USA. Reported here is the first cryogenicallycooled diode-pumped performance of Er3+:Y2O3 laser based on 4I11/2 4I13/2 transitions. Pumplimited CW power of over 1.6 W at ~2.7 μm was achieved with the 27.5% slope efficiency. ".$tQN Development of a Quantum Cascade LaserBased Sensor for Non-Invasive CO2 Monitoring, Anna P. M. Michel1, Tina P. Chen1, Tiffany S. Ko2, Nevin V. Raj3, Meyeneobong E. Inyang1, Bryan T. Bosworth4, Matthew D. Escarra1, Claire F. Gmachl1; 1 Princeton Univ., USA, 2MIT Lincoln Lab, USA, 3 Harvard Univ., USA, 4Albert-Ludwigs-Univ., Germany. A novel device is proposed for the noninvasive measurement of CO2 utilizing reflectance of the skin surface by a mid-infrared quantum cascade laser. We demonstrate CO2 detection in a polymer at levels of biological importance. $.$$tQN Increased Field of View via Nonlinear Digital Holography, Christopher Barsi, Jason W. Fleischer; Princeton Univ., USA. All imaging systems have limitations to their field of view. Here, we experimentally demonstrate that wave mixing due to spatial nonlinearity can increase this parameter. $.%%tQN Dynamics of an Erbium Mid-IR Laser, Steven R. Bowman, Nicholas J. Condon, Shawn O’Connor; NRL, USA. A room temperature 4.5μm laser is reported in Er:KPb2Cl5 crystals using 0.8μm diode excitation. Long fluorescent lifetimes lead to important ETU and ESA processes. The impact of these excitation channels on laser performance is assessed. Monday, May 17 ".$t4FOTJOHBOE*NBHJOH Continued QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 77 Room A1 Room A2 Room A3 Room A4 Monday, May 17 CLEO 78 3:45 p.m.–5:30 p.m. $.&&t1VMTF4IBQJOH Charles G. Durfee; Colorado School of Mines, USA, Presider 3:45 p.m.–5:30 p.m. $.''t2VBOUVN&NJUUFS 1IPUPOJD%FWJDFT Won Park; Univ. of Colorado, USA, Presider 3:45 p.m.–5:15 p.m. $.((t1IPUP%BSLFOJOHBOE 4QFDJBMJUZ'JCFST Liang Dong; IMRA America Inc., USA, Presider 3:45 p.m.–5:30 p.m. $.))t.VMUJ()[$PNCTBOE "TUSPOPNJDBM"QQMJDBUJPOT Franz X. Kärtner; MIT, USA, Presider $.&&tQN 5VUPSJBM Ultrafast Pulse Shaping and Applications, Andrew Weiner; Purdue Univ., USA. Programmable optical pulse shaping, allowing generation of nearly arbitrarily shaped ultrafast optical waveforms, is reviewed. After outlining the fundamentals, new directions in pulse shaping and selected applications are discussed. $.''tQN LO-Phonon Scattering of Cavity Polaritons in an Electroluminescent Device, Aymeric Delteil1, Angela Vasanelli1, David Barate1,2, Pierre Jouy1, Jan Devenson2, Roland Teissier2, Alexei Baranov2, Carlo Sirtori1; 1MPQ Univ. Paris Diderot, France, 2IES, Inst. d’Electronique du Sud, Univ. de Montpellier, France. Emission of longitudinal optical phonons between the upper and the lower polariton branches has been observed in an intersubband electroluminescent device, operating in the strong coupling regime. $.((tQN *OWJUFE Photo Darkening of Ytterbium Fiber Lasers and Amplifiers, Kent E. Mattsson; Crystal Fibre, Denmark. Photo darkening (PD) of ytterbium co-doped silica fibers in lasers and amplifiers is experimentally investigated and a numeric model for PD is proposed. Relaxation to well-defined equilibrium state of core PD is observed. $.))tQN A 12.5 GHz-Spaced Optical Frequency Comb Spanning >400 nm for Astronomical Spectrograph Calibration, Franklyn J. Quinlan1, Gabe Ycas1,2, Steve Osterman3, Scott Diddams1; 1NIST, USA, 2 Physics Dept., Univ. of Colorado, USA, 3 Ctr. for Astrophysics and Space Astronomy, Univ. of Colorado, USA. A 12.5 GHz-spaced optical frequency comb spanning 1380 nm to 1820 nm is generated via filtering and nonlinearly broadening a 250 MHz-spaced comb. Sidemode suppression from 1380 nm to 1630 nm has been measured. Andrew Weiner, the Scifres Distinguished Professor of Electrical and Computer Engineering at Purdue University, is especially well known for his pioneering work in the field of femtosecond pulse shaping. Prof. Weiner is a Fellow of both OSA and IEEE, is a member of the U.S. National Academy of Engineering, and has won numerous awards for his research. In 2009 he was selected by the Department of Defense as a National Security Science and Engineering Faculty Fellow. Prof. Weiner is author of over 230 journal articles and 400 conference papers as well as the recently published textbook Ultrafast Optics. $.''tQN Highly Efficient Electrically Driven Quantum Dot Micropillar Single Photon Sources, Stephan Reitzenstein, Tobias Heindel, Christian Schneider, Matthias Lermer, Sven Hofling, Lukas Worschech, Alfred Forchel; Technische Physik, Univ. Würzburg, Germany. We report on highly efficient electrically pumped quantum dot-micropillar single photon sources. The triggered sources show record high efficiency (34%) and single photon emission rates of up to 35 MHz under pulsed electrical excitation. $.))tQN Tunable Blue Astro-Comb, Guoqing Chang1, Andrew J. Benedick1, Jonathan R. Birge1, Alexander Glenday2, Chi-Hao Li2, David F. Phillips2, Ronald L. Walsworth2, Franz X. Kärtner1; 1MIT, USA, 2 Harvard-Smithsonian Ctr. for Astrophysics, USA. We developed a tunable, visible frequency comb near 420nm with 22GHz mode spacing and 20nm spectral width, which is able to calibrate astronomical spectrographs to search Earth-like exoplanets orbiting around stars similar to the Sun. $.''tQN Top-Down Fabricated Hybrid DiamondPlasmon Nanoparticles, Birgit J. M. Hausmann1, Irfan Bulu1, Tom Babinec1, Mughees Khan1, Phil R. Hemmer2, Marko Loncar1; 1Harvard Univ., USA, 2 Texas A&M Univ., USA. We theoretically describe a hybrid diamond-plasmon particle device containing individual NV centers for QIP and quantum cryptography applications. Fabrication includes using E-beam lithography, ICP RIE and E-beam evaporation to define diamond nanoparticles embedded in gold. $.((tQN Kilowatt-Level Peak Power Monolithic Fiber Amplifier for Single-Mode, Narrow Linewidth 100 ns Pulses, Wei Shi1, Eliot B. Peterse1,2, Dan T. Nguyen1, Jie Zong1, Zhidong Yao1, Mark A. Stephen3, Arturo Chavez-Pirson1, Nasser Peyghambarian1; 1 NP Photonics, Inc., USA, 2Univ. of Arizona, USA, 3 NASA-GSFC, USA. We have achieved a peak power of 1.2 kW for 105 ns pulses at 1530nm with transform-limited linewidth by using a singlemode 25μm-core phosphate fiber in the power amplifier stage of a monolithic MOPA system. $.))tQN High Precision Calibration of Spectrographs in Astronomy, Tobias Wilken 1, Theodor W. Haensch1, Thomas Udem1, Tilo Steinmetz1,2, Ronald Holzwarth1,2, Antonio Manescau3, Gaspare Lo Curto3, Luca Pasquini3, Christophe Lovis4; 1MaxPlanck-Inst. of Quantum Optics, Germany, 2Menlosystems GmbH, Germany, 3European Southern Observatory, Germany, 4Observatoire de l’Univ. de Genève, Switzerland. An Yb-fiber frequency comb was developed and employed to calibrate an astronomical spectrograph. The repeatability was photon noise limited at 300kHz. Absolute accuracy was improved by a factor of 20 compared to traditional calibration sources. $.''tQN Fiber-Coupled Waveguides for Strong Resonant Interactions with Single Semiconductor Quantum Dots, Marcelo I. Davanco1, Matthew T. Rakher1, Antonio Badolato2, Kartik Srinivasan1; 1 NIST, USA, 2Univ. of Rochester, USA. We investigate fiber-coupled waveguides engineered for efficient interaction with single semiconductor quantum dots, with calculated fluorescence collection 70% and 15dB transmission contrast upon resonant excitation. Characterization of passive waveguides and preliminary photoluminescence measurements are presented. $.((tQN Zero-Dispersion Wavelength Decreasing Tellurite Microstructured Fiber for Wide and Flattened Supercontinuum Generation, Guanshi Qin, Yasutake Ohishi; Optical Functional Materials Lab, Japan. We demonstrate wide and flattened supercontinuum generation in zero-dispersion wavelength decreasing tellurite microstructured fibers fabricated by using the tapering method. $.))tQN Broadband Astro-Combs and the Impact of Nonlinear Spectral Broadening on Sidemode Suppression, Guoqing Chang1, Chi-Hao Li 2, David F. Phillips2, Ronald L. Walsworth2, Franz X. Kärtner1; 1MIT, USA, 2Harvard-Smithsonian Ctr. for Astrophysics, USA. We propose and analyze an approach to generating broadband astro-combs with 1 cm/s (~10 kHz) calibration accuracy on astrophysical spectrographs. Implementation of these astro-combs requires a side-mode suppression of 60 dB before nonlinear spectral broadening. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 2&-4 CLEO 2&-4 3:45 p.m.–5:30 p.m. $.**t.PEFMPDLFE-BTFST Richard Mirin; NIST, USA, Presider 3:45 p.m.–5:30 p.m. 2.)t1MBTNPOJD"OUFOOBT Oscar Painter; Caltech, USA, Presider 2.(tQN *OWJUFE Band Gaps in Amorphous Photonic Lattices, Mikael Rechtsman1, Alexander Szameit2, Felix Dreisow3, Matthias Heinrich3, Robert Keil3, Stefan Nolte3, Mordechai Segev2; 1Courant Inst. of Mathematical Sciences, New York Univ., USA, 2Physics Dept. and Solid State Inst., Technion-Israel Inst. of Technology, Israel, 3Inst. of Applied Physics, Friedrich-Schiller-Univ. Jena, Germany. We present, theoretically and experimentally, amorphous photonic lattices exhibiting a band gap and negative effective mass, without Bragg diffraction. Bands are Anderson states, but defect states residing in the gap are always more localized. $.**tQN *OWJUFE Reconfigurable, Multi-Section Quantum Dot Mode-Locked Lasers, Luke F. Lester, C.-y. Lin, Y. Li, J. H. Kim, C. G. Christodoulou; Univ. of New Mexico, USA. The optical characterization and applications of quantum dot mode-locked lasers constructed using a reconfigurable, unit-cell approach are discussed including diverse waveform generation, optical to RF signal conversion, and optimal laser layout design. 2.)tQN Effects of Nanodots on Surface Plasmons and Electric Field Enhancement in Nano-Pillar Antenna Array, Jonathan Hu, Wen-Di Li, Fei Ding, Stephen Y. Chou; Princeton Univ., USA. We study effects of nanodots on surface plasmons and field enhancement in nano-pillar antenna array. The NPA’s nanodots have slight effect on surface plasmon resonance wavelength, but increase field enhancement by two orders of magnitude. 2.(tQN Threshold Lasing Modes of a Random Laser: From the Localised to the Ballistic Regime, Ara A. Asatryan1, Lindsay C. Botten1, Michael A. Byrne1, Patrick Sebbah2, Christian Vanneste2, Laurent Labonte2, Hui Cao3; 1Univ. of Technology, Sydney, Australia, 2Univ. of Nice, France, 3Yale Univ., USA. We use the rigorous multipole method to calculate lasing and quasi-bound states from localised to diffusive regimes and show these coincide in the former regime but differ in the latter. $.**tQN GaAs/AlGaAs Colliding Pulse Mode-Locked Lasers with Non-Absorbing Mirrors, Giuseppe Tandoi1, Charles N. Ironside1, A. Catrina Bryce1, Stewart D. McDougall2; 1Univ. of Glasgow, UK, 2Intense Ltd, UK. We use quantum well intermixing to monolithically integrate non-absorbing mirrors in 3.7mm long GaAs/AlGaAs colliding-pulse modelocked lasers and improve their output power by 40% by increasing the threshold for catastrophic optical mirror damage. 2.(tQN Spatial Photon Correlations in Multiple Scattering Media, Stephan Smolka1, Otto Muskens2, Ad Lagendijk3, Peter Lodahl1; 1Dept. of Photonics Engineering, DTU Fotonik, Denmark, 2School of Physics and Astronomy, Univ. of Southampton, United Kingdom, 3Ctr. for Nanophotonics, FOMInst. AMOLF, Netherlands. We present the first angle-resolved measurements of spatial photon correlations that are induced by multiple scattering of light. The correlation relates multiple scattered photons at different spatial positions and depends on incident photon fluctuations. $.**tQN Monolithic 40 GHz Passively Mode Locked AlGaInAs/InP 1.55 μm MQW Laser with Surface-Etched Bragg Gratings, Lianping Hou1, Moss Haji1, Rafal Dylewicz1, Piotr Stolarz1, Anthony kelly1, John Arnold1, John Marsh1, Richard De la Rue1, Marc Sorel1, Catrina Bryce1, Bocang Qiu2; 1 Univ. of Glasgow, UK, 2Intense Ltd., UK. We fabricated 40 GHz passively mode-locked AlGaInAs/ InP 1.55 μm lasers integrated with surface-etched distributed Bragg mirrors. Numerically optimized gratings provide low loss and accurate wavelength control. The lasers produce 10-ps Gaussian-pulses with TBP of 0.75. 2.)tQN Imaging the 3-D Scattering Pattern of Plasmonic Nanoantennas by Heterodyne Numerical Holography, Sarah Y. Suck1, Stéphane Collin2, Nathalie Bardou2, Yannick De Wilde1, Gilles Tessier1; 1Inst. Langevin, Lab d’Optique, CNRS, France, 2Lab de Photonique et de Nanostructures, CNRS, France. Optical nanoantennas are studied by full field heterodyne numerical holography in total internal reflection. After a spectroscopic characterization, the 3-D scattering pattern of gold nanodisc chains was measured for wavelengths in and out of resonance. 2.)tQN *OWJUFE Lithographically Fabricated Optical Antennas with Sub-10nm Gaps Formed by a Sacrifical Layer, Wenqi Zhu, Mohamad G. Banaee, Kenneth B. Crozier; Harvard Univ., USA. We lithographically fabricate arrays of optical antennas with ~6nm gaps. The enhancement factor from surface-enhanced Raman scattering measurement is ~5 times larger than the same structure with ~18nm gaps. Monday, May 17 3:45 p.m.–5:30 p.m. 2.(t-PDBMJ[BUJPOBOE 1SPQBHBUJPOJO%JTPSEFSFE Media Zheng Wang; MIT, USA, Presider Reminder: CLEO/QELS Program now available in mobile formats! 3 Visit www.cleoconference.org for more information. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 79 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 +0*/5 Monday, May 17 CLEO 80 3:45 p.m.–5:30 p.m. $.++t5)[6MUSBGBTU(FOFSBUJPO Jianming Dai; Rensselaer Polytechnic Inst., USA, Presider 3:45 p.m.–5:30 p.m. $.,,t&GGJDJFODZJO4PMJE4UBUF Lighting Asif Khan; Univ. of South Carolina, USA, Presider 3:45 p.m.–5:30 p.m. $.--t-BTFS4USVDUVSJOHPG 0QUJDBM.BUFSJBMT Richard Haglund; Vanderbilt Univ., USA, Presider 3:45 p.m.–5:30 p.m. +.%t+PJOU$-&02&-4 4ZNQPTJVNPO0QUPNFDIBOJDT GPS1IZTJDBMBOE#JPMPHJDBM 4DJFODFT*7#JP Seok-Hyun (Andy) Yun; Harvard Univ., USA, Presider $.++tQN THz Generation from Monoclinic Centrosymmetric GaTe Crystals Pumped across Bandgap Due to Carrier Unidirectional Diffusion, Guibao Xu1, Guan Sun1, Yujie J. Ding1, Ioulia B. Zotova2, Krishna C. Mandal3, Alket Mertiri3, Gary Pabst3, Nils Fernelius4; 1Lehigh Univ., USA, 2ArkLight, USA, 3EIC Labs, Inc., USA, 4AFRL, USA. We have observed unique polarization and azimuth-angle characteristics of THz waves, generated from anisotropic monoclinic GaTe when pump photon energy is below and above its bandgap, due to carrier unidirectional diffusion. $.,,tQN *OWJUFE Efficiency Droop in GaInN Solid-State Lighting Devices, E. Fred Schubert, Martin F. Schubert; Rensselaer Polytechnic Inst., USA. The efficiency droop in GaInN light-emitting diodes (LEDs) is an impediment for the introduction of solid-state lighting technology. The origin of the droop will be discussed along with measures that mitigate the droop. $.--tQN *OWJUFE Micro- and Nano- Scale System Manufacturing Using Ultrafast Lasers, Yves Bellouard; Technische Univ. Eindhoven, Netherlands. Low-energy femtosecond laser pulses can be used to introduce various functionalities in fused silica that can be combined or distributed to form integrated microand nano-scale systems suitable for optofluidics and optomechanics applications. +.%tQN *OWJUFE Light Takes Shape for Biophotonics: New Directions in Trapping and Cell Transfection, Kishan Dholakia; Univ. of St. Andrews, UK. We describe applications of optically sculpting the incident field for applications in optical trapping and controlled cell transfection. $.++tQN Evidence of Constructive Interference of THz Waves Emitted by Randomly-Distributed InN Nanoantennas, Guibao Xu1, Guan Sun1, Yujie J. Ding1, Ioulia B. Zotova2, Muhammad Jamil3, Ian T. Ferguson3; 1Lehigh Univ., USA, 2ArkLight, USA, 3Georgia Tech, USA. We demonstrate that THz radiation beams generated by an array of the randomly-distributed InN nanopyramids can be used to enhance the THz output power by two orders of magnitude due to strong constructive interference. $.,,tQN Investigation of Efficiency Droop in Blue InGaN/GaN Light-Emitting Diodes with Different Well Widths, Chao-Hsun Wang, Ching-Hua Chiu, Jun-Rong Chen, Hao-Chung Kuo, Tien-Chang Lu, Shing-Chung Wang; Dept. of Photonic and Inst. of Electro-Optical Engineering, Natl. Chiao Tung Univ., Taiwan. Temperature-dependent electroluminescence efficiency of blue light-emitting diodes with different well widths is investigated. The efficiency droop phenomenon for LEDs at low temperature is dependent with electron overflow and non-uniform hole distribution within MQW region. $.--tQN Single-Sweep Production of Complex 3-D-Waveguide Devices Produced by Adaptive Femtosecond Laser Writing, Matthias Pospiech1, Moritz Emons1, Benjamin Väckenstedt1, Uwe Morgner1,2; 1 Inst. of Quantum Optics, Leibniz Univ. Hannover, Germany, 2Laser Zentrum Hannover e.V., Germany. We report on the simultaneous creation of multiple waveguides in different depths in fused silica. A combination of beam shaping with femtosecond laser writing is used to write two waveguides with changing separation and depth. +.%tQN Design and Experimental Demonstration of Optical Resonators for Nanotweezing, Xavier Serey1, Sudeep Mandal1, David Erickson2; 1School of Applied and Engineering Physics, Cornell Univ., USA, 2Sibey School of Mechanical and Aerospace Engineering, Cornell Univ., USA. Resonant silicon photonics has recently enabled the direct optical tweezing of nano-objects on chip. Here we present a comprehensive evaluation of different resonator designs and demonstrate one with a stiffness of 22.3 pN nm-1 W-1. $.++tQN Terahertz Emission of Magnesium Doped Indium Nitride, Yi-Jou Yeh1, Hyeyoung Ahn1, Yu-Liang Hong2, Shangjr Gwo2; 1Dept. of Photonics and Inst. of Electro-Optical Engineering, Natl. Chiao Tung Univ., Taiwan, 2Dept. of Physics, Natl. Tsing-Hua Univ., Taiwan. Significant THz power enhancement and polarity reversal were observed from Mg-doped InN. The carrier concentrationdependent THz polarity-reversal reflects the interplay between surface-electric-field and photoDember field for THz emission from InN:Mg. $.,,tQN Reduction of the Efficiency Droop Effect of a Light-Emitting Diode through Surface Plasmon Coupling, Chih-Feng Lu, Che-Hao Liao, Chih-Yen Chen, Chieh Hsieh, C. C. Yang; Natl. Taiwan Univ., Taiwan. The efficiency droop effect of a lightemitting diode is significantly reduced through the coherent coupling of its emitting quantum wells with the surface plasmons generated on the fabricated Ag structure on the device top surface. $.--tQN Sub Micron fs Inscribed Volume Bragg Gratings in Fused Silica, Daniel Richter, Christian Voigtländer, Jens Thomas, Stefan Nolte, Andreas Tünnermann; Friedrich-Schiller-Univ. Jena, Germany. We present femtosecond induced volume Bragg gratings (VBGs) using a phase mask technique. For the first time we could realize reflecting VBGs in fused silica with a high period stability and periods down to 537.5nm. +.%tQN An Integrated Single Cell Optofluidic Platform Based on Phototransistor Optoelectronic Tweezers, Arash Jamshidi, Justin K. Valley, Wilbur Lam, Hsan-Yin Hsu, Tiffany Dai, Sharmin Shekarchian, Steven L. Neale, Shao Ning Pei, Ming C. Wu; Univ. of California at Berkeley, USA. We present a novel single cell manipulation platform based on phototransistor optoelectronic tweezers. This new platform integrates the functionalities of phOET for parallel cell manipulation in highly conductive culture media with a commercial microfluidic device. $.++tQN Intense Terahertz Generation Based on the Photo-Dember Effect, Gregor Klatt1, Florian Hilser1, Wenchao Qiao1, Raphael Gebs1, Albrecht Bartels1, Klaus Huska2, Uli Lemmer2, Georg Bastian3, Michael B. Johnston4, Milan Fischer5, Jérôme Faist 5, Thomas Dekorsy 1; 1Univ. of Konstanz, Germany, 2Univ. Karlsruhe, Germany, 3Univ. of Applied Sciences Trier, Germany, 4Univ. of Oxford, UK, 5ETH Zürich, Switzerland. We demonstrate a new scheme for generating THz radiation based on the photo-Dember effect in lateral geometry. By micro-structuring a semiconductor surface we achieve strongly enhanced THz emission comparable to high-efficiency externally biased photoconductive emitters. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room B2-B3 $-&0"QQMJDBUJPOT 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO 3:45 p.m.–5:30 p.m. $...t4VQFS$POUJOVVNBOE .VMUJ8BWFMFOHUI(FOFSBUJPO Vladimir V. Shkunov; Raytheon Corp., USA, Presider 3:45 p.m.–5:30 p.m. $.//t4IPSU1VMTF Joe Alford; Lockheed Martin, USA, Presider ".%tQN *OWJUFE Optical Spectroscopy for the Diagnosis of Cancer, Urs Utzinger; Univ. of Arizona, USA. Abstract not available. $...tQN Simultaneous Spectral Broadening and Amplification of a Laser Pulse in a Glass Plate, Jun Liu1,2, Takayoshi Kobayashi1,2,3,4; 1Univ. of ElectroCommunications, Japan, 2JST, ICORP, Ultrashort Pulse Laser Project, Japan, 3Natl. Chiao Tung Univ., Taiwan, 4Osaka Univ., Japan. We demonstrated a novel method of simultaneous spectral broadening and amplification of a laser pulse in a glass plate. A proof-of-principle experiment improved both the spectrum and the energy by a factor of about three. $.//tQN Modelocking of a Diode-Laser-Pumped Ti:Sapphire Laser, Peter W. Roth, Alexander J. Maclean, David Burns, Alan J. Kemp; Inst. of Photonics, Univ. of Strathclyde, UK. Modelocking of a directly diode-laser-pumped Ti:sapphire laser is demonstrated. Near transform-limited pulses of 116fs duration are measured for an output power of 9mW under pumping at 452nm with a 1W gallium nitride diode laser. $...tQN Supercontinuum Generation in an Integrated High-Index Glass Spiral Waveguide, David Duchesne1, Marco Peccianti1,2, Michael R. E. Lamont3, Marcello Ferrera1, Luca Razzari1,4, François Légaré1, Roberto Morandotti1, Sai T. Chu5, Brent E. Little5, David J. Moss3; 1INRS-EMT, Canada, 2 Res. Ctr. SOFT INFM-CNR, “Sapienza” Univ., Italy, 3CUDOS, Univ. of Sydney, Australia, 4Dept. di Elettronica, Univ. di Pavia, Italy, 5Infinera Corp., USA. A supercontinuum spectrum of more than 300nm is obtained at 1550nm and 1290nm using doped-silica glass, 45cm long, integrated spiral waveguides. Different dynamics near two distinct zero dispersion wavelengths are observed and explained theoretically. $.//tQN Generation of Sub-150-fs, 100 nJ Pulses from a Low-Cost Cavity-Dumped Cr:LiSAF Laser, Umit Demirbas, Kyung-Han Hong, James G. Fujimoto, Alphan Sennaroglu, Franz X. Kärtner; MIT, USA. We report a low-cost, cavity dumped Cr:LiSAF laser, generating 135-fs pulses at 825 nm, with 105 nJ pulse energies and ~0.78 MW of peak power at 10 kHz, using only 600 mW of pump power. ".%tQN Multimodal Optical Coherence Tomography and Fluorescence Lifetime Imaging System for Simultaneous Anatomical and Biochemical Imaging of Biological Tissue, Sebina Shresta, Jesung Park, Paritosh Pande, Fred Clubb, Brian E. Applegate, Javier A. Jo; Texas A&M Univ., USA. We have developed a multimodal optical system for simultaneous optical coherence tomography (OCT) and fluorescence lifetime imaging microscopy (FLIM) imaging, and demonstrate its capability for high-speed co-registered micro-anatomical and biochemical tissue imaging. $...tQN Mid-Infrared Supercontinuum Generation in Lead-Bismuth-Gallium Oxide Glass Photonic Crystal Fiber, Nicolas Ducros1, Alexis Labruyère1, Sébastien Février1, Franck Morin2, Frédéric Druon2, Marc Hanna2, Patrick Georges2, Ryszard Buczynski3, Dariusz Pysz4, Ryszard Stepien4; 1Xlim, Univ. of Limoges, France, 2Lab Charles Fabry de l’Inst. d’Optique, Univ. Paris-Sud, France, 3Faculty of Physics, Univ. of Warsaw, Poland, 4Inst. of Electronic Materials Technology, Poland. Supercontinuum generation from visible up to 2.8 µm is demonstrated in a highly nonlinear heavy metal oxide glass photonic crystal fiber. Numerical modelling shows that the supercontinuum may be extended to 4 µm. $.//tQN Nd:GdVO4 Laser Passively Mode-Locked by Cascaded Nonlinearity in Periodically-Poled Lithium Tantalate, Hristo Iliev1, Dimitar Popmintchev1, Ivan Buchvarov1, Sunao Kurimura2, Uwe Griebner3, Valentin Petrov3; 1Sofia Univ., Bulgaria, 2 Natl. Inst. for Materials Science, Japan, 3Max-BornInst., Germany. PPMgSLT is used for mode-locking of a diode-pumped Nd:GdVO4 laser by intracavity SHG. Stable and self-starting operation is observed achieving output powers of up to 4.7 W and pulse durations as short as 3.2 ps. ".%tQN Phase-Sensitive Motility Contrast Imaging of Tumor Response to Drugs, Kwan Jeong1, David D. Nolte2, John Turek2; 1Korean Military Acad., Republic of Korea, 2Purdue Univ., USA. We introduce phase-sensitive motility contrast imaging and present high-contrast time-course measurements of cytoskeletal anticancer drug effects on dynamic motion inside tumor spheroids obtained by digital holographic optical coherence imaging. $...tQN Two-Octave Supercontinuum Generation in a Liquid-Core Photonic Crystal Fiber, Jens Bethge1, Anton Husakou1, Fedor Mitschke2, Frank Noack1, Uwe Griebner1, Günter Steinmeyer2, Joachim Herrmann1; 1Max-Born-Inst. für Nichtlineare Optik und Kurzzeitspektroskpie, Germany, 2Univ. Rostock, Germany. We observe the generation of supercontinua from a hollow-core photonic crystal fiber filled with water. The observed supercontinuum spans the spectral range from 410 to 1650 nm and has a high energy of 0.4 µJ. $.//tQN Diode-Pumped Mode-Locked Nd 3+-Doped Ba(Zr,Mg,Ta)O3 Ceramic Laser, Hiroaki Kurokawa1, Masaki Tokurakawa1, Akira Shirakawa1, Ken-ichi Ueda1, Alexander A. Kaminskii2, Satoshi Kuretake 3, Nobuhiko Tanaka 3, Yuji Kintaka 3, Keisuke Kageyama3; 1Inst. for Laser Science, Univ. of Electro-Communications, Japan, 2Inst. of Crystallography, Russian Acad. of Sciences, Russian Federation, 3Murata Manufacturing Co., Ltd., Japan. Nd3+-doped Ba(Zr,Mg,Ta)O3 ceramic laser is reported. The broadband fluorescence profile can be tailored by the “disordered” perovskite structure and is suitable for ultrashort pulse lasers. Mode-locked laser operation was demonstrated for the first time. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Monday, May 17 3:45 p.m.–5:30 p.m. ".%t4QFDUSPTDPQZBOE Imaging Ilko K. Ilev; Food and Drug Administration (FDA), USA, Presider 81 Room A1 Room A2 Room A3 Room A4 Monday, May 17 CLEO $.&&t1VMTF4IBQJOH Continued $.''t2VBOUVN&NJUUFS 1IPUPOJD%FWJDFT$POUJOVFE $.((t1IPUP%BSLFOJOHBOE 4QFDJBMJUZ'JCFST$POUJOVFE $.))t.VMUJ()[$PNCTBOE "TUSPOPNJDBM"QQMJDBUJPOT Continued $.&&tQN Line-by-Line Control towards 10-THz Repetition Rate Arbitrary Optical Waveform Generation, Kanaka Raju Pandiri1, Takayuki Suzuki1, Akira Suda2, Katsumi Midorikawa2, Masayuki Katsuragawa1; 1Univ. of Electro-Communications, Japan, 2RIKEN Advanced Science Inst., Japan. We report the line-by-line control of 10-THz frequency spacing Raman sidebands produced through an adiabatic Raman process. We finely control the spectral phase of the sidebands to the target flat-relative-spectral phase. $.''tQN Highly Anisotropic Decay Rate of Single Quantum Dots in Photonic Crystal Membranes, Qin Wang1, Søren Stobbe1, Henri Thyrrestrup1, Holger Hofmann2, Martin Kamp2, Benedikt Friess2, Lukas Worschech2, Thomas Schlereth2, Sven Höfling2, Peter Lodahl1; 1 Dept. of Photonics Engineering, DTU Fotonik, Denmark, 2Technische Physik, Univ. Würzburg, Germany. We measured the variation of spontaneous emission rates with polarization for self-assembled single quantum-dots in photonic crystal membranes, and obtained a maximum anisotropy factor of 6 between decay rates of the two nondegenerate bright states. $.((tQN An All-Fiber Optical Faraday Mirror, Lei Sun1,2, Shibin Jiang3, John Marciante1,2; 1Inst. of Optics, Univ. of Rochester, USA, 2Lab for Laser Energetics, Univ. of Rochester, USA, 3AdValue Photonics Inc., USA. An all-fiber optical Faraday mirror is demonstrated. It consists of a fiber Faraday rotator (56-wt% terbium-doped fiber) and a fiber Bragg grating. The polarization state of the reflected light is rotated 89°±2°. $.))tQN CMOS-Compatible Microresonator-Based Optical Frequency Comb, Mark A. Foster, Jacob S. Levy, Onur Kuzucu, Kasturi Saha, Michal Lipson, Alexander L. Gaeta; Cornell Univ., USA. We generate optical frequency combs spanning 75 THz with a 204-GHz spacing using parametric oscillation in an integrated silicon-nitride microring resonator. The comb spacing is uniform to better than 5.2×1011 relative to the optical frequency. $.&&tQN Direct Temporal Shaping of High Energy Picosecond UV Pulses with a UV AOPDF Device, Alexandre Trisorio, Clemens Ruchert, Christoph Hauri; Paul Scherrer Inst., Switzerland. We demonstrate arbitrary shaped UV picosecond pulses with energies up to 50 μJ at 272 nm. Temporal shaping is performed by a UV AOPDF allowing direct amplitude and spectral phase control. $.''tQN InGaAs QW Nanopillar Light Emitting Diodes Monolithically Grown on a Si Substrate, Linus C. Chuang, Roger Chen, Forrest G. Sedgwick, Wai Son Ko, Kar Wei Ng, Thai-Truong D. Tran, Connie Chang-Hasnain; Dept. of Electrical Engineering and Computer Sciences, Univ. of California at Berkeley, USA. Room-temperature operation of InGaAs/ GaAs QW nanopillar light emitting diodes grown on a (111) Si substrate by low temperature MOCVD (400C) and fabricated using conventional lithography and processing techniques are reported for the first time. $.((tQN Photodarkening and Photobleaching of YbDoped Fibers by Laser Diodes, Noriyuki Inoue, Akira Shirakawa, Ken-ichi Ueda; Inst. for Laser Science, Univ. of Electro-Communications, Japan. Photodarkening and photobleaching of Ybdoped germanosilicate and aluminosilicate fibers have been studied. We show violet laser diodes (407nm) can efficiently bleach photodarkening even with low-intensity cladding-irradiation. Coirradiation of pumping and bleaching lights was also investigated. $.))tQN Octave-Spanning Tunable Frequency Combs on a Chip, Pascal Del’Haye 1, Tobias Herr 1, Emanuel Gavartin2, Ronald Holzwarth1, Tobias J. Kippenberg1,2; 1Max-Planck-Inst. of Quantum Optics, Germany, 2École Polytechnique Fédérale de Lausanne, Switzerland. We demonstrate direct full-octave spanning frequency comb generation via four-wave mixing in continuous wave laser pumped microresonators for the first time. The generated comb lines are fully tunable over more than one free spectral range. $.&&tQN Ultrabroadband Pulse Shaping with Double Side Deformable Mirror, Stefano Bonora1,2, Daniele Brida2, Paolo Villoresi1, Giulio Cerullo2; 1Univ. of Padova, Italy, 2Politecnico di Milano, Italy. We achieved ultrabroadband pulse shaping by use of a novel designed electrostatic deformable mirror based on push-pull technology. We demonstrated multi-pulse formation with programmable delay and sub-pulse length of 20 fs at 1.3µm. $.''tQN Fiber-Based Spectroscopy of 1.55 $\mu$m PbS Quantum Dots Coupled to Si Microcavities, Matthew T. Rakher1, Ranojoy Bose2, Chee Wei Wong2, Kartik Srinivasan1; 1Ctr. for Nanoscale Science and Technology, NIST, USA, 2Optical Nanostructures Lab, Ctr. for Integrated Science and Engineering, Solid-State Science and Engineering and Mechanical Engineering, Columbia Univ., USA. We use a fiber-taper waveguide to measure the transmission, photoluminescence, photodarkening, and lifetime from a low density of near-infrared PbS quantum dots integrated with silicon photonic crystal cavities, microdisks, and the taper itself. $.))tQN Demonstration of Semiconductor Laser Tracking Frequency Distance Gauge, James D. Phillips, Eugeniu M. Popescu, Robert D. Reasenberg, Emanuele Rocco, Rajesh Thapa; Smithsonian Astrophysical Observatory, USA. We present results from the Semiconductor-Laser Tracking Frequency distance Gauge having Allan deviation of 5 pm. The simple and rugged SL-TFG will achieve sub-pm accuracy. It is required for space-based astronomical instruments and gravitational experiments. QNoQN #SFBL(Civic Auditorium doors will open at 5:45 p.m. for the Plenary) QNoQN $-&0BOE$-&0"QQMJDBUJPOT1MFOBSZ4FTTJPOCivic Auditorium /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 82 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 2&-4 CLEO 2&-4 $.**t.PEFMPDLFE-BTFST Continued 2.)t1MBTNPOJD"OUFOOBT Continued 2.(tQN Controlling Anderson Localization in Disordered Photonic Crystal Waveguides, Stephan Smolka, Pedro D. Garcia, Søren Stobbe, Peter Lodahl; Dept. of Photonics Engineering, DTU Fotonik, Denmark. We prove Anderson localization in the slow-light regime of a photonic crystal waveguide by measuring the ensemble-averaged localization length which is controlled by the dispersion of the disordered photonic crystal waveguide. $.**tQN Generation of Microwave Signal in a ModeLocked InAs/InP Based Quantum Dash Laser with CW Optical Injection, Ehsan Sooudi1,2, Harendra N. J. Fernando1, Stephen P. Hegarty2,3, Guillaume Huyet2,3, John G. McInerney1,2, François Lelarge4, Kamel Merghem5, Anthony Martinez5, Abderrahim Ramdane5; 1Optoelectronics Group, Physics Dept., Univ. College Cork, Ireland, 2Tyndall Natl. Inst., Ireland, 3Cork Inst. of Technology, Ireland, 4Alcatel-Thales III-V Lab, a Joint Lab of Alcatel Lucent Bell Labs and Thales Res. & Technology, France, 5CNRS Lab for Photonics and Nanostructures, France. We report microwave oscillation in CW optically injected InAs/InP quantum dash lasers emitting at 1.56 μm, at twice the lasers’ self-mode-locked frequency. Narrow linewidths (≈140 kHz) with >200 MHz locking range has been observed. 2.)tQN Manipulating Nano-Scale Light Fields with the Asymmetric Bowtie Nano-Colorsorter, P James Schuck1, Zhaoyu Zhang1,2, Alex Weber-Bargioni1, Shiwei Wu1, Scott Dhuey1, Stefano Cabrini1; 1Molecular Foundry, Lawrence Berekely Natl. Lab, USA, 2 Dept. of Chemistry, Univ. of California at Berkeley, USA. We present a class of devices called Asymmetric Bowtie nano-Colorsorters. These devices have specifically engineered symmetries enabling them to capture, confine, spectrally filter and steer optical fields while maintaining nanoscale field distributions. 2.(tQN Photonic Band-Gap Evolution from Polycrystalline to Amorphous Photonic Structures, Jin Kyu Yang, Heeso Noh, Seng Fatt Liew, Carl Schreck, Corey S. O’Hern, Hui Cao; Yale Univ., USA. We map out a transition from polycrystalline to amorphous photonic structures with decreasing short-range order. The photonic band gap decreases once the individual domains of ordered structure become too small for the gap formation. $.**tQN Stabilization of Quantum-Dot Mode-Locked Lasers via Optical Injection, Tatiana Habruseva1, Natalia Rebrova1, Tomasz Piwonski1, Jaroslaw Pulka1, Stephen P. Hegarty1, Douglas A. Reid2, Liam P. Barry2, Guillaume Huyet1; 1Tyndall Natl. Inst., Ireland, 2RINCE, Dublin City Univ., Ireland. Waveform instability is theoretically found in quantum-dot mode-locked laser simulations using experimentally obtained device dynamical parameters. Stabilization via optical injection is numerically and experimentally shown. 2.)tQN 3-D Optical Yagi-Uda Nanoantenna Array, Daniel Dregely, Richard Taubert, Harald Giessen; Univ. of Stuttgart, Germany. We fabricated threedimensional arrays of optical Yagi-Uda nanoantennas. Due to the high directivity of the array structure the incoming light is received efficiently at the resonant wavelength in the near-infrared (around 1.3 µm). 2.(tQN Symmetry-Breaking of Bound States in the Continuum, Yonatan Plotnik, Or Peleg, Alex szameit, Nimrod Moiseyev, Moti Segev; TechnionIsrael Inst. of Technology, Israel. We present the first experimental observation of bound states in the continuum in optics, and how the bound state transforms into a leaky mode as symmetry is reduced. $.**tQN Ultra-Low RF Linewidth in a Quantum Dot Mode-Locked Laser Under External Optical Feedback Stabilization, Chang-Yi Lin1, Frederic Grillot1,2,3, Nader A. Naderi1, Yan Li1, Luke F. Lester1; 1Ctr. for High Technology Materials, Univ. of New Mexico, USA, 2CNRS FOTON-INSA, France, 3CNRS FOTON-ENSSAT, France. The effect of external optical feedback on quantum dot two-section passively mode-locked lasers is investigated. The RF linewidth narrows down from 8 KHz in the free-running situation to a very low value of 350 Hz. 2.)tQN Ultra-Sensitive Infrared Spectroscopy of Proteins with Collective Excitations of Nanoplasmonic Arrays, Ronen Adato1, Ahmet A. Yanik1, Jason J. Amsden2, David L. Kaplan2, Fiorenzo G. Omenetto2, Mi K. Hong1, Shyamsunder Erramilli1, Hatice Altug1; 1Boston Univ., USA, 2Tufts Univ., USA. Short interaction lengths limit the application of infrared absorption spectroscopy to the study monolayer thickness films. We employ periodic infrared antenna arrays to obtain 104-105 enhancement of protein absorption signals corresponding to zepto-mole sensitivity. Monday, May 17 2.(t-PDBMJ[BUJPOBOE 1SPQBHBUJPOJO%JTPSEFSFE Media—Continued QNoQN #SFBL(Civic Auditorium doors will open at 5:45 p.m. for the Plenary) QNoQN $-&0BOE$-&0"QQMJDBUJPOT1MFOBSZ4FTTJPOCivic Auditorium /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 83 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 +0*/5 Monday, May 17 CLEO $.++t5)[6MUSBGBTU (FOFSBUJPO$POUJOVFE $.,,t&GGJDJFODZJO4PMJE4UBUF Lighting—Continued $.--t-BTFS4USVDUVSJOHPG 0QUJDBM.BUFSJBMT$POUJOVFE +.%t+PJOU$-&02&-4 4ZNQPTJVNPO0QUPNFDIBOJDT GPS1IZTJDBMBOE#JPMPHJDBM 4DJFODFT*7#JP$POUJOVFE $.++tQN Generation and Frequency Control of THz Waves by Nanoscale Piezo-Engineering, Hoonil Jeong1, Jihoon Jeong1, Christopher J. Stanton2, Young-Dahl Jho1; 1Gwangju Inst. of Science and Technology, Republic of Korea, 2Univ. of Florida, USA. We report a newly found terahertz generation mechanism, mediated via acoustic standing waves confined within GaN-based piezoelectric heterostructures and its spectral control by adapting the active layer thickness. $.,,tQN InGaN Light-Emitting Diodes with an Integrated Reflector Cup, Ling Zhu, X. H. Wang, P. T. Lai, H. W. Choi; Dept. of Electrical and Electronic Engineering, Univ. of Hong Kong, Hong Kong. An LED of truncated-conical geometry with an enhancement of 21.7% of upward intensity achieved by laser micromachining was reported. With the reflector surrounded the sidewall, the angular color uniformity of it was enhanced by 37%. $.--tQN Ultrafast Laser Inscribed Nd-Doped Silicate Glass Waveguide Laser, Euan Ramsay, Robert R. Thomson, Nicholas D. Psaila, Ajoy K. Kar, Derryck T. Reid; Heriot-Watt Univ., UK. We report laser oscillation from waveguides inscribed in Nd-doped silicate glass. Laser action was observed at 1062nm for a pump of 808nm, with a slope efficiency of 15.0% and maximum output power of 7.5mW. +.%tQN *OWJUFE Microrheology Measurements of the Mechanical Properties of Cells, David Weitz; Harvard Univ., USA. Abstract not available. $.++tQN Mesa-Structured InGaAs/InAlAs Photoconductive Antennas for THz Time Domain Systems Operated at 1.5 µm, Roman J. B. Dietz, Helmut Roehle, Hans-Jürgen Hensel, Jutta Boettcher, Harald Künzel, Dennis Stanze, Martin Schell, Bernd Sartorius; Fraunhofer Inst. for Telecommunications, Heinrich-Hertz-Inst., Germany. Mesa-structuring of InGaAs/InAlAs photoconductive layers has been employed for improving THz antennas. The developed devices are evaluated in a time domain spectrometer operating at 1.5 µm wavelengths. Order-of-magnitude improvements versus planar antennas are demonstrated. $.,,tQN Green Light Emitting Diodes with High Internal Quantum Efficiency in-Rich InGaN/GaN SelfOrganized Quantum Dots Grown by RF-Plasma Assisted Molecular Beam Epitaxy, Meng Zhang, Wei Guo, Animesh Banerjee, Pallab Bhattacharya; Univ. of Michigan, USA. Self-Organized green InGaN/GaN quantum dots with high internal quantum efficiency have been grown by RFPlasma Assisted Molecular Beam Epitaxy. Green light emitting diodes based on these dots were fabricated and electroluminescence spectra were measured. $.--tQN Femtosecond Laser Induced Vortex Anisotropy, Martynas Beresna, Peter G. Kazansky; Optoelectronics Res. Ctr., Univ. of Southampton, UK. Anisotropic bubble chain structures are produced by ultrashort pulse laser irradiation in silica glass. Vortex anisotropy is observed in the irradiated volume. $.++tQN Ultrafast Terahertz Dynamics and Broadband Optical Conductivity of Few-Layer Epitaxial Graphene, Hyunyong Choi1, Ferenc Borondics1, David A. Siegel1,2, Shuyun Zhou1,2, Michael C. Martin1, Alessandra Lanzara1,2, Robert A. Kaindl1; 1 Lawrence Berkeley Natl. Lab, USA, 2Univ. of California at Berkeley, USA. We report the ultrafast THz dynamics and broadband electromagnetic response of few-layer epitaxial graphene. Electrodynamics consistent with a dense Dirac electron plasma and a transient THz response dominated by recombination of excess holes is observed. $.,,tQN Study of Polarization Properties of Light Emitted from Tensile Strained InGaN/AlInN Quantum Well, Po-Yuan Dang, Hung-Hsun Huang, Yuh-Renn Wu; Inst. of Photonics and Optoelectronics and Dept. of Electrical Engineering, Natl. Taiwan Univ., Taiwan. This paper discusses the optical polarization anisotropic of c-plane tensile strained InGaN/AlInN QW. The results indicate that in particular alloy composition with the tensile strain, it can reduce QCSE and make a polarized light source. $.--tQN From Carrier Dynamics inside Fused Silica to Control of Multiphoton-Avalanche Ionization for Laser Machining, Shuting Lei1, David Grojo2, Thomas Barillot2,3, Marina Gertsvolf2,4, Zenghu Chang1, David M. Rayner2, Paul B. Corkum2,4; 1 Kansas State Univ., USA, 2Natl. Res. Council, Canada, 3Univ. Claude Bernard Lyon 1, France, 4 Univ. of Ottawa, Canada. Using pump-probe measurements, we characterize carrier decay time inside fused silica and measure deeply bound self-trapped excitons. With pump-probe delay, we also control free carrier injection and the subsequent avalanche process for laser machining applications. +.%tQN Brillouin Microscopy for Ocular Biomechanics, Giuliano Scarcelli1,2, Seok H. Yun1,2; 1Harvard Medical School, Massachusetts General Hospital, USA, 2Wellman Ctr. for Photomedicine, USA. We present Brillouin confocal microscopy with high throughput and high extinction for non-invasive mechanical measurements of tissue and biomaterials. In particular, we demonstrate biomechanical characterization of crystalline lens and cornea. QNoQN #SFBL(Civic Auditorium doors will open at 5:45 p.m. for the Plenary) QNoQN $-&0BOE$-&0"QQMJDBUJPOT1MFOBSZ4FTTJPOCivic Auditorium /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 84 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room B2-B3 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU $-&0"QQMJDBUJPOT 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO $...t4VQFS$POUJOVVNBOE .VMUJ8BWFMFOHUI(FOFSBUJPO Continued $.//t4IPSU1VMTF Continued ".%tQN *OWJUFE Functional Imaging and Monitoring of Brain and Breast with Diffuse Light, Arjun Yodh; Univ. of Pennsylvania, USA. Diffuse optical spectroscopy and tomography of tissue is finding unique clinical niches. I will describe representative brain and breast functional imaging and monitoring results to illustrate the workings of these new tissue diagnostics. $...tQN Near-Diffraction-Limited Supercontinuum Generation in a Cladding-Pumped Nonlinear Fiber Converter, Junhua Ji, Christophe A. Codemard, Andrew Webb, Jayanta K. Sahu, Johan Nilsson; Optoelectronics Res. Ctr., Univ. of Southampton, UK. Through nonlinear scattering including stimulated Raman scattering and beam clean-up, a pulsed multimode pump beam is converted into a nearly diffraction-limited supercontinuum extending from 1 to 2 μm in a passive claddingpumped nonlinear fiber converter. $.//tQN Carbon-Nanotube Mode-Locked Cr:YAG Laser, Won Bae Cho1,2, Andreas Schmidt1, Sun Young Choi2, Valentin Petrov1, Uwe Griebner1, Guenter Steinmeyer1, Soonil Lee2, Dong-Il Yeom2, Fabian Rotermund2; 1Max-Born-Inst., Germany, 2Ajou Univ., Republic of Korea. Transmissive singlewalled carbon nanotube saturable absorbers were used for passive mode-locking of a Cr:YAG laser, delivering tunable sub-100-fs pulses around 1.5 μm with output powers up to 110 mW at 84.6 MHz. $...tQN Enhanced Soliton Self-Frequency Shift and White-Light CW Supercontinuum Generation in Germanosilicate-Core PCFs, Benoit Barviau, Alexandre Kudlinski, Yves Quiquempois, Arnaud Mussot; Univ. Lille 1, France. We numerically investigate the mechanisms responsible for the enhancement of the soliton self-frequency-shift effect in germanoscilicate-core photonic crystal fibers. A direct consequence leads to the first experimental demonstration of a powerful whitelight continuous-wave supercontinuum. $.//tQN A Femtosecond Cr4+:forsterite Laser Generating 1.4W Output Power, Shih-Hsuan Chia1, Tzu-Ming Liu2, Anatoly A. Ivanov3, Aleksei M. Zheltikov4, Chi-Kuang Sun1,5; 1Graduate Inst. of Photonics and Optoelectronics, Natl. Taiwan Univ., Taiwan, 2Inst. of Biomedical Engineering, Natl. Taiwan Univ., Taiwan, 3Photochemistry Ctr., Russian Acad. of Sciences, Russian Federation, 4Dept. of Physics., Intl. Laser Ctr., M.V. Lomonosov Moscow State Univ., Russian Federation, 5Res. Ctr. for Applied Sciences, Acad. Sinica, Taiwan. By optimizing the thermal properties of crystals, we report a femtosecond Cr:forsterite laser with a highest ever 1.4W output power, which is desired for many applications, including biomedical imaging, studies of fibers, and photonic devices. $...tQN Nonperiodic Optical Superlattice Optimized by Genetic Algorithm for Engineered Multiwavelength Conversion, Jui-Yu Lai1, Yi-Jhen Liu1, Hung-Yu Wu2, Yen-Hung Chen2, Shang-Da Yang1; 1 Inst. of Photonics Technologies, Natl. Tsing Hua Univ., Taiwan, 2Dept. of Optics and Photonics, Natl. Central Univ., Taiwan. We experimentally demonstrate engineered multiwavelength conversion using nonperiodic optical superlattice optimized by genetic algorithm with two target functions. This scheme has better spectral shape fidelity and ~15% higher conversion efficiency compared to aperiodic optical superlattice. $.//tQN Passive Mode-Locking of Diode-Pumped Tm:GdLiF4 Laser, Nicola Coluccelli1, Gianluca Galzerano1, Alberto Di Lieto2, Mauro Tonelli2, Paolo Laporta1; 1Inst. di Fotonica e Natotecnologie - CNR, Italy, 2Dept. di Fisica, Univ. di Pisa, Italy. We report on the first demonstration of passive mode-locking laser operation of a diode-pumped Tm:GdLiF4 crystal. Pulse trains with 20-ps duration, average power of ~100 mW, and repetition rate of 75 MHz are obtained. ".%tQN Integrated Optoelectronics for Neural Stimulation and Recording in Freely Moving Animals, Jing Wang1, David Borton2, Jiayi Zhang1, Rick Van Wagenen3, Rebecca Burwell4, Barry Connors5, Arto Nurmikko1,2; 1Dept. of Physics, Brown Univ., USA, 2 Div. of Engineering, Brown Univ., USA, 3Blackrock Microsystems, USA, 4Dept. of Psychology, Brown Univ., USA, 5Dept. of Neuroscience, Brown Univ., USA. Specific classes of neural cells in mammalian brain can be rendered light sensitive by genetic means. We combine the new ‘optogenetics’ approaches with simultaneous electrical recording in behaving animals by an integrated corticalimplanted optoelectronic device. Monday, May 17 ".%t4QFDUSPTDPQZBOE Imaging—Continued QNoQN #SFBL(Civic Auditorium doors will open at 5:45 p.m. for the Plenary) QNoQN $-&0BOE$-&0"QQMJDBUJPOT1MFOBSZ4FTTJPOCivic Auditorium /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 85 Room A1 Room A2 Room A3 Room A4 CLEO Tuesday, May 18 7:00 a.m.–5:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. $5V"t1VMTF4ZOUIFTJTBOE Timing François Légaré; INRS-EMT, Canada, Presider 8:00 a.m.–9:45 a.m. $5V#t$IFNJDBM#JPMPHJDBM .FEJDBM4FOTJOH Terrence Meyer; Iowa State Univ., USA, Presider 8:00 a.m.–9:45 a.m. $5V$t)JHI1PXFS'JCFS-BTFST John Minelly; Coherent, Inc., USA, Presider 8:00 a.m.–9:45 a.m. $5V%t0QUPGMVJEJDTGPS.FEJDBM BOE4QFDUSPTDPQJD"QQMJDBUJPOT Anders Kristensen; Denmark Technical Univ., Denmark, Presider $5V"tBN Multi-Heterodyne Characterization of MultiGigahertz Spaced Optical Frequency Comb Sources, Josue Davila-Rodriguez, Charles Williams, Mehmetcan Akbulut, Peter J. Delfyett; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. Mixing products between frequency combs with detuned repetition rates are used to characterize multi-gigahertz spaced optical frequency combs generated from modelocked semiconductor lasers. Time domain RF waveform measurements show effective sampling of the optical waveform. $5V#tBN Modulation-Frequency Encoding/Decoding for Parallel Detection in Biophotonic Sensing, Chaitanya Dongre, Markus Pollnau, Hugo J. W. M. Hoekstra; Integrated Optical MicroSystems (IOMS), MESA+ Inst. for Nanotechnology, Univ. of Twente, Netherlands. Fluorescence from different emitters (labeled biomolecules) with distinct absorption wavelengths is encoded by uniquely modulating each excitation beam. Detection by an ultrasensitive, albeit color-blind photomultiplier and subsequent Fourier analysis reveals the origin of each signal. $5V$tBN 5VUPSJBM Recent Progress and Limiting Factors in High Power Fiber Laser Technology, Johan Nilsson; Univ. of Southampton, UK. This tutorial discusses the recent rapid progressY of high-power fiber sources, selected state-of-the-art devices in different regimes of operation, the technology, limits to further progress, and possible routes forward. $5V%tBN Mammalian Cell Sorting Using μFACS, Sung Hwan Cho, Chun Hao Chen, Frank S. Tsai, Jessica Godin, Yu-Hwa Lo; Univ. of California at San Diego, USA. K562 mammalian cells are sorted using a highly integrated microfabricated fluorescenceactivated cell sorter (μFACS). The sample cells are purified with an enrichment factor of 230 at a high throughput (>1,000 cells/sec). $5V"tBN Direct Feed-Forward Scheme for Frequency Combs with Arbitrary Offset and Shot-Noise Limited Phase Noise, Sebastian Koke1, Christian Grebing1, Harald Frei2, Manfred Riemer2, Andreas Assion2, Günter Steinmeyer1; 1Max-Born-Inst., Germany, 2Femtolasers Produktions GmbH, Austria. We propose and demonstrate a novel feed-forward technique for stabilizing the carrier-envelopeoffset frequency of a mode-locked laser at unprecedented residual noise levels. This method allows for comb synthesis at arbitrary offset frequencies, including zero offset. $5V#tBN Modulation Cancellation Method for Detection of Molecules with Unresolved Absorption Bands, Anatoliy A. Kosterev1, David Thomazy1, Lei Dong1, Frank K. Tittel1,2, Vincenzo Spagnolo2; 1 Rice Univ., USA, 2Univ. and Politecnico of Bari, Italy. A novel spectroscopic technique was applied to detection of hydrazine vapor using two wide stripe diode lasers and a variation of QEPAS. Modulating lasers with 180 degrees phase shift resulted in >100 times background reduction. $5V"tBN Generation of Compressed Optical Pulses beyond 160 GHz Based on Two Injection-Locked CW Lasers, Francesca Parmigiani 1, Radan Slavík1, Richard Phelan2, Periklis Petropoulos1, James O’Gorman2, David J. Richardson1; 1Optoelectronics Res. Ctr., Univ. of Southampton, UK, 2Eblana Photonics Inc., Ireland. Two CW signals separated by either 160GHz or 200GHz are phase locked to each other and combined together forming a highly stable pulsed seed for a nonlinear compressor based on four-wave mixing in fibre. $5V#tBN Invited Photofragmentation Approaches for the Detection of Polyatomic Molecules, Thomas A. Reichardt, Alexandra A. Hoops, Jeffrey M. Headrick, Roger L. Farrow, Thomas B. Settersten, Scott E. Bisson, Thomas J. Kulp; Sandia Natl. Labs, USA. We review three photofragmentation detection approaches, describing the detection of (1) vapor-phase mercuric chloride by photofragment emission, (2) vapor-phase nitro-containing compounds by photofragmentation-ionization, and (3) surface-bound organophosphonate compounds by photofragmentation-laser-induced fluorescence. $5V"tBN Supermode Noise Spur Suppression and Frequency Comb Generation in a 100 MHz Semiconductor-Based Theta Cavity Laser Using an Intra-Cavity Fabry-Perot Etalon, Dimitrios Mandridis, Marcus Bagnell, Ibrahim Ozdur, Peter J. Delfyett; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. A Fabry-Perot etalon is inserted into a semiconductor-based laser cavity operating at the chirped pulse amplification regime. The laser output exhibits supermode noise spur suppression and a semiconductor-based optical frequency comb is generated. 86 Johan Nilsson is a Professor at the Optoelectronics Research Centre (ORC), University of Southampton, England. In 1994, he received a doctorate in Engineering Science from the Royal Institute of Technology, Stockholm, Sweden, for research on optical amplification. Since then, he has worked on optical amplifiers and amplification in lightwave systems, optical communications, and guidedwave lasers, first at Samsung Electronics and later at ORC. His research has covered system, fabrication, and materials aspects of guided-wave lasers and amplifiers, and in particular device aspects of high power fiber lasers and erbium-doped fiber amplifiers. He is leading ORC’s high-power fiber laser group which, in recent years, demonstrated a number of world-firsts and world-records in the field, including the first single-mode kW fiber laser, the first cladding-pumped fiber Raman laser, and a diffraction-limited single-frequency linearly polarized Yb-doped fiber source with over 0.4 kW of output power. He has published over 300 scientific articles and has taught several short courses on fiber lasers and amplifiers. He is a fellow of the OSA, a former chair of the Laser Science and Engineering technical group in OSA’s Science and Engineering Council, and a consultant to, and cofounder of, Southampton Photonics. In addition, he has been active in the organization of several conferences and meetings, and was also guest editor of two issues on high-power fiber lasers in IEEE Journal of Selected Topics in Quantum Electronics in 2009. $5V%tBN Optical Control of Neural Activity with Amorphous Silicon Light Addressable Electrodes, Hsan-yin Hsu, Hanson Lee, Arash Jamshidi, Justin Valley, Shao Ning Pei, Ehud Isacoff, Ming C. Wu; Univ. of California at Berkeley, USA. We present an optically addressed electrical stimulation device for neuron control with single cell resolution and millisecond temporal resolution. This system allows dynamic study of interconnected neural network at single neuron level. $5V%tBN Dual-Color Fluorescence Cross Correlation Spectroscopy on an Integrated Optofluidic Chip, Aiqing Chen1, Mikhail I. Rudenko1, Evan J. Lunt2, Brian S. Phillips2, Aaron Hawkins2, Holger Schmidt1; 1Univ. of California at Santa Cruz, USA, 2 Brigham Young Univ., USA.We demonstrate the detection and discrimination of different sized nanobeads on an integrated optofluidic chip by dual-color fluorescence correlation spectroscopy. Singly and doubly labeled nanobeads can be further identified by cross correlation spectroscopy. $5V%tBN Surface Enhanced Raman Scattering (SERS) on-an-Optofluidic Chip Using Roof Collapse Method, Eunjung Jung1, Yun Suk Huh2, David Erickson1; 1Cornell Univ., USA, 2Div. of Materials Science, Korea Basic Science Inst., Republic of Korea. Here we demonstrate a SERS optofluidic device using a nanochannel fabrication method developed by our group. This device consists of nanochannels and a SU-8 waveguide. As a test we demonstrate the detection of SERS-active Rhodamine6G. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 2&-4 CLEO 2&-4 7:00 a.m.–5:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. 25V"t/POMJOFBS'SFRVFODZ (FOFSBUJPOBOE4QFDUSPTDPQZ Henry Van Driel; Univ. of Toronto, Canada, Presider 8:00 a.m.–9:45 a.m. $5V&tON4FNJDPOEVDUPS Lasers Christian Pflugl; Harvard Univ., USA, Presider 8:00 a.m.–9:45 a.m. 25V#t$BWJUZ2&%BOE 0QUPNFDIBOJDT Glenn Solomon; NIST, USA, Presider 25V"tBN Force-Mediated Parametric Generation in Nano-Optomechanical Structures, Qiang Lin, Jessie Rosenberg, Darrick Chang, Oskar Painter; Caltech, USA. We report a novel scheme for freely engineering phase matching, enabling efficient parametric generation at arbitrary frequencies in mechanically compliant nano-optomechanical structures. $5V&tBN Invited Short Wavelength InP Based Quantum Cascade Lasers, Dmitry G. Revin1, James P. Commin1, John W. Cockburn1, Shiyong Y. Zhang2, Kenneth Kennedy2, Andrey B. Krysa2, Mark Hopkinson2; 1Dept. of Physics and Astronomy, Univ. of Sheffield, UK, 2 EPSRC Natl. Ctr. for III- V Technologies, Univ. of Sheffield, UK. We report the development of strain compensated InGaAs/AlAs(Sb)/InP quantum cascade lasers emitting in the wavelength range of 3.3-3.8µm with high peak optical power (up to 17W at 300K), and high temperature operation (up to 400K). 25V#tBN Cavity-Optomechanics with Microresonators at Helium-3 Temperatures, Stefan Weis1, Rémi Rivière1, Olivier Arcizet1,2, Albert Schliesser1, Samuel Deléglise1, Emanuel Gavartin3, Tobias J. Kippenberg1,3; 1Max-Planck-Inst. of Quantum Optics, Germany, 2Inst. Néel, CNRS/UJS, France, 3École Polytechnique Fédérale de Lausanne, Switzerland. We present the optical and mechanical properties of toroidal optomechanical resonators thermalized to Helium-3 (600 mK) temperatures. Dramatic improvements of mechanical quality factors are reported and evidence for direct phonon absorption is presented. 25V#tBN Optical Response of Silica Microcavities in Gaseous and Superfluid Helium-4, Remi Riviere1, Olivier Arcizet1,2, Albert Schliesser1, Tobias J. Kippenberg1,3; 1Max-Planck-Inst. for Quantum Optics, Germany, 2Inst. Neel, France, 3École Polytechnique Fédérale de Lausanne, Switzerland. We present the dynamic optical response of silica microcavities in a 4He environment. Dispersive properties of silica and external detection of a superfluid sound are characterized, due to accurate temperature tuning of the cryodevice. 25V"tBN Direct Observation of Spatial Modes in Waveguided Parametric Downconversion, Peter J. Mosley1,2, Andreas Christ1, Andreas Eckstein1, Christine Silberhorn1; 1Max-Planck-Inst. for the Science of Light, Germany, 2Ctr. for Photonics and Photonic Materials, Univ. of Bath, UK. We present a study of higher-order spatial-mode propagation in waveguided parametric downconversion, including direct imaging of photon-pair mode profiles and analysis of spatial-spectral coupling. $5V&tBN Corrugated-Sidewall Distributed-Feedback Interband Cascade Lasers Emitting High Single-Mode Powers, William W. Bewley, Chadwick L. Canedy, Chulsoo Kim, Mijin Kim, J. R. Lindle, Joshua Abell, Igor Vurgaftman, Jerry R. Meyer; NRL, USA. We report corrugated-sidewall distributed-feedback interband cascade lasers that produce 45 mW of cw power in a single spectral mode at -20oC, with maximum wall-plug efficiency of 7.6%. The current tuning range (025oC) is 11 nm. 25V"tBN A Raman-Type Optical Frequency Comb Adiabatically Generated in an Enhancement Cavity, Masayuki Katsuragawa, R. Tanaka, H. Yokota, T. Matsuzawa; Univ. of Electro-Communications, Japan. We demonstrate efficient generation of a Raman-type optical-frequency-comb by employing adiabatic-Raman-excitation in an enhancement cavity. A broad frequency-comb spanning over 130-THz is realized with an excitation-power reduction exceeding three-orders of magnitude compared with a single-pass-configuration. $5V&tBN 3.2 μm Single Spatial Mode Diode Lasers Operating at Room Temperature, Alexander Soibel1, C. Frez1, A. Ksendzov1, Y. Qiu1, S. Forouhar1, J. Chen2, T. Hosoda2, G. Kipshidze2, L. Shterengas2, G. Tsvid2, G. Belenky2; 1JPL, USA, 2State Univ. of New York at Stony Brook, USA. Ridge waveguide type-I quantum-well GaSb-based diode lasers, with active regions utilizing InGaAsSb/AlInGaAsSb quantum wells, have been demonstrated to operate at temperatures as high as 40 0C with 1 mW of power at wavelengths above 3.2μm. 25V#tBN Invited Quantum-Opto-Mechanics in the Strong Coupling Regime, Simon Gröblacher1,2, Sebastian Hofer2, Michael Vanner2, Klemens Hammerer1,3, Markus Aspelmeyer 2; 1Austrian Acad. of Sciences, Austria, 2Univ. of Vienna, Austria, 3Inst. for Theoretical Physics, Univ. of Innsbruck, Austria. We have recently demonstrated strong coupling between light and a micromechanical system. This provides a new level of quantum optical control over mechanics by accessing interactions beyond the rotating wave approximation. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Tuesday, May 18 25V"tBN Nonlinear Disorder Mapping via Three Wave Mixing in Poled Lithium Tantalate, Alessia Pasquazi1, Alessandro Busacca2, Salvatore Stivala2, Roberto Morandotti1, Gaetano Assanto3; 1Ultrafast Optical Processing Group INRS-EMT, Canada, 2 DIEET, Univ. of Palermo, Italy, 3NooEL-Nonlinear Optics and OptoElectronics Lab, CNISM, INFN and Dept. of Electronic Engineering, Italy. We introduce and test a simple approach for the characterization of domain distribution in bulk quadratic ferroelectric crystals, such as periodically poled Lithium Tantalate with random mark-to space ratio. 87 Room A8 Room C1&2 CLEO Room C3&4 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU +0*/5 CLEO 7:00 a.m.–5:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. $5V't5)[.FUBNBUFSJBMT Ajay Nahata; Univ. of Utah, USA, Presider 8:00 a.m.–9:45 a.m. $5V(t#FBN4IBQJOHBOE 4XJUDIJOH Takashige Omatsu; Chiba Univ., Japan, Presider 8:00 a.m.–9:45 a.m. +5V"t/POBCMBUJWF%JSFDU8SJUF 1SPDFTTJOH Tommaso Baldacchini; Newport Corp., USA, Presider 8:00 a.m.–9:45 a.m. $5V)t1IPUPOJD$SZTUBMT* Marko Loncar; Harvard Univ., USA, Presider $5V'tBN 3-D Stand-up Metamaterials With A Purely Magnetic Resonance At Terahertz Frequencies, Kebin Fan, Andrew Strikwerda, Hu Tao, Xin Zhang, Richard Averitt; Boston Univ., USA. 3-D stand-up metamaterial with purely magnetic resonance at THz frequencies was demonstrated and characterized. The successful design, fabrication and characterization of 3-D metamaterials provides a new pathway for implementing novel electromagnetic properties at terahertz frequencies. $5V(tBN Invited New Frontiers of Organic Electro-Optic Materials and Devices: From Molecular Engineering to Technological Innovations, Alex Jen; Univ. of Washington, USA. Abstract not available. +5V"tBN Invited High Resolution 3-D Laser Direct-Write Patterning, Linjie Li, Rafael R. Gattass, Michael Stocker, Erez Gershgoren, Hana Hwang, John T. Fourkas; Univ. of Maryland, USA. Resolution Augmentation through Photo-Induced Deactivation (RAPID) lithography makes possible the creation of features that far smaller than the wavelength of light employed. We will present some of the latest advances in RAPID lithography. $5V)tBN 5VUPSJBM Photonic Band Gap Materials: Light Control at Will, Sajeev John; Univ. of Toronto, Canada. Light trapping crystals have applications ranging from solar energy harvesting to on-chip optical information processing and offer a new strongcoupling regime for light-matter interactions. I review their physics, their microfabrication, and applications. Tuesday, May 18 $5V'tBN Concentration of Terahertz Radiation Through Tapered Circular Subwavelength Apertures, Tho Duc Nguyen, Z. Valy Vardeny, Ajay Nahata; Univ. of Utah, USA. We demonstrate the concentration of broadband terahertz radiation through conically tapered subwavelength apertures. Concomitantly, there is a reduction of the THz group velocity for the transmitted pulse. We describe the underlying principle behind this phenomenon. 88 $5V'tBN Structurally Reconfigurable Metamaterials at Terahertz Frequencies, Hu Tao1, Andrew C. Strikwerda1, Kebin Fan1, Willie J. Padilla2, Xin Zhang1, Richard D. Averitt1; 1Boston Univ., USA, 2 Boston College, USA. We demonstrate structurally reconfigurable metamaterials with a marked tunability of both electric and magnetic responses at terahertz frequencies where artificial “atoms” reorient within unit cells in response to an external stimulus. $5V(tBN Optically Patterned Liquid Crystal Devices for High-Resolution Beam Shaping, Marisa Vargas, Zeyu Zhao, Kenneth L. Marshall, Christophe Dorrer; Lab for Laser Energetics, USA. Achromatic laser-beam shapers employing spatially varying twisted nematic liquid crystals (LC’s) have been demonstrated for high-peak-power applications. The LC molecular orientation was achieved through photolithographic patterning of an alignment layer using polarized UV light. +5V"tBN In situ Monitoring of Two-Photon Polymerization Using Broadband CARS Microscopy, Tommaso Baldacchini, Ruben Zadoyan; Newport Corp., USA. We present a method for monitoring in situ TPP using broadband CARS microscopy. Since both fabrication and imaging are performed using the same experimental setup, characterization of polymeric microstructures with structural information is attained rapidly. $5V'tBN Terahertz Surface Waves on a Split-Ring-Based Metamaterial Film, Benjamin Reinhard1, Oliver Paul1, René Beigang1,2, Marco Rahm1,2; 1Univ. of Kaiserslautern, Germany, 2Fraunhofer Inst. for Physical Measurement Techniques IPM, Germany. We present experimental and numerical investigations on the excitation and dispersion characteristics of resonant terahertz surface waves on thin metamaterial films. An intuitive model is introduced which describes the material as a thin slab waveguide. $5V(tBN Gaussian to Lorentzian Beam Profile Convertor Based on Conical Refraction, Amin Abdolvand1, Keith G. Wilcox1, Todor K. Kalkandjiev2, Yuri Loiko3, Jordi Mompart3, Edik U. Rafailov1; 1 Univ. of Dundee, UK, 2Conerefringent Optics SL, Spain, 3Dept. de Física, Univ. Autònoma de Barcelona,Spain. We employ conical refraction crystal for one-step conversion of an incident beam with Gaussian transverse intensity profile to a beam of Lorentzian profile with less divergence in free space than the original Gaussian beam. +5V"tBN Two-Photon Polymerization of Dielectric-Loaded Surface Plasmon-Polariton Nanowaveguides, Yan Li, Hao Luo, Haibo Cui, Hong Yang, Qihuang Gong; Peking Univ., China. Dielectric-loaded surface plasmon-polariton nanowaveguides on the gold film are fabricated by two-photon polymerization with femtosecond laser pulses. The leakage radiation microscopy shows that they are single-mode with strong mode confinement at 830 nm. Sajeev John is a “University Professor” at the University of Toronto and Government of Canada Research Chair. He received his Bachelors degree in physics in 1979 from the Massachusetts Institute of Technology and his Ph.D. in physics at Harvard University in 1984. His Ph.D. work at Harvard originated the theory of classical wave localization and in particular the localization of light in threedimensional strongly scattering dielectrics. From 1986-1989 he was an assistant professor of physics at Princeton University. While at Princeton, he co-invented (1987) the concept of photonic band gap materials, providing a systematic route to his original conception (1984) of the localization of light. In 1989 he joined the senior faculty at the University of Toronto. Professor John is the winner of the 2001 King Faisal International Prize in Science, together with C. N. Yang. He is the first ever winner of Canada’s Platinum Medal for Science and Medicine in 2002. Dr. John received the Institute of Electrical and Electronics Engineers (IEEE) LEOS International Quantum Electronics Award in 2007 for “the invention and development of light-trapping crystals and elucidation of their properties and applications” and most recently the 2008 IEEE Nanotechnology Pioneer Award. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 3PPN## +0*/5 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO 7:00 a.m.–5:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. +5V#t/PWFM.BUFSJBMT GPS&OIBODFE4PMBS$FMM 1FSGPSNBODF Clifford R. Pollock; Cornell Univ., USA, Presider 8:00 a.m.–9:45 a.m. $5V*t5XP8BWFBOE'PVS8BWF .JYJOH1SPDFTTFT Vladimir V. Shkunov; Raytheon Corp., USA, Presider 8:00 a.m.–9:45 a.m. $5V+t"EWBODFE4PMJE4UBUF $PODFQUT Eric Honea; Lockheed Martin Aculight, USA, Presider +5V#tBN Invited Next-Generation Solar Cells, Jeff Nause; Cermet, Inc., USA. Novel, multijunction solar cells based on tunable bandgap ternary InGaN p-n junctions will be presented. Structural properties and I-V data for these cells will also be presented. $5V*tBN A Bidirectionally Tunable Optical Timing Module Using Stimulated Brillouin Scattering, Zhimin Shi1, Aaron Schweinsberg1, Joseph E. Vornehm Jr.1, M. Alejandrina Martínez Gámez2, Robert W. Boyd1; 1Inst. of Optics, Univ. of Rochester, USA, 2Ctr. de Investigaciones en Óptica, Mexico. We demonstrate a tunable module for delaying or advancing optical pulses using stimulated Brillouin scattering. A fractional advancement and delay of 0.31 and 0.82, respectively, have been achieved for 6.5 ns Gaussian pulses. $5V+tBN Invited Diamond Raman Lasers, Richard P. Mildren, A. Sabella, E. Granados, D. J. Spence; MQ Photonics Res. Ctr., Macquarie Univ., Australia. We summarize our recent research in Raman lasers based on undoped single crystal diamond. Highly efficient visible external cavity lasers operating in nanosecond and picosecond regimes are reported. $5V*tBN Spectral Dependence of Spatially-Incoherent Modulation Instability, Can Sun, Dmitry V. Dylov, Jason W. Fleischer; Princeton Univ., USA. We present the first experimental study of spatially-incoherent modulation instability for different spectral distributions. Characteristic behavior depends sensitively on the underlying profiles. The setup and results introduce a new experimental degree-of-freedom into nonlinear statistical optics. $5V*tBN An All-Fiber Source for Multiplex Coherent Anti-Stokes Raman Scattering, Priyanth Mehta, Matthew Walbran, Jae K. Jang, Stuart G. Murdoch; Univ. of Auckland, New Zealand. We report on a simple all-fiber coherent anti-Stokes Raman scattering (CARS) source capable of multiplex operation out to detunings in excess of 2500 cm-1. The CARS spectra of several molecules are measured with this system. $5V+tBN Intracavity Diamond Raman Lasers, Walter Lubeigt, Gerald M. Bonner, Jennifer E. Hastie, Martin D. Dawson, David Burns, Alan J. Kemp; Inst. of Photonics, UK. A synthetic diamond crystal was used inside a Nd:YVO4 laser cavity as a Raman gain medium. A maximum average power of 230mW at 1240nm was measured. +5V#tBN Absorption Enhancement and Light Trapping Regimes in Thin-Film Silicon Solar Cells with a Photonic Pattern, Simone Zanotto, Marco Liscidini, Lucio Claudio Andreani; Univ. degli Studi di Pavia, Italy. By patterning thin-film silicon solar cells with a periodic etching in addition to an ARcoating, we increase the short-circuit current up to 36.5%. The pattern and the coating are investigated to recognise different coupling regimes. $5V*tBN Coherent Anti-Stokes Raman Scattering Microscopy Based on a Compact Two-Color Er:fiber Laser, Romedi Selm, Martin Winterhalder, Andreas Zumbusch, Günther Krauss, Tobias Hanke, Alexander Sell, Daniel Träutlein, Alfred Leitenstorfer; Univ. of Konstanz, Germany. A widely tunable picosecond Er:fiber laser system enables fast and turn-key CARS microscopy. The tuning range gives access to vibrational resonances between 1150 cm-1 and 3800 cm-1 with high spectral resolution of 10 cm-1. $5V+tBN Intracavity MEMS Lasers, Walter Lubeigt1, Andrew Kelly1, Vassili Savitsky1, Joao Gomes2, Gordon Brown2, Deepak Uttamchandani2, David Burns1; 1 Inst. of Photonics, Univ. of Strathclyde, UK, 2Ctr. for Microsystems and Photonics, Univ. of Strathclyde, UK. Intracavity low-cost scanning MEMS micromirrors are used to control the output beam of Nd:based lasers. Successful Q-switching resulted in pulse durations of 200ns. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Tuesday, May 18 +5V#tBN Enhanced Absorption in Thin Film Si Solar Cells with Textured Photonic Back Reflector, K. A. Broderick1, L. Zeng2, B. A. Alamariu1, X. Duan1, Z. Zou3, J. Zhou3, X. Sun3, Yasha Yi1,2,3; 1 MIT, USA, 2New York Univ. and CUNY Graduate Ctr., USA, 3Shanghai Inst. of Microsystems and Information Technology, China. We present the design, processing and characterization of Sion-insulator thin film solar cells integrated with textured photonic backside reflector. Cells at all thicknesses demonstrated significant external quantum efficiency (EQE) enhancement due to the back reflector. 89 Room A1 Room A2 Room A3 Room A4 Tuesday, May 18 CLEO $5V"t1VMTF4ZOUIFTJTBOE Timing—Continued $5V#t$IFNJDBM#JPMPHJDBM .FEJDBM4FOTJOH$POUJOVFE $5V$t)JHI1PXFS'JCFS Lasers—Continued $5V%t0QUPGMVJEJDTGPS .FEJDBMBOE4QFDUSPTDPQJD "QQMJDBUJPOT$POUJOVFE $5V"tBN Surface-Normal Asymmetric Fabry-Perot Quantum-Confined Stark Effect Electroabsorption Modulator, Elizabeth H. Edwards1, Ross M. Audet1, Stephanie A. Claussen1, Rebecca K. Schaevitz1, Emel Tasurek1, Shen Ren1, Olufemi I. Dosunmu2, M. Selim Unlu2, David A. B. Miller1; 1 Stanford Univ., USA, 2Boston Univ., USA. The strong electroabsorption modulation possible using the quantum-confined Stark effect in Ge/ SiGe quantum wells provides the working mechanism for efficient, CMOS-compatible photonic integrated modulators. We describe such a device employing a surface-normal asymmetric FabryPerot design. $5V#tBN Diffraction Based Biosensing with Porous Silicon, Judson D. Ryckman1, Marco Liscidini2, John E. Sipe3, Sharon M. Weiss1; 1Vanderbilt Univ., USA, 2 Univ. degli Studi di Pavia, Italy, 3Univ. of Toronto, Canada. We present a highly sensitive porous silicon diffraction grating for biosensing applications. The gratings are fabricated using a cost-effective, high-throughput stamping technique. Small molecule detection is demonstrated. $5V$tBN 167 W, 1178 nm Ytterbium-Doped Photonic Bandgap Fiber Amplifier with Power Scalability, Christina B. Olausson1,2,3, Akira Shirakawa1, Meishin Chen1, Jens K. Lyngsø2,3, Jes Broeng2, Kim P. Hansen2, Anders Bjarklev3, Ken-ichi Ueda1; 1Inst. for Laser Science, Univ. of Electro-Communications, Japan, 2NKT Photonics A/S, Denmark, 3Dept. of Photonics Engineering, Technical Univ. of Denmark, Denmark. We have generated 167 W of output power at 1178 nm using an ytterbium-doped photonic bandgap fiber. Distributed spectral filtering efficiently suppresses amplified spontaneous emission at shorter wavelengths and enables power scalable amplification at 1178nm. $5V%tBN Microfluidic SERS Using a 3-Dimensional Porous Monolith as a SERS-Active Solid Phase in a Microchannel, Jikun Liu, Don L. DeVoe, Ian M. White; Univ. of Maryland, USA. To improve the sensitivity of microfluidic SERS, we constructed an in situ photopolymerized monolith in a microchannel with embedded silver nanoclusters. Rhodamine-6G was detected easily after passing only 400 fmoles of analyte through the microchannel. $5V"tBN Locking Lasers to RF in an Ultrafast FEL, Russell Wilcox1, Gang Huang1, Lawrence Doolittle1, John Byrd1, William White2, Josef Frisch2, Ryan Coffee2; 1 Lawrence Berkeley Natl. Lab, USA, 2SLAC Natl. Accelerator Lab, USA. Using a novel, phase-stabilized RF-over-fiber scheme, we transmit 3GHz over 300m with 27fs RMS error in 250kHz bandwidth over 12 hours, and phase lock a laser to enable ultrafast pump-probe experiments. $5V#tBN Distributed Feedback Laser Biosensor Incorporating a Titanium Dioxide Nanorod Surface, Chun Ge, Meng Lu, Wei Zhang, Brian T. Cunningham; Univ. of Illinois at Urbana-Champaign, USA. A 6.6× enhancement in surface sensitivity of DFB laser biosensors is demonstrated by a device incorporating a porous titanium dioxide nanorod layer on the sensor surface, while a Q-factor of over 25, 000 is maintained. $5V$tBN High-Power Splice-Free Ytterbium Fiber Laser Based on Femtosecond-Written Fiber Bragg Gratings, Martin Bernier1, Marc-André Lapointe2, Réal Vallée1, Xavier Pruneau-Godmaire1, Bertrand Morasse2; 1Ctr. d’Optique, Photonique et Laser, Univ. Laval, Canada, 2CorActive High-Tech Inc., Canada. We report on the operation of a splicefree ytterbium fiber laser emitting 65W at 1072nm based on a pair of FBGs written directly in the active fiber using 400nm femtosecond pulses and a phase-mask. $5V%tBN Fluidic Lens Laparoscopic Zoom Camera for Minimally Invasive Surgery, Frank S. Tsai, Daniel Johnson, Cameron S. Francis, Sung Hwan Cho, Wen Qiao, Ashkan Arianpour, Yu-Hwa Lo; Univ. of California at San Diego, USA. We developed a miniaturized laparoscopic zoom camera that is 17 mm long, has >4X optical zoom, and works under 300 lux. This camera is suitable for advancing minimally invasive surgery. Demonstration surgery (cholecystectomy) was performed. $5V"tBN ZnO Scintillator Improved Temporal Response for XFEL Timing Observation, Toshihiko Shimizu1,2, Kohei Yamamoi1,2, Elmer Estacio1, Tomoharu Nakazato1,2, Kouhei Sakai1, Nobuhiko Sarukura1,2, Dirk Ehrentraut3, Tsuguo Fukuda3,4, Mitsuru Nagasono2, Tadashi Togashi2, Kensuke Tono2, Atsushi Higashiya2, Makina Yabashi2, Tetsuya Ishikawa2, Shinichi Matsubara5, Haruhiko Ohashi2,5, Hiroaki Kimura2,5; 1Inst. of Laser Engineering, Osaka Univ., Japan, 2RIKEN XFEL Project Head Office, Japan, 3 Inst. of Multidisciplinary Res. for Advanced Materials, Tohoku Univ., Japan, 4WPI Advanced Inst. for Materials Res. Tohoku Univ., Japan, 5Japan Synchrotron Radiation Res. Inst., Japan. A hydrothermal method-grown, Fe-doped ZnO crystal, was excited by the XFEL prototype at Spring-8 facility. The scintillation signal exhibited <10-ps rise time and <100-ps decay time; making it the fastest scintillator for XFEL timing studies. $5V#tBN A Free-Hand Surface Tracking and Motion Compensation Microsurgical Tool System Based on Common-Path Optical Coherence Tomography Distance Sensor, Kang Zhang1, Keith G. Petrillo1, Peter L. Gehlbach2, Jin U. Kang1; 1Johns Hopkins Univ., USA, 2Wilmer Eye Inst., USA. We have developed and tested a compact free-hand microsurgical tool-concept based on CP-OCT distance-sensor and 1-D actuation, which is capable of tracking the surface of surgical target tissue and compensating tool-tissue relative-motion with micrometer resolution. $5V$tBN 100 W from a Photonic Bandgap Bragg Fiber Laser, Dmitry A. GAPONOV1, Philippe Roy1, Sebastien Fevrier1, Mikhail E. Likhachev2, Mikhail Y. Salganskii3, Mikhail V. Yashkov3; 1XLIM UMR 6172, France, 2Fiber Optics Res. Ctr., Russian Acad. of Sciences, Russian Federation, 3Inst. of Chemistry of High Purity Substances, Russian Acad. of Sciences, Russian Federation. 100 W output power from Yb-doped LMA photonic bandgap Bragg fiber laser is reported. 81% slope efficiency was obtained. To our knowledge, this is the highest output power generated from an active photonic bandgap fiber. $5V%tBN On-Chip Spectrophotometry for Bioanalysis Using Nanophotonic Devices, Arthur Nitkowski, Antje Baeumner, Michal Lipson; Cornell Univ., USA. We measure optical absorption from colorproducing enzymatic reactions for biochemical antigen detection using a microscale optofluidic device. The microring cavity can detect absorbance with high sensitivity while requiring only nanoliter volumes of reagants. BNoQN &YIJCJU0QFOSan Jose McEnery Convention Center, Exhibit Halls 1, 2 and 3 BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 90 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 2&-4 CLEO 2&-4 $5V&tON4FNJDPOEVDUPS Lasers—Continued 25V#t$BWJUZ2&%BOE 0QUPNFDIBOJDT$POUJOVFE 25V"tBN Spontaneous Phase Anti-Correlations in Raman Optical Frequency Comb Generation, Chunbai Wu1, Erin Mondloch1, Michael G. Raymer1, Yingying Wang 2, Francois Couny 2, Fetah Benabid 2; 1 Oregon Ctr. for Optics, Dept. of Physics, Univ. of Oregon, USA, 2Dept. of Physics, Ctr. for Photonics and Photonic Materials, Univ. of Bath, UK. We theoretically investigate and experimentally demonstrate the spontaneous phase anti-correlation between Stokes and anti-Stokes sidebands in Raman frequency comb generation. This anti-correlation suggests a new way to stabilize the comb and synthesize sub-femtosecond pulse trains. $5V&tBN Interband Cascade Lasers for Wavelength Specific Applications in the 3-4 µm Spectral Range, Adam Bauer1, Matthias Dallner1, Martin Kamp1, Sven Hoefling1, Lukas Worschech1, Alfred Forchel1, Lars Naehle2, Peter Fuchs2, Marc Fischer2, Johannes Koeth2, Marcin Motyka3, Grzegorz Sek3, Krzysztof Ryczko3, Jan Misiewicz3; 1Technische Physik, Univ. of Wuerzburg, Germany, 2nanoplus GmbH, Germany, 3Inst. of Physics, Wroclaw Univ. of Technology, Poland. Interband cascade lasers have been systematically studied to derive the means for accurate wavelength control. Laser emission between 2.97µm and 4.16µm and linear tuning rates of 0.55µm/monolayer InAs and 1.88 nm/K have been obtained. 25V#tBN Observation of Interference between Bright- and Dark-Polariton Peaks, Jiteng Sheng, Haibin Wu, J. Gea-Banacloche, Min Xiao; Dept. of Physics, Univ. of Arkansas, USA. We experimentally investigate atom-cavity transmission spectra with three-level atoms inside an optical cavity. At large cavity frequency detuning, the bright- and dark-polariton three-peak structure becomes asymmetric and the peaks can merge together to create interference. 25V"tBN Second-Harmonic Spectroscopy on Split-RingResonator Arrays, Fabian B. P. Niesler1, Stefan Linden2, Nils Feth2, Martin Wegener1; 1Inst. für Angewandte Physik, Karlsruhe Inst. of Technology, Germany, 2Inst. für Nanotechnologie, Karlsruhe Inst. of Technology, Germany. By tuning the fundamental wavelength in second-harmonicgeneration experiments on split-ring resonator arrays, we further test assignments based on previous single-frequency experiments. We find resonances that are slightly red-shifted with respect to the linear transmittance minimum. $5V&tBN Improvement on the Luminescence Efficiency, Electroluminescence Linewidth and Transport Properties of ZnCdSe/ZnCdMgSe Quantum Cascade Structures , Yu Yao 1 , William O. Charles1, Kale J. Franz1, Aidong Shen2, Maria C. Tamargo2, Claire F. Gmachl1; 1Princeton Univ., USA, 2City College of New York, USA. We present electroluminescence from ZnCdSe/ZnCdMgSe Quantum Cascade structures, with 3 times higher luminescence efficiency, 30% narrower electroluminescence linewidths than our first demonstration. The measured turn-on voltage matches with the calculated value. 25V#tBN Coupling a Quantum Dot to an Open Microcavity, Andreas Muller1, Edward B. Flagg1, Michael Metcalfe1, John Lawall2, Glenn S. Solomon1; 1Joint Quantum Inst., NIST and Univ. of Maryland, USA, 2Atomic Physics Div., NIST, USA. Single InAs semiconductor quantum dots were coupled to a microcavity consisting of a semiconductor Bragg reflector below the quantum dot layer, and an external micromirror fabricated at the tip of a single mode fiber. 25V"tBN Second Harmonic Generation from Exfoliated Graphitic Films, Jesse J. Dean, Henry M. van Driel; Univ. of Toronto, Canada. Optical SHG is observed from graphene, and few-layer graphite on an oxidized (001) Si substrate. The SHG signal from graphene is rotationally isotropic but shows 3-fold anisotropy from bi-layer graphene and graphite. $5V&tBN High Brightness from Unstable Resonator MidIR Semiconductor Lasers, Andrew P. Ongstad, Gregory C. Dente, Michael Tilton, Ron Kaspi, Joeseph Chavez, Don Gianardi; AFRL, USA. We describe high-brightness, broad area midinfrared semiconductor lasers. The optically pumped devices achieved higher brightness operation as unstable resonators (URs). The UR’s were fabricated by polishing a diverging cylindrical mirror on one of the facets. 25V#tBN Magneto-Optical Cavity Quantum Electrodynamics Effects in Quantum Dot Micropillar Systems, Stephan Reitzenstein1, Steffen Munch1, Philipp Franeck1, Arash Rahimi-Iman1, Tobias Heindel1, Andreas Loffler1, Sven Hofling1, Alfred Forchel1, Ilya V. Ponomarev2, Tom L. Reinecke2; 1 Technische Physik, Univ. Würzburg, Germany, 2 NRL, USA. We report on magneto-optical control of quantum dot micropillar systems in the strong coupling regime. Magneto-optical resonance tuning, magnetic field control of the quantum dot oscillator strength and spin cQED-effects will be presented. Tuesday, May 18 25V"t/POMJOFBS'SFRVFODZ (FOFSBUJPOBOE4QFDUSPTDPQZ Continued BNoQN &YIJCJU0QFOSan Jose McEnery Convention Center, Exhibit Halls 1, 2 and 3 BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 91 Room A8 Room C1&2 Tuesday, May 18 CLEO Room C3&4 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU +0*/5 CLEO $5V't5)[.FUBNBUFSJBMT Continued $5V(t#FBN4IBQJOHBOE 4XJUDIJOH$POUJOVFE +5V"t/POBCMBUJWF%JSFDU8SJUF 1SPDFTTJOH$POUJOVFE $5V)t1IPUPOJD$SZTUBMT* Continued $5V'tBN Optimum Coverage for Perfect Transmission in 2-Dimensional Metallic Arrays, Joong Wook Lee1, T. H. Park2, Peter Nordlander2, Daniel Mittleman2; 1Nanophotonics Lab, Advanced Photonics Res. Inst., GIST, Korea, Republic of, 2Rice Univ., USA. We demonstrate optimum coverage in the enhanced transmission of terahertz radiation through 2-dimensional metallic arrays of square holes with different periodicity changing along the direction perpendicular to the incident polarization. $5V(tBN Tunable Cholesteric Liquid Crystal Diffraction Grating Based on the Effect of Localized Surface Plasmons, Wen-Chi Hung1, I-Min Jiang1, MingShan Tsai2, Pochi Yeh3, Wood-Hi Cheng4; 1Natl. Sun Yat-Sen Univ., Taiwan, 2Natl. Chiayi Univ., Taiwan, 3 Univ. of California at Santa Barbara, USA, 4Natl. Sun Yat- Sen Univ., Taiwan. Tunable cholesteric liquid crystals (CLC) diffraction grating based on the effect of localized surface plasmons (LSP) was investigated. To doping metal nanoparticle into the CLC grating, an particular diffraction was observed due to LSP effect. +5V"tBN Time-Resolved Study of Polyimide Film Absorbing Layers for Laser-Induced Forward Transfer, Matthew S. Brown, Nicholas T. Kattamis, Craig B. Arnold; Princeton Univ., USA. In this work, we use time-resolved imaging to study the laser-induced formation of a sealed blister on a thin polyimide film absorbing layer which is used to mechanically eject donor material during laser-induced forward transfer. $5V)tBN Thermo-Optically Tunable Photonic Crystal Light Modulator Utilizing Cut-Off Effect, Yonghao Cui, Ke Liu, Duncan MacFarlane, Jeong-Bong Lee; Univ. of Texas at Dallas, USA. We present design, fabrication and characterization of thermo-optically tunable photonic crystal light modulator. Thermo-optic effect of silicon was utilized to change refractive index of silicon and photonic band dispersion to realize tunable photonic crystal devices. $5V'tBN Chiral THz Metamaterial with Tunable Optical Activity, Jiangfeng Zhou1, Rongkuo Zhao2, Costas M. Soukoulis2, Antoinette J. Taylor1, John O’Hara1; 1Ctr. for Integrated Nanotechnologies, Los Alamos Natl. Lab, USA, 2Ames Lab and Dept. of Physics and Astronomy, Iowa State Univ., USA. Tunable optical activity in chiral metamaterials is demonstrated in simulation and shows actively tunable giant polarization rotation over a wide frequency band. $5V(tBN 400 kHz Beam Scanning Using KTa1-xNbxO3 Crystals, Jun Miyazu1, Yuzo Sasaki2, Kazunori Naganuma1, Tadayuki Imai1, Seiji Toyoda1, Tsutomu Yanagawa1, Masahiro Sasaura1, Shogo Yagi1, Kazuo Fujiura2; 1NTT Photonics Labs, Japan, 2 NTT Advanced Technology, Japan. The frequency characteristics of the beam scanning with KTa1xNbxO3 crystals are described. The scanning angle remains in the same up to 400 kHz. Our proposed new scanning model supports this high-speed beam scanning. +5V"tBN Incident Beam Shape Effects on Thick-Film Laser Induced Forward Transfer, Nicholas Kattamis, Matthew Brown, Craig B. Arnold; Princeton Univ., USA. We use finite element modeling to investigate the effects of incident beam shape on stress and temperature evolution in the dynamic release layer during thick-film laser-induced forward transfer. Emphasis is on Gaussian versus donut-shaped beams. $5V)tBN Electrically Pumped Photonic Crystal Nanocavities Using a Laterally Doped p-i-n Junction, Bryan C. Ellis1, Tomas Sarmiento1, Marie Mayer2, Peter Stone2, Jeff Beeman2, Bingyang Zhang1, Oscar Dubon2, Eugene Haller2, Yoshihisa Yamamoto1, James Harris1, Jelena Vuckovic1; 1Stanford Univ., USA, 2Lawrence Berkeley Natl. Lab, USA. Ion implantation doping is used to define a laterally doped p-i-n junction to electrically pump a gallium arsenide photonic crystal nanocavity with indium arsenide quantum dots. Cavity coupled electroluminescence is demonstrated. $5V'tBN Transmission and Reflection Properties of Terahertz Fractal Metamaterials, Radu Malureanu1, Andrei Lavrinenko1, David G. Cooke1, Peter U. Jepsen1, S. Xiao2, Lei Zhou2; 1Technical Univ. of Denmark, Denmark, 2Fudan Univ., China. We use THz time-domain spectroscopy to investigate transmission and reflection properties of metallic fractal metamaterial structures. We observe loss of free-space energy at certain resonance frequencies, indicating excitation of surface modes of the metamaterial. $5V(tBN Spin-Coated Ge23Sb7S70 Thin Films with Large Photo-Induced Refractive Index Change, Shanshan Song1, Nathan Carlie2, Laeticia Petit2, Kathleen Richardson2, Craig Arnold1; 1Princeton Univ., USA, 2Clemson Univ., USA.We demonstrate the preparation of Ge23Sb7S70 films by spin-coating techniques with good surface and compositional homogeneity. The films exhibit a large photoinduced refractive index change, which have great potential for photonic device tuning. +5V"tBN Patterning of Metal Electrode on Flexible Substrate Using Laser Transfer Method, Kun-Tso Chen1, Yu-Hsuan Lin1, Jeng-Rong Ho1, Sung-Ho Liu2, Jin-Long Liao3; 1Dept. of Mechanical Engineering, Natl. Chung Chang Univ., Taiwan, 2Laser Application Technology Ctr., Industrial Technology Res. Inst. South, Taiwan, 3Display Technology Ctr., Industrial Technology Res. Inst., Taiwan. Through incorporating with the technique of rapid polydimethysiloxane (PDMS) lift-off, this study reports on a new laser transfer method that is applicable to printing metallic thin film on a flexible substrate $5V)tBN Control of Thermal Radiation by Intersubband Transitions in Quantum Wells and TwoDimensional Photonic Crystals, Menaka De Zoysa, Takashi Asano, Yasuaki Minato, Susumu Noda; Dept. of Electronic Science and Engineering, Kyoto Univ., Japan. We have achieved a very narrow band and strong thermal radiation peak in a design wavelength by using intersubband transitions in quantum wells and two-dimensional photonic crystals. BNoQN &YIJCJU0QFOSan Jose McEnery Convention Center, Exhibit Halls 1, 2 and 3 BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 92 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 3PPN## 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO +0*/5 $5V*t5XP8BWFBOE'PVS8BWF .JYJOH1SPDFTTFT$POUJOVFE $5V+t"EWBODFE4PMJE4UBUF $PODFQUT$POUJOVFE +5V#tBN Antireflection and Light Trapping of Periodic Subwavelength Surface Structures Formed by Colloidal Monolayer Spheres Lithography on Thin Film Solar Cells, Ping-chen Tseng, Min-an Tsai, Peichen Yu, Hao-chung Kuo; Natl. Chiao-Tung Univ., Taiwan. Solar cell efficiency enhancement by gradient periodic TiO2 nanoislands formed with the facilitation of polystyrene-spheres was studied. The enhancement mechanism was categorized by antireflection and light-trapping and achieves 72% relative increase of short-circuit current density. $5V*tBN Two-Wave Mixing in Nd3+ and Yb3+ Doped Laser Materials, Rémi Soulard1,2, Arnaud Brignon1, Jean-Louis Doulalan 2, Jean-Pierre Huignard 1, Richard Moncorgé2; 1Thales Res. and Technology, France, 2Univ. de Caen, France. A complete model of two-wave mixing in pumped Nd3+ and Yb3+ laser materials in presence of athermal refractive index grating is presented and compared with experimental results obtained in Nd:YAG. Application to beam-combining is investigated. $5V+tBN Laser Oscillation of Nd3+-Doped Photo-ThermoRefractive Glass under Diode Laser Pumping, Yoichi Sato1, Takunori Taira1, Vadim Smirnov2, Larissa Glebova2, Leonid Glebov3; 1Laser Res. Ctr. for Molecular Science, Inst. for Molecular Science, Japan, 2OptiGrate Inc., USA, 3School of Optics, CREOL, Univ. of Central Florida, USA. Laser oscillation of Nd3+-doped photo-thermo-refractive glass (Nd:PTR) were examined for the first time. We confirmed that laser efficiency of Nd:PTR is stable even with wavelength shift of pump source due to its wide absorption bandwidth. +5V#tBN Reducing Si Reflectance by Improving Density and Uniformity of Si Nanowires Fabricated by Metal-Assisted Etching, Shu-Chia Shiu, Shin-Bo Lin, Ching-Fuh Lin; Natl. Taiwan Univ., Taiwan. A silicon surface treatment before metal-assisted etching increases the density of silicon nanowires. The improvement reduces the solar-weighted reflectance to as low as 3.3% for silicon nanowires with a length of only 0.87μm. $5V*tBN Intermediate Infrared Raman Lasing and FourWave Mixing in Crystalline Whispering Gallery Mode Resonators, Johannes Hofer1, Christine Y. Wang1, Albert Schliesser1, Tobias Herr1, Pascal Del’Haye1, Janis Alnis1, Tobias J. Kippenberg1,2; 1 Max-Planck Inst. for Quantum Optics, Germany, 2 École Polytechnique Fédérale de Lausanne, Switzerland. We investigate the nonlinear frequency conversion in an ultra high-Q CaF2 whispering gallery mode resonator with finesse exceeding 1 million. Raman lasing and four-wave mixing in the intermediate infrared spectral region is reported. $5V+tBN Laser Oscillator Coupling via Gain Gratings to Achieve Frequency Stable Operation, Robert Elsner, Roland Ullmann, Martin Ostermeyer; Univ. of Potsdam, Germany. We investigate numerically the feasibility of gain gratings to realize frequency stable coupling of a Q-switched loop resonator to a master oscillator. The model enables the prediction of spectral properties of the laser system. +5V#tBN Efficiency Enhancement InGaP/GaAs DualJunction Solar Cell by Broad-band and Omnidirectional Antireflection Nanorod Arrays, Min-An Tsai1, P. C. Tseng2, Peichen Yu2, C. H. Chiu2, Hao-Chung Kuo2; 1Dept. of Electrophysics, Natl. Chiao-Tung Univ., Taiwan, 2Dept. of Photonics and Inst. of Electro-Optical Engineering, Natl. Chiao-Tung Univ., Taiwan. 10% efficiency enhancement of the solar cell by Broad-band and Omnidirectional Antireflection Nanorod Arrays was demonstrated. The enhanced efficiency attributed to increased light entry and optical path in both the top cell and bottom cell. $5V*tBN Experimental Demonstration of Phase Matching Curve for Bragg Scattering in a Positive Beta 4 Fiber, Richard Provo1, Stuart G. Murdoch1, John D. Harvey1, David Méchin2; 1Dept. of Physics, Univ. of Auckland, New Zealand, 2PERFOS, France. We experimentally demonstrate the phase matching curve for the Four-Wave-Mixing effect of Bragg Scattering in two Highly-Nonlinear-Fibers with opposite sign 4th order dispersion coefficients. The experimental results are fitted to theoretical predictions with good agreement. $5V+tBN Optimized Pulsed Orange Generation in a Diode-pumped Nd:YVO4 Laser Using Monolithically Cascaded PPLN Electro-Optic Q-Switches, Yen-Hung Chen, Wei-Kun Chang, Jui-Wen Chang; Dept. of Optics and Photonics, Natl. Central Univ., Taiwan. We report on an efficient intracavity sum-frequency generator in a dual-wavelength Nd:YVO4 laser optimized with monolithically cascaded PPLN electro-optic Q-switches. >480-W peak-power orange 593-nm light was obtained with this system at 4.8-W diode pump power. Tuesday, May 18 +5V#t/PWFM.BUFSJBMT GPS&OIBODFE4PMBS$FMM 1FSGPSNBODF$POUJOVFE BNoQN &YIJCJU0QFOSan Jose McEnery Convention Center, Exhibit Halls 1, 2 and 3 BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 93 Room A1 Room A2 Room A3 Room A4 Tuesday, May 18 CLEO 94 10:30 a.m.–12:15 p.m. $5V,t6MUSBGBTU4PVSDFT David M. Gaudiosi; Raydiance, Inc., USA, Presider 10:30 a.m.–12:15 p.m. $5V-t$BWJUZ&OIBODFE0QUJDBM 'PSDFTBOE4FOTJOH Gustavo Wiedehecker; Cornell Univ., USA, Presider 10:30 a.m.–12:15 p.m. $5V.t/POMJOFBS'JCFS4PVSDFT Siddharth Ramachandran; Boston Univ., USA, Presider 10:30 a.m.–12:15 p.m. $5V/t0QUPGMVJEJD#JPTFOTPST Holger Schmidt; Univ. of California at Santa Cruz, USA, Presider $5V,tBN Self-Starting Octave-Spanning Ti:sapphire Laser Pumped by an Yb:KLu(WO4)2 Thin-Disk Oscillator, Stefan Rausch1,2, Thomas Binhammer3, Guido Palmer1, Michael Jackstadt1, Uwe Morgner1,2,4; 1Inst. of Quantum Optics, Leibniz Univ. Hannover, Germany, 2Ctr. for Quantum Engineering and Space-Time Res. (QUEST), Germany, 3VENTEON Laser Technologies GmbH, Germany, 4Laser Zentrum Hannover, Germany. We present an octave-spanning Ti:sapphire laser quasi-synchronously pumped by a frequencydoubled Yb:KLu(WO4)2 thin-disk oscillator. The system features a self-starting behavior and can be stabilized with respect to its carrier-envelopeoffset phase. $5V-tBN Photonic Crystal Defects with Increased Surface Area for Improved Refractive Index Sensing, Christopher Kang1, Christopher Phare1, Sharon M. Weiss1, Yurii A. Vlasov2, Solomon Assefa2; 1 Vanderbilt Univ., USA, 2IBM T.J. Watson Res. Ctr., USA. Photonic crystal cavities with tunable surface area via multiple-hole defects were investigated for increased resonance wavelength shifts upon exposure to variable-index analytes. Sensitivity was improved by 10% compared to simulated solid L3 cavities. $5V.tBN Subpicosecond Fiber Optical Parametric Chirped Pulse Amplifier Based on Highly-Nonlinear Fiber, Yue Zhou, Qin Li, Kim K. Y. Cheung, Sigang Yang, P. C. Chui, Kenneth K. Y. Wong; Univ. of Hong Kong, Hong Kong. We experimentally demonstrate a fiber optical parametric chirped pulse amplifier. A 750-fs signal is stretched to 40 ps, amplified with a gain of 30 dB through parametric process and then compressed to 808 fs. $5V/tBN Label-Free Optofluidic Biosensing in Microplate, Microfluidic, and Spot-Based Affinity Capture Assays, Charles J. Choi, Alysia R. Belobraydich, Leo L. Chan, Patrick C. Mathias, Brian T. Cunningham; Univ. of Illinois at Urbana-Champaign, USA. Photonic crystal reflectance filters are cofabricated/integrated with microfluidic channels on plastic substrates. Using the kinetic reaction rate constants measured, sensitivity limits and kinetic signal acquisition for label-free biosensing within various assay formats are studied. $5V,tBN Cryogenically Cooled cw-Pumped DoublePass Ti:sapphire Amplifier Emitting μJ Pulse Energies, Nils Pfullmann1,2, Martin Siegel 1,2, Stefan Rausch 1,2, Thomas Binhammer 1, Uwe Morgner1,2,3; 1Inst. für Quantenoptik, Leibniz Univ. Hannover, Germany, 2Ctr. for Quantum Engineering and Space-Time Res. (QUEST), Germany, 3 Laserzentrum Hannover, Germany. A double pass cw-pumped Ti:sapphire amplifier delivering 1.6μJ pulses at 1 MHz is presented. Furthermore a simple analytical model for the amplifier is deduced and concepts for further energy scaling are explored. $5V-tBN Scatterer Induced Mode Splitting in Active Microcavities, Lina He, Sahin Kaya Ozdemir, Jiangang Zhu, Lan Yang; Washington Univ. in St. Louis, USA. Scattering induced mode splitting in microcavities with gain medium is detected directly using heterodyne technique without wavelength scan around resonant modes. Optical gain helps resolve small mode splittings, which might be missed in passive microcavities. $5V.tBN Compact and Portable Multiline UV and Visible Raman Lasers in Hydrogen-filled HC-PCF, Yingying Wang, Francios Couny, Phil S. Light, Brian J. Mangan, Fetah Benabid; Physics Dept., Univ. of Bath, UK. We present two compact multiline Raman-lasers based on two types of HC-PCF photonic microcells. Each discrete component of the laser exhibits high spectral power density and narrow linewidth for forensics and biomedical applications. $5V/tBN Optofluidic Sieving with Flow-Through Plasmonic Nanohole Arrays, Carlos Escobedo, Alexandre G. Brolo, Reuven Gordon, David Sinton; Univ. of Victoria, Canada. Sieving potential and resulting improved analyte collection in flow-through nanohole array sensors is compared to planar SPR sensing. At typical flow rates, full analyte collection, reaction limited transport and attomolar critical concentrations can be achieved. $5V,tBN Diode-Pumped Gigahertz Repetition Rate Femtosecond Cr:LiSAF Laser, Duo Li, Umit Demirbas, Jonathan R. Birge, Gale S. Petrich, Leslie A. Kolodziejski, Alphan Sennaroglu, Franz X. Kärtner, James G. Fujimoto; MIT, USA. We report a low-cost, 1 GHz repetition-rate, diode-pumped, saturable Bragg reflectors mode-locked Cr:LiSAF laser, which generates nearly transform-limited 103-fs long pulses around 866 nm, with a record high peak power of 1.45 kW. $5V-tBN Large-Scale Array of Miniaturized Microdonut Resonators for High Resolution On-Chip Spectroscopy, Zhixuan Xia, Mohammad Soltani, Qing Li, Maysamreza Chamanzar, Siva Yegnanarayanan, Babak Momeni, Ali Asghar Eftekhar, Ali Adibi; Georgia Tech, USA.84-channel, high resolution (<0.6 nm) integrated near-infrared spectrometer is demonstrated using large-scale arrays of microdonut resonators. Miniaturized microresonators (radius < 2μm) with high intrinsic Q (> 25,000) enable on-chip spectroscopy with low insertion loss. $5V.tBN Invited High Power 55 Watts CW Raman Fiber-GasLaser, Francois Couny1, Brian J. Mangan1, Alexei V. Sokolov2, Fetah Benabid1; 1Ctr. for Photonics and Photonic Materials, Univ. of Bath, UK, 2Inst. for Quantum Studies and Dept. of Physics, Texas A&M Univ., USA. We demonstrate, for the first time, a Raman fiber-gas-laser with 55W output power by coupling 85W of a high-power fiber-laser in a H2-filled hollow-core-photonic-crystal-fiber. The laser characteristics include pure Stokes output and high mode quality. $5V/tBN On-Chip Nanoplasmonic-Nanofluidic Biosensors Overcoming Mass Transport Limitations, Ahmet A. Yanik 1, Min Huang 1, Alp Artar 1, Tsung-Yao Chang2, Hatice Altug1; 1Boston Univ., USA, 2MIT, USA. We demonstrate a novel hybrid platform merging label free nanoplasmonic sensing with actively controlled nanofluidic surface delivery to overcome mass transport limitations. We show 14-fold improvement in mass transport rate constants appearing in the exponentials. $5V,tBN Gas Ionization Induced Post-Compression of High Energy and Super-Intense Femtosecond Pulses, Dominique Descamps, Coralie Fourcade Dutin, Antoine Dubrouil, Stéphane Petit, Eric Mével, Eric Constant; Univ. de Bordeaux, France. From a 40 fs - 70 mJ terawatt Ti:sapphire laser, compression of pulses down to 11.4 fs (FWHM) with a total output energy of 13.7 mJ is achieved through rapid ionization of helium. $5V-tBN Detection and Sizing of Single Nanoparticles by Mode Splitting in an Optical Microresonator, Jiangang Zhu, Sahin K. Ozdemir, Yun-Feng Xiao, Lin Li, Lina He, Da-Ren Chen, Lan Yang; Wasington Univ. in St. Louis, USA. We demonstrate detection and sizing of single nanoparticles down to 30 nm by monitoring the mode splitting induced by a nanoparticle in an ultra-high quality factor (UHQ) microtoroid. Theory and methods are discussed. $5V/tBN Enhanced Sensitivity in Optofluidic Photonic Crystal Slab Biosensors, Mohamed El Beheiry, Ofer Levi; Univ. of Toronto, Canada. Guided resonances in photonic crystal slabs exhibit important qualities for sensing applications. We demonstrate, through simulation and experiment, enhanced sensitivity and differences in properties between TE- and TM-like guided resonances in biosensing. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 2&-4 Room A6 Room A7 CLEO 10:30 a.m.–12:15 p.m. $5V0t1IPUPOJD$SZTUBM/PWFM 8BWFHVJEF-BTFST Ilya Fushman; Solar Junction Corp., USA, Presider 10:30 a.m.–12:15 p.m. $5V1t$-&04ZNQPTJVN PO/PWFM0QUJDBM'JCFST #JPDIFNJDBMBOE#JPNFEJDBM "QQMJDBUJPOT Jacques Albert; Carleton Univ., Canada, Presider 25V$tBN Phase Transition of Discrete Quadratic Solitons, Frank Setzpfandt1, Andrey A. Sukhorukov2, Dragomir N. Neshev2, Roland Schiek1,3, Andreas Tünnermann1,4, Thomas Pertsch1; 1Friedrich-Schiller-Univ. Jena, Germany, 2Australian Natl. Univ., Australia, 3 Univ. of Applied Sciences Regensburg, Germany, 4 Fraunhofer Inst. for Applied Optics and Precision Engineering, Germany. We predict theoretically and observe experimentally an abrupt powercontrolled transition from unstaggered to staggered second harmonic phase profiles of discrete solitons with linear second harmonic coupling in periodically poled waveguide arrays. $5V0tBN Sophisticated Vector Beams Produced by Photonic-Crystal Lasers, Seita Iwahashi 1, Yoshitaka Kurosaka1, Kyosuke Sakai1,2, Kyoko Kitamura1, Naoki Takayama1, Susumu Noda1; 1Dept. of Electronic Science and Engineering, Kyoto Univ., Japan, 2Pioneering Res. Unit for Next Generation, Kyoto Univ., Japan. Various sophisticated vector beams, which are important for high-resolution microscopy, laser processing, and optical trapping, are successfully produced by the band-edge effect of two-dimensional photonic crystal. $5V1tBN Invited The Influence of Optical Fiber Design on Chemical Sensor Performance, Robert Lieberman; Intelligent Optical Systems, Inc., USA. Abstract not available. 25V$tBN Hot Particle Solitons: Self-Trapped Beams Based on Thermophoresis in Complex Fluids, Yuval Lamhot, Or Peleg, Mordechai Segev; Technion - Israel Inst. of Technology, Israel. We show that strong coupling between light and nanoparticle suspensions, mediated by negative thermophoresis and heat diffusion, gives rise to self-trapping of optical beams. $5V0tBN Angular-Resolved Lasing Characteristics at Different Band Edges in GaN Photonic Crystal Surface Emitting Lasers, Shih Wei Chen, Tien-Chang Lu, Yun-Ju Hou, Ting-Chun Liu, Hao-Chung Kuo, Shing-Chung Wang; Dept. of Photonics and Inst. of Electro-Optical Engineering Natl. Chiao Tung Univ., Taiwan. We successfully demonstrated and analyzed the angular-resolved characteristics of GaN-based photonic-crystal surface emitting lasers at different band edges (Γ, K, and M), showing specific lasing angles in measured dispersion diagram. 25V$tBN Spiral Propagation of Two Collapsing Beams, Bonggu Shim, Samuel E. Schrauth, Alexander L. Gaeta; Applied Physics, Cornell Univ., USA. We investigate spiral propagation of two beams intersecting with a small angle in Kerr media. Through the balance of attractive and centrifugal forces, we observe rotations up to 140 by operating at zero relative phase. $5V0tBN Invited On-Chip Beam-Steering Photonic-Crystal Lasers, Yoshitaka Kurosaka1, Seita Iwahashi1, Yong Liang1, Kyosuke Sakai1,2, Eiji Miyai1, Wataru Kunishi1,3, Dai Ohnishi1,3, Susumu Noda1; 1Dept. of Electronic Science and Engineering, Kyoto Univ., Japan, 2Kyoto Univ. Pioneering Res. Unit for Next Generation, Kyoto Univ., Japan, 3Photonics Res. and Development Ctr., ROHM Co., Ltd., Japan. We report on a novel concept to create beamsteering lasers using photonic crystals. The lasers that we have developed indeed emit beams over a range of directions. The maximum beam steering angle is ~±30°. 25V$tBN Optical Bullet Trains via Modulation Instability in Nonlocal Solitons, Marco Peccianti1,2, Ian B. Burgess1,3, Gaetano Assanto4, Roberto Morandotti1; 1 INRS Énergie, Matériaux et Télécommunications, Canada, 2Sapienza Univ., Italy, 3Harvard Univ., USA, 4Univ. Roma Tre, Italy. We introduce a feasible approach to obtaining dense light-bullets trains in nonlocal nonlinear dielectrics, such as nematic liquid crystals, thanks to the interplay between local and nonlocal nonlinearities and the temporal modulation instability. $5V1tBN A Fiber-Optic Nerve Stimulation Probe Integrated with a Precise Common-Path Optical Coherence Tomography Distance Sensor, Kang Zhang1, Elizabeth Katz2, Do-Hyun Kim2, Jin U. Kang1, Ilko K. Ilev2; 1Johns Hopkins Univ., USA, 2 U.S. Food and Drug Administration, USA. We have demonstrated a simple and effective common-path optical coherence tomography guided fiber probe for optical nerve stimulation which improves the spatial precision and safety of stimulation laser power delivery. Tuesday, May 18 10:30 a.m.–12:15 p.m. 25V$t4QBUJBMBOE5FNQPSBM 4PMJUPOT Alexander Szameit; Solid State Inst., Technion - Israel Inst. of Technology, Israel, Presider $5V1tBN Ytterbium-Doped Low-NA P-Al-Silicate LargeMode-Area Fiber for High Power Applications , Jayanta K. Sahu, S. Yoo, A. J. Boyland, A. Webb, C. Codemard, R. J. Standish, J. Nilsson; Optoelectronics Res. Ctr., UK. We demonstrate an efficient, ytterbium-doped low-NA fiber with core glass containing high levels of Al2O3 and P2O5 in silica host that shows low-photodarkening and generated 175 W of continuous-wave output power with 80% laser efficiency. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 95 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 Tuesday, May 18 CLEO 96 2&-4 10:30 a.m.–12:15 p.m. $5V2t5)[8BWFHVJEFT Weili Zhang; Oklahoma State Univ., USA, Presider 10:30 a.m.–12:15 p.m. $5V3t0SHBOJD0QUJDBM .BUFSJBMT Yasufumi Enami; Hiroshima Univ., Japan, Presider 10:30 a.m.–12:15 p.m. $5V4t1SFDJTJPO4QFDUSPTDPQZ Evgeni Sorokin; Technische Univ. Vienna, Austria, Presider 10:30 a.m.–12:15 p.m. 25V%t2&-44ZNQPTJVN PO/BOPQIPUPOJDTBOE .FUBNBUFSJBMT*.FUBNBUFSJBMT Vladimir M. Shalaev; Purdue Univ., USA, Presider $5V2tBN Subwavelength Confinement of THz Radiation in Tapered Plasmonic Slot Waveguides, Hui Zhan, Rajind Mendis, Daniel Mittleman; Rice Univ., USA. We experimentally characterize the confinement of terahertz radiation in tapered slot waveguides. Both the transverse and axial field components exhibit strong lateral confinement. An antisymmetric axial field distribution is observed across the output gap. $5V3tBN Ultrafast Fiber Laser Mode-Locked by Graphene Based Saturable Absorber, Zhipei Sun, Tawfique Hasan, Daniel Popa, Felice Torrisi, Fengqiu Wang, Francesco Bonaccorso, Andrea C. Ferrari; Univ. of Cambridge, UK. A Graphene-based saturable absorber is fabricated using wet chemistry techniques. We use it to passively mode-lock an Erbium doped fiber laser. ~500fs pulses are produced at 1560nm with a 5.2nm spectrum bandwidth. $5V4tBN Theory for Direct Frequency Comb Spectroscopy, Daniel Felinto, Carlos E. E. Lopez; Dept. de Física, Univ. Federal de Pernambuco, Brazil. We introduce a theory for the interaction of multi-level atoms with well-stabilized pulse trains, which is general enough to take into account arbitrarilyshaped frequency combs. It is applied to the excitation of rubidium-87 atoms. 25V%tBN Invited Infinite at Every Frequency: The Photonic Density of States in (Meta)materials with Hyperbolic Dispersion and Related Phenomena, Evgenii Narimanov, Zubin Jacob, Igor Smolyaninov; Purdue Univ., USA. We show that (meta)materials with hyperbolic dispersion exhibit a broad bandwidth singularity in the photonic density of states, leading to dramatic changes in a variety of phenomena, from spontaneous emission to light propagation and scattering. $5V2tBN Dispersion-Free 2-D Confined Terahertz Pulses Propagation in Gap Waveguide Formed by Two Cylindrical Surfaces, Yuri H. Avetisyan1, Armen H. Makaryan1, Harutyun Hakopyan1, Konstantin L. Vodopyanov2; 1Yerevan State Univ., Armenia, 2 Stanford Univ., USA. We demonstrate undistorted two-dimensionally-confined THz pulses propagation in a 5-cm-long waveguide formed by two metallic cylindrical surfaces. A simple theoretical model explains experimental results. The possibility of using the waveguide in sensing application was tested. $5V3tBN Disentangling Carbon Nanotubes for Broadband sub-100 fs Optical Switching, Won Bae Cho1, Sun Young Choi1, Jong Hyuk Yim1, Soonil Lee1, Dong-Il Yeom1, Kihong Kim1, Fabian Rotermund1, Andreas Schmidt2, Valentin Petrov2, Uwe Griebner2, Guenter Steinmeyer2; 1Ajou Univ., Republic of Korea, 2Max-Born-Inst., Germany. Controlling bundling and curl of carbon nanotubes permits ultrafast optical switching, which was demonstrated in a >500 nm near-infrared band by femtosecond mode-locking of three bulk lasers using one and the same saturable absorber. $5V4tBN High-Resolution Spectroscopy Using Interleaved Optical Frequency Comb, Tatsutoshi Shioda1, Kenichiro Fujii2, Ken Kashiwagi2, Takashi Kurokawa2; 1Nagaoka Univ. of Technology, Japan, 2 Tokyo Univ. of Agriculture and Technology, Japan. We propose high-resolution spectroscopy based on the sweep of the interleaved optical frequency comb by an optical phase modulator. Fine spectrum of HCN gas has been successfully measured with 1MHz resolution over 4THz frequency range. $5V2tBN Terahertz Microfluidic Sensor Based on a Parallel-Plate Waveguide Resonant Cavity, Rajind Mendis, Victoria Astley, Jingbo Liu, Daniel M. Mittleman; Rice Univ., USA. We fabricate a terahertz resonator suitable for microfluidic sensing by machining a groove into one plate of a parallel-plate-waveguide. We demonstrate a refractive-index sensitivity of 3.7×10 5 nm/ refractive-index-unit, the highest ever reported in any frequency range. $5V3tBN Cryogenic Optical Characterization of Nonlinear Polymers, Dong Hun Park1, Victor Yun1, Xing-Hua Zhou2, Jingdong Luo2, Alex Jen2, Warren N. Herman1; 1Lab for Physical Sciences, Univ. of Maryland, USA, 2Univ. of Washington, USA. We report a second-order electro-optic coefficient r33 of 155±5 pm/V at a telecommunication wavelength of 1550 nm from nonlinear poled polymer thin films at a cryogenic temperature of ~4.2 Kelvin using a reflection ellipsometry technique. $5V4tBN Dual Frequency Comb Sampling of a QuasiThermal Incoherent Light Source, Fabrizio R. Giorgetta, Ian Coddington, Esther Baumann, William C. Swann, Nathan R. Newbury; NIST, USA. Dual, coherent frequency combs are used to measure the spectrum of an incoherent, quasi-thermal source through Fourier spectroscopy. The source spectrum is acquired over 1THz bandwidth with an absolute frequency accuracy set by the combs. 25V%tBN Radiative Decay Engineering with Hyperbolic Metamaterials, Zubin Jacob, Ji Young Kim, Gururaj Naik, Evgenii Narimanov, Alexandra Boltasseva, Vladimir M. Shalaev; Purdue Univ., USA. We demonstrate the decrease in the spontaneous emission lifetime of dye molecules due to the enhanced photonic density of states (PDOS) of a hyperbolic metamaterial (HMM), opening the route to PDOS engineered HMM devices. $5V2tBN Planar Terahertz Waveguides Based on Periodically Dimpled Metal Films, Gagan Kumar, Albert Cui, Ajay Nahata; Univ. of Utah, USA. We demonstrate planar plasmonic THz waveguides based on dimpled metal films. The propagation properties of the guided modes depend upon the geometrical parameters of the dimples and can be broadly engineered. $5V3tBN Photo-Induced Absorption of Donor-Acceptor Conjugated Copolymers for Optical Limiting, San-Hui Chi1, Joel M. Hales1, Matthew M. Sartin1, Matteo Cozzuol1, Xuan Zhang1, Dan Patel2, Amb Chad2, Tim Steckler2, John Reynolds2, Seth R. Marder1, Joseph W. Perry1; 1Georgia Tech, USA, 2Univ. of Florida, USA. Dithienopyrrole-based polymers show strong nonlinear absorption and potential as optical limiters in the telecommunications region. A 17X suppression (figure-of-merit ~ 35) is achieved in a waveguided device, arising from the strong and broad excited-state absorption. $5V4tBN Trace Gas Detection with Frequency Comb Fourier Transform Spectroscopy, Birgitta Bernhardt1, Akira Ozawa1, Patrick Jacquet2, Marion Jacquey2, Yohei Kobayashi3, Thomas Udem1, Ronald Holzwarth1,4, Guy Guelachvili2, Theodor W. Hänsch1, Nathalie Picqué1,2; 1Max-Planck-Inst. für Quantenoptik, Germany, 2Lab de Photophysique Moléculaire, CNRS, France, 3Inst. for Solid State Physics, Univ. of Tokyo, Japan, 4Menlo Systems GmbH, Germany. Dual-comb Fourier transform spectroscopy with cavity enhancement holds much promise for trace gas sensing. Broadband high resolution spectra of ammonia around 1.0 µm are recorded within 18 µs and a noise-equivalentabsorption of 1 10-10 cm-1Hz-1/2. 25V%tBN Experimental Probing of Photonic Density of States in Hyperbolic Metamaterial, M. A. Noginov1, H. Li1, D. M. Dryden2,3, G. Nataraj2,3, Yu. A. Barnakov1, G. Zhu1, M. Mayy1, Z. Jacob4, E. E. Narimanov4; 1Norfolk State Univ., USA, 2Cornell Univ., USA, 3 Summer Res. Program, Norfolk State Univ., USA, 4Purdue Univ., USA. In the metamaterial with hyperbolic dispersion, we have observed six-fold reduction of the emission life-time of dye deposited onto the metamaterial’s surface. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 3PPN## +0*/5 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO 10:30 a.m.–12:15 p.m. $5V5t/POMJOFBS&GGFDUTJO 1IPUPOJD$SZTUBM'JCFST Narasimha S. Prasad; NASA Langley Res. Ctr., USA, Presider 10:30 a.m.–12:15 p.m. $5V6t8BWFHVJEFTBOE .JDSPMBTFST Steven Massey; AFRL, USA, Presider +5V$tBN Invited Applications in Precision Machining - Factors in ns/ps Choice, Stephen Lee, Colin Moorhouse, Leonard Migliore; Coherent, Inc., USA. The pulse durations of industrial lasers have a significant effect on their processing characteristics. We will examine the effects of shortening laser pulses into the picosecond range, theoretically and then by examples of industrial processes. $5V5tBN Strongly Enhanced Backward Second-Harmonic Generation with Slow Light in a Two-Dimensional Photonic Crystal, Rumen Iliew1, Christoph Etrich2, Thomas Pertsch2, Yuri S. Kivshar3, Falk Lederer1; 1Inst. of Condensed Matter Theory and Solid State Optics, Friedrich-Schiller-Univ. Jena, Germany, 2Inst. of Applied Physics/Ultra Optics, Friedrich-Schiller-Univ. Jena, Germany, 3Nonlinear Physics Ctr., Res. School of Physics and Engineering, Australian Natl. Univ., Australia. We obtain greatly enhanced conversion efficiencies of backward second-harmonic generation by exploiting small group velocities at phase match in a two-dimensional quadratically nonlinear photonic crystal. The efficiencies obtained from a modal approach are rigorously confirmed. $5V6tBN C2H2 Gas Laser Inside Hollow-Core Photonic Crystal Fiber Based on Population Inversion, Andrew M. Jones1, A. V. Vasudevan Nampoothiri2, Amarin Ratanavis2, Rajesh Kadel1, Natalie V. Wheeler3, Francois Couny3, Fetah Benabid3, Wolfgang Rudolph2, Brian R. Washburn1, Kristan L. Corwin1; 1Dept. of Physics, Kansas State Univ., USA, 2Dept. of Physics and Astronomy, Univ. of New Mexico, USA, 3Ctr. for Photonics and Photonic Materials, Dept. of Physics, Univ. of Bath, UK. Lasing from population inversion is demonstrated from gas contained in a hollow-core kagome structured photonic crystal fiber. Laser pulses in the mid-IR (3.1-3.2 μm) were generated by optically pumping at λ ~ 1.5 μm. $5V5tBN Resonance Enhanced Large Third Order Nonlinear Optical Response in Slow Light InGaP Photonic-Crystal Waveguides, Vardit Eckhouse1, Isabelle Cestier1, Gadi Eisenstein1, Sylvain Combrié2, Pierre Colman2, Alfredo De Rossi2; 1Technion Israel Inst. of Technology, Israel, 2Thales Res. and Development, France. We report a large third order nonlinear response in an InGaP photonic crystal waveguide. The nonlinearity is enhanced by a resonance effect due to the waveguide end facet reflectivities and the large group index. $5V6tBN Highly Efficient Yb:YAG Channel Waveguide Laser with 1.7 W Output Power Fabricated by fs-Laser Writing, Thomas Calmano, Jörg Siebenmorgen, Klaus Petermann, Günter Huber; Inst. of Laser-Physics, Univ. of Hamburg, Germany. Stress induced channel waveguides were written in crystalline Yb (7%):YAG with fs-laser pulses. Pumped by an OPS-laser at 969 nm laser oscillation with up to 1.76 W output power was demonstrated. $5V5tBN Invited Highly Efficient, Broadband Cherenkov Radiation in Photonic Crystal Fibers, Li-Jin Chen, Guoqing Chang, Franz X. Kärtner; MIT, USA. The dependence of Cherenkov radiation on pump pulse parameters is investigated. Based on this effect a tunable, highly efficient (>40%), broadband (>50 nm), green-orange light source is demonstrated with a threshold energy less than 100pJ. $5V6tBN High-Gain KY(WO4)2:Yb3+ Planar Waveguide Laser at the Zero-Phonon Line, Dimitri Geskus, Shanmugam Aravazhi, Kerstin Wörhoff, Markus Pollnau; Univ. of Twente, Netherlands. When pumping at a short wavelength of 932 nm, the high gain obtained at the 981-nm zero-phonon line of a KY(WO4)2:Gd3+, Lu3+, Yb3+ planar waveguide resulted in efficient laser emission in an open cavity configuration. +5V$tBN Ablation Dynamics in Burst-Train Femtosecond Laser Machining of High Aspect Ratio Holes in Glass, Peter R. Herman1, Saeid Rezaei1, Dagmar Esser 2, Abbas Hosseini 1, Jianzhao Li 1; 1Univ. of Toronto, Canada, 2Aachen Univ., Germany. Nanosecond time dynamics of laser generated filaments, plasma, and plume are followed in the high repetition rate domain of heat accumulation effects for excising deep high aspect ratio holes in glasses. +5V$tBN Nitinol Machining Rate Dependence on Pulse Duration in the Ultrafast Laser Regime, Michael M. Mielke, David Gaudiosi; Raydiance Inc., USA. We quantify machining rate dependence on pulse duration for Nitinol shape memory alloy near the critical pulse duration for athermal ablation. At fluence of 17 J/cm2, we show critical pulse duration is near 2.5 ps. Tuesday, May 18 10:30 a.m.–12:15 p.m. +5V$t"QQMJDBUJPOTPG-BTFS .BDIJOJOHBOE%FQPTJUJPO Peter G. Kazansky; Optoelectronics Res. Ctr., Univ. of Southampton, UK, Presider $5V6tBN Low-Threshold, Single-Frequency DistributedFeedback Waveguide Laser in Al2O3:Er3+ on Silicon, Edward H. Bernhardi1, Henk A. G. M. van Wolferen2, Laura Agazzi1, Md. Rezaul H. Khan3, Chris G. H. Roeloffzen3, Kerstin Wörhoff1, Markus Pollnau1, René M. de Ridder1; 1Integrated Optical MicroSystems, Netherlands, 2Transducers Science and Technology Group, Univ. of Twente, Netherlands, 3Telecommunication Engineering Group, Univ. of Twente, Netherlands. Singlefrequency distributed-feedback lasing with 165 μW output power at 1538.8 nm is realized in Al2O3:Er3+ waveguides fabricated on silicon wafers. Distributed feedback is provided by a surface relief Bragg grating fabricated with laser interference lithography. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 97 Room A1 Room A2 Room A3 Room A4 Tuesday, May 18 CLEO $5V,t6MUSBGBTU4PVSDFT Continued $5V-t$BWJUZ&OIBODFE0QUJDBM 'PSDFTBOE4FOTJOH$POUJOVFE $5V.t/POMJOFBS'JCFS 4PVSDFT$POUJOVFE $5V/t0QUPGMVJEJD#JPTFOTPST Continued $5V,tBN Generation of Sub-20 fs Deep-Ultraviolet Pulses Using Broadband Chirped-Pulse Four-Wave Mixing, Yuichiro Kida1,2, Jun Liu 1,2, Takahiro Teramoto1,2, Takayoshi Kobayashi1,2,3,4; 1Dept. of Applied Physics and Chemistry and Inst. for Laser Science, Univ. of Electro-Communications, Japan, 2 Intl. Cooperative Res. Project, JST, Japan, 3Dept. of Electrophysics, Natl. Chiao Tung Univ., Taiwan, 4 Inst. of Laser Engineering, Osaka Univ., Japan. Sub-20 fs deep-ultraviolet pulses were generated without a pulse compressor. Our approach allows one to compensate pulse broadening in air and glass appropriately and has a possibility of generating sub-7 fs pulses for ultrafast spectroscopy. $5V-tBN Sub-Wavelength Nano-Fluidics on Suspended Photonic Crystal Sensors, Min Huang1, Ahmet Ali Yanik1, Tsung-Yao Chang2, Hatice Altug1; 1Boston Univ., USA, 2MIT, USA. We introduce a novel sensor scheme that combines nano-photonics and nano-fluidics on a single platform using freestanding photonic crystals. The sensor with 510 nm/RIU sensitivity can lead to enhanced analyte delivery to the sensor surface. $5V.tBN Gain Statistics of a Fiber Optical Parametric Amplifier with a Temporally Incoherent Pump, Yiqing Xu, Stuart G. Murdoch; Physics Dept., Univ. of Auckland, New Zealand. We present an experimental investigation into the statistics of the gain fluctuations of a fiber optical parametric amplifier pumped with a temporally-incoherent pump. These statistics are shown to be a strong function of signal detuning. $5V/tBN Label-Free Measurement of DNA Oligomer Binding Using a Highly-Sensitive Photonic Crystal Biosensor, Yunbo Guo1,2, Jing Yong Ye3, Thommey P. Thomas2, James R. Baker2, Theodore B. Norris1,2; 1Ctr. for Ultrafast Optical Science, Univ. of Michigan, USA, 2Michigan Nanotechnology Inst. for Medicine and Biological Sciences, Univ. of Michigan, USA, 3Dept. of Biomedical Engineering, Univ. of Texas at San Antonio, USA. With a highly sensitive one dimensional photonic crystal biosensor, we have demonstrated quantitative real-time label-free detection of DNA oligomers, including binding to protein, concentration detection limits, and base-mismatched hybridization. $5V,tBN Development of an 10-14 Ultra High Contrast Laser System Using High Energy XPW Filtering Scheme, Pierre-Mary E. Paul1, Lorenzo Canova2; 1 Amplitude Technologies, France, 2Lab d’Optique Appliquée, France. We have developed a 4 mJ, 60 nm bandwidth and 10-14 contrast Laser system. We used the most energetic 1mJ-XPW signal ever produced to seed a standard CPA Laser. $5V-tBN Strong Optomechanical Coupling in Slot-Type Photonic Crystal Cavities: Theory, Ying Li, Jie Gao, Shakthi Nellaiappan, Chee Wei Wong; Columbia Univ., USA. We demonstrate a strong optomechanical coupling in a high-quality-factor air-slot mode-gap photonic crystal cavity with ultrasmall mode volume, with a coupling length L~2.9μm. Optomechanical coupling lengths with different slot gaps and lengths are also compared. $5V.tBN A Novel Method of Pump and Idler Signal Generation for Non-Degenerate FWM Based Phase Sensitive Amplification, Stylianos Sygletos1, Ruwan Weerasuriya1, Selwan Ibrahim1, Fatima Gunning1, Andrew Ellis1, Richard Phelan2, James O’Gorman2, John O’Carroll2, Brian Kelly2; 1Tyndall Natl. Inst., Univ. College Cork, Ireland, 2Eblana Photonics, Ireland. We experimentally demonstrate a novel scheme for generating pump and idler optical waves phase aligned to an input signal carrier for phase sensitive amplifiers. $5V/tBN Fluorescence Microscopy on a 2-D Photonic Crystal Transparent in the Visible, Alejandro Yacomotti1, Laura C. Estrada2, Oscar E. Martinez2, Maia Brunstein1, Luc Le-Gratiet1, Sophie Bouchoule1, Anne Talneau1, Isabelle Sagnes1,2, Ariel Levenson1; 1Lab de Photonique et de Nanostructures (CNRS UPR 20), France, 2Quantum Electronics Lab, Argentina. We report on dye fluorescence enhancement (10-fold) with high spatial confinement (100nm-deep, 1µm-wide) on a photonic crystal (PhC) through resonant excitation of photonic modes. These features make the PhC an excellent substrate for fluorescence microscopy. $5V,tQN Large Area High Efficiency Broad Bandwidth 800 nm Dielectric Gratings for High Energy Laser Pulse Compression, Dale H. Martz1, Hoang T. Nguyen2, Dinesh Patel1, Jerry A. Britten2, Dave Alessi1, Erik Krous1, Yong Wang1, Miguel Larotonda1, Jason George3, Brian Knollenberg3, Brad M. Luther1, Jorge J. Rocca1, Carmen S. Menoni1; 1 Colorado State Univeristy, USA, 2Lawrence Livermore Natl. Lab, USA, 3Veeco Process Equipment Inc., USA. We have demonstrated broad bandwidth large area (229 mm x 114 mm) multilayer dielectric diffraction gratings for the efficient compression of high energy 800 nm laser pulses at high average power. $5V-tQN Transverse and Longitudinal Optical Forces of Self-Alignment in Waveguides, Amit Mizrahi, Kazuhiro Ikeda, Fabio Bonomelli, Liang Feng, Vitaliy Lomakin, Yeshaiahu Fainman; Univ. of California at San Diego, USA. We demonstrate novel transverse and longitudinal optical forces that facilitate self-alignment between two parts of a waveguide broken by an offset and a gap. We analyze two-dimensional configurations and extend the discussion to three-dimensional systems. $5V.tQN Fiber Length Optimization in a Dispersion Compensated Fiber Optical Parametric Oscillator, Chenji Gu1, Jay Sharping1, Huifeng Wei2, Weijun Tong2; 1Univ. of California at Merced, USA, 2 Yangtze Optical Fibre and Cable Co. Ltd., China. Sub-50 fs pulses with linear chirp at 969.4nm are generated using a synchronously-pumped fiber optical parametric oscillator where the suitable fiber length is chosen to compensate the dispersion from optical components inside of the cavity. $5V/tQN High-resolution, Multi-wavelength Fluorescent DNA Analysis in an Optofluidic Chip, Chaitanya Dongre1, Jasper van Weerd2, Geert A. J. Besselink3, Rebeca Martinez Vazquez4, Roberto Osellame4, Giulio Cerullo4, Rob van Weeghel2, Hans H. van den Vlekkert3, Hugo J. W. M. Hoekstra1, Markus Pollnau 1; 1Integrated Optical MicroSystems, MESA+ Inst. for Nanotechnology, Univ. of Twente, Netherlands, 2Zebra Bioscience BV, Netherlands, 3 LioniX BV, Netherlands, 4Inst. di Fotonica e Nanotecnologie del CNR, Dept. di Fisica, Politecnico di Milano, Italy. Implementing capillary electrophoresis with high base-pair resolution and integrated multi-wavelength excitation in an optofluidic chip, we separate simultaneously sets of end-labeled DNA fragments from independent human genomic segments, relevant for diagnosing breast cancer and anemia. BNoQN .BSLFU'PDVT1IPUPOJDTGPS&OFSHZ* San Jose McEnery Convention Center, Exhibit Hall 2 QNoQN -VODI#SFBL(concessions available on exhibit floor) 98 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 CLEO 2&-4 $5V0t1IPUPOJD$SZTUBM/PWFM 8BWFHVJEF-BTFST$POUJOVFE $5V1t$-&04ZNQPTJVN PO/PWFM0QUJDBM'JCFST #JPDIFNJDBMBOE#JPNFEJDBM "QQMJDBUJPOT$POUJOVFE 25V$tBN Solitons in Two-Dimensional Binary Superlattices, Matthias Heinrich1, Yarsolav V. Kartashov2, Lourdes P. R. Ramirez1, Alexander Szameit3, Felix Dreisow1, Robert Keil1, Stefan Nolte1, Andreas Tünnermann1, Victor A. Vysloukh2, Lluis Torner2; 1 Friedrich-Schiller-Univ. Jena, Germany, 2Univ. Politecnica de Catalunya, Spain, 3Technion - Israel Inst. of Technology, Israel. We report on soliton formation in laserwritten two-dimensional binary waveguide lattices. Even for small index contrasts between the sublattices, soliton intensity profiles and power thresholds strongly depend on whether “deep” or “shallow” channels are excited. $5V0tBN Flexible Photonic Crystal Defect Lasers on a Polydimethylsiloxane Polymer Substrate, Kung Shu Hsu1, Yi-Chun Yang2, Yao-Ying Tsai3, MinHsiung Shih2, Meng-Chyi Wu4; 1Dept. of Photonics, Natl. Chiao-Tung Univ., Taiwan, R.O.C, Taiwan, 2 Res. Ctr. for Applied Sciences (RCAS), Academia Sinica, Taiwan, 3Dept. of Electrical Engineering, Natl. Tsing-Hua Univ., Taiwan, 4Dept. of Electrical Engineering, Natl. Tsing-Hua Univ., Taiwan. We demonstrated a flexible photonic crystal defect laser on a polydimethylsiloxane (PDMS) polymer substrate. The curvature dependences of lasing power and threshold were also characterized by bending the photonic crystal cavity at different bending curvatures. $5V1tBN Invited Holographically Encoded Microparticles: A Flexible Multiplex Platform for Bioassay Applications, J. A. Moon, M. S. Bowen, J. F. Pinto; Illumina, Inc., USA. Glass filaments containing digital holographic codes are ideal substrates for multiplexed bioreactions. We describe a multiplex assay platform that provides for many hundreds of unique probes in a single well of a standard 96-well microplate. 25V$tBN Interacting Solitons in a High Index Glass, Alessia Pasquazi1, Elena D’Asaro2,3, Shirin HeidariBateni2, Salvatore Stivala3, Gaetano Assanto2; 1Univ. du Québec, Canada, 2Univ. Roma Tre, Italy, 3Univ. of Palermo, Italy. We investigate the interaction of two coherent 2-D+1 solitary beams in a high index glass. $5V0tBN Anti-Guided Bragg Reflection Waveguide Diode Lasers, Bhavin J. Bijlani, Amr S. Helmy; Univ. of Toronto, Canada. A novel edge-emitting Bragg reflection waveguide laser with a low index core is demonstrated. Single transverse mode operation is observed with typical thresholds below 250 A/cm2 and propagation losses of 11.4 cm-1. 25V$tQN Experimental Investigation of Slow Oscillations of Dispersion-Managed Solitons, Haldor Hartwig, Fedor Mitschke; Univ. Rostock, Germany. Slow oscillations of dispersion-managed solitons have been predicted in theory. We confirm their existence in the experiment by measuring spectral width variations. Results are compared to numerical simulations; detailed agreement is achieved. $5V0tQN Electrically Pumped Supermode Si/InGaAsP Hybrid Lasers, Xiankai Sun1, Michael J. Shearn1, Avi Zadok1,2, Marina S. Leite1, Scott T. Steger1, Harry A. Atwater1, Axel Scherer1, Amnon Yariv1; 1 Caltech, USA, 2Bar-Ilan Univ., Israel. Supermode Si/InGaAsP hybrid lasers with a varying-width Si waveguide have been fabricated and shown to be superior to those lasers with a uniform-width Si waveguide. Edge emission images demonstrate mode evolution. $5V1tQN Distributed Light Sensing with Convex Potential Fibers, Fabien Sorin, Guillaume Lestoquoy, Sylvain Danto, John D. Joannopoulos, Yoel Fink; MIT, USA. We report on a photoconductive fiber that supports decaying and convex electrical potential profiles capable of localizing a point of illumination, and propose a scheme to perform distributed optical sensing. Tuesday, May 18 25V$t4QBUJBMBOE5FNQPSBM 4PMJUPOT$POUJOVFE BNoQN .BSLFU'PDVT1IPUPOJDTGPS&OFSHZ* San Jose McEnery Convention Center, Exhibit Hall 2 QNoQN -VODI#SFBL(concessions available on exhibit floor) $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 99 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 Tuesday, May 18 CLEO 2&-4 $5V2t5)[8BWFHVJEFT Continued $5V3t0SHBOJD0QUJDBM .BUFSJBMT$POUJOVFE $5V4t1SFDJTJPO 4QFDUSPTDPQZ$POUJOVFE 25V%t2&-44ZNQPTJVN PO/BOPQIPUPOJDT BOE.FUBNBUFSJBMT* .FUBNBUFSJBMT$POUJOVFE $5V2tBN Dielectric-Lined Metallic Waveguides: Mode Structure and Dispersion at THz Frequencies, Oleg Mitrofanov1, James A. Harrington2; 1Univ. College London, UK, 2Rutgers Univ., USA. We demonstrate low-dispersion and low-loss THz pulse propagation in dielectric-lined metallic waveguides. Waveguide modes are visualized using THz near-field imaging. Experimental dispersion characteristics and analytical approximations for the propagation constants will be presented. $5V3tBN Effective Generation of Triplet States and Singlet Oxygen by Sulfur-Containing Squaraines: Experimental and Theoretical Study, Davorin Peceli1, Andriy O. Gerasov2,3, Scott Webster1, Honghua Hu1, Lazaro Padilha1, Volodymyr V. Kurdyukov2, Yuriy L. Slominsky2, Oleksandr O. Viniychuk2, Alexey D. Kachkovski2, Artëm E. Masunov3, Olga V. Przhonska1,4, David J. Hagan1, Eric W. Van Stryland1; 1CREOL, College of Optics and Photonics, Univ. of Central Florida, USA, 2Inst. of Organic Chemistry, Natl. Acad. of Sciences, Ukraine, 3NanoScience Technology Ctr., Univ. of Central Florida, USA, 4Inst. of Physics, Natl. Acad. of Sciences, Ukraine. Efficiency of singlet oxygen generation is investigated for a series of new sulfur-containing squaraines molecules. Experimental results, in agreement with quantum calculations, show both large triplet quantum yield and quantum yield of singlet oxygen generation. $5V4tBN Large Core Acetylene-Filled Photonic Microcells Made by Tapering the Hollow-Core Fiber, Natalie V. Wheeler, Michael D. W. Grogan, Philip S. Light, Francois Couny, Timothy A. Birks, Fetah Benabid; Univ. of Bath, UK. We fabricated low insertion loss and large core (40 - 70 µm) kagomé lattice acetylene-filled photonic microcells by tapering the large outer diameter kagomé fibers and splicing their reduced ends to a single mode fiber. 25V%tBN Fano Resonances in High-Tc Superconducting Metamaterials, Vassili A. Fedotov1, Jinhui Shi1, Anagnostis Tsiatmas1, Peter de Groot1, Yifang Chen2, Nikolay Zheludev1; 1Univ. of Southampton, UK, 2 Rutherford Appleton Lab, UK. We demonstrate a millimeter-wave range metamaterial fabricated from cuprate superconductor. Two complementary metamaterial structures have been studied, which exhibit Fano resonances emerging from the collective excitation of interacting magnetic and electric dipole modes. $5V2tBN Terahertz Resonance Splitting via Mutual Coupling between Parallel-Plate Waveguide Cavities, Victoria Astley, Rajind Mendis, Daniel Mittleman; Rice Univ., USA. The inclusion of multiple resonant cavities in a terahertz TE1-mode parallel-plate waveguide induces splitting of the fundamental resonance due to coupling between the cavities. The resulting features have a higher Q-value than the original resonance. $5V3tBN New Organic Nonlinear Optical Crystal BDAS-TP for Terahertz Applications, Masashi Yoshimura1, Takeshi Matsukawa1, Yoshiaki Takemoto1, Kei Takeya1, Yoshinori Takahashi1, Hirohito Umezawa2, Shuji Okada3, Masayoshi Tonouchi1, Yasuo Kitaoka 1, Yusuke Mori 1; 1Osaka Univ., Japan, 2FNCT, Japan, 3Yamagata Univ., Japan. Bis[4-dimethylamino-N-methyl-4-stilbazolium] terephthanate (BDAS-TP) was newly designed as an organic nonlinear optical material. Broadband terahertz pulses have been generated in the single crystal by optical rectification of 70 fs pulses from Er-doped fiber laser. $5V4tBN Precision Spectroscopy of Atomic Mercury in the Deep Ultraviolet Based on Fourth-Harmonic Generation from an Optically Pumped ExternalCavity Semiconductor Laser, Justin Paul, Yushi Kaneda, Tsuei-Lian Wang, Christian Lytle, Jerome V. Moloney, Jason Jones; College of Optical Sciences, Univ. of Arizona, USA. We demonstrate tunable single-frequency operation and precision spectroscopy of the 61S0-63P1 mercury transition (254 nm) utilizing fourth-harmonic generation of an optically pumped external-cavity semiconductor laser. We furthermore characterize the intrinsically narrow linewidth of the source. 25V%tBN Carbon Nanotubes in a Photonic Metamaterial: Giant Ultrafast Nonlinearity through PlasmonExciton Coupling, Andrey E. Nikolaenko 1, Francesco De Angelis2, Stuart A. Boden3, Nikitas Papasimakis1, Peter Ashburn3, Enzo Di Fabrizio2, Nikolay I. Zheludev1; 1Optoelectronics Res. Ctr., Univ. of Southampton, UK, 2Italian Inst. of Technology and and the Univ. of Magna Graecia, Italy, 3 School of Electronics and Computer Science, Univ. of Southampton, UK. We demonstrate that a combination of carbon nanotubes with metamaterial offers a new paradigm for the development of a media with exceptionally strong ultrafast nearinfrared nonlinear optical response which can be controlled by metamaterial design. $5V2tQN A Terahertz Two-Wire Waveguide with Low Bending Loss, Marx K. Mbonye, Rajind Mendis, Daniel M. Mittleman; Rice Univ., USA. We experimentally and numerically study the propagation of terahertz radiation on a two-wire waveguide. We find that this structure exhibits much lower bending losses than a single wire waveguide. $5V3tQN Ultrafast Integrated Optical Switching Based on the Protein Bacteriorhodosin, László Fábián1, Márk Merő2, Zsuzsanna Heiner1,3, Miklós Kiss3, Károly Osvay3, András Dér1; 1Inst. of Biophysics, Hungary, 2HAS Res. Group of Laser Physics, Hungary, 3Dept. of Optics and Quantum Electronics, Univ. of Szeged, Hungary. The feasibility of a picosecond photonic switch based on light-induced reaction of the chromoprotein bacteriorhodopsin has been experimentally studied. A possible future utilization of this switch could support an all-optical data transfer at Tbit/s rate. $5V4tQN Auto-Stabilization of Ring Lasers Based on Whispering Gallery Mode Resonators, Benjamin Sprenger, Harald G. L. Schwefel, L. J. Wang; MaxPlanck-Inst. for the Science of Light, Germany. We present a stabilized ring laser using a whispering gallery mode resonator. Experiments using microspheres with quality (Q) factors of 108 show lasing linewidths down to 170 kHz, limited by the resolution of the measurement. 25V%tQN Extreme Tuning of Microphotonic Structures Using Optical Forces, Gustavo S. Wiederhecker, Sasikanth Manipatruni, Sunwoo Lee, Michal Lipson; Cornell Univ., USA. We show evidence of extreme tuning of micro-photonic resonances (31.4 nm) using optical gradient forces. We estimate the static mechanical displacements to be as large as 60 nm using mW level optical powers. BNoQN .BSLFU'PDVT1IPUPOJDTGPS&OFSHZ* San Jose McEnery Convention Center, Exhibit Hall 2 QNoQN -VODI#SFBL(concessions available on exhibit floor) 100 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 3PPN## 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO +0*/5 $5V5t/POMJOFBS&GGFDUTJO 1IPUPOJD$SZTUBM'JCFST Continued $5V6t8BWFHVJEFTBOE .JDSPMBTFST$POUJOVFE +5V$tBN Self-Organized Nonadiabatic Optical NearField Assisted Sputtering for Repairing Surface Scratches on Al2O3 Ceramic Substrate, Wataru Nomura1, Takashi Yatsui1, Yoshihata Yanase2, Kenji Suzuki2, Mitsuhiro Fujita2, Atsushi Kamata2, Makoto Naruse3,1, Motoichi Ohtsu1; 1Univ. of Tokyo, Japan, 2Covalent Materials Corp., Japan, 3NICT, Japan. The scratches on the surface of Al2O3 ceramics were repaired by optical near-field assisted sputtering with laser irradiation of 473-nm wavelength in a self-organized manner. Their average depth decreased from 3.2 nm to 0.79 nm. $5V5tBN Brillouin Scattering Property in Highly Nonlinear Photonic Crystal Fiber with Hybrid-Core Structure, Weiwen Zou, Zuyuan He, Kazuo Hotate; Univ. of Tokyo, Japan. Five Brillouin resonance peaks in two groups with monotonicallyincreased linear dispersion characteristics are experimentally observed in highly-nonlinear photonic crystal fiber with hybrid-core structure. The acousto-optic overlapping-efficiency (~50%) is verified. Temperature and strain dependences are studied. $5V6tBN Ultrafast Laser Inscribed Tm3+:Germanate Glass Waveguide Laser at 1.9 μm, Flavio Fusari1, Robert R. Thomson2, Gin Jose3, Fiona M. Bain1, Alexander A. Lagatsky1, Nicholas D. Psaila2, Ajoy K. Kar2, Animesh Jha3, Wilson Sibbett1, Christian T. A. Brown1; 1J.F.Allen School of Physics and Astronomy, Univ. of St. Andrews, UK, 2 School of Engineering and Physical Sciences, Heriot-Watt Univ., UK, 3 Inst. of Material Res., Univ. of Leeds, UK. We report guiding, lasing action and performance characterization at around 1.9 μm from an ultrafast laser inscribed channel waveguide in a Tm3+-doped fluorogermanate glass. +5V$tBN Laser-Assisted Chemical Vapor Deposition of Silicon Nano-Layers in Air-Hole Microstructure Fibers, Di Xu1, Tong Chen1, Kevin P. Chen1, Hao Wang2, Yongfeng Lu2, Yuankun Lin3; 1Dept. of Electrical and Computer Engineering, Univ. of Pittsburgh, USA, 2Dept. of Electrical Engineering, Univ. of Nebraska at Lincoln, USA, 3Dept. of Physics and Geology, Univ. of Texas-Pan American, USA. This paper presents a laser-assisted chemical vapor deposition of silicon thin film and silicon thin film long-period gratings inside a two-hole fiber and photonic crystal fiber with hollow cores. $5V5tBN Chalcogenide Microporous Fibers for Nonlinear Applications in Mid-Infrared, Bora Ung, Maksim Skorobogatiy; École Polytechnique de Montréal, Canada. A new type of microstructured fiber for mid-IR is introduced. The chalcogenide microporous fiber allows extensive dispersion engineering that enables red-shifting the zero-dispersion point in the vicinity of CO2 laser lines and ultra-flat dispersion windows. $5V6tBN Continuous-Wave Solid-State Polymer Laser, Christos Grivas1,2, Jing Yang1, Mart B. J. Diemeer1, Alfred Driessen1, Markus Pollnau1; 1Integrated Optical Micro Systems, MESA+ Inst. for Nanotechnology, Univ. of Twente, Netherlands, 2Optoelectronics Res. Ctr., Univ. of Southampton, UK. Stable, continuous-wave laser emission near 1060 nm for a period of at least 2 h was demonstrated in polymer channel waveguides doped with a Ndcomplex. Lasing was also achieved on the 878-nm, quasi-three-level transition. +5V$tQN Rapid Fabrication of Silver Nanowires through Photoreduction from Silver Nitrite in Anodic Aluminum Oxide Template, Yu-Hsuan Lin, KunTso Chen, Jeng-Rong Ho; Dept. of Mecanical Engineering, Natl. Chung Cheng Univ., Taiwan. This study reports on a new photoreduction approach for growing dense and continuous silver nanowires from an anodic aluminum oxide (AAO) template. $5V5tQN Efficient Generation of Broad Raman Sidebands in a Kagome-Lattice-Type Photonic Crystal Fiber, Masayuki Katsuragawa1, Kanaka Raju Pandiri1, Kentaro Shiraga1, Hiroshi Aoki1, Fetah Benabid2, Francois Couny2, YingYing Wang2; 1Univ. of Electro-Communications, Japan, 2Univ. of Bath, UK. We report on the first generation of broad Raman sidebands by employing room-temperature adiabatic Raman excitation in a parahydrogen filled kagome-lattice-type hollow-core photoniccrystal-fiber. The sidebands span over 160 THz with ultra-low pump laser power. $5V6tQN Multi-Watt Operation of a Nd:YVO4 Microchip Laser Incorporating a Synthetic Diamond Heat Spreader, Rolf B. Birch, Patricia Millar, Alan J. Kemp, David Burns; Inst. of Photonics, Univ. of Strathclyde, UK. Output powers in excess of 2W are reported for a microchip laser including diamond. These compare to 0.3W without diamond for the same configuration. Approaches to simultaneously scaling of brightness are discussed. Tuesday, May 18 +5V$t"QQMJDBUJPOTPG-BTFS .BDIJOJOHBOE%FQPTJUJPO Continued BNoQN .BSLFU'PDVT1IPUPOJDTGPS&OFSHZ* San Jose McEnery Convention Center, Exhibit Hall 2 QNoQN -VODI#SFBL(concessions available on exhibit floor) $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 101 &YIJCJU)BMM +0*/5 1:00 p.m.–2:30 p.m. +5V%t+PJOU$-&02&-41PTUFS4FTTJPO* 2&-4/POMJOFBS0QUJDTBOE /PWFM1IFOPNFOB +5V% Paper Withdrawn +5V% Direct Measurement of Electron Loss Rate in Air, Arthur Dogariu, Mikhail N. Shneider, Richard B. Miles; Princeton Univ., USA. We present direct local measurements of electron attachment and recombination rates in atmospheric air. Using a microwave scattering based resonantly enhanced multi-photon ionization scheme we monitor the electron density dynamics with nanosecond resolution. Tuesday, May 18 +5V% Cascaded Third Harmonic Generation in Random Media, Wenji Wang1,2, Vito Roppo1,3, Ksawery Kalinowski1, Dragomir N. Neshev1, Crina Cojocaru3, Jose Trull3, Ramon Vilaseca3, Kestutis Staliunas3, Wieslaw Z. Krolikowski1, Yuri Kivshar1; 1 Australian Natl. Univ., Australia, 2Nankai Univ., China, 3Univ. Politecnica de Catalunya, Spain. We study nonlinear frequency generation in media with random ferroelectric domain structure. We show that randomness enables one to realize broadband third harmonic generation via cascading of two second order quasi-phase matched nonlinear processes. +5V% Competition between a cw Laser and a Frequency Comb Interacting with a Rb Vapor, Marco Polo, Carlos A. C. Bosco, Lucio H. Acioli, Daniel Felinto, Sandra S. Vianna; Dept. de Física, Univ. Federal de PernambucoBrazil, Brazil. We investigate the transmission of a cw laser interacting with rubidium vapor and a frequency comb. The results reveal various regimes of competition and the importance of optical pumping and power broadening of the lasers. +5V% Bistability and Nonreciprocity in Nonlinear Disordered Media, Ilya V. Shadrivov1, Konstantin Y. Bliokh2, Yuri P. Bliokh3, Valentin Freilikher4, Yuri S. Kivshar1; 1Australian Natl. Univ., Australia, 2 Natl. Univ. of Ireland, Ireland, 3Technion-Israel Inst. of Technology, Israel, 4Bar-Ilan Univ., Israel. We study wave transmission through nonlinear random medium and predict novel effect resulting from an interplay of nonlinearity and disorder. We reveal that nonlinearity leads to bistable and nonreciprocal transmission properties of the localized modes. +5V% Nonlinear Transmission, Scattering and Optical Limiting Studies of Graphene Dispersions, Jun Wang, Mustafa Lotya, Yenny Hernandez, Jonathan Coleman, Werner Blau; Trinity College Dublin, Ireland. The unoxidized, defect-free graphene dispersions exhibit broadband optical limiting at 532nm and 1064nm. Nonlinear scattering, originated from the thermally induced solvent bubbles and microplasmas, is responsible for this nonlinear behaviour. 102 +5V% Slow Light Birefringence in Liquid Crystal Light Valves, Stefania Residori1, Umberto Bortolozzo1, Jean-Pierre Huignard2; 1INLN, Univ. de Nice-Sophia Antipolis, CNRS, France, 2Thales Res. and Technology, France. By performing two-beam coupling experiments in a liquid crystal lightvalve, we show that when slow-light occurs in anisotropic media a large difference of the group index result for orthogonal polarization states of the input pulse. +5V% Controlling Cascade Third-Order and FifthOrder Nonlinear Optical Processes via Atomic Coherence, Huaibin Zheng, Jing Zhang, Min Xiao; Univ. of Arkansas, USA. We experimentally investigate the effects of cascade third-order and fifth-order nonlinear optical processes in a fourlevel atomic system. The relative strengths of these high-order nonlinear optical processes can be manipulated by controlling the atomic coherence. +5V% Photonic Topological Crystals: Transport, Curvature, and Geometric Potential, Alexander Szameit1, Felix Dreisow2, Matthias Heinrich2, Robert Keil2, Stefan Nolte2, Andreas Tünnermann2, Stefano Longhi3; 1Physics Dept. and Solid State Inst., Technion-Israel Inst. of Technology, Israel, 2Inst. of Applied Physics, Friedrich-Schiller-Univ., Germany, 3 Dept. di Fisica and Inst. di Fotonica e Nanotecnologie del Consiglio Nazionale delle Ricerche (CNR), Politecnico di Milano, Italy. We report on the first experimental realization of topological crystals, solely formed by a geometric potential of an undulated slab waveguide. Transport mechanisms like Bloch oscillations and Zener tunneling are demonstrated. +5V% Controllable Band-Gap Structure and Mini-Gap Solitons in Two-Dimensional Photonic Superlattices, Xuetao Gan1, Sheng Liu1, Peng Zhang2, Jianlin Zhao1; 1School of Science, Northwestern Polytechnical Univ., China, 2Dept. of Physics and Astronomy, San Francisco State Univ., USA. We report on the controllable band-gap structure and nonlinear localized states of light in two-dimensional photonic superlattices. Bright gap solitons and vortex solitons residing in an additional mini-gap due to the extra periodicity are presented. +5V% Self-Organization of Second Order NLO Activity in Chromophore-Doped (cyano phenylene sulfide) Polymers, Atsushi Sugita, Masashi Morimoto, Yuhki Ishida, Nobuyuki Mase, Shigeru Tasaka; Shizuoka Univ., Japan. We report second order NLO activity in chromophore-doped poly (cyano phenylene sulfide), transparent ferroelectric polymer, induced without conventional poling procedure. Non-centrosymmetric structures were self-organized just by sandwiching pair of electrodes with different surface energies. +5V% Enhanced Coherence of Weakly Coupled Lasers due to Amplitude Nonlinear Dynamics., Micha Nixon, Moti Fridman, Nir Davidson, Asher A. Friesem; Weizmann Inst. of Science, Israel. A theoretical model characterizing the coherence and phase properties of two weakly coupled lasers is presented. Our calculations show how amplitude dynamics of non-phase locked lasers may enhance coherence by nearly an order of magnitude. +5V% Broadly Tunable Narrowband Pump Pulses for Femtosecond Stimulated Raman Spectroscopy, Tullio Scopigno1, Michela Badioli1, Daniele Brida2, Sofia Maria Kapetanaki 1, Marco Marangoni 2, Emanuele Pontecorvo1, Alessia Quatela1, Giulio Cerullo2; 1Dept. di Fisica, Universita’ Roma “Sapienza”, Italy, 2Lab for Ultrafast and Ultraintense Optical Science – INFM-CNR, Dept. di Fisica, Politecnico di Milano, Italy. Using spectral compression by second-harmonic generation we generate pulses with 10÷15 cm-1 linewidth, multi-µJ energy and broad tunability from 330 to 510 nm. This source is ideally suited as Raman pump for Stimulated Raman Scattering. +5V% Photonic Analogue of Zitterbewegung and Klein Tunneling in Optical Superlattices, Stefano Longhi; Politecnico di Milano, Italy. Optical analogues of Klein tunneling and Zitterbewegung for relativistic Dirac electrons are proposed for spatial beam propagation in binary waveguide superlattices. $-&0-BTFS1SPDFTTJOHPG .BUFSJBMT'VOEBNFOUBMTBOE "QQMJDBUJPOT +5V% Surface Texturing of Dental Implant Surfaces with an Ultrafast Fiber Laser, Bulent Oktem1, Hamit Kalaycioglu1, Mutlu Erdoğan1, Seydi Yavaş1, Pranab Mukhopadhyay1, Uygar H. Tazebay1, Yasar Aykaç2, Koray Eken3, F. Ömer Ilday1; 1Bilkent Univ., Turkey, 2Ankara Univ., Turkey, 3FiberLAST, Ltd., Turkey. Controlled modification of implant surfaces using femtosecond, picosecond and nanosecond pulses from all-fiber-integrated lasers is demonstrated. Picosecond and femtosecond pulses offer superior control over the surface texture. Cell attachment to laser textured surfaces is discussed. +5V% Fabrication of Gold-Platinum Nanoparticles by Intense, Femtosecond Laser Irradiation of Aqueous Solution, Takahiro Nakamura, Yuliati Herbani, Shunichi Sato; Tohoku Univ., Japan. Goldplatinum alloy nanoparticles were fabricated by high-intensity femtosecond laser irradiation of mixed aqueous solutions of auric and platinum ions with different mixing ratios. +5V% Laser Assisted Microstructuring of Amorphous Silicon for Microelectronics, Mahadi Halim, Amin Abdolvand, Yongchang Fan, Saydulla Persheyev, Charles Main, Edik Rafailov, Mervyn Rose; Univ. of Dundee, UK. We present experimental and theoretical work on excimer laser microstructuring of hydrogenated amorphous silicon (a-Si:H) films on molybdenum coated glass substrates, in the form of sharp and conical poly-Si spikes, for electron field emission applications. +5V% Towards Fast Femtosecond Laser Micromachining of Glass, Effect of Deposited Energy, Sheeba Rajesh, Yves Bellouard; Eindhoven Univ. of Technology, Netherlands. We report on the effect of deposited energy for micro-machining of fused silica using femtosecond laser irradiation followed by chemical etching. +5V% Generation of Spatiotemporal Bessel-Gauss Beams, Michaël Dallaire, Caroline Fortin, Michel Piché, Nathalie McCarthy; Ctr. d’Optique, Photonique et Laser, Univ. Laval, Canada. Spatiotemporal Bessel-Gauss beams have been generated with a zero-dispersion pulse shaper that uses a reflective mask of annular shape. Such a setup acts as spacetime axicon. +5V% Characterization of Pump-Induced Refractive Index Changes Observed in Nd 3+ and Yb3+ Doped Laser Materials, Rémi Soulard1,2, R. Moncorgé1, J. L. Doualan1, O. L. Antipov3, O. N. Eremeykin3, A. Zinoviev3, E. V. Ivakin4, A. V. Sukhadolau4; 1Univ. de Caen, France, 2Thales Res. and Technology, France, 3Russian Acad. of Sciences, Russian Federation, 4Natl. Acad. of Sciences of Belarus, Belarus. The refractive index changes which can be induced in pumped Nd3+ and Yb3+ doped laser materials have been measured using two pump-probe techniques. Transient signal analysis allows to discriminate electronic and thermal contributions. +5V% Influence of Surfactant on Shape and Oxidation of Copper Nanoparticles, Ram Gopal, Raj Kumar Swarnkar, Subhash Chandra Singh; Univ. of Allahabad, India. Influence of surfactant on shape and oxidation of copper nanoparticles synthesized by pulsed laser ablation in aqueous medium has been studied. +5V% Laser Fabrication of 1-D Micro-Optical Components by Localized Vaporization and Bumping, Krystian L. Wlodarczyk, Howard J. Baker, Denis R. Hall; Heriot-Watt Univ., UK. A new approach for fabrication of sub-millimetre width cylindrical mirrors in fused silica by localized CO2 vaporization and bumping is presented. Formation of reversed bumps and their removal by annealing is investigated here. +5V% Femtosecond Laser Ablation Rates of Dielectric Materials: Experiments and Modeling, Jeppe Byskov-Nielsen1, Bjarke H. Christensen1,2, Dang Q. S. Le1, Mehrnaz N. Christensen1, Peter Balling1; 1 Aarhus Univ., Denmark, 2Danish Technological Inst., Denmark. Short-pulse laser ablation of dielectrics is modeled using multiple-rate equations for the electronic excitation combined with optical propagation. The model is compared to single-shot experiments on well-defined singlecrystal samples. $-&0-&%41IPUPWPMUBJDTBOE &OFSHZ&GGJDJFOUi(SFFOw 1IPUPOJDT +5V% Characterization of a-Plane Green Light-Emitting Diodes Using Nanorod Lateral Overgrowth, Shih-Chun Ling, Shih-Pang Chang, Tien-Chang Lu, Hao-Chung Kuo, Shing-Chung Wang; Natl. Chiao Tung Univ., Taiwan. We have demonstrated nanorod lateral overgrowth to reduce dislocation density in a-plane GaN. Subsequently, we grow green a-plane light-emitting diodes using nanorod lateral overgrowth. Output power of 0.5 mW was measured at 20 mA. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo &YIJCJU)BMM +0*/5 +5V%t+PJOU$-&02&-41PTUFS4FTTJPO*$POUJOVFE +5V% Optical Absorption Enhancement in Silicon Nanowire and Nanohole Arrays for Photovoltaic Application, Chenxi Lin, Michelle L. Povinelli; Ming Hsieh Dept. of Electrical Engineering, Univ. of Southern California, USA. We simulate the optical properties of silicon nanowire and nanohole arrays using the transfer matrix method. For optimized parameters, the structures are more absorptive than an optimal single-layer ARcoated thin film. +5V% Investigating Non-Radiative Energy Transfer in Quantum-Dot-Based White Light Emitting Diodes, Fan Zhang 1, Chunfeng Zhang 1, Jian Xu1, Min Joo Park2, Joon Seop Kwak2, Suzanne E. Mohney1; 1Penn Sate Univ., USA, 2Sunchon Natl. Univ., Republic of Korea. We fabricated an InGaN nanorod LED structure coupled with colloidal quantum-dot (QD) phosphors. Time-resolved photoluminescence measurements for nanorod structures with and without QD coating were performed to study the direct MQW-to-QD nonradiative energy transfer. +5V% Nanostructured Semipolar LEDs for Solid-State Lighting, H. C. Kuo, Taeil Jung, P.-C. Ku; Dept. of Electrical Engineering and Computer Science, Univ. of Michigan, USA. We analyzed the electrical characteristics of nanostructured semipolar InGaN light-emitting diodes and showed that they exhibited superior optical and electrical properties to the polar light-emitting diodes. A large scale fabrication strategy is proposed. +5V% Plasmonic Thin-Film Solar Cells, Ragip Pala, Justin White, Mark Brongersma; Stanford Univ./ Geballe Lab, USA. A combined computationalexperimental study optimizing plasmon-enhanced absorption in thin film solar cells presented. We investigate the effect of different geometries where 2-dimensional periodic-aperiodic arrays of metal nanostructures sit above or below the active material. +5V% Hole Shape Effect of Photonic Crystals on the Guided Resonance Modes in GaN-Based Ultra-Thin Film-Transferred Light-Emitting Diodes, Chun-Feng Lai1, C. H. Chao2, H. C. Kuo1, P. Yu1, W. Y. Yeh2; 1Natl. Chiao-Tung Univ., Taiwan, 2Industrial Technology Res. Inst., Taiwan. The guided resonance mode affected the different hole shapes of photonic crystals in GaN ultra-thin film-transferred light-emitting diodes. The ellipsehole PhC extracted a fewer modes than the regular PhC due to the lattice symmetry break. +5V% GaAs Nanowire/PEDOT:PSS Hybrid Solar Cells, Jiun-Jie Chao, Shu-Chia Shiu, Ching-Fuh Lin; Natl. Taiwan Univ., Taiwan. A new type of hybrid solar cells based on a heterojunction between PEDOT:PSS and vertically-aligned n-type GaAs nanowire arrays is investigated. Such solar cells exhibit a power conversion efficiency of 3.46 %. +5V% Simulation of Three-fold Symmetric Photonic Crystal (3PC) Structures on Top of GaN LEDs, Simeon Trieu 1, Xiaomin Jin 1, Chang Xiong 2, Xingxing Fu2, Xiangning Kang2, Guoyi Zhang2, Bei Zhang2; 1California polytechnic State Univ., USA, 2Peking Univ., China. A 3-fold symmetric photonic-crystal grating is simulated using improved FDTD-model. Transmission gratings are optimized. Then, the best cases are simulated in GaN-LED models. The maximum extraction efficiency improvement is 40x greater compared to conventional LEDs. $-&0'JCFS"NQMJGJFST-BTFST BOE%FWJDFT +5V% Hollow Core Fiber with an Octave Spanning Bandgap, Francesco Poletti; Optoelectronics Res. Ctr., Univ. of Southampton, UK. We demonstrate that amongst all known lattices, a triangular arrangement of interconnected resonators generates the widest possible out-of-plane bandgap. A photonic bandgap fiber with an octave spanning transmission range is presented for the first time. +5V% In situ Solution Doping Technique for Novel Geometry Rare-Earth Doped Fiber Fabrication, Andrew S. Webb, Alexander J. Boyland, Robert J. Standish, Dejiao Lin, Shaif-ul Alam, Jayanta K. Sahu; Optoelectronics Res. Ctr., Univ. of Southampton, UK. We report on the fabrication and characterization of an YDFL with a pedestal geometry fabricated using an in-situ solution doping process. The fiber has a unique non-stressed inner-cladding and exhibits good efficiency. +5V% High Power Fiber Amplifier for Advanced Virgo, Caroline Gréverie1, Alain Brillet1, Catherine Nary Man1, Walid Chaibi1, Jean Pierre Coulon1, Kristoff Feliksik2; 1Observatoire de la Côte d’Azur, France, 2 Nufern, USA. We present preliminary results to characterize a 100 W laser amplifier. These measurements (the laser frequency and power stability, the beam geometry) show that the system fits the future generation of gravitational waves antennas requirements. +5V% Low Repetition Rate High-Energy Fiber Oscillator, Dirk Mortag1, Christian Hapke1, Dieter Wandt1,2, Uwe Morgner1,2,3, Dietmar Kracht1,2, Jörg Neumann 1,2; 1Laser Zentrum Hannover e.V., Germany, 2Ctr. for Quantum-Engineering and Space-Time Res. - QUEST, Germany, 3Inst. für Quantenoptik, Leibniz Univ. Hannover, Germany. We report on a passively mode-locked normaldispersive fiber laser emitting pulses with a pulse energy of 41 nJ. The repetition rate of the oscillator was 2.09 MHz. The pulses could be dechirped to 1 ps. +5V% 24 nm Wavelength Tunable High Duty-Cycle, Self-Starting Figure-Eight Fiber Laser, Seong-sik Min, Simon Fleming; Univ. of Sydney, Australia. The operation of a 24nm wavelength tunable self-starting, passively harmonic modelocked, figure-eight laser is experimentally demonstrated. Stable pulses with near half duty-cycle are produced at repetition rates of up to 2.72GHz at 1550nm wavelength. +5V% Ultra-Short Cavity Distributed Bragg Reflector Er-Doped Fiber Laser for Temperature-Insensitive Bending Measurement, Weisheng Liu1,2, Tuan Guo1, Hongjun Wang1, Da Chen1, Chi-lun Allan Wong1, Hwa-Yaw Tam1, Chao Lu1, Sailing He2; 1 Hong Kong Polytechnic Univ., China, 2Zhejiang Univ., China. We introduce a bending sensor by measuring the beat frequency shift of a DBR fiber laser. The polarization beat frequency of the DBR laser exhibits high sensitivity to fiber bending while immune to temperature change. +5V% Enhancement of Transmission by Optimization of Crystal Structure of Silicon-Core Optical Fiber, Vladimir V. Velmiskin1, Nikolay N. Kononov2, Vasiliy V. Koltashev1, Elena B. Kryukova1, Liudmila D. Iskhakova1, Sergey V. Lavrischev1, Victor G. Plotnichenko1, Sergei L. Semjonov1, Evgeniy M. Dianov1; 1 Fiber Optics Res. Ctr., Russian Acad. of Sciences, Russian Federation, 2General Physics Inst., Russian Acad. of Sciences, Russian Federation. Silicon-core optical fibers were fabricated by the “rod-in-tube” method. Optical losses were reduced to the level of 11-12 dB/cm in a wavelength range of 1.5-6.7 μm owing to a post-drawing treatment similar to zone melting. Tuesday, May 18 +5V% Enhanced Surface Plasmon Coupling Effect with a Metal/SiO2/GaN Structure for Further Improving the Emission Efficiency of a LightEmitting Diode, Kun-Ching Shen, Cheng-Yen Chen, Yen-Cheng Lu, Che-Hao Liao, Chih-Yen Chen, Chieh Hsieh, C. C. Yang; Natl. Taiwan Univ., Taiwan. Further enhancement of the efficiency of an InGaN/GaN quantum well (QW) light-emitting diode (LED) through QW coupling with surface plasmons generated on Ag nano-gratings by inserting a SiO2 layer between semiconductor and metal is demonstrated. +5V% Internal Quantum Efficiency Measurement in InGaN/GaN UV LEDs with Patterned Sapphire Substrate by Photoluminescence and Electroluminescence Method, Chao-Hsun Wang, Ching-Hua Chiu, Chih-Chun Ke, Hao-Chung Kuo, Tien-Chang Lu, Shing-Chung Wang; Dept. of Photonic & Inst. of Electro-Optical Engineering, Taiwan. Internal quantum efficiency (IQE) of InGaN-based ultraviolet light emitting diodes (LED) grown on patterned sapphire substrate (PSS) and flat sapphire were measured by photoluminescence and electroluminescence methods. The IQE improvement of PSS LED is significant. +5V% Stable and Wavelength-Tunable High-Speed Short Pulse Generation from a Rational Harmonic Mode-Locked Short-Cavity Fiber Laser Using a Bismuth-Based Erbium-Doped Fiber and a Bismuth-Based Nonlinear Fiber, Yutaka Fukuchi, Joji Maeda; Tokyo Univ. of Science, Japan. We demonstrate a rational harmonic mode-locked short-cavity laser employing a bismuth-oxidebased erbium-doped fiber and a bismuth-oxidebased highly nonlinear fiber. Stable short pulses up to 40GHz are obtained over the wavelength tuning range covering the CL-band. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 103 &YIJCJU)BMM +0*/5 +5V%t+PJOU$-&02&-41PTUFS4FTTJPO*$POUJOVFE +5V% PbSe Quantum Dots Liquid-Core Fiber, Ali Hreibi1, Frédéric Gérôme1, Jean-Louis Auguste1, Quanqin Dai2, William W Yu2, Jean-Marc Blondy1; 1 Univ. de Limoges, France, 2Worcester Polytechnic Inst., USA. A liquid-core fiber has been experimentally investigated by inserting PbSe/toluene solution media in the hollow-core of a capillary waveguide. Upon pumping by a 532nm-CW laser, a good amplified stimulated emission in 1290nm band was obtained. Tuesday, May 18 +5V% Coexistence of Scalar Dissipative Solitons along Different Polarization Axes in a Highly Birefringent Fiber Laser with SESAM, Luming Zhao1, Dingyuan Tang1, Wu Xuan1, Han Zhang1, Hwa yaw Tam2; 1School of Electrical and Electronic Engineering, Nanyang Technological Univ., Singapore, 2Dept. of Electrical Engineering, Hong Kong Polytechnic Univ., Hung Hom, Hong Kong, China, Singapore. Coexistence of scalar dissipative solitons along the two orthogonally polarized directions of a fiber laser is observed. Due to the large cavity birefringence, the dissipative solitons along different polarization axes have different group velocities. +5V% Design Principle for Low Bending Losses in All-Solid Photonic Bandgap Fibers, Tadashi Murao, Kunimasa Saitoh, Koyuru Nagao, Masanori Koshiba; Graduate School of Information Science and Technology, Hokkaido Univ., Japan. The structural dependence of factors which mainly affect a bending loss property is theoretically investigated in all-solid photonic bandgap fibers. A design principle for realizing a low bending loss is successfully figured out. +5V% Timing Jitter Characteristics of Ultrashort Optical Pulse Generator Using Mach-ZehnderModulator-Based Flat Comb Generator, Isao Morohashi 1, Takahide Sakamoto 1, Hideyuki Sotobayashi1,2, Tetsuya Kawanishi1, Iwao Hosako1; 1 NICT, Japan, 2Aoyama Gakuin Univ., Japan. We report on timing jitter characteristics of ultrashort pulse trains generated by a Mach-Zehnder-modulator-based flat comb generator. By phase noise measurements, the rms timing jitter of our pulse generator was estimated to be 70 fs. +5V% 154 kHz, Ultra-Low Repetition Rate, HighEnergy Pulse, Polarization Maintaining, Erdoped Fiber Laser Using Single Wall Carbon Nanotube Polyimide Film, Yumiko Senoo 1, Norihiko Nishizawa 1, Youichi Sakakibara 2, Kazuhiko Sumimura1, Emiko Itoga2, Hiromichi Kataura2, Kazuyoshi Itoh1; 1Osaka Univ., Japan, 2 AIST, Japan. Long ring-cavity, all-polarization maintaining, Er-doped fiber laser using single wall carbon nanotube polyimide film was demonstrated. Output pulses with pulse energy of 0.7~2.6 nJ were obtained at ultra low repetition rate of 943~154 kHz. 104 +5V% Method and Algorithm for All-Fiber Coherent Combining through Refractive Index Control in Yb-Doped Fibers, Andrei Fotiadi1,2, Elena Preda1, Oleg Antipov3, Patrice Mégret1; 1Univ. of Mons, Belgium, 2Ioffe Physical-Technical Inst., Russian Acad. of Sciences, Russian Federation, 3Inst. of Applied Physics, Russian Acad. of Sciences, Russian Federation. We report all-fiber coherent combining technique utilizing refractive index control in Yb-doped fibers. Algorithm based on the two-level population inversion model is shown to support servo loop service suitable for combining of 50-100 fiber amplifiers. +5V% Study of SWCNT Diameter Influence on Mode-Locked Erbium-Doped Fiber Laser Performance, Henrique G. Rosa, Paulo G. Komninos, Eunézio A. de Souza; Mackenzie Univ., Brazil. We report a study about bandwidth maximization in Erbium-doped-Fiber-Laser Mode-locked by thin films incorporating Carbon-Nanotubes with 0.8 and 1.0 nm diameters. 5.7 nm maximum bandwidth were achieved with 1.0 nm CNT and 37% films transmittance. +5V% Generation of 63-nJ Pulses from a Fiber Oscillator Mode-Locked by Nanotubes, Daniel Popa, Zhipei Sun, Felice Torrisi, Tawfique Hasan, Fengqiu Wang, Andrea C. Ferrari; Univ. of Cambridge, UK. We mode-lock a fiber oscillator with cavity length of ~1500m using nanotubes, achieving 1.55ps pulses with pulse energy up to 63nJ at 134 KHz repetition rate. +5V% Formation, Sprinkling, Trapping and Annihilation of Pulses in Passively Mode-Locked Fiber Lasers with Modulated Noise, Alon Schwartz, Rafi Weill, Michael Katz, Alexander Bekker, Vladimir Smulakovsky, Baruch Fischer; Technion - Israel Inst. of Technology, Israel. Injection of modulated noise into mode-locked fiber lasers provides rich pulses formation and sprinkling effects with trapping and annihilation centers in the cavity. The lightning experiment demonstration is accompanied by statistical light-mode dynamics analysis. +5V% All-Fiber All-Normal Dispersion Laser with an in-Fiber Lyot Filter, Kıvanç Özgören, F. Ömer Ilday; Bilkent Univ., Turkey. We propose use of a short PM-fiber section as birefringent medium to construct an all-fiber Lyot filter, with bandwidth adjustable through the PM-fiber length. An allfiber all-normal-dispersion laser is demonstrated using standard components only. +5V% Second and Third Harmonics Generation in Tellurite Microstructured Fibers, Guanshi Qin, Meisong Liao, Chihiro Kito, Xin Yan, Takenobu Suzuki, Yasutake Ohishi; Toyota Technological Inst., Japan. We demonstrate the second and third harmonics generation in tellurite microstructured fibers pumped by a 1557 nm femtosecond fiber laser. +5V% Gain Enhancement in Hybrid Fiber Raman/ Parametric Amplifiers, S. H. Wang, P. K. A. Wai; Hong Kong Polytechnic Univ., Hong Kong. We proposed a hybrid fiber Raman/parametric amplifier which can have significant gain enhancement over that of a Raman-assisted fiber optical parametric amplifier using the same length of fiber, Raman and parametric pump powers. +5V% All-Fiber, Versatile Picosecond Time-Lens Light Source and Its Application to Cerenkov Radiation Generation in Higher Order Mode Fiber, Ke Wang, Jennifer H. Lee, Yitang Dai, Ji Cheng, Chris Xu; Cornell Univ., USA. We demonstrate an all-fiber, 2-ps, 1063-nm source using time-lens compression of a continuous-wave laser, with variable repetition rates, pulse sequence, and alternating pulse amplitude. We demonstrate Cerenkov radiation in a higher-order-mode fiber using the source. +5V% Bismuth-Oxide-Based Ytterbium-Doped Double-Clad Fiber, Seiki Ohara; Asahi Glass Co., Ltd., Japan. Ytterbium-doped bismuth-oxide-based double-clad fiber was fabricated. The absorbance of a core was 1430 dB/m. Fiber lasers were demonstrated with a resonator of a FBG and a splicing point with a high refractive index glass. +5V% A Film-Type Saturable Absorber with P3HTIncorporated Single-Wall Carbon Nanotubes Coated on Polyamide and Its Application to a Femtosecond Fiber Laser, Fumio Shohda1, Masataka Nakazawa1, Junji Mata2, Jun Tsukamoto2; 1 Res. Inst. of Electrical Communication, Tohoku Univ., Japan, 2Electronic and Imaging Materials Res. Labs, Toray Industries Inc., Japan. We report a film-type SWNT/P3HT (poly-3-hexylthiophene) saturable absorber coated on polyamide, in which the saturable absorption effect can be controlled with the number of films. A 113-fs, 42-MHz pulse was successfully generated with two films. +5V% Supercontinuum Generation in Tapered Fibres Embedded in Silica Aerogel, Matthew D. Rollings1, Michael D. W. Grogan1, Limin Xiao1, Richard England2, Tim A. Birks1, William J. Wadsworth1; 1 Dept. of Physics, Univ. of Bath, UK, 2Dept. of Chemical Engineering, Univ. of Bath, UK. We demonstrate spectral broadening in tapered optical fibres embedded in silica aerogel. The aerogel provides protection to the taper without noticeably affecting the refractive and dispersive properties or power handling. +5V% Effective Area Scaling of the Multifilament Fiber Core, Guillaume Canat1, Laurent Lombard1, Ron Spittel2, Sylvia Jetschke2, Pierre Bourdon1; 1ONERA, France, 2Inst. of Photonic Technology, Germany. Multifilament fiber core (MFC) design enables low NA fiber using high index materials. We study the scaling of MFC effective area using an effective step-index model. MFC fibers mixes step index and multicore fibers properties. +5V% An 88 fs Fiber Soliton Laser at 1.56 μm Using a Quantum Well Saturable Absorber with an Ultrafast Intersubband Transition, Fumio Shohda1, Masataka Nakazawa1, Ryoichi Akimoto2, Hiroshi Ishikawa2; 1Res. Inst. of Electrical Communication, Tohoku Univ., Japan, 2Network Photonics Res. Ctr., AIST, Japan. We report a 1.5 μm passively mode-locked fiber laser that uses an ultrafast intersubband transition (ISBT) in a quantum well as a saturable absorber. An 88 fs, 42 MHz soliton pulse was successfully generated. +5V% Asynchronous Rational Harmonic ModeLocked Er-Doped Fiber Soliton Laser, ChiaHao Chang1, Siao-Shan Jyu1, Wei- Wei Hsiang2, Yinchieh Lai1; 1Natl. Chiao Tung Univ., Taiwan, 2 Fu Jen Catholic Univ., Taiwan. An asynchronous rational harmonic mode-locked fiber laser is demonstrated. Through the asynchronous modelocking mechanism, the output pulse train has a wider optical spectrum and very uniform amplitudes with the un-wanted harmonic frequency components highly suppressed. +5V% High Quantum Efficiency of Nd 3+-Doped ZBLAN Glass under Sunlight Excitation, Takenobu Suzuki1, Hiroyuki Kawai1, Hiroyuki Nasu1, Mark Hughes1, Yasutake Ohishi1, Shitaro Mizuno2, Hiroshi Ito2, Kazuo Hasegawa2; 1Toyota Technological Inst., Japan, 2Toyota Central Res. and Development Labs Inc., Japan. The quantum efficiency of Nd3+-doped ZBLAN glass under sunlight excitation was measured as more than 70%, which would be due to the low loss in the VIS-UV region and phonon energy of the glass. +5V% All-Fiber Q-Switched Single-Frequency TmDoped Laser, Jihong Geng1, Qing Wang1, Jake Smith1, Tao Luo1, Farzin Amzajerdian2, Shibin Jiang1; 1AdValue Photonics Inc., USA, 2NASA Langley Res. Ctr., USA. We present an all-fiber Q-switched single-frequency laser oscillator operating in the eye-safe region at 1950nm, which is, to our best knowledge, the first demonstration of a Qswitched single-frequency fiber laser near 2μm. +5V% Micro- and Nanostructure Induced Birefringence in Phosphate Glass Fibers, Axel Schulzgen1,2, Li Li2, Xiushan Zhu2, Valery L. Temyanko2, Nasser Peyghambarian2; 1Univ. of Central Florida, USA, 2Univ. of Arizona, USA. We demonstrate that microstructures inside the cladding of phosphate fiber as well as sub-wavelength nanostructures inside the fiber core can introduce birefringence in phosphate glass fiber components. +5V% Stable Photonic Crystal Fiber Sensor for UltraHigh Temperature Measurements, Vittoria Finazzi1, Gianluca Coviello1, Joel Villatoro1, Valerio Pruneri1,2; 1ICFO, Spain, 2ICREA, Spain. We have developed a stable photonic crystal fiber sensor for ultra-high temperature measurements (up to 1000°C). We show that the sensor head needs a long thermal annealing to achieve a stable functionality level. +5V% Modes in Fiber Random Laser, Valentin Freilikher1, Yury Bliokh2, Noemi Lizárraga3, Elena Chaikina3, Eugenio Méndez3; 1Bar-Ilan Univ., Israel, 2 Technion-Israel Inst. of Technology, Israel, 3CICESE, Mexico. We present the results of the experimental and theoretical studies of the random laser based on an Er/Ge co-doped single-mode fiber with randomly spaced Bragg gratings. +5V% High-power Narrow-band Pulsed Tm-Doped Silica Fiber Lasers, Jianqiu Xu, Lin Xu, Yulong Tang; Shanghai Inst. of Optics and Fine Mechanics, Chinese Acad. of Sciences, China. Pulsed Tm-doped fiber lasers operated at 1940 nm are demonstrated with average power of 120W and emission bandwidth of 0.8 nm. The pulsed width is about 50 ns at repetition rate of 50 kHz. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo &YIJCJU)BMM +0*/5 +5V%t+PJOU$-&02&-41PTUFS4FTTJPO*$POUJOVFE +5V% Photodarkening Resistant Yb/Ce/Al Silica 980 nm Fiber Laser, Mikael Malmström1, Pär Jelger1, Magnus Engholm2, Fredrik Laurell1; 1Dept. of Applied Physics, Royal Inst. of Technology, Sweden, 2Fiber Optic Valley AB, Sweden. A linearly polarized fiber laser emitting at 979 nm with an output power of 2 W is presented. By using a photodarkening-resistant Yb/Ce/Al-codoped silica fiber, degradation-free operation is achieved over several hours. $-&0"QQMJDBUJPOTPG/POMJOFBS 0QUJDT +5V% 83% Net Efficiency in Generating 700 mW of cw Blue by IR Diode Laser Doubling with PPKTP, Koustubh S. Danekar, Ali Khademian, David Shiner; Univ. of North Texas, USA. We report on high efficiency resonant doubling using PPKTP, creating 700 mW of 486 nm output power using 840 mW of input power from an IR semiconductor laser. The overall conversion efficiency is 83%. +5V% Sellmeier and Thermo-Optic Dispersion Formulas for CsTiOAsO4, K. Kato1, N. Umemura1, T. Mikami1,2; 1Chitose Inst. of Science and Technology, Japan, 2Okamoto Optics Work, Inc., Japan. The high-accuracy Sellmeier equations for CsTiOAsO4 that reproduce correctly the type-2 SHG and SFG in the 0.4121-1.5915μm range and the 90° phase-matched OPO in the 0.7337-2.4793μm range are presented together with the thermo-optic dispersion formula. +5V% Broadband Coherent Anti-Stokes Raman Scattering Spectroscopy Using a Quasi-Supercontinuum Light Source, Kazuhiro Tada, Naoki Karasawa; Chitose Inst. of Science and Technology, Japan. Broadband coherent anti-Stokes Raman scattering spectroscopy was performed successfully for the first time using a quasi-supercontinuum light source in the wavelength range from 0.85 to 1.1 micrometer generated from a photonic crystal fiber. +5V% Continuously Tunable, High-Energy MidInfrared Optical-Parametric Oscillation by Angular Tuning of PPMgLN with Tilted QPM Structures, Hideki Ishizuki, Takunori Taira; Inst. for Molecular Science, Japan. Continuously tunable mid-infrared OPO with output energy of several mJ around 3 μm range could be realized by angular tuning of large-aperture PPMgLN device with tilted QPM structures. +5V% Phase Noise Measurement of Mode Locked Lasers Using Guided Wave PPKTP Balanced Cross Correlators, Amir H. Nejadmalayeri1, Jonathan A. Cox1, Jungwon Kim2, Franco N. C. Wong1, Tony D. Roberts3, Philip Battle3, Franz X. Kärtner1; 1MIT, USA, 2KAIST, Republic of Korea, 3 AdvR Inc., USA. Channel waveguides in PPKTP are used to demonstrate a guided wave balanced cross correlator in the telecom band. The device is used to measure the relative timing jitter between two 200 MHz fiber lasers. +5V% Intense and Stable High-Order Harmonics from Carbon Using the Plasma Harmonic Method, Elouga Bom Luc Bertrand1, Jalal AbdulHadi1, Yoann Pertot1, V. Ravi Bhardwaj2, Tsuneyuki Ozaki1; 1INRS, Canada, 2Univ. of Ottawa, Canada. We study high-order harmonic generation from plasma that are created from bulk carbon target. We obtained high-order harmonic energy in the multi-microjoule range for the 11th to the 17th harmonic. +5V% Self-Induced Temporal and Spectral Polarization Changes in Silicon Nanowire Waveguides, Brian A. Daniel, Govind P. Agrawal; Inst. of Optics, Univ. of Rochester, USA. We show through numerical simulations that optical pulses in silicon waveguides can undergo significant self-induced changes in their polarization state. These changes are mediated mostly by free-carrier dispersion and depend on waveguide dimensions. +5V% Determination of Dispersion and Nonlinear Coefficients of Photonic Crystal Fibers by Degenerated FWM Method, Wenping Ge1,2, Aoxiang Lin1,3, Cyril Guintrand1, Jean Toulouse1; 1Physics Dept., Lehigh Univ., USA, 2College of Information Science and Engineering, Xinjiang Univ., China, 3State Key Lab of Transient Optics and Photonics, Xi’an Inst. of Optics and Precision Mechanics (XIOPM), China. By using degenerated four wave mixing method and counting the efficiency of the newly created frequency, we easily obtained dispersion, dispersion slope, and nonlinear coefficients by fitting the experimental data with several wellknown functions. +5V% Enhanced Nonlinear Generation in DC-Induced Three Wave Mixing Versus Four Wave Mixing, Christopher A. Sapiano, J. Stewart Aitchison, Li Qian; Dept. of Electrical and Computer Engineering, Univ. of Toronto, Canada. A comparison is made between DC-induced three wave mixing and four wave mixing processes. Enhanced nonlinear generation terms offer significant advantages for the DC-induced process across a wide range of pulse widths despite dispersion disadvantages. +5V% Second Harmonic Generation from AlGaAs High Contrast Gratings, Thai-Truong Tran, Vadim Karagodsky, Yi Rao, Roger Chen, Chris Chase, Linus Chuang, Connie J. Chang-Hasnain; Univ. of California at Berkeley, USA. The polarization dependence of second harmonic generation from AlGaAs gratings has been studied. We show that SHG depends on both the orientation of the grating bars with respect to crystal axes and the grating design. +5V% Impact of Raman Gain Spectral Effects on the Soliton Self-Frequency Shift in Silica and As2S3 fibers, Alexander C. Judge, Ravi Pant, Martijn de Sterke, Benjamin Eggleton; CUDOS, School of Physics, Univ. of Sydney, Australia. We theoretically compare the soliton self-frequency shift in silica and As2S3 glasses. We find very similar behavior even though the shape of the Raman spectra are very different. +5V% Photonic Generation of Square Waveform Based on Fiber Optical Parametric Oscillator, Sigang Yang, Chi Zhang, Yue Zhou, Kenneth K. Y. Wong; Univ. of Hong Kong, China. We demonstrate photonic generation of square waveform using fiber optical parametric oscillator without the external signal source. Stable square waveform pulse train at the repetition rate of 1.133 GHz is achieved. +5V% Direct Backward Third Harmonic Generation in Nanostructures, Chieh-Feng Chang1, Hsing-Chao Chen1, Miin-Jang Chen1, Wei-Rein Liu2, WenFeng Hsieh2, Chia-Hung Hsu2,3, Chao-Yu Chen1, Fu-Hsiung Chang1, Che-Hang Yu1, Chi-Kuang Sun1,4; 1Natl. Taiwan Univ., Taiwan, 2Natl. Chiao Tung Univ., Taiwan, 3Natl. Synchrotron Radiation Res. Ctr., Taiwan, 4Academia Sinica, Taiwan. We theoretically and experimentally demonstrated that direct backward third harmonic generation (THG) waves can be comparable in magnitude with forward THG waves in nanostructures, such as ZnO thin films and nanoparticles of CdSe and Fe3O4. Tuesday, May 18 +5V% Investigating the Surface of Nanoparticles by Second Harmonic Generation, Sarina Wunderlich1,2, Ulf Peschel1, Benedikt Schürer3, Wolfgang Peukert3; 1Inst. of Optics, Information and Photonics, Friedrich-Alexander-Univ., Germany, 2 Erlangen Graduate School of Advanced Optical Technology, Friedrich-Alexander-Univ., Germany, 3 Inst. of Particle Technology, Friedrich-AlexanderUniv., Germany. We investigate Second Harmonic Generation at the surface of nanoparticles both by modeling and experiment. We present an ab initio simulation method, which allows deducing surface properties as well as the nature of adsorbed molecules. +5V% Symmetrically-Coupled SOAs Exhibit Optical Bistability, Pablo A. Costanzo-Caso1,2, Michael Gehl1, Sergio Granieri1, Azad Siahmakoun1; 1Dept. of Physics and Optical Engineering, Rose-Hulman Inst. of Technology, USA, 2Facultad de Ingenieria, Univ. Nacional de La Plata, Argentina. An optical switch based-on two electrically coupled SOAs is demonstrated. Experiments show switching frequencies in MHz range with 4 dB contrast ratio. The performance can be improved up to GHz range employing photonic integrated devices. +5V% Filamentation in Air at 1550 nm, James K. Gruetzner1, Ryan J. Law1, Thomas R. Nelson1, Nichelle L. Bruner2, Ian T. Kohl2; 1Sandia Natl. Labs, USA, 2 Voss Scientific, USA. We report air filamentation by a 1550 nm subpicosecond pulse. During filamentation, the continuum generated was less than expected. A large amount of third harmonic was also generated. +5V% Time-Resolved Picosecond Pure-Rotational Coherent Anti-Stokes Raman Spectroscopy for Thermometry and Species Concentration in Flames, Christopher J. Kliewer1, Roger Farrow1, Thomas Seeger2, Johannes Kiefer2, Bryan Patterson1, Yi Gao2, Thomas B. Settersten1; 1Sandia Natl. Labs, USA, 2Univ. Erlangen-Nuernberg, Germany. Time-resolved picosecond pure-rotational coherent anti-Stokes Raman spectroscopy is demonstrated for thermometry and species concentration determination in flames. Time-delaying the probe pulse enables successful suppression of unwanted signals. A theoretical model is under development. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 105 &YIJCJU)BMM +0*/5 +5V%t+PJOU$-&02&-41PTUFS4FTTJPO*$POUJOVFE +5V% Nonlinear Beam Reflection by Negative Defects in Photonic Lattices, Jiandong Wang1, Jianke Yang2, Zhuoyi Ye3, Alex Miller3, Yi Hu3,4, Cibo Lou3, Peng Zhang4, Zhigang Chen3,4; 1Univ. of Electronic Science and Technology of China, China, 2Univ. of Vermont, USA, 3Nankai Univ., China, 4San Francisco State Univ., USA. We demonstrate that a nonlinear beam is reflected by a negative defect in photonic lattices if the incident angle is below a threshold. This phenomenon can be used to control beam propagation in photonic lattices. $-&04FNJDPOEVDUPS-BTFST Tuesday, May 18 +5V% Room-Temperature Operation of λ≈3.7μm Ga0.47In0.53As/Al0.48In0.52As Quantum Cascade Laser Sources, Min Jang1, Robert W. Adams1, Jianxin Chen2, Claire Gmachl2, Liwei Cheng3, Fow-Sen Choa3, Mikhail A. Belkin1; 1Univ. of Texas at Austin, USA, 2Princeton Univ., USA, 3 Univ. of Maryland, Baltimore County, USA. We report room-temperature operation of λ≈3.7μm InGaAs/AlInAs/InP quantum cascade lasers based on frequency doubling with ~2mW/W2 conversion efficiencies. Similar devices based on 1% strain-compensated materials can operate at λ=3-3.7μm. +5V% Limitations to the Power Output and Efficiency of Mid-Infrared Quantum Cascade Lasers Imposed by Transport, Yamac Dikmelik1, Jacob B. Khurgin1, Peter Q. Liu2, Matthew D. Escarra2, Anthony J. Hoffman2, Kale J. Franz2, Claire F. Gmachl2; 1Johns Hopkins Univ., USA, 2Princeton Univ., USA. We use a density-matrix framework to evaluate the wallplug efficiency of mid-infrared quantum cascade lasers. We assess the limitations to maximum current and internal efficiency, imposed by injection coupling and current leakage, respectively. +5V% Narrow-Linewidth, Single-Mode, Partial Reflector External Cavity Quantum Cascade Laser, Richard A. Cendejas1, Mark C. Phillips2, Tanya L. Myers2, Matthew S. Taubman2; 1Princeton Univ., USA, 2Pacific Northwest Natl. Lab, USA. A simple external-cavity quantum cascade laser utilizing optical feedback from a partial reflector is reported. Using a ~9.6μm QCL and off-the-shelf optics we demonstrate single-mode continuous tuning of 2.46cm -1 with ~40mW power and ~2.5MHz linewidth. +5V% True Random Number Generator Based on the Phase Noise of Laser, Yu Liu, Wenzhuo Tang, Hong Guo; Peking Univ., China. We present a true random number generator with the high generation rate of 80 Mbit/s, based on the measurement of the phase noise of a single mode vertical cavity surface emitting laser (VCSEL). 106 +5V% Effect of Inhomogeneously Broadened Linewidth on the Phase Recovery of Quantum-Dot Semiconductor Optical Amplifiers, Jungho Kim1, Christian Meuer2, Dieter Bimberg2, Gadi Eisenstein2,3; 1Dept. of Information Display, Kyung Hee Univ., Republic of Korea, 2Inst. fuer Festkoerperphysik, Technische Univ. Berlin, Germany, 3 Electrical Engineering Dept., Technion, Israel. We numerically demonstrate the phase recovery of quantum-dot (QD) semiconductor optical amplifiers becoming slower at larger inhomogeneous broadening linewidths, caused by the enhanced contribution from the slow carrier recovery of the QD carrier reservoirs. +5V% Two Color phase Transients of 1.3 Micron InAs/ GaAs Quantum Dot SOAs, Mark T. Crowley1, Tomasz Piwonski1,2, John Houlihan1,3, Alexander V. Uskov4, Guillaume Huyet1,2, Eoin P. O’Reilly1,5; 1 Tyndall Natl. Inst., Ireland, 2Cork Inst. of Technology, Ireland, 3Waterford Inst. of Technology, Ireland, 4 P. N. Lebedev Physical Inst., Russian Federation, 5 Univ. College Cork, Ireland. We report on an experimental and theoretical study of phase transients at 1.3 microns in an InAs/GaAs QD SOA in response to pump pulses tuned to either the dot ground or excited state. +5V% Numerical Simulation of Dynamic Properties of High Speed SOA with a Tunnel Injection Structure, Mikio Sorimachi, Yasutaka Higa, Shinya Matsuzaki, Tomoyuki Miyamoto; Tokyo Inst. of Technology, Japan. We provide numerically simulated dynamic properties of a SOA with a tunnel-injection structure considering tunneling current and biased potential. As result, the tunneling injection SOA has potential of 40 Gbit/s or more high-speed operation. +5V% Effect of Optical Feedback on 17-GHz Quantum Dash Based Mode Locked Lasers, Ricardo Rosales1, Kamel Merghem1, Sheherazade Azouigui1, Anthony Martinez1, François Lelarge2, Frederic Van Dijk2, Guy Aubin1, Abderrahim Ramdane1; 1 CNRS, France, 2Alcatel-Thalès III-V Lab, joint lab of Bell Labs and Thales Res. and Technology, France. The effect of optical feedback is investigated for a quantum-dash-based passive mode-locked laser. We observe a drastic reduction of the radio frequency spectrum linewidth even after the onset of coherence collapse. +5V% Tailoring of Chirp in Colliding Pulse ModeLocked Diode Laser Generating 267 fs Pulses after Compression, Thorsten Ulm, Florian Harth, Johannes A. L’huillier; Photonik-Zentrum Kaiserslautern e.V., Germany. Collision point and relative intensities of pulses in a passively modelocked laser were optimized to generate a strong and almost linear chirp. We achieved 267fs pulses with 661W peak power using only quadratic phase compression. +5V% 1.3 µm Mode-Locked Disk Laser with Wafer Fused Gain Chip and SESAM, Jussi Rautiainen1, Jari Lyytikäinen1, Lauri Toikkanen1, Jari Nikkinen1, Alexei Sirbu2, Alexandru Mereuta2, Andrei Caliman2, Eli Kapon2, Oleg G. Okhotnikov1; 1 Optoelectronics Res. Ctr., Tampere Univ. of Technology, Finland, 2Ècole Polytechnique Fèdèrale de Lausanne, Switzerland. We demonstrate a wafer fused mode-locked optically-pumped semiconductor disk laser operating at 1.3 µm spectral range. Both the gain mirror and the SESAM incorporate InPbased active region wafer fused with GaAs/AlGaAs distributed Bragg reflector. +5V% Self-Induced Transparency Modelocking with Saturable Nonlinearity and Group Velocity Dispersion, Muhammad A. Talukder, Curtis Menyuk; Univ. of Maryland, Baltimore County, USA. The limits that saturable nonlinearity and group velocity dispersion impose on self-induced transparency modelocking are explored. Stable modelocked pulses exist within limiting values, but their durations and intensities change. +5V% Absorber and Gain Dynamics in Dilute Nitride Mode-Locked Lasers, Jiri Thoma1,2, Stephen Hegarty1, Tomasz Ochalski1, Tomasz Piwonski1,2, Guillaume Huyet1,2, Kimmo Haring3, Janne Puustinen3, Mircea Guina3; 1Tyndall Natl. Inst., Ireland, 2Cork Inst. of Technology, Ireland, 3Tampere Univ. of Technology, Finland. We report a comparison between the high-speed gain and absorber dynamics of dilute nitride laser structures utilising GaAs and GaAsN barrier layers demonstrate two-section mode-locked lasers with 3.8 ps pulses at 40GHz. +5V% 1.38 W Tunable High-Power Narrow-Linewidth External-Cavity Tapered Amplifier at 670 nm, Mingjun Chi1, G. Erbert2, B. Sumpf2, Paul Michael Petersen1; 1Technical Univ. of Denmark, Dept. of Photonics Engineering, Denmark, 2FerdinandBraun-Inst. für Höchstfrequenztechnik, Germany. A diffraction-limited narrow-linewidth diode laser system based on a tapered amplifier in external cavity is demonstrated. 1.38 W output power is obtained. The laser system is tunable from 659 to 675 nm. +5V% Self-Formation and Synchronization of Emitters in Broad Area Lasers in External Cavities, Mark Lichtner1, Mindaugas Radziunas1, Vasile Tronciu1, Andreas Jechow2; 1Weierstrass Inst. for Applied Analysis and Stochastics, Germany, 2Univ. of Potsdam Inst. of Physics, Germany. Using a new model for dynamic simulation of broad area diode lasers with external cavities we find self formation of synchronized emitters for a broad area laser in a V-shaped external cavity. +5V% 10Gbps Distributed Feedback Laser Wavelength Converter with Bragg Wavelength Detuned Layer, J.S. Chen1, S.L. Lee2, H.C. Kung3, H.W. Tsao1; 1Natl. Taiwan Univ., Taiwan, 2Natl. Taiwan Univ. of Science and Technology, Taiwan, 3Tung Nan Inst. of Technology, Taiwan. Two Section Distributed Feedback (TS-DFB) laser with Braggwavelength-detuned layer applied as a 10Gbps wavelength converter with high extinction ratio (ER) is demonstrated experimentally, matched to the numerical result. +5V% Distributed Feedback Laser Diodes Emitting at 894 nm Suitable for Atomic Clock Applications Fabricated Using Nanoimprint Lithography, Jarkko Telkkälä1, Jukka Viheriälä1, Antti Laakso1, Kari Leinonen2, Jari Lyytikäinen1, Jukka Karinen1, Mihail Dumitrescu1, Markus Pessa1; 1Tampere Univ. of Technology, Optoelectronics Res. Ctr., Finland, 2 Univ. of Joensuu, Finland. The paper describes the fabrication of high-efficiency distributed feedback laser diodes operating at 894 nm. Regrowth-free fabrication of high aspect-ratio surface-gratings patterned using nanoimprint lithography enabled a 40 dB side-mode-suppression-ratio over a wide temperature range. +5V% High Performance Visible Semiconductor Lasers Operating at 630 nm, Bocang Qiu1, Olek P. Kowalski1, Stewart D. McDougall1, Berthold Schmidt1, John H. Marsh2,1; 1Intense Ltd, UK, 2Univ. of Glasgow, UK. 630 nm single mode lasers with a V-profile layer incorporated within the waveguide core exhibit reduced fast axis divergence (19° FWHM) while maintaining a low threshold current (30 mA), making them ideal for display applications. +5V% Vertically Stacked Surface-Emitting Laser Diodes Array for High-Brightness Application, Oleg V. Smolski, Viktor O. Smolski, Yigit O. Yilmaz, Eric G. Johnson; Univ. of North Carolina at Charlotte, USA. Vertically stacked array is based on grating coupled surface emitting laser diodes with monolithically integrated wavelength control element. Advanced performance of individual emitters allows exploiting spatial and spectral beam combining to achieve high brightness sources. +5V% Hetero-integration of High Doped Silicon Micro Wire to III-V Active Layer by Plasma Assisted Bonding for Electrical Pumping Light Emission, Ling-Han LI1, Ryo Takigawa1, Akio Higo1, Eiji Higurashi1, Masakazu Sugiyama2, Yoshiaki Nakano1; 1 Res. Ctr. for Advanced Science and Technology, Univ. of Tokyo, Japan, 2Dept. of Electronic Engineering and Information Systems,Univ. of Tokyo, Japan. Semiconductor property of hetero-integration between doped SOI micro wire and III-V material MQW by plasma assisted bonding was measured and the electrical pumping for spontaneous light emission was demonstrated for realizing silicon hybrid laser. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo &YIJCJU)BMM +0*/5 +5V%t+PJOU$-&02&-41PTUFS4FTTJPO*$POUJOVFE +5V% High-Index-Contrast Single Output Teardrop Laser Fabricated Via Oxygen-Enhanced NonSelective Oxidation, Christopher S. Seibert1, Wangqing Yuan1, Douglas C. Hall1, Xiangning Luo2, Tony Moretti2, Alan R. Sugg2; 1Univ. of Notre Dame, USA, 2Vega Wave Systems, Inc., USA. A high-indexcontrast single output teardrop laser fabricated via oxygen-enhanced non-selective wet oxidation is demonstrated. The device offers a low (55 mA) threshold and high (138 mW) output power from a single, uncoated output facet. +5V% Noise Contribution of Semiconductor Optical Amplifier Based Photonic Phase Shifters, Sean P. O Duill, Evgeny Shumakher, Gadi Eisenstein; Technion, Israel. We present an analytical model to calculate the signal to noise ratio of a slow light based microwave phase shifter that uses semiconductor optical amplifiers. The model includes dynamic noise effects and is confirmed experimentally. $-&04PMJE4UBUF-JRVJEBOE Gas Lasers +5V% Laser Developments in Er3+:YAG Fiber-Shaped Crystalline Rod Lasers, Stefano Bigotta, Marc Eichhorn; French-German Res. Inst. of Saint Louis (ISL), France. Resonant total-internalreflection diode pumping of Q-switched 1.64 micron Er3+:YAG laser with a crystalline fiber-like geometry is reported with ~10 W in cw-mode and 2.8 mJ in Q-switched mode. +5V% Quasi-Steady-State Operation of a Pulsed Diode Pumped Passively Mode-Locked Nd:YAG Laser, Alexander G. Gaydardzhiev1, Dimitar Draganov1, Ivan Buchvarov1, Anton Trifonov2, Torsten Fiebig2; 1 Sofia Univ., Bulgaria, 2Dept. of Chemistry, Boston College,, USA. Generation of a stable train of picosecond pulses with 3.8 mJ energy at 400 Hz repetition rate and 200 μs train envelope from a pulsed diode pumped Nd:YAG laser with electrooptical negative feedback is presented. +5V% Pulsed Intracavity Frequency-Doubled CaWO4 Raman Laser for Narrow-Line Sodium-Yellow Radiation, Chuan-Hsun Li, Yen-Chieh Huang; Inst. of Photonics Technologies, Dept. of Electrical Engineering, Natl. Tsing Hua Univ., Taiwan. We report generation of 0.35 W sodium-yellow laser at 589 nm from a diode-end-pumped, actively Qswitched, intracavity frequency-doubled Raman laser with CaWO4 as the Raman gain medium in a Nd:YVO4 laser cavity. +5V% Power Scaling of Coherent Blue Light Source Based on Frequency Tripling Inside AdhesiveFree Bond Composite Nd:YAG Laser Cavity, Pu Zhao1, Yujie J. Ding1, Ioulia B. Zotova2; 1Lehigh Univ., USA, 2ArkLight, USA. Based on effective third-harmonic generation in two-section dual-period periodically-poled KTP crystal being placed inside the cavity of adhesive-free bond composite Nd:YAG laser, we generated coherent blue light with output power reaching 200 mW. +5V% Power Scaling of Directly Pumped Nd:GdVO4 Laser Using Grown-together Composite Crystal, XuDong Li, Xin Yu, Fei Chen, Renpeng Yan, Ming Luo, Junhua Yu, Deying Chen; Natl. Key Lab of Tunable Laser Technology, Harbin Inst. of Technology, China. Power scaling of end-pumped Nd:GdVO4 laser was realized by directly pumping and growntogether crystal. A maximum CW output power of 46.0W with M2<1.1 was obtained. Effective A-O Q-switch operations were also reported. +5V% Over 500 mW Laser-Diode Pumped Green Laser Using Optical Contact Nd:YVO4/Periodically Poled MgO:LiNbO3 Crystal, Yang Lu, Qingyang Xu, Yi Gan, Changqing Xu; Dept. of Engineering Physics, McMaster Univ., Canada. 504 mW continuous-wave green laser was achieved for the first time via an optical contact Nd:YVO4/periodically poled MgO:LiNbO3 (Nd:YVO4/PPMgLN) crystal with electrical-to-optical efficiency of 9.3%. It is designed for high bright laser display. +5V% Fiber-Laser-Pumped Ti:sapphire Laser, Goutam K. Samanta, Chaitanya Kumar Suddapalli, Kavita Devi, Majid Ebrahim-Zadeh; ICFO - Inst. de Ciències Fotòniques, Spain. We report the first operation of a Ti:sapphire laser pumped by fiber laser. Using high-power, cw, frequency-doubled Yb-fiber source at 532nm, continuous-wave operation over 806-970nm with output power >1.1W in TEM00 spatial beam is demonstrated +5V% Diode-Pumped Passively Q-Switched Nd:YAG/ Cr4+:YAG Micro-Laser Controlled by Volume Bragg Gratings, Nicolaie Pavel1,2, Masaki Tsunekane2, Takunori Taira2; 1Natl. Inst. for Lasers, Plasma and Radiation Physics, Romania, 2Inst. for Molecular Science, Laser Res. Ctr., Japan. A high-peak power, passively Q-switched Nd:YAG/ Cr 4+:YAG micro-laser with a volume Bragg gratings optical element as output coupler was realized. The influence of temperature on the laser pulse energy and wavelength of emission was investigated. +5V% Novel Concept of Timing Jitter Reduction of a Passively Q-Switched Microchip Lasers Using Self-Injection Seeding, Alexander Steinmetz, Dirk Nodop, Jens Limpert, Andreas Tünnermann; Inst. of Applied Physics, Germany. We present an efficient and simple technique for reduction of timing jitter in passively Q-switched microchiplaser using self-injection seeding using an opticalfiber as a delay-line and reduce the jitter by several orders of magnitude. +5V% A High Energy, High Efficiency, Resonantly Pumped Nanosecond-Pulsed 1.6 µm Er:YAG Laser System, Stephen E. Moody, David L. Cunningham; Orca Photonic Systems, Inc., USA. Limited gain in Er:YAG makes generation of energetic nanosecond pulses difficult. We describe a cavity-dumped oscillator, regenerative amplifier system designed to deliver 100 mJ, 20 nsec diffraction limited output pulses at 10W average power. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Tuesday, May 18 +5V% Synchronized Dual-Frequency Pulses from Q-Switched Compact Nd:YLF Laser Cavities, Pu Zhao1, Yujie J. Ding1, Ioulia B. Zotova2; 1Lehigh Univ., USA, 2ArkLight, USA. Based on a novel configuration of a dual-frequency laser system constructed from a Nd:YLF crystal, we have synchronized Q-switched laser pulses at 1047 nm and 1053 nm. +5V% Q-Switching of Pr3+-Doped LiYF4 Visible Lasers Pumped by a High-Power GaN Diode Laser, Junichiro Kojou, Yojiro Watanabe, Yosuke Kojima, Priyanka Agrawal, Fumihiko Kannari; Keio Univ., Japan. Q-switching of a Pr:LiYF4 laser at three visible-wavelengths pumped by high-power GaN laser-diode is demonstrated. The highest peak power of 79 W with pulsewidth of 50 ns is obtained for 639 nm at 7.7 kHz. 107 Room A1 Room A2 Room A3 Room A4 Tuesday, May 18 CLEO 108 2:30 p.m.–4:15 p.m. $5V7t6MUSBGBTU:C%PQFE 4PVSDFT Tom Nelson; Sandia Natl. Labs, USA, Presider 2:30 p.m.–3:45 p.m. $5V8t)JHI$POUSBTU1FSJPEJD 3FGMFDUPS%FWJDFT Rafael Piestun; Univ. of Colorado at Boulder, USA, Presider 2:30 p.m.–4:15 p.m. $5V9t4VQFS$POUJOVVN'JCFS 4PVSDF Jihong Geng; AdValue Photonics Inc., USA, Presider 2:30 p.m.–4:15 p.m. $5V:t0QUPGMVJEJD.BUFSJBMTBOE 4FOTJOH4ZTUFNT Holger Schmidt; Univ. of California at Santa Cruz, USA, Presider $5V7tQN Broadband Regenerative Amplification in the Millijoule Regime for Sub-100fs Based on Yb:CaF2 , Sandrine Ricaud1, Martin Delaigue1, Antoine Courjaud1, Frédéric Druon2, Patrick Georges2, Abdelmjid Benayad 3 , Jean-Louis Doualan 3 , Patrice Camy3, Richard Moncorgé3, Eric Mottay1; 1 Amplitude Systèmes, France, 2Univ. Paris-Sud, France, 3Univ. de Caen, France. We report a diodepumped regenerative amplifier based on Yb:CaF2, delivering 1.8mJ pulses at 100 Hz with a spectral bandwidth of 16 nm, able to produce sub-100 fs pulse duration. $5V8tQN Stretch-tuneable Dielectric Mirrors and Microcavities, Nicholas Gibbons, Mathias Kolle, Bo Zheng, Jeremy J. Baumberg, Ullrich Steiner; Univ. of Cambridge, UK. Flexible DBRs are fabricated by floating and stacking >20 bilayers of PDMS and PSPI. Stretchable microcavities between two DBRs are subsequently created with Q>60. These structures have applications as stress-strain sensors, stretch-tuneable lasers and LEDs. $5V9tQN Picosecond Fiber MOPA Pumped Supercontinuum Source with 39 W Output Power, Kang Kang Chen1, Shaif-ul Alam1, Jonathan H. V. Price1, John R. Hayes1, Dejiao Lin1, Andrew Malinowski1, Christophe Codemard1, Debashri Ghosh2, Mrinmay Pal2, Shyamal K. Bhadra2, David J. Richardson1; 1Univ. of Southampton, UK, 2Central Glass and Ceramic Res. Inst. Kolkata, India. We report picosecond fiber MOPA pumped supercontinuum source with 39W output, spanning at least 0.4-1.75µm with high and relatively uniform spectral power density of ~31.7mW/nm corresponding to peak power density of ~12.5W/nm in 20ps pulse. $5V:tQN Invited Tuning Mechanisms in Optofluidics, Demetri Psaltis, Wuzhou Song, Jae-Woo Choi; Ecole Polytechnique Fédérale de Lausanne, Switzerland. Novel functionalities have been developed through the fusion of optics and microfluidics. We categorize the different possible tuning mechanisms in optofluidics and describe the recent examples in each category. $5V7tQN Generation of 65-fs Ultrashort Pulses at 1030-nm Center Wavelength Directly from Kerr-Lens Mode-Locked Yb:YAG Laser, Shinichi Matsubara1, Hiroyuki Hitotsuya2, Masaki Takama2, Masahiro Inoue2, Tatsuya Yamaguchi2, Kensuke Hirata2, Yuzo Ishida3, Sakae Kawato2,4; 1 Japan Synchrotron Radiation Res. Inst., Japan, 2 Univ. of Fukui, Japan, 3RIKEN Wako Inst., Japan, 4 Inst. of Physical and Chemical Res., RIKEN, Japan. Ultrashort pulse oscillation of 65-fs was obtained directly from a laser-diode pumped Kerr-lens mode-locked Yb:YAG laser with an intracavity nonlinear medium. The pulse-width is shorter than the fourier transform limit by the fluorescence of Yb:YAG. $5V8tQN In-Plane MEMS Tunable Gires-Tournois Interferometers, Raphael St-Gelais, Thomas Kerrien, Alexandre Poulin, Yves-Alain Peter; École Polytechnique de Montréal, Canada. We present MEMS tunable Gires-Tournois interferometers based on deeply etched Bragg reflectors. The bandwidth of fabricated devices allows operation over almost the whole C and L bands. Applications such as tunable dispersion compensation are expected. $5V9tQN Collisions in Optical Rogue Wave Formation, Goery Genty1, Martijn de Sterke 2, Ole Bang3, Frederic Dias4, Nail Akhmediev5, John Dudley6; 1 Tampere Univ. of Technology, Finland, 2Univ. of Sydney, Australia, 3Technical Univ. of Denmark, Denmark, 4ENS Cachan, France, 5Australian Natl. Univ., Australia, 6Univ. de Franche-Comté, France. We discuss optical rogue wave generation in terms of collision processes. Simulations of picosecond pulse propagation in optical fibers show rogue soliton generation from either third-order dispersion or Raman scattering independently. $5V7tQN Sub-50 fs Diode-Pumped Yb:YCOB Laser, Akira Yoshida1,2, Andreas Schmidt1, Huaijin Zhang3, Jiyang Wang3, Junhai Liu4, Christian Fiebig5, Katrin Paschke5, Götz Erbert5, Valentin Petrov1, Uwe Griebner1; 1Max-Born-Inst. for Nonlinear Optics and Short Pulse Spectroscopy, Germany, 2Osaka Univ., Japan, 3Shandong Univ., China, 4Qingdao Univ., China, 5Ferdinand-Braun-Inst. für Höchstfrequenztechnik, Germany. Passive mode locking of the self-frequency doubling Yb:Ca4YO(BO3)3 pumped by a two-section distributed Braggreflector tapered-diode-laser is demonstrated. Pulses as short as 49 fs at 1050 nm are achieved for the E//Z polarization. $5V8tQN Novel Inverse-Tone High Contrast Grating Reflector, Vadim Karagodsky, Christopher Chase, Connie J. Chang-Hasnain; Dept. of Electrical Engineering and Computer Sciences, Univ. of California at Berkeley, USA. We present a new type of subwavelength grating, which provides ultrahigh reflectivity when embedded in a high refractive index medium. It is therefore an ideal candidate to replace the bulky bottom DBR reflectors in VCSELs. $5V9tQN Optimizing Pump Partial Coherence for Efficient Modulation Instability and Supercontinuum Generation, J. C. Travers; Femtosecond Optics Group, Physics Dept., Imperial College London, UK. We consider the effect of variable pump source partial coherence on the gain of modulation instability and the subsequent efficiency of soliton formation and supercontinuum generation. Optimal regimes for continuous-wave supercontinuum generation are discussed. $5V:tQN Azo-Functionalized Silk as a Biocompatible Material for Low Power Holography and Nonlinear Optics, Mark Cronin-Golomb, Thomas P. Dabrowski, Jessica Mondia, Fiorenzo G. Omenetto, David L. Kaplan; Tufts Univ., USA. Azobenzene modified silk, a biocompatible material suitable for applications in biomedicine is shown to display photo-effects such as optically induced birefringence, suitability as a holographic recording material and photoinduction of surface relief features. $5V7tQN High Repetition Rate Cavity-Dumped Yb:KYW Femtosecond Oscillator, Martin Siegel, Juerg Aus-der-Au, Annalisa Guandalini; High Q Laser Innovation GmbH, Austria. An Yb:KYW oscillator has been cavity-dumped at 4.58 MHz, obtaining pulses as short as 264-fs and energies as high as 250 nJ. Up to 1.8 µJ and 234-fs have been achieved at 0.56 MHz. $5V8tQN InGaAs/InP Subwavelength Grating Filters for the Mid-Infrared, Ekua N. Bentil1, Wen-Di Li1, Jianxin Chen2,1, Alexandra Ritter1,3, Stephen Chou1, Claire Gmachl1; 1Princeton Univ., USA, 2 Shanghai Inst. of Technical Physics, Chinese Acad. of Sciences, China, 3Cinnaminson High School, USA. We demonstrate subwavelength resonant grating mirrors made from III-V semiconductor materials for the mid-infrared. We achieved a resonance wavelength at ~3µm which agrees very well with simulated data, and measured a spectral width of ~30nm. $5V9tQN All-Normal Dispersion Photonic Crystal Fiber for Coherent Supercontinuum Generation, Lucy E. Hooper, Peter J. Mosley, Alistair C. Muir, William J. Wadsworth, Jonathan C. Knight; Ctr. for Photonics and Photonic Materials, Univ. of Bath, UK. We describe supercontinuum generation in a short photonic crystal fiber with all-normal group velocity dispersion. We observe a 200 nm broad self phase modulation spectrum, which is expected to have high temporal coherence. $5V:tQN Dynamic Magnetic Manipulation of Color/ Shape Encoded Magnetic Microparticles for Bio-Assay Applications, Howon Lee, Hyoki Kim, Junhoi Kim, Sunghoon Kwon; Seoul Natl. Univ., Republic of Korea. Rapid separation and 3-D reaction2-D reading of color and shape encoded magnetic microparticles are demonstrated using 1-D chain structure of magnetic nanoparticles involved in microparticle. Also single material based simple particle fabrication method is presented. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 CLEO 2&-4 2:30 p.m.–4:15 p.m. $5V;t2VBOUVN%PUBOE 2VBOUVN%BTI-BTFST Luke F. Lester; Univ. of New Mexico, USA, Presider 2:30 p.m.–4:15 p.m. $5V""t$-&04ZNQPTJVNPO /PWFM0QUJDBM'JCFST'JCFST GPS5FMFDPNNVOJDBUJPOTBOE (FPQIZTJDT René-Jean Essiambre, Bell Labs, Alcatel-Lucent, USA, Presider 25V&tQN Two Photon Counting: Theory and Experiment, Fabien Boitier1, Antoine Godard1, Emmanuel Rosencher1,2, Claude Fabre3; 1Onera, France, 2 Physics Dept., École Polytechnique, France, 3Lab Kastler Brossel, France. Two-photon counting distributions of different optical sources are experimentally studied using third-order optical nonlinearity in a GaAs detector. Semiclassical as well as quantum theories are presented in order to explain our results. $5V;tQN 25 Gbps Direct Modulation in 1.3-μm InAs/ GaAs High-density Quantum Dot Lasers, Yu Tanaka1,2,3,4, Mitsuru Ishida5, Kan Takada5, Tsuyoshi Yamamoto1,2,4, Hai-zhi Song1, Yoshiaki Nakata1,3, Masaomi Yamaguchi3, Kenichi Nishi3, Mitsuru Sugawara 1,2,3,4, Yasuhiko Arakawa 5,6,7; 1 Fujitsu Labs Ltd., Japan, 2Fujitsu Ltd., Japan, 3QD Laser inc., Japan, 4Optoelectronics Industry and Technology Development Association (OITDA), Japan, 5Nano Quine, Univ. of Tokyo, Japan, 6IIS, Univ. of Tokyo, Japan, 7RCAST, Univ. of Tokyo, Japan. The modulation characteristics of 1.3-μm InAs/GaAs high-density quantum-dot lasers is presented. The eight-stacked high-density quantum-dot layers provided high net modal gain of 46 cm-1. Fabricated Fabry-Perot lasers showed the 25-Gbps direct modulation. $5V""tQN Invited Fibers for Next-Generation High Spectral Efficiency Undersea Cable Systems, Neal S. Bergano, Alexei Pilipetskii; Tyco Telecommunications, USA. The capacity demands for future undersea cable networks will push the industry to WDM spectral efficiencies in excess of 1-B/s/Hz. This will require significant progress in optical fibers and signal processing. 25V&tQN Second Order Coherence of Parametric Light Determined by Two Photon Absorption in a Semiconductor, Fabien Boitier1, Antoine Godard1, Aleksandr Ryasnyanskiy 2, Nicolas Dubreuil 2, Philippe Delaye2, Emmanuel Rosencher1,3, Claude Fabre4; 1Onera, France, 2Lab Charles Fabry de l’Inst. d’Optique, France, 3 Physics Dept., École Polytechnique, France, 4Lab Kastler Brossel, France. We use a modified Hanbury Brown-Twiss set-up based on two-photon absorption to study secondorder coherence of parametric fluorescence at the femtosecond scale. Characterizations are made in the degenerate case and far away degeneracy. $5V;tQN Modulation Bandwidth Enhancement by Stimulated Raman Scattering in Quantum Dash Lasers, Cheng Chen1, Guanghai Ding1, Boon S. Ooi1, Luke F. Lester2, Amr Helmy3, Thomas L. Koch1, James C.M. Hwang1; 1Ctr. for Optical Technologies, Lehigh Univ., USA, 2Ctr. for High Technology Materials, Univ. of New Mexico, USA, 3Dept. of Electrical and Computer Engineering, Univ. of Toronto, Canada. The bandwidth of quantumdash lasers under optical injection modulation is sharply enhanced when the injection photons are ~33 meV more energetic than the laser emission. This new bandwidth-enhancement mechanism is attributable to stimulated Raman scattering. 25V&tQN Performance of a Pulsed Tunable NonlinearOptical Coherent Ultraviolet Light Source, Verified by Sub-Doppler Two-Photon Spectroscopy of Krypton, Kenneth G. H. Baldwin1, Mitsuhiko Kono1, Richard T. White2, Yabai He3, Brian J. Orr3; 1 Australian Natl. Univ., Australia, 2Adelaide Univ., Australia, 3Macquarie Univ., Australia. A minimalchirp nanosecond-pulsed nonlinear-optical system generates tunable coherent ultraviolet light at ~212.5 nm. Its frequency stability and optical bandwidth are verified by means of novel subDoppler coherent heterodyne-assisted two-photon spectroscopy of krypton. $5V;tQN Rate Equation Analysis of Quantum Dot Population in InAs/GaAs Laser Structures, Ian O’Driscoll, Peter Blood, Peter M. Smowton; Cardiff Univ., UK. Using a rate equation model we quantitatively reproduce experimental results showing the transition from random to thermal population across the whole temperature range and measure the impact on laser operation. $5V""tQN 10Gb/s Error Free Transmission through Micro-Structured Multimode Polymer Optical Fibers, Richard Provo1, Stuart G. Murdoch1, John D. Harvey1, Richard Lwin 2, Maryanne Large 2; 1 Dept. of Physics, Univ. of Auckland, New Zealand, 2 Inst. of Photonics and Optical Science,Univ. of Sydney, Australia. We demonstrate for the first time 10Gb/s error-free transmission through two differently micro-structured-multimode polymer fibers. Results show excellent transmission characteristics for these fibers and demonstrate that micro-structuring can significantly improve the bandwidth of multimode-polymer fibers. 25V&tQN Förster Energy Transfer to a Spirooxazine Photochromic Molecule through One- and Two-Photon Absorption, Shima Fardad1, Lazaro A. Padilha1, Scott Webster1, Trenton Ensley1, David J. Hagan1,2, Eric W. Van Stryland1,2, Raz Gvishi3, Nina Larina4, Vladimir Lokshin4, Vladimir Khodorkovsky4, Mark Sigalov5; 1CREOL & FPCE: The College of Optics and Photonics, USA, 2Physics Dept., Univ. of Central Florida, USA, 3Electro-Optics Div., SOREQ NRC, Israel, 4Interdisciplinary Ctr. of Nanoscience CINaM, France, 5Dept. of Chemistry, Ben-Gurion Univ. of the Negev, Israel. Förster resonance energy transfer from a two-photon absorber to a photochromic spirooxazine are investigated by one- and two-photon absorption. Upon energy transfer, fluorescence of the donor is quenched while that of the photochromic is enhanced. $5V;tQN A Tunnel Injection Quantum Dot Comb Laser with Wideband Emission Spectra and Temperature Stability, Chi-Sen Lee, Wei Guo, Thomas Frost, Pallab Bhattacharya; Univesity of Michigan, USA. A quantum dot comb laser with a 102 nm broad spectrum of emission and high temperature stability is demonstrated. $5V""tQN Low Cross-Talk Design of Multi-Core Fibers, John M. Fini, Thierry F. Taunay, Benyuan Zhu, Man F. Yan; OFS Labs, USA. Multicore fibers have exciting potential, motivating design of lowcrosstalk fibers. Bend-induced shifts in coupling resonances play a crucial role in modeling crosstalk even for the extremely gentle bends expected for buried fiber. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Tuesday, May 18 2:30 p.m.–4:15 p.m. 25V&t5XP1IPUPO1SPDFTTFT David Hagan; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA, Presider 109 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 Tuesday, May 18 CLEO 2&-4 2:30 p.m.–4:15 p.m. $5V##t/POMJOFBSBOE-JOFBS 5)[4QFDUSPTDPQZ Chi-Kuang Sun; Natl. Taiwan Univ., Taiwan, Presider 2:30 p.m.–4:15 p.m. $5V$$t%FFQ6MUSBWJPMFU-&%T Leo J. Schowalter; Crystal IS, Inc., USA, Presider 2:30 p.m.–4:15 p.m. $5V%%t1SFDJTJPO4JHOBM (FOFSBUJPOBOE%JTUSJCVUJPO Chad Hoyt; Bethel Univ., USA, Presider 2:30 p.m.–4:15 p.m. 25V't2&-44ZNQPTJVN PO/BOPQIPUPOJDTBOE .FUBNBUFSJBMT**/BOPQIPUPOJDT Enzo Di Fabrizio; Italian Inst. of Technology, Italy, Presider $5V##tQN Invited Nonlinear THz Spectroscopy on the Dielectric Thin Films, Ikufumi Katayama1, Hiroshi Aoki1, Jun Takeda1, Hiroshi Shimosato2, Masaaki Ashida2,3, Ryuhei Kinjo 2, Iwao Kawayama 2, Masayoshi Tonouchi2, Masaya Nagai4,3, Koichiro Tanaka4; 1 Yokohama Natl. Univ., Japan, 2Osaka Univ., Japan, 3 PRESTO JST, Japan, 4Kyoto Univ., Japan. Anharmonicity in the soft-mode potential of quantumparaelectric SrTiO3 thin films has been directly observed with strong terahertz wave generated from a LiNbO3 single crystal. Hardening of the soft-mode resonance has been detected. $5V$$tQN 5VUPSJBM III-Nitride UV Emitters and Their Applications, Asif Khan; Univ. of South Carolina, USA. The deep ultraviolet LEDs are key components in systems for air/water, food purification and bio-medical sensing. In this paper we review the challenges, growth and processing innovations leading to high power AlGaN based DUV LEDs. $5V%%tQN A 500 km Optical Fiber Link with Six Remotely Controlled Optical Amplifiers for Frequency Comparison between MPQ and PTB, Katharina Predehl1, Thomas Udem1, Theodor W. Hänsch1, Ronald Holzwarth 1 , Osama Terra 2 , Harald Schnatz2, Janis Alnis1; 1Max-Planck-Inst. of Quantum Optics, Germany, 2Physikalisch-Technische Bundesanstalt, Germany. We report on the status of the optical link project between PTB and MPQ and present the to our knowledge first frequency transfer using urban fiber networks over a distance of about 500 km length. 25V'tQN Invited Reconstruction of Sparse Sub-Wavelength Images, Alexander Szameit, Snir Gazit, Yonina C. Eldar, Mordechai Segev; Technion-Israel Inst. of Technology, Israel. We use compressed sensing to demonstrate theoretically the reconstruction of sub-wavelength features from measured far-field, and provide experimental proof-of-concept. The methods can be applied to non-optical microscopes, provided the information is sparse. $5V##tQN Ultrafast Broadband Mid-Infrared Pump, Terahertz Probe Spectroscopy, Keshav M. Dani, John F. O’Hara, Quinn McCulloch, Frank Chen, Abul K. Azad, Georgi L. Dakovski, Scott A. Crooker, Antoinette J. Taylor, Rohit P. Prasankumar; Los Alamos Natl. Lab, USA. We report a novel ultrafast optical system capable of directly pumping low energy excitations in complex materials and probing the photoinduced changes in their properties with terahertz pulses, benchmarked through mid-infrared-pump, THz-probe measurements on InSb. $5V##tQN Terahertz Absorption in Non-Polar Rotator Crystals, Jonathan P. Laib, Daniel V. Nickel, Daniel M. Mittleman; Rice Univ., USA. We characterize the phase behavior of linear n-alkanes with n > 22, using terahertz spectroscopy. We observe enhanced absorption in the quasi-ordered rotator phase, the first report of disorder-induced THz absorption in a rotator crystal. Dr. Khan received his Ph.D. from MIT in 1979 studying optical processes in semiconductors. He then worked in several industrial R&D laboratories including Honeywell, 3 M and APA Optics. He is one of the pioneers in developing the Aluminum Gallium Nitride Material system and Devices. His research group was the first one to report 2-dimensional electron gas in GaN/AlGaN and used it for high electron mobility transistors which are now the basis for next generation military electronics. Dr. Khan joined University of South Carolina in 1997 as a Professor in Electrical Engineering and has built a successful research program in quaternary AlInGaN based materials and devices. His USC group has pioneered AlInGaN deep UV light emission devices for bio-chemical detection, and air/water purification. Dr. Khan’s research has resulted in nearly 350 original published papers, about 200-presented papers, more than 50 invited talks and 20 U.S patents. $5V%%tQN Atmospheric Delivery of a Microwave Clock Using an Optical Frequency Comb, Ravi P. Gollapalli, Lingze Duan; Univ. of Alabama, Huntsville, USA. Atmospheric delivery of a microwave clock using an optical frequency comb is tested over 60 m. Phase noise measurement shows a picosecond-scale rms timing jitter under various weather conditions. A strong amplitude-phase correlation is observed. $5V%%tQN Long-Term, Long-Distance, All-Optical Synchronization of Ultrafast Fiber Lasers at the Quantum Limit, Jonathan A. Cox, Jungwon Kim, Franz Kärtner; MIT, USA. We demonstrate quantum limited timing jitter performance of ultrafast fiber lasers and long distance (320 meter) synchronization of similar lasers over 168 hours with 5 femtosecond rms precision, at the quantum noise limit. 25V'tQN Lasing from Localized Modes in Deterministic Aperiodic Nanostructures, Jin Kyu Yang 1, Michael J. Rooks1, Svetlana Boriskina2, Solomon Glenn3,4, Luca Dal Negro2, Hui Cao1; 1Yale Univ., USA, 2Boston Univ., USA, 3NIST, USA, 4Univ. of Maryland, USA. We demonstrate lasing in twodimensional deterministic aperiodic nanostructures with optical pumping. The lasing modes are strongly localized within the structures. Such lasers combine the advantages of both photonic crystal lasers and random lasers. $5V%%tQN Subfemtosecond-Drift Microwave Signal Synthesis from Femtosecond Mode-Locked Lasers, Jungwon Kim1,2, Franz Kärtner2; 1KAIST, Republic of Korea, 2MIT, USA. A 10-GHz microwave signal is synthesized from a 200-MHz mode-locked Erfiber laser using a delay-locked loop with relative timing jitter of 2.4-fs (rms) [0.1Hz-1MHz] and timing drift of 0.84-fs (rms) [0.035mHz-1Hz]. 25V'tQN Improving Plasmonic Nanoantennas, Kuo-Ping Chen, Vladimir P. Drachev, Joshua D. Borneman, Alexander V. Kildishev, Vladimir M. Shalaev; Purdue Univ., USA. Improvements in energy damage threshold of gold nanoantennas were studied using stabilizing dielectric films. Annealed nanoantennas show a stronger plasmonic resonance, but have a decreased damage threshold. /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 110 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 3PPN## 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU $-&0"QQMJDBUJPOT 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO 2:30 p.m.–4:15 p.m. "5V"t0QUJDBM$PNNVOJDBUJPOT /FUXPSLTBOE4ZTUFNT Paul Juodawlkis; MIT Lincoln Lab, USA, Presider 2:30 p.m.–4:15 p.m. $5V&&t/POMJOFBS&GGFDUTJO 'JCFSTBOE8BWFHVJEFT Narasimha S. Prasad; NASA Langley Res. Ctr., USA, Presider 2:30 p.m.–4:15 p.m. $5V''t)JHI1PXFS4IPSU1VMTF Andy J. Bayramian; Lawrence Livermore Natl. Lab, USA, Presider "5V"tQN 5VUPSJBM Optical Fiber Communications: From Content Creation to Consumption, David Piehler; Fields and Waves, USA. The path from content creation to its consumption in present and future optical communication networks is detailed. Particular attention is given to the impact of laser and electro-optic technology on past developments and possible futures. $5V&&tQN Large Enhancement of Wavelength Conversion in Silicon Nanowaveguides via Free-Carrier Removal, Amy C. Turner-Foster, Mark A. Foster, Alexander L. Gaeta, Michal Lipson; Cornell Univ., USA. We demonstrate an increase of nearly 10 dB in the efficiency of broadband wavelength conversion via four-wave mixing in silicon nanowaveguides by incorporating a p-i-n structure and applying modest voltages to remove the free carriers. $5V''tQN Invited Soft X-Ray Laser Pumped by a Joule-Class, All-Diode-Pumped Laser System, Brendan A. Reagan, Federico J. Furch, Bradley M. Luther, Alden H. Curtis, Shaun P. Meehan, Jorge J. Rocca; Colorado State Univ., USA. The first soft x-ray laser pumped by laser diodes is reported. Lasing was achieved on the 18.9 nm line of nickel-like molybdenum pumping with a Yb:YAG chirped pulse amplification system with 1 J energy. $5V&&tQN Generation of Cerenkov Radiation at 850 nm in Higher-Order-Mode Fiber, Ji Cheng1, Jennifer H. Lee1, Ke Wang1, Chris Xu1, Kim G. Jespersen2, Martin Garmund2, Lars Grüner-Nielsen2, Dan Jacobsen2; 1Cornell Univ., USA, 2OFS Fitel Denmark, Denmark. We demonstrate Cerenkov radiation generation in a higher-order-mode fiber with anomalous dispersion from approximately 700 to 800 nm. Cerenkov radiation at 850 nm with 0.6 nJ pulse energy is generated with 60% power conversion efficiency. $5V''tQN 105 W Pico-Second Nd:YVO4 Bounce Amplifier System with a Photorefractive Phase Conjugate Mirror, Kouji Nawata, Masahito Okida, Katsuhiko Miyamoto, Takashige Omatsu; Chiba Univ., Japan. We demonstrated 105 W pico-second output from a cascaded Nd:YVO4 amplifier laser system consisting of a Nd:YVO4 bounce amplifier with a photorefractive phase-conjugate mirror and a second diode-side-pumped Nd:YVO4 bounce power amplifier. $5V&&tQN Light Evolution in Optical Lattices with SecondOrder Inter-Site Coupling, Felix Dreisow1, Matthias Heinrich1, Robert Keil1, Stefan Nolte1, Andreas Tünnermann1, Alexander Szameit2; 1FriedrichSchiller-Univ. Jena, Germany, 2Technion - Israel Inst. of Technology, Israel. We report on the experimental realization of zigzag waveguide lattices, where second-order coupling influences linear and nonlinear light evolution. Band structure deformation and changes in soliton thresholds are analyzed depending on higher-order coupling. $5V''tQN 32 ps-45 W to 12 ps-15 W Spatial-Hole-BurningFree Nd:YVO4 Oscillator, Marie-Christine Nadeau1,2, Stéphane Petit1, Philippe Balcou1, Romain Czarny2, Sébastien Montant1, Christophe SimonBoisson2; 1CELIA, France, 2Thales Optronique S.A., France. We report on a high-average-power 888nm diode-pumped passively mode-locked TEM00 Nd:YVO4 oscillator with adjustable pulse durations. From 45 to 15W output power, we produced corresponding 32 to 12ps long pulses without spatial hole burning. Tuesday, May 18 David Piehler is an innovator and leader in the deployment and development of fiber-to-thepremises (FTTP) and hybrid-fiber coax (HFC) broadband access networks world-wide and in their underlying technologies. At his consulting firm, Fields and Waves, he advises clients on technical and market issues surrounding nextgeneration broadband access at the physical, network and services layers. He presently plays a leading role in the definition of next-generation access networks, including OFDM-PON, 10GPON and RFoG. At Alphion Corporation in 2007 – 2009, he developed technologies for passive optical network reach extension, and helped plan India’s state-owned BSNL’s FTTP network. Until 2006, Dr. Piehler held various engineering and management positions at Harmonic Inc. including Vice President of Research and Development and Vice President of Harmonic’s FTTP Business Unit. In 2000 and 2001 he was an Entrepreneur-inResidence at the Mayfield Fund and an acting–VP of Product Development at two of their early-stage startups. Dr. Piehler received a Ph.D. in Physics from the University of California at Berkeley for experimental work in nonlinear optics. $5V&&tQN New Modality of Type-I Second Order Nonlinear Interaction in Bulk AlGaAs Bragg Reflection Waveguide, Payam Abolghasem, Junbo Han, Bhavin J. Bijlani, Amr S. Helmy; Univ. of Toronto, Canada. Type-I TMω-> TM2ω phase-matching in isotropic [001]-grown AlGaAs Bragg reflection waveguide is reported. This nonlinear interaction coexists with type-I TEω-> TM2ω and type-II TEω+ TMω -> TE2ω within a spectral window of 17 nm. /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 111 Room A1 Room A2 Room A3 Room A4 Tuesday, May 18 CLEO $5V7t6MUSBGBTU:C%PQFE 4PVSDFT$POUJOVFE $5V8t)JHI$POUSBTU1FSJPEJD 3FGMFDUPS%FWJDFT$POUJOVFE $5V9t4VQFS$POUJOVVN'JCFS 4PVSDF$POUJOVFE $5V:t0QUPGMVJEJD.BUFSJBMTBOE 4FOTJOH4ZTUFNT$POUJOVFE $5V7tQN Dual-Wavelength Mode-Locked Yb:YAG Ceramic Laser in Single Cavity, Hiroaki Yoshioka1, Shinki Nakamura1, Takayo Ogawa2, Satoshi Wada2; 1 Ibaraki Univ., Japan, 2RIKEN, Japan. We demonstrated a 380 fs dual-wavelength independently mode-locked Yb:YAG ceramic laser at 1033.6 and 1047.6 nm. To the best of our knowledge, this is the first dual-wavelength mode locking achieved in Yb-doped solid-state lasers. $5V8tQN Planar, High Numerical-Aperture Lens Using Sub-Wavelength High Contrast Grating, Fanglu Lu, Forrest Sedgwick, Connie J. Chang-Hasnain; Univ. of California, Berkeley, USA. Planar lenses using sub-wavelength high contrast grating are investigated. By designing the phase of the grating, high numerical aperture lenses can be achieved, with small spherical aberration and low insertion loss. $5V9tQN Extreme-Value Statistics in Supercontinuum Generation by Cascaded Stimulated Raman Scattering, Antti Aalto, Goëry Genty, Juha Toivonen; Tampere Univ. of Technology, Finland. Statistical fluctuations in cascaded stimulated Raman spectra are studied. The statistical distribution of shot-to-shot spectral variations evolves from a quasi-Gaussian to a long-tailed extremevalue distribution for Stokes orders at a large separation from the pump. $5V:tQN Optofluidic Microchip with Integrated 780-nm VCSEL Arrays for Biomedical and Chemical Sensing, Ansas M. Kasten, Joshua D. Tice, John P. Eichorst, Brian R. Dorvel, Paul J. A. Kenis, Kent D. Choquette; Univ. of Illinois, USA. We report the compact integration of high-power 780-nm VCSEL arrays with a microfluidic channel to create an optofluidic microchip. Characterization of the microchip using a near-infrared fluorescent dye yields a detection limit of 10 µM. $5V7tQN Diode Laser Pumped Efficient Femtosecond Yb:YAG Ceramic Laser, Binbin Zhou1, Zhiyi Wei1, Yuwan Zou1, Yongdong Zhang1, Xin Zhong1, Gilbert L. Bourdet2, Junli Wang3; 1Chinese Acad. of Sciences, China, 2LULI, École Polytechnique, CNRS, CEA, UPMC;, France, 3Xidian Univ., China. A diode-pumped mode-locking ceramic Yb:YAG laser with slope efficiency of 76% was demonstrated, output power up to 1.9W was obtained with pulse duration of 418fs and central wavelength of 1048nm. $5V9tQN Soliton Collision Induced Dispersive Wave Generation, Miro Erkintalo1, Goery Genty1, John M. Dudley2; 1Tampere Univ. of Technology, Finland, 2 Univ. de Franche-Comté, France. We show numerically in the context of supercontinuum generation in the long pulse regime that soliton collisions can lead to the generation of rare, extreme-amplitude dispersive waves with enhanced spectral shift. $5V:tQN Optofluidic Three-Cimensional Self-Assembly of Vertically Patterned Microstructures Using Railed Microfluidics, Su Eun Chung, Yoonseok Jung, Sunghoon Kwon; Seoul Natl. Univ., Republic of Korea. We demonstrate optofluidic threedimensional (3-D) vertical self-assembly of twodimensionally patterned microstructures using railed microfluidics. 3-D railed assembly method is easy and fast vertical heterogeneous patterning and assembly technique. $5V7tQN Compact Femtosecond Laser System with 2 mJ Output, Evgueni Slobodtchikov, Peter F. Moulton; Q-Peak Inc., USA. 2-mJ, 600-fs, 1047-nm pulses at a 250-Hz rate from a compact, Yb-doped crystal CPA laser system were achieved. We combine a positive-dispersion-regime oscillator, regenerative amplifier and a hybrid stretcher/compressor based on chirped volume Bragg gratings. $5V9tQN Maximizing the Supercontinuum Bandwidth in As2S3 Chalcogenide Photonic Crystal Fibers, Robert J. Weiblen1, Jonathan Hu1, Curtis R. Menyuk1, Brandon Shaw2, Jas S. Sanghera2, Ishwar D. Aggarwal2; 1Univ. of Maryland Baltimore County, USA, 2NRL, USA. We simulate supercontinuum generation in an As2S3 chalcogenide photonic crystal fiber with a hexagonal structure, optimizing the fiber pitch and pulse duration with a 2.8μm laser source in order to maximize the output bandwidth. $5V:tQN Self-Assembled Femtoliter-Scale Structures in a Hollow Optical Fiber for Optofluidic Applications, Sohee An; Yonsei Univ., Republic of Korea. We propose self-assembled femtoliter-fluid formation depending on temperature in a hollow optical fiber (HOF) by the unsophisticated flame brushing technology. Three kind of structures are generated, also we see the optical property. QNoQN .BSLFU'PDVT1IPUPOJDTGPS&OFSHZ** San Jose McEnery Convention Center, Exhibit Hall 2 QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 112 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A6 Room A5 Room A7 CLEO 2&-4 25V&t5XP1IPUPO1SPDFTTFT Continued $5V;t2VBOUVN%PUBOE 2VBOUVN%BTI-BTFST Continued $5V""t$-&04ZNQPTJVNPO /PWFM0QUJDBM'JCFST'JCFST GPS5FMFDPNNVOJDBUJPOTBOE (FPQIZTJDT$POUJOVFE 25V&tQN Invited Two Photon Emission, Entanglement and Gain from Semiconductors at Room Temperature, Meir Orenstein, Alex Hayat, Amir Nevet, Pavel Ginzburg, Serge Rosenblum; Technion Israel Inst. of Technology, Israel. The first observation of two-photon emission from semiconductors and its applications are presented theoretically and experimentally. Entanglement sources are proposed and two-photon gain is measured in electrically-pumped devices at room temperature, promising giant pulse generation. $5V;tQN Bandstructure Engineering with a Two-Dimensional Patterned Quantum Dot Lattice, V. B. Verma, N. L. Dias, U. Reddy, K. P. Bassett, X. Li, J. J. Coleman; Univ. of Illinois at UrbanaChampaign, USA. A semiconductor laser with active layer consisting of a patterned quantum dot lattice demonstrates evidence of miniband formation resulting from inter-dot coupling. Excited state lasing is thought to result from a phonon bottleneck-like effect. $5V""tQN Invited Advanced Optical Fibers for Geophysical Sensing Applications, Paul E. Sanders; Qorex, USA. Fiber optic sensing in the geophysical sector requires optical fibers that endure harsh high temperature, hydrogen environments. This paper reviews sensing fiber design for these conditions and fiber and waveguide designs for enhanced sensor performance. $5V;tQN Multi-Wavelength Femtosecond Pump-Probe Characterization of 1550 nm InAs/InP Quantum Dash Optical Amplifiers, Amir Capua1, Udi Ben-Ami2, Gadi Eisenstein1, Johann Peter Reithmaier3; 1Technion – Israel Inst. of Technology, Israel, 2 OptiSiv, Israel, 3Kassel Univ., Germany. We report the first multi wavelength, ultra fast pump probe characterization of an inhomogeneous broadened, nanostructure gain media. We identify different physical mechanisms that govern the dynamics at the different energies. $5V""tQN Multimode Graded-Index Fluorine-Doped Fibers for Harsh Environments Fabricated by MCVD-Method, Sergei L. Semjonov1, Vladimir F. Khopin2, Mikhail Y. Salganskiy 2, Alexey N. Guryanov2, Alexey F. Kosolapov1, Ivan V. Nikolin3, Evgeniy M. Dianov1; 1Fiber Optics Res. Ctr., Russian Federation, 2Inst. of High Purity Substances, Russian Federation, 3Schlumberger Moscow Res., Russian Federation. Multimode graded-index fluorine-doped fibers with a record (for the MCVD method) value of the refractive index difference of -0.0115 (NA~0.185) were fabricated and tested at high temperature (up to 300°C) in hydrogen atmosphere (50 atm). QNoQN .BSLFU'PDVT1IPUPOJDTGPS&OFSHZ** San Jose McEnery Convention Center, Exhibit Hall 2 Tuesday, May 18 25V&tQN Intensity Invariance of Strong-Field Two-Photon Absorption, Sangkyung Lee1, Jongseok Lim1, Vahe Hakobyan2, Stéphane Guérin2, Jaewook Ahn1; 1Korea Advanced Inst. of Science and Technology, Republic of Korea, 2Inst. Carnot de Bourgogne, France. We demonstrate experimentally and theoretically the intensity-invariant scaling formula of coherent control of two-photon absorption as a function of pulse-shape parameters of ultrafast laser field in the strong-interaction regime. $5V;tQN Optically Injected Quantum Dash Lasers at 1550nm Employed as Highly Tunable Photonic Oscillators, Michael C. Pochet1, Nader A. Naderi1, Vassilios Kovanis2, Luke F. Lester1; 1Univ. of New Mexico, USA, 2US AFRL, USA. Experimental investigation of an optically-injected quantumdash laser’s operational map shows large regions of period-one operation. The enhanced and undamped relaxation oscillations of the period-one state are discussed as a building block for tunable photonic oscillators. QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 Reminder: CLEO/QELS Program now available in mobile formats! 3 Visit www.cleoconference.org for more information. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 113 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 Tuesday, May 18 CLEO 2&-4 $5V##t/POMJOFBSBOE-JOFBS 5)[4QFDUSPTDPQZ$POUJOVFE $5V$$t%FFQ6MUSBWJPMFU LEDs—Continued $5V%%t1SFDJTJPO4JHOBM (FOFSBUJPOBOE%JTUSJCVUJPO Continued 25V't2&-44ZNQPTJVN PO/BOPQIPUPOJDT BOE.FUBNBUFSJBMT** /BOPQIPUPOJDT$POUJOVFE $5V##tQN Perfect Terahertz Absorber Using Fishnet Based Metafilm, Abul K. Azad, Dmitry Shchegolkov, Hou-Tong Chen, Antoinette Taylor, Evgenya Smirnova, John O’Hara; Los Alamos Natl. Lab, USA. We present a perfect terahertz absorber that operates over numerous incidence angles. The two-fold symmetry of rectangular fishnet structures allows either complete absorption or mirror-like reflection depending on the orientation of the electric field. $5V$$tQN High Power 245 nm Deep UV LEDs, Max Shatalov1, Wenhong Sun1, Jinwei Yang1, Xuhong Hu1, Yuri Bilenko1, Remis Gaska1,2, Craig Moe2, Michael Wraback2; 1Sensor Electronic Technology, Inc., USA, 2 US ARL, USA. We report large area, 245 nm to 250 nm deep UV LEDs with output power more than 5 mW in CW operation and above 30 mW for 200 us pulses at 10 % duty cycle. $5V%%tQN Invited Ultra-Low Noise Microwave Generation Using Femtosecond Lasers and Applications, Y. Le Coq1, J. Millo1, W. Zhang1, M. Abgrall1, M. Lours1, H. Jiang1, E. M. L. English1, R. Boudot2, P. Y. Bourgeois2, M. E. Tobar3, J. Guena1, A. Clairon1, A. Bize1, A. N. Luiten3, Y. Kersale3, G. Santarelli1; 1LNESYRTE, Observatoire de Paris, France, 2FEMTO-ST Inst., CNRS and ENSMM, France, 3School of Physics, Univ. of Western Australia, Australia. We use fiber-based frequency combs and optical cavities to generate low-noise microwave signals. Microwave extraction at 2.3x10-16 at 1s is demonstrated. We use such signal for driving a fountain clock at its projection noise limit. 25V'tQN High-Performance Sensing with Plasmonic Nanorod Metamaterials, Viktor A. Podolskiy1,2, A. V. Kabashin3,4, P. Evans5, S. Pastkovsky4, W. Hendren5, G. Wurtz5, R. Atkinson5, R. Pollard5, A. V. Zayats5; 1Oregon State Univ., USA, 2Univ. of Massachusetts Lowell, USA, 3Univ. de Méditerranée, France, 4École Polytechnique de Montréal, Canada, 5 Queen’s Univ. of Belfast, UK. We present an optical sensor based on plasmonic nanorod metamaterials. The sensor operates similar to well-established surface plasmon polariton sensors, but offers order-of-magnitude improvement over existing technology. Optical and biological applications are discussed. $5V##tQN Asymmetric Autler-Townes Effect in THzDriven Quantum Wells: Beyond the Three State and Rotating Wave Approximations, Benjamin Zaks1, Dominik Stehr1,2, Stephen Hughes3, Alex Maslov4, David Citrin5, Mark Sherwin1; 1Univ. of California at Santa Barbara, USA, 2Inst. of Ion Beam Physics and Materials Res., Forschungszentrum Dresden-Rossendorf, Germany, 3Queens Univ., Canada, 4Tucson, USA, 5Georgia Tech Univ., USA. Quantum wells driven by THz radiation near an intersubband resonance exhibit a power dependent asymmetry in the excitonic Autler-Townes doublet. Experimental observations and nonperturbative simulations indicate strong driving induces a redshift of the intersubband energy. $5V$$tQN Deep Ultraviolet LEDs based on AlGaN Alloys by Plasma-assisted Molecular Beam Epitaxy, Yitao Liao, Christos Thomidis, Chen-kai Kao, Enrico Bellotti, Theodore D. Moustakas; Boston Univ., USA. We report the development of AlGaN-based deep UV LEDs by plasma-assisted molecular beam epitaxy, which at bare-die configuration have an output power of 1.3 mW at 200 mA and external quantum efficiency of 0.16%. $5V##tQN Carrier Transport in Dye-sensitized ZnO and TiO2 Nanoparticles: What Can We Learn from Ultrafast Terahertz Spectra? Petr Kuzel1, H. Nemec1, J. Rochford2, O. Taratula2, E. Galoppini2, A. Yartsev3, V. Sundstrom3; 1Inst. of Physics, Czech Acad. Sci., Czech Republic, 2Rutgers Univ., USA, 3 Lund Univ., Sweden. We used time-resolved spectroscopies in terahertz and visible ranges complemented with Monte-Carlo simulations to assess the connection between ultrafast charge injection and formation and transport of mobile charge carriers in dye-sensitized nano-structured semiconductors. $5V$$tQN Excitation Wavelength Dependence of TimeResolved Photoluminescence in Deep-UV MQWs LEDs on Bulk AlN, Gregory A. Garrett1, Hongen Shen1, Michael Wraback1, James R. Grandusky2, Shawn Gibb2, Leo J. Schowalter2; 1US ARL, USA, 2Crystal IS, Inc., USA. Photoluminescence lifetimes of nearly dislocation free high Al content AlGaN MQW LEDs on bulk AlN are presented as a function of temperature and excitation power for both direct photo-excitation of the wells and barriers. 25V'tQN Invited Nanodevices Based on Plasmonics for Few/Single Molecule Detection, Enzo Di Fabrizio; Italian Inst. of Technology, Italy. Different plasmonic based devices are fabricated using novel micro and nanofabrication techniques for single molecule detection: Self-similar Ag-nanosphere based plasmonic devices, device comprising tapered nanolens and photonic crystal cavity and, finally, Si micropillars based superhydrobhobic surface. $5V%%tQN Attosecond Resolution Timing Jitter Characterization of Diode Pumped Femtosecond Cr:LiSAF Lasers, Umit Demirbas, Andrew Benedick, Alphan Sennaroglu, Duo Li, Jungwon Kim, James G. Fujimoto, Franz X. Kärtner; MIT, USA. Two diode pumped Cr:LiSAF lasers are synchronized using a balanced nonlinear optical cross correlator. An integrated timing jitter of less than 156 as in the 10 kHz to 10 MHz range is measured. QNoQN .BSLFU'PDVT1IPUPOJDTGPS&OFSHZ** San Jose McEnery Convention Center, Exhibit Hall 2 QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 114 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 3PPN## 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU $-&0"QQMJDBUJPOT 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO $5V&&t/POMJOFBS&GGFDUT JO'JCFSTBOE8BWFHVJEFT Continued $5V''t)JHI1PXFS4IPSU 1VMTF$POUJOVFE "5V"tQN Demonstration of 10.7-Gb/s Transmission in 50-km PON with Uncooled Free-Running 1550nm VCSEL, Kamau Prince, Ming Ma, Timothy B. Gibbon, I. Tafur Monroy; DTU Fotonik, Denmark. First-known demonstration of an uncooled, free-running 1550 nm VCSEL at 10.7 Gb/s over 50 km PON uplink with 35 km SMF and 15 km inverse dispersion fiber, achieving 24 dB margin for 10-9 BER. $5V&&tQN High Bandwidth, Ultra-Low Power All Optical Modulation with a Nano-Fiber Embedded in Rb Vapor, Kenneth Salit, Mary Salit, Subramanian Krishnamurthy, Ye Wang, Prem Kumar, Selim M. Shahriar; Northwestern Univ., USA. We report all-optical modulation at 2 GHz with 19 attojoules, using a tapered nano-fiber embedded in Rb vapor. The switching energy is a record low value for modulation at this speed, requiring only 75 photons. $5V''tQN 25 W Pico-Second Vortex Output from a MixedVanadate Master Laser and a Yb-Doped Fiber Power Amplifier, Mio Koyama, Yuichi Tanaka, Masahito Okida, Katsuhiko Miyamoto, Takashige Omatsu; Chiba Univ., Japan. A high-power picosecond vortex output from a mixed-vanadate master laser and a Yb-doped fiber amplifier system was demonstrated. An output power of 25.3 W was achieved, corresponding to a peak power of 37.4 kW. "5V"tQN Fiber Bragg Grating-Based Architectures for Reconfigurable Services in In-Building Networks, Gustavo Puerto, José Mora, Beatriz Ortega, José Capmany, Fulvio Grassi; ITEAM Res. Inst., Spain. Architectures for dynamic reconfiguration of wavelength services are presented in this paper. The approaches are based on Fiber Bragg Gratings (FBG) and optical switching. In particular, the proposed architectures fit for large in-building networks $5V&&tQN Tailoring Second-Harmonic Generation in Birefringent Poled Fiber via Twist, Eric Y. Zhu1, Li Qian1, Lukas G. Helt2, Marco Liscidini2, John E. Sipe2, Costantino Corbari3, Albert Canagasabey3,4, Morten Ibsen3, Peter G. Kazansky3; 1Dept. of Electrical and Computer Engineering, Univ. of Toronto, Canada, 2Physics Dept., Univ. of Toronto, Canada, 3 Optoelectronics Res. Ctr., Univ. of Southampton, UK, 4Optical Communications Group, Univ. of New South Wales, Australia. We predict theoretically and demonstrate experimentally the ability to generate and control the strengths of various second-harmonic signals in birefringent poled fiber. This is done by simply twisting the fiber. $5V''tQN Current Status of the HERACLES, a Millijoule Level, Multi kHz, Few-Cycle, and CEP Stabilized OPCPA System, Michael Hemmer, Andreas Vaupel, Martin Richardson; CREOL, College of Optics and Photonics, USA. A cryogenic-cooling free, few-cycle, carrier-envelope-phase stabilized OPCPA designed to operate at repetition rates as high as 25 kHz with millijoule level energy is presented. Motivation, design issues and current state of the system are reported. "5V"tQN Secure Key Distribution over a 200km Long Link Employing a Novel Ultra-long Fiber Lasers (UFL) Scheme, Omer Kotlicki, Jacob Scheuer; Tel Aviv Univ., Israel. We demonstrate secure key distribution over a 200km long link employing a novel ultralong fiber laser, enabling bit exchange at 0.5 kbps. Excellent immunity for both spectral and temporal eavesdropping strategies is demonstrated experimentally. $5V&&tQN Gain Recovery in Columnar Quantum Dot SOA at 1550 nm, Giampiero Contestabile1,2, Akihiro Maruta1, Ken-ichi Kitayama1; 1Osaka Univ., Japan, 2 Scuola Superiore Sant’Anna, Italy. We report the experimental characterization of the gain recovery of a columnar-quantum-dot SOA (CQD-SOA) at 1550 nm. We find a three-step recovery process that allows 85% gain recovery in 10ps and 100% in 30ps. $5V''tQN Hybrid Solid/Gas Blue-Green Multiterawatt Femtosecond Laser, Gaelle Coustillier1, Vadim Tcheremiskine1, Raphael Clady1, Olivier Uteza1, Marc Sentis1, Laurent Charmasson1, Leonid D. Mikheev2, Andrei Aristov 2; 1Univ. de la Méditerranée, France, 2P.N. Lebedev Physical Inst., Russian Federation. The paper presents a visible (475 nm) multiterawatt femtosecond laser chain based on solid/gas technology, and composed of a Ti:Sapphire oscillator, an Optical Parametric Chirped Pulse Amplifier, a frequency converter, and a high-power XeF(C-A) amplifier. Tuesday, May 18 "5V"t0QUJDBM$PNNVOJDBUJPOT /FUXPSLTBOE4ZTUFNT Continued QNoQN .BSLFU'PDVT1IPUPOJDTGPS&OFSHZ** San Jose McEnery Convention Center, Exhibit Hall 2 QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 115 Room A1 Room A2 Room A3 Room A4 Tuesday, May 18 CLEO 116 4:45 p.m.–6:30 p.m. $5V((t.JE*3'FNUPTFDPOE 1VMTF(FOFSBUJPO"NQMJGJDBUJPO Irina T. Sorokina; Norwegian Univ. of Science and Technology, Norway, Presider 4:45 p.m.–6:30 p.m. $5V))t4MPXBOE'BTU-JHIUJO )JHI*OEFY$POUSBTU4ZTUFNT Chee Wei Wong; Columbia Univ., USA, Presider 4:45 p.m.–6:30 p.m. $5V**t4BUVSBCMF"CTPSCFS .PEF-PDLFE'JCFS-BTFST Kazi S. Abedin; NICT, Japan, Presider 4:45 p.m.–6:30 p.m. $5V++t0QUPGMVJEJD5SBQQJOH 4PSUJOHBOE.BOJQVMBUJPO David Erickson; Cornell Univ., USA, Presider $5V((tQN Invited Fiber-Based, Soliton-Tuned Femtosecond Optical Source Mid Infrared Spectral Region, Randy Bartels, David Winters, Greg Futia, Philip Schlup; Colorado State Univ., USA. A fiber-based compact source of mid-infrared ultrafast laser pulses is presented. A polarization-maintaining fiber amplifier provides the pump pulses, while the signal pulses are derived from the same source by soliton self-frequency shifting in the same fiber. Noise and jitter of the fiber pulses are characterized. $5V))tQN Electro-Optical Tunable Time Delay and Advance in Silicon Microring Resonator-Based Notch Filters, Xianshu Luo, Andrew W. Poon; Hong Kong Univ. of Science and Technology, China. We report electro-optical tunable time delay/ advance using silicon microring resonator-based notch filters. We demonstrated tunable time delay/ advance of ~30 ps / ~70 ps at a single wavelength upon a voltage change of 10 mV. $5V**tQN 1 GHz Femtosecond Erbium-doped Fiber Lasers, Michelle Y. Sander, Hyunil Byun, Jonathan Morse, David Chao, Hanfei M. Shen, Ali Motamedi, Gale Petrich, Leslie Kolodziejski, Erich P. Ippen, Franz X. Kärtner; MIT, USA. Saturable Bragg reflector (SBR) mode-locked Er-doped fiber lasers around 1550nm with a repetition rate of 1GHz are demonstrated. Key steps to obtain stable, femtosecond pulses by avoiding thermal damage of the SBR are discussed. $5V++tQN Multipoint Microfluidic Detection Using an Integrated Zone Plate Array, Ethan Schonbrun, Paul E. Steinvurzel, Kenneth B. Crozier; Harvard Univ., USA. Using a microfabricated zone plate array, we demonstrate detection of fluorescent beads at 12 locations along a serpentine microfluidic channel. Cross-correlations of the signals along the channel enable velocity dispersion measurements. $5V))tQN Chip-Scale Integrated Tuning of Slow- and Fast-Light in All-Optical Analogue to Multi-EIT in Photonic Crystal Cavities, Tingyi Gu1, Serdar Kocaman1, Xiaodong Yang2, James McMillan1, Mingbin Yu3, Dim-Lee Kwong3, Chee Wei Wong1; 1 Optical Nanostructures Lab, Columbia Univ., USA, 2 Univ. of California at Berkeley, USA, 3Inst. of Microelectronics, Singapore. We present the integrated chip-scale tuning of multiple photonic crystal cavities. The optimized implementation allows for large tuning (200K/mW), with deterministic resonance control towards all-optical analogue to electromagnetically-induced-transparency on-chip. $5V**tQN Generation of sub-20fs Pulses from an All-Fiber Carbon Nanotube Mode-Locked Laser System, Khanh Kieu, Jason Jones, Nasser Peyghambarian; Univ. of Arizona, USA. We report a simple allfiber femtosecond laser system based on carbon nanotube saturable absorber that was capable of generating 17-fs pulses with optical spectrum extending from 1000 nm to beyond 1750 nm. $5V++tQN Rapid Droplet Mixing Using Light-Actuated Digital Microfluidics, Shao Ning Pei, Justin K. Valley, Steven L. Neale, Hsan-Yin Hsu, Arash Jamshidi, Ming C. Wu; Univ. of California at Berkeley, USA. We demonstrate the rapid droplet mixing ability of the Light-Actuated Digital Microfluidics device. A 3x3 array of droplets with 9 different reagent mixing ratios have been successfully generated using a digital light projector. $5V((tQN Femtosecond Operation and Random QuasiPhase-Matched Self-Doubling of Ceramic Cr:ZnSe Laser, Evgeni Sorokin1, Irina T. Sorokina2; 1 Inst. für Photonik, Technische Univ. Wien, Austria, 2 Dept. of Physics, Norwegian Univ. of Science and Technology, Norway. A 100-fs Cr:ZnSe laser, based on a ceramic active medium, generates 100 mW at 215 MHz repetition rate around 2450 nm. Co-propagating second-harmonic pulse at 1225 nm is simultaneously generated due to random quasi-phase-matching process. $5V))tQN 235-Ring Coupled-Resonator Optical Waveguides, Michael L. Cooper1, Greeshma Gupta1, William M. J. Green2, Solomon Assefa2, Fengnian Xia2, Yurii A. Vlasov2, Shayan Mookherjea1; 1Univ. of California, San Diego, USA, 2IBM Thomas J. Watson Res. Ctr., USA. Silicon microring coupledresonator optical waveguides (CROWs) with up to 235 unit cells are fabricated and measured. These are the longest CROW structures made, and both amplitude and group delay variation measurements are reported. $5V**tQN Invited Carbon Nanotube Photonics, Shinji Yamashita, Amos Martinez, Kin Kee Chow; Univ. of Tokyo, Japan. We review our studies on passively modelocked fiber lasers and nonlinear optical devices using carbon nanotube (CNT). CNT-based devices offer several key advantages such as: Ultra-fast response, robustness, tunability of wavelength, and compatibility to fibers. $5V++tQN Planar Electro-optofluidic Chip: Integration of Nanopore with Optofluidics, Mikhail I. Rudenko1, Matthew R. Holmes2, Philip Measor1, David W. Deamer1, Aaron R. Hawkins2, Holger Schmidt1; 1 School of Engineering, Univ. of California at Santa Cruz, USA, 2ECEn Dept., Brigham Young Univ., USA. We present integration of two ultra-sensitive technologies - ARROW waveguides and solid-state nanopore - in a planar electro-optofluidic platform. The functionality of the chip is demonstrated using concurrent electrical and optical detection of fluorescent nanospheres. $5V((tQN Few-cycle OPCPA system with more than 1 µJ at 143 kHz, Marcel Schultze1, Thomas Binhammer2, Andy Steinmann1, Guido Palmer1, Moritz Emons1, Uwe Morgner1,3; 1Inst. of Quantum Optics, Leibniz Univ. Hannover, Germany, 2Venteon Laser Technologies GmbH, Germany, 3Laser Zentrum Hannover (LZH), Germany. An OPCPA system delivering 8.8 fs pulses with 1.3 µJ of energy at 143 kHz repetition rate is presented. Pump and seed for the parametric amplification are simultaneously generated by a broadband Ti:sapphire oscillator. $5V))tQN Optical Performance Monitoring at 640Gb/s Based on Slow Light on a Chip, Bill Corcoran1, christelle Monat1, Mark Pelusi1, Christian Grillet1, Tom White2, Liam O’Faolain2, Thomas F. Krauss2, Benjamin J. Eggleton1, David J. Moss1; 1Univ. of Sydney, Australia, 2Univ. of St. Andrews, UK. We demonstrate residual dispersion and OSNR monitoring from 40Gb/s to 640Gb/s via slow-light enhanced optical THG in dispersion engineered 2-D silicon photonic crystal waveguides. $5V++tQN Trapping and Stretching of Single Cells in an Optofluidic Chip Fabricated by a Femtosecond Laser, Nicola Bellini1, Krishna Vishnubhatla1, Roberta Ramponi1, Roberto Osellame2, Francesca Bragheri3, Lorenzo Ferrara3, Paolo Minzioni3, Ilaria Cristiani3; 1Physics Dept., Politecnico di Milano, Italy, 2Inst. di Fotonica e Nanotecnologie-CNR, Italy, 3CNISM and Electronics Dept., Univ. of Pavia, Italy. We present a monolithic chip able to perform single-cell mechanical analyses without physical contact and with high reproducibility. The chip is based on a fused silica glass substrate and it is fabricated by fs-laser micromachining. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 2&-4 Room A6 Room A7 CLEO 4:45 p.m.–6:30 p.m. $5V,,t/BSSPX-JOFXJEUIBOE *OKFDUJPO-PDLFE-BTFST Shinji Tsuji; Hitachi Central Res. Lab, Japan, Presider 4:45 p.m.–6:30 p.m. $5V--t$-&04ZNQPTJVN PO/PWFM0QUJDBM'JCFST .JDSPTUSVDUVSFEBOE.JDSPGJMMFE 'JCFST Axel Schulzgen; Univ. of Central Florida, USA, Presider 25V(tQN Ultra-Long-Lived Molecular Coherence in H2 Filled Hollow-Core Photonic Crystal Fiber, Yingying Wang, Francois Couny, Brian Mangan, Fetah Benabid; Physics Dept., Univ. of Bath, UK. A delayed probe-pump technique shows the persistence of molecular coherence of rotational Raman resonance in hydrogen-filled hollow-core photonic crystal fiber over a time-scale ~42 times longer than the dephasing time. $5V,,tQN Direct Observation of Two-Photon Gain in Semiconductors, Amir Nevet, Alex Hayat, Meir Orenstein; Technion, Israel. We report the first observation of two-photon gain in solids, specifically in electrically-pumped room-temperature semiconductor devices. Structures optimized to enhance the nonlinear two-photon interaction and reduce parasitic effects yielded gain in excellent agreement with theory. 25V(tQN Observation of Four-Wave Mixing Conversion Efficiency and Bandwidth in Silicon Photonic Crystal Waveguides, James F. McMillan1, Mingbin Yu2, Dim-Lee Kwong2, Chee-Wei Wong1; 1Optical Nanostructures Lab, USA, 2Inst. of Microelectroncis, Singapore. We present observations of slow-light enhanced four-wave mixing in silicon photonic crystal waveguides (11-dB enhancement in idler conversion efficiency), with a corresponding reduction in conversion bandwidth due to increased group velocity dispersion. $5V,,tQN Integrated Device with Three Mutually Coupled DFB Lasers for Tunable, Narrow Linewidth, mm-Wave Signal Generation, Marco Soldo1, Marco Zanola1,2, Michael J. Strain2, Marc Sorel2, Guido Giuliani1; 1Univ. di Pavia, Italy, 2Univ. of Glasgow, UK. An integrated monolithic device where two DFB lasers are phase-locked via mutual injection, assisted by a Four-Wave-Mixing process that takes place in an auxiliary DFB, generates a spectrally pure tunable mm-wave signal. $5V--tQN Invited Integration of Semiconductors, Molecules, and Metals into Microstructured Optical Fibers, John V. Badding1, N. F. Baril1, J. R. Sparks1, J. A. Calkins1, D. A. Allara1, P. J. A. Sazio2, A. C. Peacock2, N. Healy2, V. Gopalan1, M. Krishnamurthy1, I. Temnykh1; 1Pennsylvania State Univ., USA, 2 Optoelectronics Res. Ctr., Univ. of Southampton, UK. Integration of semiconductors, molecules and metals into microstructured optical fibers allows for exploitation of the broad range of electronic and optical properties that these materials can exhibit, making possible in-fiber optoelectronic devices. 25V(tQN Generation of 5-fs Pulses Tunable from 400 to 120 nm by Kagome-Lattice Hollow-Core PCF, Anton Husakou, Song-Jin Im, Joachim Herrmann; Max-Born-Inst., Germany. We predict the generation of isolated UV/VUV 5-fs pulses from Ti:sapphire laser pulses during spectral broadening in argon-filled kagome-cladding PCF. The spectral position of the pulse can be easily tuned by changing the pressure. $5V,,tQN Dual Wavelength Gain Guided Broad Area Semiconductor Lasers, Uttam Reddy, Neville L. Dias, Akash Garg, Varun B. Verma, Jonathan D. Young, James J. Coleman; Univ. of Illinois at Urbana Champaign, USA. A monolithically integrated dual wavelength semiconductor laser for optical heterodyning is presented. We present a novel laser design which employs surface etched DBR gratings in order to obtain lasing at very narrow line widths. $5V--tQN Nanobore PCF Maintaining Cylindrically Polarized Modes, Tijmen G. Euser1, Nicolas Y. Joly1,2, Christian Gabriel1,2, Christoph Marquardt1,2, Leyun Y. Zang1,2, Peter Banzer1,2, André Brenn1,2, Dominique Elser1,2, Michael Förtsch1,2, Silke Rammler1, Michael Scharrer1,2, Gerd Leuchs1,2, Philip St.J. Russell1,2; 1Max-Planck-Inst. for the Science of Light, Germany, 2Inst. for Optics, Information and Photonics, Univ. Erlangen-Nuremberg, Germany. A nanoscale hole placed centrally in the core of a PCF breaks the degeneracy between radially and azimuthally polarized modes, causing a large splitting in phase velocity, group velocity and dispersion. 25V(tQN Comparisons between Linear and Nonlinear Localized Waves in Semiconductor Lasers within a Surface Photonic Crystal Structure, YuanYao Lin1, Jin-Shan Pan2, Tsin-Dong Lee3, Ray-Kuang Lee1; 1Natl. TsingHua Univ., Taiwan, 2 TrueLight Corp., Taiwan, 3Industrial Technology Res. Inst., Taiwan. Without a holding beam, we report experimental observations of cavity solitons in a surface-photonic-crystal-structured VCSEL by the near-field scanning optical microscope. Comparisons between linear defect modes and cavity solitons are illustrated experimentally and numerically. $5V,,tQN MPSK Modulation by Optical Injection Locked VCSEL, Peng Guo1,2, Wei Jian Yang1, Devang Parekh 1, Cheng Hong 2, Cheng Zhang 2, Zhang Yuan Chen2, Connie J. Chang-Hasnain1; 1Univ. of California at Berkeley, USA, 2Peking Univ., China. Optical phase modulator based on OIL-VCSEL is investigated for the first time. Simulation shows a directly modulated OIL-VCSEL can function as a key component in QPSK or 8PSK transmitters. Preliminary phase-shift-keying characteristic is demonstrated experimentally. $5V--tQN Low Loss Amorphous Silicon Microstructured Optical Fiber with Large Mode Area Behavior, Noel Healy1, Justin R. Sparks2, Marco N. Petrovich1, Pier J. A. Sazio1, John V. Badding2, Anna C. Peacock1; 1Univ. of Southampton, UK, 2Penn State Univ., USA. An amorphous silicon microstructured optical fiber is presented. The fiber exhibits large mode area guidance properties and has a small core-cladding index contrast so that only two modes are supported over all telecommunications bands. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Tuesday, May 18 4:45 p.m.–6:30 p.m. 25V(t/POMJOFBS0QUJDTJO 1IPUPOJD$SZTUBM4USVDUVSFT Peter J. Mosley; Univ. of Bath, UK, Presider 117 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 Tuesday, May 18 CLEO 4:45 p.m.–6:30 p.m. $5V..t5)[2VBOUVN$BTDBEF Lasers Sushil Kumar; MIT, USA, Presider 4:45 p.m.–6:30 p.m. $5V//t/BOPTUSVDUVSF &OIBODFE-&%T E. Fred Schubert; Rensselaer Polytechnic Inst., USA, Presider 4:45 p.m.–6:30 p.m. $5V00t.JDSPTDPQZBOE *OUFSGFSPNFUSZ R. Jason Jones; Univ. of Arizona, USA, Presider 4:45 p.m.–6:30 p.m. 25V)t2&-44ZNQPTJVN PO/BOPQIPUPOJDT BOE.FUBNBUFSJBMT*** .FUBNBUFSJBMT Natasha Litchinitser; SUNY Buffalo, USA, Presider $5V..tQN Phase-Locked Arrays of Surface-Emitting Terahertz Quantum-Cascade Lasers, Tsung-Yu Kao1, Qing Hu1, John L. Reno2; 1MIT, USA, 2Sandia Natl. Labs, USA. We report single-mode operation of phase-locked arrays of surface-emitting distributed-feedback terahertz quantum-cascade lasers. Carefully-designed phase-sector locks lasers in-phase, creating tighter beam-patterns along the phased-array direction (FWHM~10deg). This method allows beam-steering applications at terahertz frequencies. $5V//tQN Plasmon-Enhanced Light Emission from InGaN Quantum Wells Using Lithographically Defined Nanoparticle Arrays, John T. Henson, Emmanouil Dimakis, Jeff DiMaria, Theodore D. Moustakas, Roberto Paiella; Boston Univ., USA. Square periodic arrays of silver nanoparticles featuring plasmonic resonances in the technologically important green spectral region were developed and used to demonstrate plasmon-enhanced light emission from InGaN quantum wells. $5V00tQN Solid-State Ring Laser Gyro with Similar Level of Performance as Its Helium-Neon Counterpart, Sylvain Schwartz1, François Gutty2, Gilles Feugnet1, Jean-Paul Pocholle1; 1Thales Res. and Technology, France, 2Thales Avionics, France. Thanks to fast vibration of its gain medium, a solid-state ring laser gyro is shown to have a frequency behaviour similar to Helium-Neon commercial products, with potentially equivalent level of angular random walk. 25V)tQN Invited Nonlinear Wave Control and Rainbows in Complex Gyroelectric Structures, Allan D. Boardman1, Peter Egan1, Ortwin Hess2, Rhiannon C. Mitchell-Thomas1, Yuriy G. Rapoport1,3; 1Univ. of Salford, UK, 2Univ. of Surrey, UK, 3Taras Shevchenko Kyiv Natl. Univ., Ukraine. A fascinating review of nonlinear waves in metamaterials is presented with an emphasis upon complex waveguides. Many opportunities exist for elegant control such as the capture of rainbows and an exciting deployment of magneto-optic environments. $5V..tQN Phase-locking of a 2.7Terahertz Quantum Cascade Laser to a Femtosecond Mode-Locked ErFiber Laser, Stefano Barbieri1, Giorgio Santarelli2, Pierre Gellie1, Lu Ding1, Massimiliano Amato1, Wilfried Maineult1, Carlo Sirtori1, Raffaele Colombelli3, Harvey Beere4, David Ritchie4; 1Lab MPQ-Univ. Paris 7-CNRS UMR 7162, France, 2LNE-SYRTE CNRS, UPMC, Observatoire de Paris, France, 3Inst. d’Electronique Fondamentale, Univ. Paris Sud and CNRS, UMR 8622, France, 4Cavendish Lab, UK. We demonstrate the phase-locking of a 2.7Terahertz Quantum Cascade Laser to the repetition rate of a commercial Er-doped fiber-fs-laser. We observe a linewidth of the beatnote signal with a signal-tonoise of 80dB in 1Hz bandwidth. $5V//tQN Effective Suppression of In Localization and Piezoelectric Field in InGaN Multi QuantumWells by Growth on Nano Scale Pyramidal Facets, Taek Kim, Jusung Kim, Moonseung Yang, Sangmoon Lee, Yongsoo Park, Uin Chung; Samsung Advanced Inst. of Technology, Republic of Korea. With a comparative study of MQWs on nano, and micro pyramids, we find elastic strain relaxation by nano size is responsible to uniform In distribution and reduced piezoelectric field in addition to the semipolar plane. $5V00tQN Low Temperature near-Field Scanning Optical Microscopy of IR and THz Surface-Plasmon Quantum Cascade Lasers, Ioana C. Moldovan Doyen1, Arthur Babuty1, Adel Bousseksou2, Raffaele Colombelli2, Samuel Grésillon1, Yannick De Wilde1; 1Inst. Langevin, France, 2Inst. d’électronique Fondamentale, Univ. Paris Sud, France. We present the first scattering type near-field scanning optical microscope operating at low temperature. This instrument is ideal to study infrared and terahertz QCLs combined with metallic photonic crystal resonators and surface plasmon waveguides. $5V..tQN Invited Quantum Cascade Laser Oscillating in CircuitBased Resonator, Christoph Walther, Giacomo Scalari, Maria Amanti, Mattias Beck, Jérôme Faist; ETH Zurich, Switzerland. We present a microcavity for the Terahertz based on a lumped circuit inductor - capacitor resonator. The substitution of the capacitor dielectric by a gain medium allows to observe lasing oscillations in the microcavity. $5V//tQN Light Extraction Enhancement of a LightEmitting Diode by Fabricating Surface Gratings around the Mesa with Patterned Photoelectrochemical Wet Etching, Cheng-Hung Lin, Cheng-Yen Chen, Dong-Ming Yeh, C. C. Yang; Natl. Taiwan Univ., Taiwan. The >43% enhancement of light extraction by fabricating a surface grating structure around the mesa of a light-emitting diode with an approach combining photoelectrochemical wet etching and phase mask interferometry is demonstrated. $5V00tQN Invited Ultrastable Atomic Force Microscopy Using Laser-Based, Active Noise Cancellation, Thomas T. Perkins, Gavin M. King, Allison B. Churnside, Ashley R. Carter; JILA, NIST, Univ. of Colorado at Boulder, USA. We achieved a 100-fold improvement in tip-sample stability by stabilizing the tip and the sample in 3-D using laser light backscattered off the apex of an AFM tip and a reference mark in the sample. : Thank you for attending CLEO/QELS. Look for your post-conference survey via email and let us know your thoughts on the program. 118 2&-4 $5V//tQN Contact Printing of Quantum Dot Light Emitting Diode on Silicon Probe Tip, Kazunori Hoshino, Ashwini Gopal, John X. J. Zhang; Univ. of Texas at Austin, USA. A novel quantum dot based LED is fabricated directly on a micromachined silicon probe. Monolayers of quantum dots are precisely deposited at the probe tip through microcontact printing and electrically excited to show successful electroluminescence. 25V)tQN Three-Dimensional Invisibility-Cloaking Structure at Optical Frequencies, Tolga Ergin1,2, Nicolas Stenger1,2, Martin Wegener1,2,3; 1Inst. für Angewandte Physik, Karlsruhe Inst. of Technology (KIT), Germany, 2DFG-Ctr. for Functional Nanostructures (CFN), Karlsruhe Inst. of Technology (KIT), Germany, 3Inst. für Nanotechnologie, Karlsruhe Inst. of Technology (KIT), Germany. We realize a three-dimensional invisibility-cloaking structure operating at optical frequencies. We employ a woodpile photonic crystal in the longwavelength limit with tailored polymer filling fraction to hide a bump in a gold reflector. 25V)tQN Three-Dimensional Chiral Photonic Superlattices, Michael Thiel1, Georg von Freymann2, Martin Wegener1; 1Inst. für Angewandte Physik and DFG-Ctr. for Functional Nanostructures, Karlsruhe Inst. of Technology, Germany, 2Inst. für Nanotechnologie, Karlsruhe Inst. of Technology, Germany. We study the chiral optical properties of three-dimensional photonic superlattices composed of polymeric helices in various spatial checkerboard-like configurations. We fabricate and characterize four arrangements of circularspiral photonic crystals with different relative phase and handedness. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 3PPN## $-&0"QQMJDBUJPOT 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO 4:45 p.m.–6:30 p.m. "5V#t0QUJDBM$PNNVOJDBUJPOT 5FDIOJRVFTBOE$PNQPOFOUT Christopher Wood; Precision Photonics Corp., USA, Presider 4:45 p.m.–6:30 p.m. $5V11t/POMJOFBS0QUJDBM 1IFOPNFOBBOE'JMBNFOUBUJPO Narasimha S. Prasad; NASA Langley Res. Ctr., USA, Presider 4:45 p.m.–6:30 p.m. $5V22t)JHI1PXFS-BTFST Gregory D. Goodno; Northrop Grumman Corp., USA, Presider "5V#tQN Invited Challenges in Design and Testing of Coherent Receivers, Robert Marsland; Optametra, LLC, USA. Since coherent receivers are nearing mass production for communication, it is crucial to consider the approaches to their design and evaluation, with emphasis on testing for optical front end calibration and production pass/fail type testing. $5V11tQN Plasma Waveguide Arrays from Filament Interaction in Air, Xuan Yang, Jian Wu, Yan Peng, Yuqi Tong, Peifen Lu, Liang’en Ding, Heping Zeng; East China Normal Univ., China. We demonstrate the formation of 1-D and 2-D plasma waveguide arrays induced by the strong interactions of non-collinearly femtosecond-pulse-induced filaments in air. The periodic self-channeling is evidenced by the direct observation of the filament coalescence. $5V22tQN 5VUPSJBM Solid-State Laser Power Scaling to 100 kW and Beyond, Hagop Injeyan1,2; 1California State Univ., USA, 2Pasadena City College, USA. ARecent Advances in Solid-State Laser development and power scaling have reached the critical 100 kW milestone. In this tutorial we discuss the underlying optical and thermo-mechanical issues of power scaling solid state lasers, and the techniques and architectures that various groups are using to overcome these issues to scale power to 100 kW and beyond. $5V11tQN Do Circularly Polarized Filaments Exist? Jeremy Yeak, Shermineh Rostami, Chengyong Feng, Xiaozhen Xu, Jean-Claude Diels; Univ. of New Mexico, USA. Filaments prepared by launching a focused beam (< 200µm) from vacuum to air exist only in linear polarization, in contrast to observations reporting filaments produced from a circularly polarized beam let to self-focus in air. $5V11tQN Generation and Self-Trapping of Optical Propelling Beams, Peng Zhang1, Simon Huang1, Yi Hu1,2, Daniel Hernandez1, Masami Yoshihara1, Zhigang Chen1,2; 1San Francisco State Univ., USA, 2 Nankai Univ., China. We generate optical beams with rotating intensity blades, namely “optical propellers”, by employing Moiré technique. Such rotating beams are controlled by SLM without mechanical movement or phase-sensitive interference. Self-trapping of propelling beams is also demonstrated. "5V#tQN Direct Phase Detection Technique Using an Injection-Locked VCSEL, Nazanin Hoghooghi, Ibrahim Ozdur, Mehmetcan Akbulut, Peter Delfyett; CREOL, The College of Optics and Photonics, Univ. of Central Florida, USA. A technique for direct detection of the phase of optical signals using an injection-locked VCSEL is presented. Conversion of the phase modulation to modulation of the voltage across the VCSEL is experimentally demonstrated. $5V11tQN Second Harmonic Optical Vortex Generation in Air, Martynas Beresna1, Peter G. Kazansky1, Yuri P. Svirko2, Martynas Barkauskas3, Romas Danielius3; 1Optoelectronics Res. Ctr., Univ. of Southampton, UK, 2Dept. of Physics and Mathematics, Univ. of Joensuu, Finland, 3Light Conversion Ltd., Lithuania. We demonstrate second harmonic vortex generation in atmospheric pressure air using tightly focused femtosecond laser beam. The average second harmonic power is two orders of magnitude higher compared to previous reports. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Tuesday, May 18 "5V#tQN Suppression of Intermodulation Distortion (IMD) in Coherent Systems Using Polymeric Dual Parallel Mach-Zehnder Modulators, SeongKu Kim1, Wei Liu1, Harold R. Fetterman1, Qibing Pei1, Larry R. Dalton2; 1Univ. of California at Los Angeles, USA, 2Univ. of Washington, USA. A linearized dual-parallel Mach-Zehnder modulator (DPMZM) based on a new electro-optic polymer is experimentally demonstrated to suppress third-order intermodulation-distortion (IMD3) in a coherent analog fiber optic link. A total 30dB cancellation of IMD3 was achieved. Hagop Injeyan is a former Technical Fellow at Northrop Grumman, Aerospace Sector, in Redondo Beach, California. During his 27 years at TRW and NG, Dr. Injeyan has been involved in the development of many types of lasers for industrial and military applications. During the last 2 decades, he has focused on the design and development of state-of-the-art high-power solid-state lasers. He specializes in architectures that have enabled scaling of solid state lasers to 100 kW and beyond as well as using advanced concepts such as phase conjugation and other forms of nonlinear optics for wavelength conversion. Dr. Injeyan holds over 20 patents related to laser development and optical fields. 119 Room A1 Room A2 Room A3 Room A4 Tuesday, May 18 CLEO $5V((t.JE*3'FNUPTFDPOE 1VMTF(FOFSBUJPO "NQMJGJDBUJPO$POUJOVFE $5V))t4MPXBOE'BTU-JHIUJO )JHI*OEFY$POUSBTU4ZTUFNT Continued $5V**t4BUVSBCMF"CTPSCFS .PEF-PDLFE'JCFS-BTFST Continued $5V++t0QUPGMVJEJD5SBQQJOH 4PSUJOHBOE.BOJQVMBUJPO Continued $5V((tQN Aperiodic Quasi-Phase-Matched Gratings for Efficient and Broadband Optical Parametric Chirped Pulse Amplification, Chris R. Phillips1, Martin M. Fejer1, Clemens Heese2, Lukas Gallmann2, Ursula Keller2; 1Stanford Univ., USA, 2 ETH Zurich, Switzerland. Optical parametric amplifiers using aperiodic quasi-phase-matched gratings offer wide amplification bandwidths and high efficiencies. Parasitic conversion processes and spatiotemporal distortions occur, and we discuss these effects and how they can be suppressed by grating design. $5V))tQN Slow-Light Silicon Mach-Zehnder Modulator Based-on Cascaded Ring Resonators, Suguru Akiyama, Teruo Kurahashi, Takeshi Baba, Nobuaki Hatori, Tatsuya Usuki, Tsuyoshi Yamamoto; Fujitsu Labs Ltd., Japan. Slow-light Mach-Zehnder modulator on SOI substrate is developed, which utilizes cascaded ring resonators in all-pass filter configuration. A fabricated device shows seven-fold enhancement in modulation efficiency, compared with a conventional modulator. $5V**tQN Bismuth-Doped Fiber Integrated Ring Laser Mode-Locked with a Nanotube-Based Saturable Absorber, E. J. R. Kelleher1, J. C. Travers1, Z. Sun2, A. C. Ferrari2, K. M. Golant3, S. V. Popov1, J. R. Taylor1; 1Imperial College London, UK, 2Univ. of Cambridge, UK, 3Kotel’nikov Inst. of Radio Engineering and Electronics, Russian Federation. We demonstrate passive mode-locking of a bismuthdoped fiber laser using a single-wall nanotubebased saturable absorber. Stable operation in the all-normal dispersion and average soliton regime is obtained, with an all-fiber integrated format. $5V++tQN Double Trap Optical Tweezers as a Tool for Direct Studying of Single Red Blood Cell Aggregation, Maria Khokhlova 1, Alexandr Zhdanov1, Evgeny Lyubin1, Sofia Rykova2, Irina Sokolova2, Andrey Fedyanin1; 1 Faculty of Physics, Moscow State Univ., Russian Federation, 2 Inst. of Mechanics, Moscow State Univ., Russian Federation. Double optical tweezers is suggested for studying red blood cell aggregation. Quantitative measurements of interaction forces between a pair of RBC are performed. Comparative analysis of aggregation for healthy and pathological blood samples is shown. $5V((tQN Dual Wavelength Pumped 1.550μm High-Power Optical Parametric Chirped-Pulse Amplifier System, Ryan J. Law1, Thomas R. Nelson1, Ian T. Kohl2, Alex L. Lovesee2, James V. Rudd3, Joel R. Buckley4; 1Sandia Natl. Labs, USA, 2Voss Scientific, USA, 3Lockheed Martin Coherent Technology, USA, 4 Clean Earth Technologies, USA. OPCPA utilizing a 300ps ND:YAG pump, a 1.550μm fiber signal, a first stage LBO nonlinear crystal, and second stage KTA nonlinear crystals was designed and built. Gain >109 and peak powers >330 GW obtained. $5V))tQN 90ps Tunable True-Time Delay Line Based on Photonic Crystals, Pierre Colman, Jerome Bourderionnet, Sylvain Combrié, Daniel Dolfi, Alfredo De Rossi; Thales Res. and Technology, France. A photonic crystal waveguide delay line is reported with 90ps of tunable delay over a 20GHz bandwidth, corresponding to a maximum phase-shift of 600°. The true-time delay characteristics are evidenced using a vector network analyzer. $5V**tQN 10GHz Pulsed Er-Yb Fiber Laser Using an Optically Deposited Carbon-Nanotube Film in a Fiber Mirror, Amos Martinez, Kazuyuki Fuse, Shinji Yamashita; Univ. of Tokyo, Japan. We achieve 9.73GHz pulsed operation in a short cavity fiber Fabry-Pérot lasers using a heavily doped Er-Yb fiber and a saturable absorber consisting of a Carbon Nanotube film optically deposited into a highly reflective mirror. $5V++tQN Photonic Quantum Ring Lasers for Massive Biological Cell Manipulation, O’Dae Kwon, Mi-Hyang Sheen, Seung-Eun Lee; Pohang Univ. of Science and Technology, Republic of Korea. We report on recent studies on high power photonic quantum ring lasers for improved massive micromanipulation of biological cells or small particles in microfluidic channel. $5V((tQN Performance Scaling of Ultrabroadband OPCPA with Conformal Pulse Profiles, Jeffrey Moses, Shu-Wei Huang, Franz X. Kärtner; MIT, USA. Employing closed-form solutions derived for the pump-depletion regime of parametric amplification, we show that application of conformal profile theory to ultrabroadband OPCPA can extend its efficiency, bandwidth, and peak-power capabilities by several hundred percent. $5V))tQN Dynamics of Nonlinear Loss in a Silicon Slow Light Photonic Crystal Waveguide, Bill Corcoran1, Christelle Monat1, Dominik Pudo1, Mark Pelusi1, David J. Moss1, Benjamin J. Eggleton1, Thomas P. White2, Liam O’Faolain2, Thomas F. Krauss2; 1CUDOS / IPOS, School of Physics, Univ. of Sydney, Australia, 2School of Physics and Astronomy, Univ. of St. Andrews, UK. We directly investigate the influence of nonlinear loss dynamics on a slow-light silicon waveguide optical limiter, mapping how the response of free carrier absorption varies as intensity changes approach the free carrier recombination time. $5V**tQN Generation of Frequency-Doubled 55 fs Pulses from an Erbium Fiber Laser System, Robert Herda, Andreas Brodschelm, Thomas Hellerer, Frank Lison; TOPTICA Photonics AG, Germany. The pulses of an Erbium-doped fiber-laser system are frequency doubled to 780 nm and compressed in a Gires-Tournois-interferometer mirror pair to a duration of 55 fs having a peak power of 35 kW. $5V++tQN Particle Size Limits of Optical Trapping and Deflection for Sorting Using Diode Laser Bars, Robert W. Applegate1, David W. M. Marr2, Jeff Squier2, Steven W. Graves1; 1Univ. of New Mexico, USA, 2Colorado School of Mines, USA. We model and examine advantages and limitations of diode laser bar trapping for manipulating particles greater than 100 µm in diameter. This method overcomes limitations that prevent conventional point traps from effectively directing large particles. QNoQN 8FMDPNF3FDFQUJPOSan Jose McEnery Convention Center 8:00 p.m.–10:30 p.m. Lasers Rock!$PODFSU Civic Auditorium /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 120 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A6 Room A5 Room A7 CLEO 2&-4 $5V,,t/BSSPX-JOFXJEUI BOE*OKFDUJPO-PDLFE-BTFST Continued $5V--t$-&04ZNQPTJVN PO/PWFM0QUJDBM'JCFST .JDSPTUSVDUVSFEBOE.JDSPGJMMFE 'JCFST$POUJOVFE 25V(tQN Forward Stimulated Inter-polarization Scattering by Torsional-Radial Acoustic Resonances in PCF Core, Myeong Soo Kang, André Brenn, Philip St.J. Russell; Max-Planck Inst. for the Science of Light, Germany. We report forward stimulated inter-polarization scattering mediated by torsional-radial acoustic resonances in photonic crystal fiber. Orthogonally-polarized co-propagating pump and Stokes waves undergo Stokes power conversion. We also develop analytical theory, which agrees with experimental results. $5V,,tQN Linewidth Enhancement Factor Effects on Modulation Response of Isolator-Free InjectionLocked Semiconductor Lasers, Zhenshan Yang, Weng W. Chow; Sandia Natl. Labs, USA. It was recently discovered that the relaxation oscillation frequency of a semiconductor laser may be increased with injection-locking. Here we demonstrate nontrivial effects of linewidth enhancement factor on modulation response of isolator-free injection-locked semiconductor lasers. $5V--tQN Invited Design and Fabrication of Photonic Crystal Fibers for Plasmonic Sensing, Applications from the Visible to THz, Maksim Skorobogatiy; École Polytechnique de Montréal, Canada. Design of highly sensitive bio- and chemical plasmonassisted sensors based on photonic crystal fibers with metallic inclusions are reviewed. Recent advances in the experimental realization of such sensors are presented. 25V(tQN Image Transmission through Self-Defocusing Photonic Lattices, Jianke Yang1, Zhigang Chen2; 1 Univ. of Vermont, USA, 2San Francisco State Univ., USA. We demonstrate that self-defocusing photonic lattices support various shapes of soliton states (such as Y-shape and H-shape) which are stable. Based on this finding, we propose to transmit images through these self-defocusing photonic lattices. $5V,,tQN Narrow Linewidth DBR-RW Lasers Emitting near 1064 nm, Stefan Spiessberger1, Max Schiemangk 2, Andreas Wicht 1, Götz Erbert 1; 1 Ferdinand-Braun-Inst., Germany, 2Humboldt Univ. zu Berlin, Inst. für Physik, Germany. We report on the realization of narrow linewidth high power DBR lasers. We obtain a minimum intrinsic linewidth of 12kHz and a total linewidth (both 100µs) of 147kHz FWHM at an output power of 130mW. 25V(tQN Generation of Stable Sub-10 fs Pulses at 400 nm in a Hollow Fiber Uused for UV Pump-Probe Experiment, Jun Liu, Takayoshi Kobayashi; Univ. of Electro-Communications, Japan. Stable sub-10fs pulses at 400nm were obtained using a beam pointing stabilizer before the hollow fiber compressor system. By using the obtained pulse, we observed the C-H vibration mode of C6H12 at 2955cm-1 in real-time. $5V,,tQN A C2H2 Frequency-Stabilized Laser Diode with a Linewidth of 4 kHz and Its Application to an Optical Phase-Locked Loop, Keisuke Kasai, Masataka Nakazawa; Res. Inst. of Electrical Communication, Tohoku Univ., Japan. We report a narrow linewidth 13C2H2 frequency-stabilized laser diode with an FM-eliminated output. The frequency stability reached as high as 2.3×10-11 (τ=1 s). A low phase noise OPLL is demonstrated using this laser. $5V--tQN Non-Reciprocal Raman Gain in SuspendedCore and Nanowire Silica Optical Fibers, Michael Krause, Hagen Renner, Ernst Brinkmeyer; Technische Univ. Hamburg-Harburg, Germany. The Raman gain in suspended-core and nanowire silica optical fibers significantly depends on the relative propagation directions of the pump and Stokes waves, enabling applications for nonreciprocal components. Tuesday, May 18 25V(t/POMJOFBS0QUJDTJO 1IPUPOJD$SZTUBM4USVDUVSFT Continued QNoQN 8FMDPNF3FDFQUJPOSan Jose McEnery Convention Center 8:00 p.m.–10:30 p.m. Lasers Rock!$PODFSU Civic Auditorium /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 121 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 Tuesday, May 18 CLEO 2&-4 $5V..t5)[2VBOUVN$BTDBEF Lasers—Continued $5V//t/BOPTUSVDUVSF &OIBODFE-&%T$POUJOVFE $5V00t.JDSPTDPQZBOE *OUFSGFSPNFUSZ$POUJOVFE 25V)t2&-44ZNQPTJVN PO/BOPQIPUPOJDT BOE.FUBNBUFSJBMT*** .FUBNBUFSJBMT$POUJOVFE $5V..tQN Broadband THz Lasing from a Photon-Phonon Quantum Cascade Structure Emitting from 2.8 to 4.1 THz, Giacomo Scalari, Maria I. Amanti, Romain Terazzi, Mattias Beck, Christoph Walther, Jerome Faist; ETH Zurich, Switzerland. Laser emission over a broad range of frequencies from 2.8 to 4.1 THz is reported from a two-quantum well, photon-phonon cascade structure with peak powers exceeding 30 mW in a double-metal waveguide. $5V//tQN Polarity-controlled Visible/IR Electroluminescence in Si-nanocrystal/Si Light-emitting Diodes, Jiming Bao1, Jiangdong Huang2, Zhihong Liu 1, Federico Capasso 3, Apostolos Voutsas 2, Pooran Joshi2, John Hartzell2; 1Univ. of Houston, USA, 2Sharp Labs of America, USA, 3Harvard Univ., USA. We report the demonstration of room-temperature two-color Si-nanocrystal/Si light-emitting diodes, which emit infrared light from silicon and visible emission from the Sinanocrystal film when Si substrate is forward and reverse biased, respectively. $5V00tQN Prism-Pair Interferometer for Precise Refractive Index Measurement Using Spectral Lamp Radiation with Simultaneous Wavelength Calibration, Yasuaki Hori, Akiko Hirai, Kaoru Minoshima; Natl. Inst. of Advanced Industrial Science and Technology, Japan. We developed a prism-pair interferometer which measures precise refractive index of glasses while ensuring the SI-traceability of a lamp wavelength. The measurement result agrees with manufacture’s value within 1×10-5. 25V)tQN Ultrafast Dual-Band Optical Switching Device with a Negative-Index Metamaterial, Zahyun Ku1, Keshav M. Dani2, Prashanth C. Upadhya2, Rohit P. Prasankumar2, Antoinette J. Taylor2, S. R. J. Brueck1; 1Ctr. for High Technology Materials, USA, 2Ctr. for Integrated Nanotechnologies, USA. We demonstrate an ultrafast (600 fs) dual-band optical switching device using a negative-index metamaterial. A large switching ratio is achieved at both the fundamental (70%) and higher order coupling bands (20%) of the negative-index resonance. $5V..tQN Terahertz Quantum Cascade Lasers with Integrated Plasmonic Collimators, Nanfang Yu1, Qi Jie Wang1, Suraj Khanna2, Lianhe Li2, A. Giles Davies2, Edmund H. Linfield2, Federico Capasso1; 1 Harvard Univ., USA, 2School of Electronic and Electrical Engineering, Univ. of Leeds, UK. We report collimation of THz quantum-cascade lasers by patterning plasmonic structures on laser facets. A beam divergence angle of ~10 degrees and an increase of the collected power by a factor of ~5 are demonstrated. $5V//tQN Quantum Efficiency Enhancement Optimization in Colloidal Semiconductor Quantum Dot Solids Using Nonradiative Energy Transfer, Sedat Nizamoglu, Onur Akin, Hilmi Volkan Demir; Bilkent Univ., Turkey. We investigate quantum efficiency (QE) enhancement via recycling of trapped excitons in energy-gradient of quantum dot solids using nonradiative energy transfer. The maximum QE increase of 17% is achieved when the donor-acceptor ratio is 1:1. $5V00tQN Speckle Noise Suppression by Unbalanced Nulling Interferometer and Adaptive Optics, Kaito Yokochi1, Jun Nishikawa2, Naoshi Murakami3, Lyu Abe4, Motohide Tamura2, Takashi Kurokawa1; 1 Tokyo Univ. of Agriculture and Technology, Japan, 2 Natl. Astronomical Observatory of Japan, Japan, 3 Hokkaido Univ., Japan, 4Univ. de Nice-Sophia Antipolis, France. We demonstrated speckle suppression by an unbalanced nulling interferometer, and correction of the aberration by the phase amplitude correction for precise wavefront correction beyond an adaptive optics performance limit. 25V)tQN Experimental Observation of the Trapped Rainbow, Igor I. Smolyaninov1, Vera Smolyaninova2, Alexander V. Kildishev3, Vladimir M. Shalaev3; 1 BAE Systems, USA, 2Towson Univ., USA, 3Purdue Univ., USA. We report on the experimental demonstration of the broadband “trapped rainbow” in the visible range using an adiabatically tapered waveguide. Being a distinct case of the slow light phenomenon, this effect can enhanced lightmatter interactions. $5V..tQN Terahertz Sources Based on Difference-Frequency Generation near Exit Facets in Dual-Wavelength Mid-Infrared Quantum Cascade Lasers, Robert W. Adams1, Augustinas Vizbaras2, Min Jang1, Christian Grasse2, Simeon Katz2, Gerhard Boehm2, Markus C. Amann2, Mikhail A. Belkin1; 1 Univ. of Texas at Austin, USA, 2Technische Univ. München, Germany. We report novel quantum cascade laser sources based on difference-frequency generation in nonlinear sections localized near exit facets. This new approach allows for infraredto-terahertz conversion efficiencies above 1mW/ W2. Experimentally, devices operating at 4THz are discussed. $5V//tQN Nanophosphors Based on CdSe/ZnS and CdSe/ SiO2 Colloidal Quantum Dots for DaylightQuality White LEDs, Brian A. Akins, Gloria Medina, Tosifa A. Memon, Antonio C. Rivera, Gennady A. Smolyakov, Marek Osinski; Univ. of New Mexico, USA. Properly mixed combination of CdSe/ZnS and CdSe/SiO2 colloidal quantum dots of different sizes is suggested as a nanophosphor material to be combined with blue InGaN/GaN LEDs for well-balanced color content of white light emission. $5V00tQN Frequency-to-Time Assisted Interferometry for Polarization-Diversified, Single-Shot, Full-Field Waveform Measurement, Nicolas K. Fontaine, Ryan P. Scott, J. P. Heritage, S. J. B. Yoo; Univ. of California at Davis, USA. A new polarizationdiversified, real-time, single-shot interferometric measurement technique utilizing frequencyto-time mapping and four-quadrature digital coherent detection cha-racterizes the amplitude and phase of optical waveforms with 700-ps record lengths, 560-GHz bandwidth and 40-MHz measurement update rates. 25V)tQN New Concepts in Spoof Surface Plasmon Polariton Metamaterials, Stefan Maier; Experimental Solid State Group, Dept. of Physics, Imperial College London, UK. New approaches to create high-confinement surface waveguides based on spoof surface plasmon polaritons in the infrared part of the spectrum will be presented, focusing on structures with improved trade-off between bandwidth and confinement. QNoQN 8FMDPNF3FDFQUJPOSan Jose McEnery Convention Center 8:00 p.m.–10:30 p.m. Lasers Rock!$PODFSU Civic Auditorium /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 122 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 3PPN## 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU $-&0"QQMJDBUJPOT 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU CLEO $5V11t/POMJOFBS0QUJDBM 1IFOPNFOBBOE'JMBNFOUBUJPO Continued $5V22t)JHI1PXFS-BTFST Continued "5V#tQN Towards the Implementation of an Organic Inorganic Laser for Next Generation Optical Applications, Giorgio Maria Tosi Beleffi1, Stefano Penna2, Hovik Baghdasaryan3, Naoya Wada4, Satoshi Shinada4, Masashi Nakao4, Paulo Sergio De Bitro Andrè5; 1MISE Dip. Comm. ISCTI, Italy, 2Univ. of Tor Vergata, Italy, 3Fiber Optics Communication Lab State Engineering Univ. of Armenia, Armenia, 4 Natl. Inst. of Inf. and Communications Technology, Japan, 5Inst. de Telecomunicacoes, Portugal. Authors report simulations and experimental results on the engineering of a small molecule-on-silica based waveguide grating implementation for next generation optical lasing applications. $5V11tQN Determination of the Transient Electron Temperature in Femtosecond Laser-Induced Air Plasma, Zhanliang Sun, Jinhai Chen, Wolfgang Rudolph; Univ. of New Mexico, USA. The transient electron temperature in a fs laser air plasma (filament) was determined with ps resolution from pump-probe diffraction and absorption measurements. Plasma modeling shows good agreement with experiments if inelastic collisions are included. $5V22tQN Yb-Doped Sesquioxide Thin Disk Lasers Exceeding 300 W of Output Power in Continuous-Wave Operation, Christian Kränkel1, Rigo Peters2, Oliver H. Heckl1, Cyrill R. E. Baer1, Clara J. Saraceno1, Kolja Beil2, Thomas Südmeyer1, Klaus Petermann2, Ursula Keller1, Günter Huber2; 1Inst. of Quantum Electronics, ETH Zurich, Switzerland, 2Inst. of Laser-Physics, Univ. of Hamburg, Germany. We report on VBG-diode-pumped Yb:Lu2O3, Yb:Sc2O3, and Yb:LuScO3 thin disk lasers delivering more than 250 W of output power at optical-to-optical efficiencies up to 73%. 140 W of fundamental-mode output power were obtained with Yb:Lu2O3. "5V#tQN 170 Gbit/s Transmission in Al2O3:Er3+ Integrated Amplifiers, Jonathan D. b. Bradley1, Marcia Costa e Silva2, Mathilde Gay2, Laurent Bramerie2, Alfred Driessen1, Kerstin Wörhoff1, Jean-Claude Simon2, Markus Pollnau1; 1MESA+ Inst. for Nanotechnology, Netherlands, 2Univ. of Rennes 1/ENSSAT, France. Transmission of a 170 Gbit/s signal at 1550 nm was demonstrated in an integrated erbium-doped waveguide amplifier. Open eye diagrams and no power penalty were observed with the amplifier in the transmission system. $5V11tQN Nonlinear Phase Contrast Enhancement, Alexandre S. Goy, Demetri Psaltis; École Polytechnique Fédérale de Lausanne, Switzerland. We demonstrate a simple method to detect small phase steps using propagation in Kerr media. In experiments, nonlinear diffraction in acetone produced high contrast signals for a π/80 phase mask. $5V22tQN Diode-Pumped Nd:YAG Self-Adaptive Resonator with a High Gain Amplifier Operating at 100 Hz, Rémi Soulard, Arnaud Brignon, Stephane Raby, Eric Durand; Thales, France. A small intensity gain length product as high as 5.5 is demonstrated in a diode-pumped ceramic Nd:YAG amplifier. This module allows to realize a self-adaptive laser resonator operating at 100Hz and delivering 100mJ, 20ns pulses. "5V#tQN Aerogel Package for Fused Fibre Couplers, Limin Xiao, Michael Grogan, Richard England, William Wadsworth, Tim Birks; Univ. of Bath, UK. Fused fibre couplers were encapsulated in hydrophobic aerogel. This provides an epoxy-free all-silica package that is low-loss, waterproof, supports the whole coupler waist and is stable up to 250 °C. $5V11tQN Optical Resolution Enhancement with PhaseSensitive Preamplification, Oo-Kaw Lim1, Gideon Alon1, Zachary Dutton2, Saikat Guha2, Michael Vasilyev3, Prem Kumar1; 1Northwestern Univ., USA, 2 Raytheon BBN Technologies, USA, 3Univ. of Texas at Arlington, USA. We demonstrate enhanced resolution in image detection by phase-sensitive preamplification. In one-versus-two-target experiment we distinguish otherwise unresolved images with higher probability after such amplification than is possible without amplification. $5V22tQN Efficient Heat Removal from Laser Crystal with Chemical Vapor Deposited Diamond Heat Spreader, Xiaodong Mu, Helmuth E. Meissner, Huai-Chuan Lee; Onyx Optics, Inc., USA. By using a chemical vapor deposited diamond wafer as heat spreader between a YAG and a copper heat sink, a 3.6 times higher effective heat transfer coefficient has been measured compared with conventional indium contact. Tuesday, May 18 "5V#t0QUJDBM$PNNVOJDBUJPOT 5FDIOJRVFTBOE$PNQPOFOUT Continued QNoQN 8FMDPNF3FDFQUJPOSan Jose McEnery Convention Center 8:00 p.m.–10:30 p.m. Lasers Rock!$PODFSU Civic Auditorium /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 123 7:00 a.m.–5:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–10:30 a.m. Joint CLEO/QELS Plenary Session, Civic Auditorium 10:00 p.m.–5:00 p.m. Exhibit Open, San Jose McEnery Convention Center, Exhibit Halls 1, 2 and 3 10:30 a.m.–12:00 p.m. Coffee Break/ Exhibit ONLY Time, San Jose McEnery Convention Center, Exhibit Halls 1 and 2 11:00 a.m.–12:00 p.m. Lunch Break (on your own) Exhibit Hall 3 JOINT 12:00 p.m.–1:30 p.m. +8"t+PJOU$-&02&-41PTUFS4FTTJPO** QELS 03. Metamaterials and Complex Media JWA1 Focusing Light in a Curved-Space, Danilo H. Spadoti, Lucas H. Gabrielli, Carl B. Poitras, Michal Lipson; Cornell Univ., USA. We use transformation optics to demonstrate 2-D silicon nanolenses, with wavelength-independent focal point. The numerical and experimental results show lenses focusing light over a broad wavelength range, from 1.15 μm to 1.60 μm. Wednesday, May 19 JWA2 An Optical “Janus” Device with Multiple Functions Based on Transformation Optics, Thomas Zentgraf1, Jason Valentine1, Jensen Li1,2, Nicholas Tapia1, Xiang Zhang1,3; 1Univ. of California at Berkeley, USA, 2City Univ. of Hong Kong, Hong Kong, 3 Lawrence Berkeley Natl. Lab, USA. We present a new approach of designing single optical elements that possess simultaneously multiple distinct functions. Based on quasi-conformal mapping of the optical space we realized the elements in a silicon environment at near-infrared wavelengths. JWA3 Scalable Cylindrical Metallo-Dielectric Metamaterials, Nicholas Gibbons, Mathias Kolle, Jeremy J. Baumberg, Ullrich Steiner; Univ. of Cambridge, UK. We report a new approach for scalable manufacturing of Metamaterials fabricated through floating and rolling-up of flexible metallodielectric stacks. Such structures have unusual nonlinear optical properties and potential superlensing applications. JWA4 Nonlinear Optical Properties of Layered Multi-Metal Nanostructures, Canek FuentesHernandez, Daniel Owens, Joel M. Hales, Joseph W. Perry, Bernard Kippelen; Georgia Tech, USA. We report on the temporal and spectral dynamics of the nonlinear optical response of transparent Ag/ Au multi-metal layers and Fabry-Perot resonators with 10× enhancement compared with Ag and with comparable transparency in the visible. JWA5 Metamaterial Reflector for Hollow-Core Infrared Fiber Design, Min Yan1, Niels Asger Mortensen2; 1Royal Inst. of Technology, Sweden, 2 Technical Univ. of Denmark, Denmark. The metalwire based metamaterial is found to be able to reflect TM-polarized light with a higher efficiency compared to plain metal. The prospect of such medium for designing a hollow-core infrared fiber is investigated. 124 JWA6 Metamaterial Tuning Using near-Field Interaction, David A. Powell1, Mikhail Lapine2, Maxim Gorkunov3, Ilya V. Shadrivov1, Yuri S. Kivshar1; 1 Australian Natl. Univ., Australia, 2Univ. of Seville, Spain, 3A. V. Shubnikov Inst. of Crystallography, Russian Federation. We show theoretically and experimentally that by adjusting the lattice configuration we are able to manipulate the near-field interaction of resonant particles, and thus tune the response of a lattice of split-ring resonators. JWA7 Paper Withdrawn JWA8 Opto-Elastic Anisotropy in Stretched Polymer Photonic Crystals, Andreas Kontogeorgos 1, David Snoswell 1, Chris Finlayson 1, Jeremy J. Baumberg1, Peter Spahn2; 1Univ. of Cambridge, UK, 2Deutsches Kunststoff-Inst., Germany. Using a new technique for single-domain shear-ordering of elastomeric photonic crystals we demonstrate novel opto-elastic properties. Tensile stress experiments demonstrate coupled mechanical and optical anisotropy, producing striking colour tuning depending on the stretch direction. JWA9 Visualizing Invisibility: Photorealistic Depictions of Optical Cloaks and Other Instruments in Natural Environments, Aaron J. Danner; Natl. Univ. of Singapore, Singapore. Visually stunning animations and images of invisibility devices and perfect imaging instruments will be presented. The ability to see the effects of dispersion, polarization dependence, and loss on performance aids the design of realistic devices. JWA10 Optical Black Hole: Design and Performance, Alexander V. Kildishev1, Ludmila J. Prokopeva2, Olga V. Shtyrina2, Mikhail P. Fedoruk2, Evgenii E. Narimanov1; 1Birck Nanotechnology Ctr., School of Electrical and Computer Engineering, Purdue Univ., USA, 2Inst. of Computational Technologies, Russian Acad. of Sciences, Russian Federation. We analyze a realistic optical black hole using the exact frequency domain solutions. Example structures working at 1.5 µm and including thin separating layers between the absorbing core and the metamaterial shell are presented. JWA11 Extreme Nonlinear Optical Regime Supported by Metamaterials: Beam Transverse Power Flow Reversing, Alessandro Ciattoni1, Carlo Rizza2, Elia Palange2; 1Consiglio Nazionale delle Ricerche, CNR-SPIN, Italy, 2Dept. di Ingegneria Elettrica e dell’Informazione, Univ. dell’Aquila, Italy. We consider specific metamaterials hosting a novel extreme nonlinear regime where the linear and nonlinear dielectric responses are comparable, a regime supporting peculiar beams whose power flow direction reverses its sign along the transverse profile. JWA12 Quasi-Planar Optics: Computing Light Propagation and Scattering in Planar Waveguide Arrays, Sukosin Thongrattanasiri1, Justin Elser1, Viktor A. Podolskiy1,2; 1Oregon State Univ., USA, 2Univ. of Massachusetts at Lowell, USA. We have developed a new mode matching technique capable of accurate numerical computation of wave coupling in arrays of planar structures. The algorithm is illustrated on several examples of plasmonic and volumetric waveguides. JWA13 Photonic Transport in Complex Crystals with PT Symmetry, Stefano Longhi; Politecnico di Milano, Italy. Coherent transport in complex crystals with PT-symmetry under dc or ac fields is investigated. Exotic transport phenomena are predicted at PT symmetry-breaking and related to a highly non-reciprocal Bragg scattering. JWA14 Time-Domain Modeling of Metal-Dielectric Nanostructures, Ludmila J. Prokopeva1, Joshua Borneman 2, Alexander V. Kildishev 2; 1Inst. of Computational Technologies, Russian Acad. of Sciences, Russian Federation, 2Birck Nanotechnology Ctr., Purdue Univ., USA. We study secondorder complex Padé approximants that give a systematic approach to time-domain modeling of dispersive dielectric functions including the classical Drude, Lorentz, Sellmeier and the critical points models. JWA16 Polarisation Effects on Anderson Localisation in the Presence of Metamaterials, Ara A. Asatryan1, Lindsay C. Botten1, Michael A. Byrne1, Valentin D. Freilikher2, Sergey A. Gredeskool3, Ilya V. Shadrivov4, Ross C. McPhedran5, Yurii S. Kivshar4; 1Univ. of Technology, Sydney, Australia, 2 Bar-Ilan Univ., Israel, 3Ben-Gurion Univ. of the Negev, Israel, 4Australian Natl. Univ., Australia, 5 Univ. of Sydney, Australia. We have derived an elegant and effective equation to characterise the Anderson localisation length in one-dimensional systems that may contain metamaterials and have undertaken a comprehensive study, uncovering a number of striking polarisation effects. JWA17 Understanding Optical Activity and EITAnalogous in Optical Metamaterials with an Analytical Multipole Analysis, Joerg Petschulat 1, Christoph Menzel 2, Arkadi Chipouline 1, Carsten Rockstuhl2, Andreas Tuennermann1, Falk Lederer2, Thomas Pertsch1; 1Inst. of Applied Physics, Friedrich-Schiller-Univ. Jena, Germany, 2Inst. for Condensed Matter Theory and Solid State Optics, Friedrich-Schiller-Univ. Jena, Germany. We describe the different optical responses of geometrically related metamaterials with an analytical method based on multipoles. Metamaterials affecting the polarization eigenstates or mimicking EIT-like phenomena can be understood and explained on simple analytical grounds. JWA18 Nonlinear Nanocomposites for Three-Dimensional Photonic Crystals Using Two-Photon Polymerization, Baohua Jia1, Dario Buso2, Jiafang Li3, Min Gu1; 1CUDOS, Faculty of Engineering and Industrial Sciences, Swinburne Univ. of Technology, Australia, 2CSIRO - Materials Science and Engineering, Australia, 3Lab of Optical Physics, Inst. of Physics, Chinese Acad. of Sciences, China. We developed a novel nanocomposite consisting of an organic-inorganic hybrid polymer modified with PbS quantum dots. The uniformally dispersed nanocomposite has high third-order nonlinearity and has been proven to be suitable for photonic crystal fabrication. JWA15 SHA Modeling of Gold Gratings for Oblique Light Incidence, Zhengtong Liu, Kuo-Ping Chen, Xingjie Ni, Vladimir P. Drachev, Vladimir M. Shalaev, Alexander V. Kildishev; Purdue Univ., USA. We use spatial harmonic analysis (SHA) to model gold double-strip gratings under obliquely incident light. The simulation results are compared to experimentally measured values and excellent matches are achieved. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 7:00 a.m.–5:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–10:30 a.m. Joint CLEO/QELS Plenary Session, Civic Auditorium 10:00 p.m.–5:00 p.m. Exhibit Open, San Jose McEnery Convention Center, Exhibit Halls 1, 2 and 3 10:30 a.m.–12:00 p.m. Coffee Break/ Exhibit ONLY Time, San Jose McEnery Convention Center, Exhibit Halls 1 and 2 11:00 a.m.–12:00 p.m. Lunch Break (on your own) Exhibit Hall 3 JOINT +8"t+PJOU$-&02&-41PTUFS4FTTJPO**$POUJOVFE JWA19 Control of Linear Dichroism in MetamaterialTwisted Nematics Structure via Photo-Isomerization, Boyoung Kang1, J. Woo1, E. Choi1, HyunHee Lee1, E. S. Kim1, J. Kim1, Tae-Jong Hwang2, Young-Soon Park2, D. H. Kim2, Jeong W. Wu1; 1 Ewha Womans Univ., Republic of Korea, 2Yeungnam Univ., Republic of Korea. Linear dichroism in metamaterial-twisted nematics structure of nano meta surface is controlled via photoisomerization process. Azo twisted nematic cell structure enables the switching on-off of meta-induced resonance by trans-cis-trans isomerization when irradiated by UV light. QELS 01. Quantum Optics of Atoms, Molecules and Solids JWA20 Photon Localization in an Atom-Waveguide System, Ting Chen, Ren-Bao Liu; Chinese Univ. of Hong Kong, Hong Kong. In a coupled atomwaveguide system, we show the vacuum Rabi oscillation and a bound polariton state near the lower cut-off frequency, which reveal the strong coupling between a discrete atomic state and a photonic continuum. JWA22 Electromagnetically Induced Transparency in Cesium Vapor with a Single Photon Probe Beam, David Höckel, Lars Koch, Oliver Benson; Humboldt-Univ. zu Berlin, Germany. An experimental setup designed to store light pulses inside a cesium vapor cell by employing electromagnetically induced transparency (EIT) is described. Probe laser pulses containing ~10 photons per pulse are delayed through the EIT effect. JWA24 Characterisation of Emission Lifetime of Nitrogen-Vacancy Centres in Nanodiamonds, Luke Stewart, Carlo Bradac, Judith Dawes, Michael Steel, James Rabeau, Michael Withford; Macquarie Univ., Australia. We show that the lifetime of nitrogen vacancy emitters can be increased by incorporating nano-diamonds inside opals and the lifetime variance may be reduced by placing them on the surface of opals. JWA25 Atom Bunching with Ultracold Metastable Helium, Andrew G. Manning, Sean S. Hodgman, Robert G. Dall, Mattias T. Johnsson, Kenneth G. H. Baldwin, Andrew G. Truscott; Australian Natl. Univ., Australia. We measure the second order correlation function for metastable helium atoms released from an ultracold trap source and observe bunching between thermal atoms. When correlations between Bose-Einstein condensed atoms are measured no bunching is observed. JWA26 Coherence Properties of Spontaneous Parametric Down-Conversion Pumped by 1 Multi-Mode cw Diode Laser, Osung Kwon, Young-Sik Ra, Yoon-Ho Kim; Pohang Univ. of Science and Technology, Republic of Korea. Coherence properties of the biphoton generated via SPDC pumped by a multi-mode cw diode laser are studied with a Mach-Zehnder interferometer. JWA27 Weak Value Measurement with an Incoherent Measuring Device, Young-Wook Cho, Hyang-Tag Lim, Young-Sik Ra, Yoon-Ho Kim; Dept. of Physics, Pohang Univ. of Science and Technology, Republic of Korea. We generalize the weak value measurement to include generalized situations in which the measuring device is in a mixed state. We also report an optical implementation of the weak value measurement with the incoherent pointer. JWA28 Nanofiber Optical Interfaces for Laser-Cooled Atoms, Síle Nic Chormaic1, Kieran Deasy2, Laura Russell1, Mark Daly1; 1Univ. College Cork, Ireland, 2 Cork Inst. of Technology, Ireland. In this work we present results on the use of optical nanofibers of subwavelength diameter as interfaces for probing and manipulating laser-cooled rubidium atoms. In particular, we concentrate on photon counts emitted through the nanofiber. JWA29 Improvements in Photon Number-Resolving Detection, Kevin Zielnicki, Radhika Rangarajan, Paul G. Kwiat; Univ. of Illinois, USA. Visible light photon counters (VLPCs) enable efficient single-photon detection with photon numberresolving capability. In our system, we observe up to 5 simultaneous photons, with a detector signal pulse height distribution that matches theoretical predictions. CLEO 14. Optical Metrology JWA30 Er-Doped Fiber Comb with Enhanced fceo S/N Ratio Using Tm:Ho-Doped Fiber, Yunseok Kim, Young-Jin Kim, Seungman Kim, Seung-Woo Kim; KAIST, Republic of Korea. The Tm:Ho-doped fiber improves the frequency stabilization of the Er-doped fiber comb by increasing the S/N ratio of the detected fceo signal by 10 dB. JWA31 Determining Carrier-Envelope Offset Frequencies of Passively Synchronized Mode-Locked Yb-Fiber and Er-Fiber Lasers, Wei-Wei Hsiang1, Chia-Hao Chang1, Chien-Po Cheng1, Kung-Tung Wu1, Jin-Long Peng2; 1Dept. of Physics, Fu Jen Catholic Univ., Taiwan, 2Ctr. for Measurement Standards, Industrial Technology Res. Inst., Taiwan. Simultaneous determination of both carrier-envelope-offset frequencies of passively synchronized mode-locked Yb-fiber and Er-fiber lasers has been demonstrated by measuring the heterodyne beats between the Yb-fiber laser and the self-referenced Er-fiber laser combs around 1050 nm. Wednesday, May 19 JWA21 Spatial Quantum Memory Based on Coherent Population Oscillations, Asaf Eilam, Arlene D. Wilson Gordon, Harry Friedmann; Bar-Ilan Univ., Israel. We show that a system characterized by long-lived coherent population oscillations (CPO), such as a two-level system that decays via a shelving state, can be used to construct a spatial quantum memory. JWA23 Metamaterial Based Broadband Engineering of Quantum Dot Spontaneous Emission, Harish N. S. Krishnamoorthy1, Zubin Jacob2, Evgenii Narimanov2, Ilona Kretzschmar3, Vinod M. Menon1; 1 Dept. of Physics, Queens College of CUNY, USA, 2 Birck Nanotechnology Ctr., School of Electrical and Computer Engineering, Purdue Univ., USA, 3Dept. of Chemical Engineering, CUNY, USA. We report the broadband (~ 25 nm) enhancement of radiative decay rate of colloidal quantum dots by exploiting the hyperbolic dispersion of a one-dimensional nonmagnetic metamaterial structure. JWA32 Digital In-Line Holography with the Iterative Shadowgraphic Method, Stefano Minardi1, Falk Eilenberger1, Dimitris Pliakis2, Thomas Pertsch1; 1 Friedrich-Schiller-Univ. Jena, Germany, 2Dept. of Electronics, Technological Educational Inst. of Crete, Greece. A recently derived iterative scheme for phase revival based on shadowgraphy is tested on experimental data. We show that the algorithm can reconstruct the phase profile accurately, thus enabling in-line digital holography applications. Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. 125 Exhibit Hall 3 JOINT +8"t+PJOU$-&02&-41PTUFS4FTTJPO**$POUJOVFE JWA33 Optical Frequency Stability Measurement Based on an Etalon Reference, Ibrahim T. Ozdur, Mohammad U. Piracha, Mehmetcan Akbulut, Nazanin Hoghooghi, Dimitrios Mandridis, Peter J. Delfyett; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. An optical frequency stability measurement setup based on a FabryPerot Etalon reference is presented that results in measurements with ~1.4 kHz optical frequency resolution at update rates of 90 Hz. JWA34 Carrier to Envelope Offset Coupling via Mutiple Quantum Wells, Xuan Luo; Ctr. for High Technology Materials, Univ. of New Mexico, USA. Multiple Quantum Well saturable absorbers in a modelocked laser induce a coupling of the differential carrier to envelope offset of two intracavity pulse trains, coupling that can be eliminated by designing a non-resonant periodic structure. JWA35 A Compound Mirror Incorporating a Fast-Light Medium for Gravitational Wave Detection with High Sensitivity, Broadband Signal Recycling, Selim M. Shahriar, Mary Salit; Northwestern Univ., USA. We describe the concept of a compound mirror for incorporating the white light cavity effect into the existing design for the Advanced LIGO interferometer for gravitational wave detection, resulting in much higher sensitivity and bandwidth. Wednesday, May 19 JWA36 Fiber-Based Frequency Comb with mHz Relative Linewidth Carrier-Envelope-Offset Frequency, Yunseok Kim, Seungman Kim, YoungJin Kim, Seung-Woo Kim; KAIST, Republic of Korea. We constructed a low-noise fiber frequency comb that provides a narrowed linewidth of less than 1.9 mHz by suppressing the random phase noise caused by the nonlinear self-phase-modulation and amplified-spontaneous-emission inside the Er-doped fiber amplifier. 126 JWA37 Time Resolved Experiments with Optical Sampling by Laser Cavity Tuning, Thomas Hochrein1, Rafal Wilk2, Ronald Holzwarth2, Norman Krumbholz3, Martin Koch4; 1Sueddeutsches KunststoffZentrum, Germany, 2Menlo Laser Systems GmbH, Germany, 3Inst. für Hochfrequenztechnik, Germany, 4 Experimentelle Halbleiterphysik, Germany. We present a method for optical sampling by laser cavity tuning hereinafter called OSCAT. Time resolved experiments can be performed with one laser source and without any external moveable delay line. JWA38 An 87Sr Lattice Clock, Tetsuya Ido1,2, Atsushi Yamaguchi1, Nobuyasu Shiga1, Hiroshi Ishijima1, Shigeo Nagano1, Ying Li1, Mizuhiko Hosokawa1; 1 NICT, Japan, 2CREST, JST, Japan. An optical lattice clock based on 87Sr 1S0-3P0 is developed. The width of the spectrum is currently limited to be 1kHz due to stray magnetic field. The obtained absolute frequency agreed with the CIPM recommendation. JWA39 Isotope Selective Trapping of Singly and Doubly Charged Yb Ions in a Linear RF Trap, Jeremy R. Danielson1, Martin Schauer1, Saidur Rahaman1, Baozhou Sun1, Jiepeng Zhang1, Xinxin Zhao1, Justin Torgerson1, Li-Bang Wang2; 1Los Alamos Natl. Lab, USA, 2Natl. Tsing Hua Univ., Taiwan. We have successfully trapped singly and doubly ionized Ytterbium in a linear RF quadrupole trap. Ionization was accomplished with both photoionization and electron beam ionization. Co-trapping of Yb+ and Yb2+ was confirmed through electronic detection. JWA40 Fiber Laser Based Optical Frequency Comb System Using Fiber Chirped Pulse Amplification Technique, Norihiko Nishizawa, Kazuhiko Sumimura, Kazuyoshi Itoh; Osaka Univ., Japan. Er-doped fiber laser optical frequency comb using fiber chirped pulse amplification technique was developed and fceo was locked stably. The longitudinal modes in generated supercontiuum were also examined by direct observation of beat signals. JWA41 Characterization of Coupling of Pump Fluctuations to Laser in Mode-Locked Yb-Doped and Er-Doped Fiber Oscillators, I. Levent Budunoglu, Kutan Gürel, F. Ömer Ilday; Bilkent Univ., Turkey. Transfer of fluctuations of pump power to laser power is characterized for mode-locked fiber oscillators. Contribution of pump noise to laser noise is estimated. Limits to pump modulation bandwidth for carrier-envelope-phase stabilization are briefly discussed. JWA42 Measurement of the FSR of a High Finesse Etalon with 2.5 kHz Accuracy Using a NarrowLinewidth Frequency Swept Laser, Dimitrios Mandridis, Marcus Bagnell, Ibrahim Ozdur, Peter J. Delfyett; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. Measurement of the FSR of an etalon having finesse of 1000 with 7 digits of accuracy or 2.5 kHz. A modified PDH technique is used in conjunction with a frequency swept, narrow-linewidth CW laser. JWA43 A Design of a Long Monolithic Cavity without Unequal Restoring Forces, Michi Koide, Mizuhiko Hosokawa, Tetsuya Ido; NICT, Japan. A design of high-finesse optical cavity (L=30cm) with vibration immunity is proposed. The cavity monolithically includes supporting parts and a base plate, avoiding unequal restoring forces to predict the response against horizontal vibrations. JWA44 Long-Term Repetition-Frequency Stabilization of All-Normal-Dispersion Yb-Doped Fiber Laser to the Cesium Standard, Coşkun Ülgüdür1, F. Ömer Ilday1, Ramiz Hamid2; 1Bilkent Univ., Turkey, 2TÜBİTAK, Ulusal Metroloji Enstitüsü, Turkey. Repetition-frequency stabilization of a Yb-doped fiber laser to the Cesium standard is reported. Laser amplitude and phase noise is characterized. Performance is limited to 2x10-14 at 100000 averaging time by intrinsic stability of the Cs-standard. JWA45 Temperature Response of ULE Fabry-Perot Cavities, Richard W. Fox; NIST, USA. Low expansion glass cavities with optically contacted mirrors can exhibit structural distortions at the mirrors which may shift the temperature at which dv/dT=0. An update on experiments to confirm finite element modeling analysis is presented. JWA46 Thickness and Refractive Index Measurement of a Wafer Based on the Optical Comb, Jonghan Jin; Korea Res. Inst. of Standards and Science, Republic of Korea. We suggested and demonstrated a novel method that can determine the thickness and refractive index of a wafer at the same time in a single measurement by using the optical comb. JWA47 Generation of Highly Stable Microwave Signals Based on Regenerative Fiber Mode Locking Laser , Paolo Ghelfi1, Giovanni Serafino2, Fabrizio Berizzi3,4, Antonella Bogoni1; 1Natl. Lab of Photonic Networks, Consorzio Nazionale Interuniversitario per le Telecomunicazioni, Italy, 2Scuola Superiore Sant’Anna, Italy, 3Univ. of Pisa, Italy, 4RaSS Ctr. - CNIT, Italy. Microwave signal generation based on regenerative fiber mode-locked laser is proposed. The excellent stability proved by noise performance at X-band is guaranteed at ultra-high frequencies (above W band) where electronic generators strongly degrade. CLEO 13. Active Optical Sensing JWA48 Development of a High Sensitivity Faraday Rotation Spectrometer for Nitric Oxide Monitoring, Yin Wang1, Stephen So1, Evan Jeng1, Antoine Muller2, Gerard Wysocki1; 1Princeton Univ., USA, 2Alpes Lasers, Switzerland. Detailed noise analysis and system optimization of a DFB-QCL based Faraday rotation spectroscopic system for Nitric Oxide sensing is reported. New strategies for improvements of the ultimate sensitivity will be discussed. JWA49 Highly Sensitive Strain and Bending Sensor Based on a Fiber Mach-Zehnder Interferometer in Photonic Crystal Fiber, Woojin Shin1, Y.L Lee1, B.A. Yu1, Y.C. Noh1, T.J. Ahn2; 1Advanced Photonics Res. Inst., Gwangju Inst. of Science and Technology, Republic of Korea, 2Chosun Univ., Republic of Korea. We propose highly sensitive strain and bending sensor with very low temperature sensitivity based on in line Mach-Zehnder Interferometer in solid core large mode area photonic crystal fiber and experimentally investigated its novel characteristics. JWA50 Multipoint Mesh Sensing System with Self-Healing Functionality, Chung-Yu Wu1, Jhih-Heng Yan1, Peng-Chun Peng2, Kai-Ming Feng1; 1Natl. Tsing Hua Univ., Taiwan, 2Natl. Taipei Univ. of Technology, Taiwan. A self-healing multipoint mesh sensing system is proposed by arranging the wavelengths of FBG sensors corresponding to the FSR of an AWG with three 2x2 optical switches in remote nodes to construct the healing links. JWA51 Thermochromic Polymer Opals, Jason Sussman1, David Snoswell1, Andreas Kontogeorgos1, Jeremy J. Baumberg1, Peter Spahn2; 1Univ. of Cambridge, UK, 2Deutsches Kunststoff-Inst., Germany. Highly unusual thermochromic properties of large-scale shear-ordered photonic crystals are demonstrated. A simple theoretical model of the temperature dependence of this resonant Bragg scattering based structural colour is developed. JWA52 Resonator Micro-Optic Gyroscope Based on the Double Phase Modulation Technique, Hui Mao, Huilian Ma, Zhonghe Jin; Zhejiang Univ., China. Double phase modulation technique is presented to relax the accuracy of the modulation index. A bias stability of 3.14×10-3 rad/s is demonstrated in a resonator micro-optic gyro with the silica waveguide ring length of 7.9cm. JWA53 Refractive Index Sensing Using Slow Light in Photonic Crystal Waveguides, Murtaza Askari, Sivasubramaniam Yegnanarayanan, Ali Adibi; Georgia Tech, USA. We present a compact integrated refractive index sensor using slow light in PCWs. The PCWs used in a Mach-Zahnder interferometer configuration and operated close to mode-gap edge result in a highly compact and sensitive device. JWA54 Spatial Resolution Limitation by Rayleigh Scattering-Induced Noise in Brillouin Optical Correlation-Domain Reflectometry, Yosuke Mizuno, Weiwen Zou, Zuyuan He, Kazuo Hotate; Univ. of Tokyo, Japan. We experimentally show that the modulation amplitude of laser frequency determining the spatial resolution of BOCDR can exceed half of the Brillouin frequency shift, which was the conventional limitation due to the Rayleigh scattering-induced noise. JWA55 Distributed Bragg Reflector Er-Doped Fiber Laser Hydrophone, Tuan Guo, Weisheng Liu, Allan Chi-lun Wong, Hongjun Wang, Da Chen, Chao Lu, Hwa-Yaw Tam; Hong Kong Polytechnic Univ., Hong Kong. Dual-polarization distributed Bragg reflector fiber laser (26 mm length) in Erdoped fiber with beat-frequency of ~20 MHz (significantly lower than ~1 GHz reported earlier) that is capable of detecting 16 MHz ultrasound has been demonstrated. JWA56 Detection of First Order Phase Transitions Using Direct UV Written Integrated Optical Planar Bragg Gratings Intrinsically Defined Within a Silica Micro-Cantilever, Christopher Holmes, Lewis G. Carpenter, Helen L. Rogers, James C. Gates, Peter G. R. Smith; Optoelectronics Res. Ctr., Univ. of Southampton, UK. A phase transition sensor is demonstrated using direct UV written Bragg gratings intrinsically defined within a mechanically resonating silica micro-cantilever. Fabrication is uniquely achieved through a combination of micro-machining and direct UV writing. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Exhibit Hall 3 JOINT +8"t+PJOU$-&02&-41PTUFS4FTTJPO**$POUJOVFE JWA57 Fingerprinting Ovalbumin—Simulant of Protein Toxins in Extremely-Wide Frequency Range, Renbo Song1, Yujie J. Ding1, Ioulia B. Zotova2; 1Lehigh Univ., USA, 2ArkLight, USA. We have identified ten new absorption peaks in the unexplored spectral range of 3600-7000 wave numbers and two new peaks in 15-120 wave numbers from Ovalbumin being regarded as a simulant of protein toxins. JWA63 Integrated Microsphere Arrays as a Compact Focusing Tool for Biomedical and Photonics Applications, Arash Darafsheh, Matthew D. Kerr, Kenneth W. Allen, Vasily N. Astratov; Univ. of North Carolina at Charlotte, USA. It is shown that integration of microspheres inside microcapillaries or hollow waveguides allow the development of compact focusing tools for a variety of biomedical and photonics applications. JWA58 Long Distance FBG Sensor Interrogation Using 1.3 μm FDML Wavelength Swept Laser, Min Yong Jeon, Byoung Chang Lee; Chung Nam Natl. Univ., Republic of Korea. We report a high-speed long distance FBG sensor interrogation using 1.3μm FDML wavelength-swept laser. The static strain and dynamic strain response for long distance FBG interrogation system is achieved. JWA64 Statistical Hypothesis Testing for SuperResolution Localization Imaging at High Speed, Fang Ma, Alberto Bilenca; Lehigh Univ., USA. We predict a 6-to-15-fold increase in the imaging speed of super-resolution photo-activated localization microscopy using a novel algorithm for estimation of the number of multiple molecules activated simultaneously within a diffractionlimited area. JWA59 Cladding Modes Analysis of Photonics Crystal Fiber for Refractive Index Sensors Using Finite Element Method, Naeem Khurram1, Linh V. Nguyen 1, Kamal Alameh 2, Youngjoo Chung 1; 1 Gwangju Inst. of Science and Technology, Republic of Korea, 2Edith Cowan Univ., Australia. We developed a Finite Element package to analyze cladding mode field extensions into the air-holes of photonics crystal fiber for refractive index sensing. Our analysis could determine the most sensitive cladding mode for liquid sensing. JWA60 A Trace Gas Sensor at ppb Sensitivity Based on Multiple Line Integration Spectroscopy Techniques, Gottipaty N. Rao, Andreas Karpf; Adelphi Univ., USA. We demonstrate that employing integrated absorption of multiple lines or summation of the absolute values of the wavelength modulation spectroscopy signals, sensitivities of ppb can be achieved for the detection of trace gases. CLEO 10. Biophotonics and Optofluidics JWA62 Optofluidic in situ Fabrication of Magnetic Actuators in Microfluidic Channels, Su Eun Chung, Jiyun Kim, Seungki Min, Nari Lily Kim, Sunghoon Kwon; Seoul Natl. Univ., Republic of Korea. We demonstrate in-situ fabrication of magnetic actuators using optofluidic maskless lithography (OFML). Photopatterning of magnetic structures in same place with actuation area reduces extra steps for transportation from the fabrication site to actuation site. JWA66 Integrated Arrayed Waveguide Grating Spectrometer for On-Chip Optical Coherence Tomography, Imran Akca1, Nur Ismail1, Fei Sun1, Duc V. Nguyen2, Jeroen Kalkman2, Ton G. van Leeuwen1,2, Alfred Driessen1, Kerstin Worhoff1, Markus Pollnau1, Rene de Ridder1; 1Univ. of Twente, Netherlands, 2Univ. of Amsterdam, Netherlands. A silicon oxynitride based arrayed waveguide grating spectrometer was designed for on-chip spectraldomain optical coherence tomography systems. Transmission measurement results are promising for miniaturizing the current optical coherence tomography systems through integrated optics. JWA67 Comparison of Forward and Backward SHG Images Using Fourier Transform-Second-Harmonic Generation Imaging, Raghu Ambekar Ramachandra Rao, Monal R. Mehta, Scott Leithem, Kimani C. Toussaint, Jr; Univ. of Illinois UrbanaChampaign, USA. We compare the forward and backward SHG images for porcine tendon, sclera, and ear cartilage using Fourier transform-secondharmonic generation microscopy. The preferred orientation and peaks in the magnitude spectrum are used as metrics for comparison. JWA69 Forward and 90-Degree Light Scattering Measurements in Optofluidic Flow Cytometer, Jessica M. Godin, Yu-Hwa Lo; Univ. of California at San Diego, USA. A microfluidic flow cytometer for three-parameter light scatter measurements is demonstrated to distinguish between 4 sizes of polystyrene beads from 5-15 μm. Light blocking and guiding elements are employed in this compact, integrated microfluidic chip. JWA70 Optical Manipulation of Microbeads in an Integrated Optofluidic Device, Hong CAI, Andrew W. O. Poon; Hong Kong Univ. of Science and Technology, Hong Kong. We demonstrate optical manipulation of 1-μm-sized polystyrene beads in a silicon-based integrated optofluidic device. The relative velocity of the optically driven microbeads is ~14.2 μm/s and ~3.5 μm/s using 0.7-μm and 0.5-μm-thick silicon nitride waveguides. JWA71 Hadamard Multiplexed Fluorescence Molecular Tomography: Theory and Numerical Studies, Ali Behrooz, Ali A. Eftekhar, Pouyan Mohajerani, Ali Adibi; Georgia Tech, USA. Inspired by Hadamard multiplexing technique, a method is proposed to improve noise robustness and minimize estimation error in fluorescence molecular tomography (FMT). Theoretical results are validated by numerical studies of 2-D simulated FMT data. JWA72 Ordered Fluidic Self-Assembly of 3-D Microparticles Based on Gray-Scale Optofluidic Maskless Lithography, Sung-Eun Choi, Hosuk Lee, Wook Park, Sunghoon Kwon; Seoul Natl. Univ., Republic of Korea. We demonstrate ordered fluidic self-assembly of lithographically fabricated microparticles in microfluidic channels. Unique 3-D shapes of the microparticles are fabricated by gray-scale optofluidic maskless lithography. We show these structures enhance orderness of the monolayer crystal. Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. Wednesday, May 19 JWA61 An Integrated Optofluidic Bragg Grating Device to Measure the Dynamic Composition of a Fluid System, Richard M. Parker, James C. Gates, Martin C. Grossel, Peter G. R. Smith; Univ. of Southampton, UK. Strong transitional mixing effects were observed by a planar Bragg grating sensor within a microfluidic system. This property was used to develop an integrated optofluidic sensor for detection of the composition of mixed solvent systems. JWA65 Nonlinear Recovery of Diffused Images by Seeded Instability, Dmitry V. Dylov, Jason W. Fleischer; Princeton Univ., USA. We develop a method to filter and amplify diffused images by using spatial nonlinearity to seed instability. We observe the increase of image contrast and enhancement of signal resolution in noisy environments. JWA68 Coherent Anti-Stokes Raman Scattering Microscopy Using a Single-Pass Picosecond Supercontinuum-Seeded Optical Parametric Amplifier, Chao-Yu Chung1, Yen-Yin Lin2, ShiWei Chu3, Kuo-Yu Wu1, Wan-Yu Tai1, Yao-Chang Lee1, Yeu-Kuang Hwu4, Yin-Yu Lee1; 1Natl. Synchrotron Radiation Res. Ctr., Hsinchu, Taiwan ROC, Taiwan, 2 Inst. of Photonics Technologies, Dept. of Electrical Engineering, Natl. Tsinghua Univ., Taiwan, 3Dept. of Physics, Natl. Taiwan Univ., Taipei, Taiwan ROC, Taiwan, 4Inst. of Physics, Academia Sinica, Taipei, Taiwan ROC, Taiwan. We investigated a coherent anti-Stokes Raman scattering microscopy with a single-pass picosecond supercontinuumseeded optical parametric amplifier (SCOPA). Our SCOPA system is substantially simpler because the pump and Stokes lasers are automatically overlapped. 127 Exhibit Hall 3 JOINT +8"t+PJOU$-&02&-41PTUFS4FTTJPO**$POUJOVFE JWA73 Multi-Photon Ablation of Biological Samples with Custom-built Femtosecond Fiber Lasermicroscope System, Seydi Yavas, Mutlu Erdogan, Kutan Gürel, Uygar Halis Tazebay, F. Ömer Ilday; Bilkent Univ., Turkey. A femtosecond laser-microscope system is custom-built for ablation of cells and tissue at 1030 nm. Fiber lasers offer important advantages for nanosurgery, including superior robustness, lower-cost and nearly complete control over pulse train pattern. JWA74 Fiber Bundle Fluorescence Endomicroscopy, Tsung-Han Tsai, Chao Zhou, James G. Fujimoto; MIT, USA. An improved design for fiber bundle fluorescence endomicroscopy is demonstrated. Scanned illumination and detection using coherent fiber bundles with 30,000 elements with 3 μm resolution enables high speed imaging with reduced pixel cross talk. JWA75 Double Negative Particles in Optical Tweezers, Leonardo A. Ambrosio, Hugo E. HernándezFigueroa; Unicamp, Univ. of Campinas, Brazil. Preliminary results for gradient forces on optical tweezers, using double-negative (DNG) particles, are presented adopting full electromagnetic theory for focused Gaussian beams, revealing unusual and interesting behaviors that could be exploited in biomedical optics research. Wednesday, May 19 JWA76 Optothermal Manipulation of Colloidal Microparticles, Yangyang Liu, Andrew W. Poon; Hong Kong Univ. of Science and Technology, Hong Kong. We demonstrated trapping of 6-µm polystyrene microparticles over a 253-µm range using a trapping power of ~ 7 mW at 1550 nm. The observed particle levitation and segregation offer a long-range energy-efficient manipulation mechanism. 128 JWA77 Internal Quadratic Stark Effect Results in Color Hue Variations in Fluorescent Proteins with the Same Chromophore Structure, Mikhail Drobizhev, Shane Tillo, Nikolay S. Makarov, Aleksander Rebane, Thomas E. Hughes; Montana State Univ., USA. Genetically-encoded fluorescent proteins are widely used for bio-imaging. We employ two-photon absorption spectroscopy to show that their different hues can be explained by quadratic Stark effect due to variations of electric field within the protein. JWA78 Evaluation of the Electromagnetic Hazard of Intense THz Pulses on Neural Cells, Marco Peccianti1,2, Mohamad Seyed Sadr3, Carmen Sabau3, Gargi Sharma1, Francois Blanchard1, Luca Razzari1, Deborah Maret3, Emad Seyed Sadr3, Jad Alshami3, Vincent Siu3, Gabriella Gobbi4, Tsuneyuki Ozaki1, Rolando Del Maestro 3, Roberto Morandotti 1; 1 INRS Énergie, Matériaux et Télécommunications, Canada, 2Res. Ctr. SOFT INFM-CNR, Italy, 3Brain Tumour Res. Ctr., Montréal Neurological Inst., Canada, 4Neurobiological Psychiatry Unit, McGill Univ., Canada. We present an experimental study on the potential electromagnetic hazard of High field THz broadband pulse on healthy and degenerated neural tissue toward in vivo application of reflective THz time domain spectroscopy. JWA79 Optomechanical Protein Switch, Jessica P. Mondia, Stephanie P. Yuen, Tom Dabrowski, Mark Cronin-Golomb, David L. Kaplan, Fiorenzo G. Omenetto; Tufts Univ., USA. We demonstrate photomechanical actuation by measuring the variation of the diffracted orders in a free-standing nanopatterned diazonium-modified silk fibroin film by modulating a blue excitation light source. JWA80 Unambiguous Probe of Surface Chirality Based on Focused Circularly-Polarized Light, Mikko J. Huttunen, Matti Virkki, Miro Erkintalo, Martti Kauranen, Elina Vuorimaa, Alexander Efimov, Helge Lemmetyinen; Tampere Univ. of Technology, Finland. We propose a new probe of surface chirality based on second-harmonic generation and focused circularly-polarized light. We show experimentally that the technique is sensitive only to chirality but not to anisotropy of the sample. JWA81 Dynamic Monitoring of the Heart Beating Behaviors of Drosophila with Optical Coherence Tomography, Meng-Tsan Tsai1, Cheng-Kuang Lee2, Kai-Min Yang2, Ting-Ta Chi2, C. C. Yang2, June-Tsai Wu2, Lian-Yu Lin2; 1Chang Gung Univ., Taiwan, 2Natl. Taiwan Univ., Taiwan. The dynamic behaviors of heart beating of drosophilae, including abnormal drosophilae of mutant genes and high-temperature culture, and normal drosophilae with different fixing techniques for observation, are monitored with a swept-source optical coherence tomography system. JWA82 pH/Ion Sensitive Nanoparticles with Optical Tweezers, Mark J. Kendrick1, Daniel Gruss1, David H. McIntyre1, Oksana Ostroverkhova1, Valeriya Bychkova1, Alexey Shvarev1, Natalia Pylypiuk1, Myra Koesdjojo1, Vincent T. Remcho1, Shalini Prasad2; 1Oregon State Univ., USA, 2Arizona State Univ., USA. We present fluorescence-based pH/ion nanosensors, positioned and manipulated using holographic optical tweezers, with simultaneous fluorescence read-out, within a microfluidic device and within a biological cell. JWA83 High Resolution Measurement of Sodium Fluorescein Distribution in Doped Live Corneal Tissue, Liping Cui1, Krystel Huxlin2, Lana Nagy2, Margaret DeMagistris2, Lisen Xu1, Wayne Knox1; 1Inst. of Optics, Univ. of Rochester, USA, 2 Univ. of Rochester Eye Inst., USA. Two-photon fluorescence was used for the first time to measure sodium fluorescein distribution in live corneal tissue. The diffusion depth was determined to be 350 µm under study conditions with 11µm axial resolution. JWA84 Experimental Investigation of Waveguide Sensor Based on Cascaded-Microring Resonators with Vernier Effect, Lei Jin, Mingyu Li, Jian-Jun He; Zhejiang Univ., China. An optical sensor based on two cascaded microring resonators is fabricated in silicon-on-insulator waveguide. A Q-factor of 2×104 is measured and the increase of refractive index sensitivity by using Vernier effect is investigated experimentally. JWA85 Image Contrast Enhancement of Optical Coherence Tomography with Au Nanorod-Induced Localized Surface Plasmon Resonance, ChengKuang Lee1, Ting-Ta Chi1, Kun-Che Kao1, ChungYuan Mou1, Kai-Min Yang1, Meng-Tsan Tsai2, C. C. Yang1; 1Natl. Taiwan Univ., Taiwan, 2Chang Gung Univ., Taiwan. Image contrast enhancement of optical coherence tomography is demonstrated by diffusing Au nanorods into pig adipose for generating localized surface plasmon (LSP) resonance, which is confirmed by comparing with the case of no LSP excitation. JWA86 Optical Coherence Tomography Imaging of Stenotic Aortic Valve Samples, Kátia C. Rodrigues1, Claudia C. B. Mota1, Jamil Saade1, Cid B. Araújo1, Renato A. Zangaro2, Newton S. da Silva3, Renato E. Araújo1, Anderson S. L. Gomes1; 1Univ. Federal de Pernambuco, Brazil, 2Univ. Camilo Castelo Branco, Brazil, 3Univ. do Vale do Paraíba, Brazil. Aortic valve samples, classified into normal, mild, moderate and severe fibrous calcific tissue based on Raman Spectroscopy, were analyzed with Optical Coherence Tomography. Results point OCT as a powerful diagnostic tool for aortic valve stenosis. CLEO 06. Optical Materials, Fabrication and Characterization JWA87 Novel Method for Simulating Refractive Index Distributions of EO Materials with Electrostrictive Distortions, Tadayuki Imai, Shogo Yagi; Nippon Telegraph and Telephone Corp., Japan. We report a novel method for simulating distributed refractive index modulations for materials with the second-order electro-optic effect. The theory assimilates calculations of strains caused by the electrostrictive effect. JWA88 Vis-IR Optical Switching/ Modulation Based on the Electrically- Activated Phase Transition of VO2 Thin Films, Aurelian Crunteanu1, Marc Fabert1, Julien Givernaud1, Vincent Kermene1, Agnes Desfarges-Berthelemot1, Jean-Christophe Orlianges2, Corinne Champeaux2, Alain Catherinot2; 1XLIM UMR 6172, Univ. de Limoges/ CNRS, France, 2SPCTS UMR 6638, Univ. de Limoges/ CNRS, France. We report on characterization of novel optical switches based on phase transition VO2 films. The electrically-induced VO2 phase transition leads to radical changes in material’s optical properties, which may be implemented in switching/ modulation functions. JWA89 Optical and Structural Properties of Zirconium Doped Lithium Niobate Crystals, Paolo Minzioni1, Giovanni Nava1, Jacopo Parravicini1, Ilaria Cristiani1, Vittorio Degiorgio1, Nicola Argiolas2, Marco Bazzan2, Maria V. Ciampolillo2, Cinzia Sada2, Luca Saoner2, Anna M. Zaltron2; 1CNISM and Univ. of Pavia, Italy, 2CNISM and Univ. of Padova, Italy. We present a careful investigation of the optical properties of Zr-doped lithium-niobate crystals. We also investigate in detail the threshold concentration for Zr-doping, by means of three different optical measurement techniques. JWA90 Characterization of Saturable Absorption of E11 and E22 Transitions of Carbon Nanotubes, J. C. Travers1, J. Morgenweg1, E. D. Obraztsova2, A. S. Lobach3, A. I. Chernov2, E. J. R. Kelleher1, S. V. Popov1, J. R. Taylor1; 1Femtosecond Optics Group, Physics Dept., Imperial College London, UK, 2A.M. Prokhorov General Physics Inst., Russian Federation, 3Inst. of Problems of Chem. Physics, Russian Acad. of Sciences, Russian Federation. We characterize the saturable absorption properties of the E11 and E22 transitions of the same highlypurified film of single-wall carbon-nanotubes, and compare the results in terms of modulation-depth, saturation-intensity and mode-locked fiber laser performance. JWA91 High Nonlinearity and High Transmittance Optical Bi 2O 3-B 2O 3-TeO2 Glass, Tomoharu Hasegawa; Asahi Glass Co., Ltd., Japan. We developed a novel Bi2O3-B2O3-TeO2 glass system. This glass shows excellent high transmittance even near the absorption edge ~400 nm, nevertheless its high refractive index and high optical nonlinearity. JWA92 Wafer-Scale Monolithic Integration of Al2O3:Er3+ Amplifiers with Si Waveguides, Laura Agazzi1, Jonathan D. B. Bradley1, Gunther Roelkens2, Roel Baets2, Feridun Ay1, Kerstin Worhoff1, Markus Pollnau1; 1IOMS Group, Univ. of Twente, Netherlands, 2 Photonics Res. Group, Gent Univ., Belgium. Cosputtering and structuring active erbium-doped aluminum oxide waveguides directly on top of processed SOI passive waveguides provides coupling losses of 2.5 dB between active and passive waveguides and a signal enhancement of 7.2 dB. JWA93 GaAs Deep-Center Stimulated-Emission at 1.5μm, Janet L. Pan; Yale Univ., USA. Roomtemperature stimulated-emission, optical gains larger than known significant losses, and singlepass laser action from GaAs deep-centers are demonstrated at low electrical injection in cw mode at 1.3-1.5μm. Fast hole capture maintains the population inversion. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Exhibit Hall 3 JOINT +8"t+PJOU$-&02&-41PTUFS4FTTJPO**$POUJOVFE JWA94 Optical Spectroscopy on Bi Containing Semiconductors, Alexey Chernikov1, Sangam Chatterjee1, Martin Koch1, Christina Bückers1, Stephan W. Koch1, Sebastian Imhof2, Angela Thränhardt2, Xianfeng Lu3, Shane R. Johnson3, Dan A. Beaton4, Thomas Tiedje4; 1Philipps-Univ. Marburg, Germany, 2 Technische Univ. Chemnitz, Germany, 3Arizona State Univ., USA, 4Univ. of British Columbia, Canada. The novel semiconductor material Ga(AsBi) is investigated by the time-resolved photoluminescence as function of lattice temperature, excitation density, and excitation energy. Disorder and localization effects are found to strongly influence the spectra and the dynamics. JWA99 Characterization of CsLiB6O10 Crystals Grown in Dry Atmosphere, Masashi Yoshimura 1,2, Yohei Shimizu1,2, Takahiro Kawamura1,2, Kazuto Matsuki3, Susumu Iida2,3, Shinichi Imai2,3, Yushi Kaneda1,2,4, Junji Hirohashi2,5, Akio Miyamoto2,5, Yasunori Furukawa2,5, Yasuo Kitaoka1,2, Yusuke Mori1,2, Takatomo Sasaki1,2; 1Osaka Univ., Japan, 2 JST-CREST, Japan, 3AMiT, Japan, 4Univ. of Arizona, USA, 5Oxide, Japan. We attempted the growth of CsLiB6O10 in dry atmosphere. Devices fabricated from dry-grown crystal had demonstrated 1 week of continuous operation without shifting the crystal at the output power of 100 mW at 199 nm. JWA95 Spatially Resolved, Polarized Photoluminescence from Wurtzite InGaAs/GaAs Nanoneedles, Roger Chen, Linus C. Chuang, Thai Tran, Michael Moewe, Connie Chang-Hasnain; Univ. of California at Berkeley, USA. We spatially resolve photoluminescence from wurtzite InGaAs/GaAs core-shell nanoneedles and characterize their nonuniform quantum well emission. Polarization measurements reveal anisotropy behavior that is reminiscent of GaN and other wurtzite materials. JWA100 Nondestructive Quality Evaluation of Periodically Poled Lithium Niobate Crystals by Diffraction-Noise Measurement, Myoungsik Cha, Hwan Hong Lim, Krishnamoorthy Pandiyan, Yeon Sook Kang, Byoung Joo Kim; Pusan Natl. Univ., Republic of Korea. We derived an expression for the noise between the diffraction orders from a random grating. The result was applied to analyze the statistical duty-cycle error in PPLN, providing an efficient means for poling quality evaluation. JWA96 Characterization of Dynamic Nonlinear Absorption of Carbon Nanotube Saturable Absorber, Fengqiu Wang, Daniel Popa, Zhipei Sun, Tawfique Hasan, Felice Torrisi, Andrea C. Ferrari; Dept. of Engineering, Univ. of Cambridge, UK. Dynamic nonlinear absorption of composite-type single-wall carbon nanotube saturable absorbers is characterized using both femtosecond and picosecond pump pulses. Results are compared with numerical simulations based on two commonly used saturable absorber models. JWA98 Ytterbium Doped Nano-Crystalline Optical Fiber for Reduced Photodarkening, Seongwoo Yoo1, Mridu P. Kalita1, Alex J. Boyland1, andy Webb1, Rob J. Standish1, Jayanta K. Sahu1, Mukul C. Paul2, S. Das2, S. K. Bhadra2, M. Pal2; 1Optoelectronic Res. Ctr., Univ. of Southampton, UK, 2Central Glass and Ceramic Res. Inst., India. We report suppression of photodarkening in Yb-doped nano-crystalline fibers in silica host. The photodarkening induced loss reduced by 20 times compared to Yb-doped aluminosilicate fibers. The laser efficiency of the nano-crystalline fiber was 79%. JWA102 Switcheable Strong-Coupling Microcavities of Inorganic-Organic Perovskite Natural Quantum Wells, Gaddam Vijaya Prakash1, K. Pradeesh1, Jeremy J. Baumberg2; 1Indian Inst. of Technology Delhi, India, 2Univ. of Cambridge, UK. Room-temperature strong-coupling has been observed with large Rabi splitting of upto 202meV when layered inorganicorganic multiple quantum wells (IO-MQWs), are embedded in low-Q microcavities. Incorporating exciton-switching hybrid further allows active control of the strong-coupling parameters. JWA104 Absence of Quantized Energy-States Local Diffusion in Semiconductor Quantum-Dash Structures, Chee-Loon Tan1, Chee Keong Tan2, Hery Susanto Djie3, Boon Siew Ooi1,4; 1Lehigh Univ., USA, 2Univ. of Sheffield, UK, 3JDS Uniphase Corp., USA, 4King Abdullah Univ. of Science and Technology, Saudi Arabia. We present an analysis of InAs/InAlGaAs/InP quantum-dash structures utilizing different degrees of postgrowth-latticedisordering. The observation of digital transitions among quantized states discards the origins of multiple excited states from a single group of dash ensembles. JWA105 Optical Reflection and Transmission Properties from a Graphene Monolayer to Graphite, Helgi S. Skulason, Peter E. Gaskell, Thomas Szkopek; McGill Univ., Canada. Optical reflection, transmission and AFM measurements of exfoliated graphitic films on glass from graphene monolayers to 700 layers are reported. A simple model based on pipi* and sigma-sigma* transitions account for the observed behavior. JWA106 Reduction of Thermal Dephasing by Tight Elliptical Focusing Perpendicular to Walk-off Plane Leading to Improved Fourth Harmonic Generation in β-BaB2O4, Masakuni Takahashi1, Akira Osada1, Alex Dergachev2, Peter F. Moulton2, Marilou Cadatal-Raduban3, Toshihiko Shimizu3, Nobuhiko Sarukura3; 1Central Res. Inst., Mitsubishi Materials Corp., Japan, 2Q-Peak Inc., USA, 3Inst. of Laser Engineering Osaka Univ., Japan. Thermal dephasing from two-step absorption-induced linear absorption is reduced by minimizing second- and fourth-harmonic beam overlap through uniaxial focusing parallel to the walk-off plane, leading to high-repetition rate, multi-watt ultraviolet generation in BBO. Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. Wednesday, May 19 JWA97 Observation of ArF Laser Induced Structural Defects in Highly Transparent Synthetic Silica Glass, Madoka Ono1, Akio Koike1, Kei Iwata2, Masaaki Takata2; 1Asahi Glass Co., Japan, 2AGC Electronics Co. Ltd., Japan. Sensitive in situ measurement systems for differential absorption and photoluminescence were developed to evaluate E’ center, ODC(II), and NBOHC. The change of their concentrations by ArF irradiation were successfully observed in highly transparent synthetic silica glass. JWA101 Pr Doped Li-6 Glass Scintillator for Inertial Confinement Fusion Neutron Diagnostics, Yasunobu Arikawa1, Kouhei Yamanoi1, Tomoharu Nakazato1, Elmer Surat Estacio1, Toshihiko Shimizu1, Nobuhiko Sarukura1, Mitsuo Nakai1, Takayoshi Norimatsu1, Youichirou Hironaka1, Hiroshi Azechi1, Takahiro Murata2, Shigeru Fujino3, Hideki Yoshida4, Kei Kamada5, Yoshiyuki Usuki5, Toshihisa Suyama6, Akira Yoshikawa7, Nakahiro Satoh8, Hirohumi Kan8; 1Inst. of Laser Engneering, Osaka Univ., Japan, 2Tokai Univ., Japan, 3Kyusyu Univ., Japan, 4 Ceramic Res. Ctr. of Nagasaki, Japan, 5Furukawa Co. ltd., Japan, 6Tokuyama Co. Ltd., Japan, 7Tohoku Univ., Japan, 8Hamamatsu Photonics K. K., Japan. Experimental results are presented on the properties of a custom-designed fast-response lithium-6 glass scintillator for inertial confinement fusion diagnostics. This newly developed scintillator promises as an indispensable tool in the realization of scattered neutron diagnostics. JWA103 Two-Photon Absorption in Single Crystals of Cyanine-Like Dye, Honghua Hu1, Andriy Gerasov2, Lazaro Padilha1, Olga Przhonska1,3, Scott Webster1, Mykola Shandura2, Yuriy Kovtun2, Artem Masunov4,5,6, David Hagan1,6, Eric Van Stryland1,6; 1 CREOL and FPCE, College of Optics and Photonics, Univ. of Central Florida, USA, 2Inst. of Organic Chemistry, Natl. Acad. of Sciences, Ukraine, 3Inst. of Physics, Natl. Acad. of Sciences, Ukraine, 4Nanoscience Technology Ctr., Univ. of Central Florida, USA, 5 Dept. of Chemistry, Univ. of Central Florida, USA, 6 Dept. of Physics, Univ. of Central Florida, USA. We report the two-photon absorption spectrum of single crystals of an asymmetric cyanine-like dye in comparison to its spectrum in solution. The 2PA peak magnitude is comparable to bulk semiconductors of similar absorption edge. 129 Exhibit Hall 3 JOINT +8"t+PJOU$-&02&-41PTUFS4FTTJPO**$POUJOVFE CLEO 05. Terahertz Technologies and Applications JWA107 Measurement of Terahertz Pulses Using Electronically Controlled Optical Sampling (ECOPS), Jingbo Liu, Marx K. Mbonye, Rajind Mendis, Daniel M. Mittleman; Rice Univ., USA. We demonstrate generation and detection of single-cycle terahertz pulses using Electronically Controlled Optical Sampling (ECOPS). This technique is similar to asynchronous optical sampling (ASOPS), but is better suited for lower repetition-rate lasers. JWA108 Terahertz Plasmon-Induced Dipole Emission from a Schottky Barrier, Cameron J. E. Straatsma, Corey A. Baron, Mehmet Egilmez, Kim H. Chow, Jan Jung, Abdulhakem Y. Elezzabi; Univ. of Alberta, Canada. We report on terahertz modulation of a Schottky interface. An amplitude increase of ~12% is observed for terahertz pulses transmitted through dense ensembles of metallic microparticles containing a surface structure of CuxO/Au. JWA109 Paper Withdrawn. Wednesday, May 19 JWA110 Electrically Controlling Beam Pattern of THz Quantum Cascade Lasers, Saeed Fathololoumi1,2, Emmanuel Dupont1, Seyed Ghasem Razavipour2, Sylvain R. Laframboise1, Zbigniew R. Wasilewski1, Dayan Ban2, H. C. Liu1; 1 Inst. for Microstructural Sciences, Natl. Res. Council Canada, Canada, 2 Dept. of Electrical and Computer Engineering, Univ. of Waterloo, Canada. An electrically controlled beam pattern technique for semi-insulating surface plasmon terahertz quantum cascade is presented. The near and far field measurements confirm that the lasing THz beam is roated by 25°, under dufferent current injections. 130 JWA111 Towards High-Power Terahertz Emitters Using Large Aperture ZnSe Photoconductive Antenna, Savier Ropagnol1, Roberto Morandotti1, Tsuneyuki Ozaki1, Matt Reid2; 1INRS, Canada, 2 Univ. of Nothern British Columbia, Canada. We study the generation of Terahertz (THz) radiation from ZnSe large aperture photoconductive antenna (LAPCA), with a goal to produce an intense THz source. JWA115 Model-Based THz Imaging for 2-D ReflectionMode Geometry, Malakeh A. Musheinesh, Charles J. Divin, Jeffrey A. Fessler, Theodore B. Norris; Univ. of Michigan, USA. We demonstrate 2-D reflection-mode THz imaging with modelbased reconstruction. A substantial improvement in the reconstruction of objects is obtained via the model-based algorithm compared to the timereversal algorithm. JWA112 Terahertz Emission from Coherent Phonon in Lithium Ternary Chalcopyrite Crystals Illuminated by Femtosecond Laser Pulses, Kei Takeya1, Yoshiaki Takemoto1, Iwao Kawayama1, Hironaru Murakami 1, Takeshi Matsukawa 2, Yoshinori Takahashi2, Masashi Yoshimura2, Yasuo Kitaoka2, Yusuke Mori2, Takatomo Sasaki2, Masayoshi Tonouchi1; 1Inst. of Laser Engineering, Osaka Univ., Japan, 2Graduate School of Engineering, Osaka Univ., Japan. We have investigated the THz emission from lithium ternary chalcopyrite crystals illuminated femtosecond pump laser pulses. THz emission from the coherent phonon in LiInSe2 and LiGaSe2 are observed at 2.87 and 3.45 THz respectively. JWA116 Imaging via Terahertz Plasmons, Pouya Maraghechi, Cameron J. E. Straatsma, Abdulhakem Y. Elezzabi; Ultrafast Optics and Nanophotonics Lab, Dept. of Electrical and Computer Engineering, Univ. of Alberta, Canada. Terahertz plasmonics application in imaging dielectrics embedded in metal-filled media is presented. Signatures of the objects were observed by exploiting the time domain information and the quality of acquired images was enhanced using image processing. JWA113 Efficient Method for Estimating Random Errors in Optical Constants Measured with THz-TDS, Norihisa Hiromoto 1, Saroj Raman Tripathi1, Makoto Aoki1, Kento Mochizuki1, Toshiaki Asahi2, Iwao Hosako3; 1Shizuoka Univ., Japan, 2Nippon Mining and Metals Co. Ltd., Japan, 3NICT, Japan. We propose practical models for standard deviations in intensity and phase spectra of electric field measured with THz-TDS, which makes possible to estimate random errors in the optical constants from single measurement of a sample. JWA114 Angle-Resolved THz Time Domain Reflection Spectroscopy of Rough Surfaces, Christoph D. Robiné1, Christian Wiegand2, Karola Rühle1, Frank Ellrich1, Tristan Weinland2, René Beigang3; 1Fraunhofer IPM, Germany, 2TU Kaiserlautern, Germany, 3 Fraunhofer IPM, TU Kaiserslautern and Res. Ctr. OPTIMAS, Germany. The use of a fiber-coupled terahertz TDS system offers new possibilities for angle-resolved reflection spectroscopy. We put the focus especially on angle-resolved scattering from roughened surfaces of both dielectric and metallic surfaces. JWA117 Loss and Spectral Measurements of Porous and Non-Porous Subwavelength THz Fibers, Alexandre Dupuis, Anna Mazhorova, Frederic Desevedavy, Maksim Skorobogatiy; École Polytechnique de Montréal, Canada. We present experimental verification of the transmission spectra and low propagation loss (α≤0.02cm -1) of porous and non-porous subwavelength Thz fibers. Porosity creates broader single-mode transmission peaks shifted to higher frequencies. JWA118 Investigation on Mode Coupling and Bending Loss Characteristics of Terahertz Air-core Pipe Waveguides, Jen-Tang Lu1, Chih-Hsien Lai1, YuRu Huang1, Yu-Chun Hsueh1, Yuh-Jing Huang2, Hung-Chun Chang1, Chi-Kuang Sun1,3; 1Graduate Inst. of Photonics and Optoelectronics, Dept. of Electrical Engineering, Natl. Taiwan Univ., Taiwan, 2 Inst. of Astronomy and Astrophysics, Academia Sinica, Taiwan, 3Res. Ctr. for Applied Sciences, Academia Sinica, Taiwan. We demonstrate the magnificent flexibility of the terahertz air-core pipe waveguides. By measuring waveguide attenuation spectra, we found that the pipe waveguides can be easily butt coupled with high coupling efficiency and low bending loss. JWA119 Numerical Study of THz Propagation in Curved Parallel-Plate Waveguides via the LowestOrder Transverse-Electric (TE1) Mode, Marx K. Mbonye, Rajind Mendis, Daniel M. Mittleman; Rice Univ., USA. We numerically model the TE1mode propagation of terahertz radiation inside a parallel-plate waveguide with curved plates. We show that a slight curvature can result in better mode confinement, without sacrificing its favorable dispersive properties. JWA120 Terahertz Anti-Resonant Reflecting Hollow Waveguide Sensor, Borwen You1, Hao-Zai Chen1, Ja-Yu Lu1, Jia-Hong Liou2, Chin-Ping Yu2, Tze-An Liu3, Jin-Long Peng3; 1Inst. of Electro-Optical Science and Engineering, Natl. Cheng Kung Univ., Taiwan, 2Dept. of Photonics, Natl. Sun Yat-Sen Univ., Taiwan, 3Ctr. for Measurement Standards, Industrial Technology Res. Inst., Taiwan. A hollow-core anti-resonant reflecting terahertz waveguide is first demonstrated for refractive index sensing. Various dangerous vapors and micro-molecular-layer with 1%-concentration variation (corresponds to 0.01-index-variation) have been successfully identified. The sensitivity could reach up to 7.17×105nm/RIU. JWA121 Parametric Investigation of Isotropic Fishnet Metamaterials in Terahertz Regime, Zhongxiang Zhang, Kam Tai Chan; Chinese Univ. of Hong Kong, Hong Kong. The magnetic and surface plasmon resonances in isotropic fishnet metamaterials with left-handed band in terahertz regime were studied experimentally and by simulation. An LC-circuit model has been adapted to describe the device. JWA122 Planar Terahertz Metamaterial at Cryogenic Temperatures, Ranjan Singh1, Zhen Tian1,2, Jiaguang Han3, Carsten Rockstuhl4, Jianqiang Gu1,2, Weili Zhang1; 1Oklahoma State Univ., USA, 2Tianjin Univ., China, 3Natl. Univ. of Singapore, Singapore, 4 Friedrich-Schiller-Univ. Jena, Germany. Optical properties of planar thin-film metamaterials were measured at room and liquid nitrogen temperatures using terahertz time-domain spectroscopy. The higher charge mobility at low temperatures is shown to be a promising path towards low-loss metamaterials. 12:00 p.m. – 2:30 p.m. Market Focus: Industrial Lasers, San Jose McEnery Convention Center, Exhibit Hall 2 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo NOTES ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Wednesday, May 19 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. 131 Room A1 Room A2 Room A3 Room A4 CLEO 1:30 p.m.–3:15 p.m. $8"t$BSSJFS&OWFMPQF1IBTF Stabilization and Few Cycle Generation I Giulio Cerullo; Politecnico di Milano, Italy, Presider 1:30 p.m.–3:15 p.m. $8#t1IPUPOJD$SZTUBMT** Cavities Milos Popovic; Univ. of Colorado at Boulder, USA, Presider 1:30 p.m.–3:15 p.m. $8$t'JCFS%FTJHO Liang Dong; IMRA America Inc, USA, Presider 1:30 p.m.–3:15 p.m. $8%t.VMUJQIPUPO.JDSPTDPQZ Siavash Yazdanfar; GE Global Res., USA, Presider $8"tQN Timing and Carrier-Envelope Phase Properties of Optical Parametric Generation Driven by Femtosecond Pulses, Cristian Manzoni1,2, Giovanni Cirmi3, Daniele Brida2, Sandro De Silvestri2, Giulio Cerullo2; 1Max-Planck Res. Group for Structural Dynamics, Germany, 2Politecnico di Milano, Italy, 3MIT, USA. We investigate, both numerically and experimentally, the optical parametric generation (OPG) process driven by femtosecond pulses in second-order nonlinear crystals. We discuss on the absolute phase and time fluctuations of the OPG beam. $8#tQN Invited Photonic Crystal Nanobeam Cavities and Their Applications, Marko Loncar, P. B. Deotare, I. W. Frank, Y. Zhang, A. Conwill, M. Khan, M. W. McCutcheon, Q. Quan; Harvard Univ., USA. Wavelength-scale and high-Q photonic crystal nanobeam resonators, made in Si, III-Vs, and Si3N4, and their applications in reconfigurable photonics, optoelectronics, biochemical sensing and quantum information processing are presented. $8$tQN Amplification of Femtosecond Pulses in Large Mode Area Photonic Bandgap Bragg Fiber, Dmitry A. Gaponov1, Sébastien Février1, Philippe Roy1, Marc Hanna2, Dimitris N. Papadopoulos2, Louis Daniault2, Frédéric Druon2, Patrick Georges2; 1 Xlim, Univ. of Limoges, France, 2Lab Charles Fabry de l’Inst. d’Optique, France. We demonstrate amplification of femtosecond pulses in large mode area singlemode Yb-doped photonic bandgap Bragg fibers. 260 femtosecond 5 microjoule pulses are obtained at 100 kHz repetition rate (1 W of average power). $8%tQN Subharmonic Synchronization of Two-Color Laser Pulses for Stimulated Raman Scattering Microscopy, Yasuyuki Ozeki1,2, Yuma Kitagawa1, Kazuhiko Sumimura1, Norihiko Nishizawa1, Wataru Umemura1, Makiko Ishii1, Shin’ichiro Kajiyama3, Kiichi Fukui1, Kazuyoshi Itoh1; 1Osaka Univ., Japan, 2JST, Japan, 3Kinki Univ., Japan. We successfully demonstrate low-jitter synchronization of a 38-MHz Yb-fiber oscillator to a 76-MHz Ti:sapphire oscillator with a two-photon detector and an intra-cavity electro-optic modulator for sensitive lock-in detection of stimulated Raman signal in biological microscopy. $8$tQN All-Optical Signal Regeneration Using Pulse Trapping in Birefringent Fibers, Eiji Shiraki, Norihiko Nishizawa, Kazuyoshi Itoh; Osaka Univ., Japan. We demonstrated novel all-optical signal regeneration using pulse trapping. Amplification, re-timing, and pulse shaping were demonstrated in only a 140 m-long standard low birefringent fiber. A large gain of 20 dB was observed. $8%tQN Optimizing Spectral Resolution in Supercontinuum-Generation-Based Multimodal fs CARS Microscopy, Aaron D. Slepkov1, Andrew Ridsdale1, Adrian F. Pegoraro1,2, Guillaume Labroille3, Albert Stolow1,2; 1Natl. Res. Council Canada, Canada, 2 Dept. of Physics, Queens Univ., Canada, 3Lab d’Optique et Biosciences, École Polytechnique, France. We utilize second-harmonic- and sumfrequency-generation at the objective focus to optimize spectral resolution in a single-fs-lasersource CARS microscope. Chirp-matching provides spectral focusing with a <40 cm-1 resolution between 1200 cm-1-3800 cm-1. $8%tQN Invited Label-Free Nonlinear Optical Imaging for Biology and Medicine, Sunney Xie; Harvard Univ., USA. Recent advances in stimulated Raman scattering microscopy and stimulated emission microscopy have allowed label-free imaging of living cells and organisms based on molecular spectroscopy with unprecedented sensitivity, offering new possibilities for biology and medicine. Wednesday, May 19 $8"tQN Sub Two-Cycle Pulse Compression at 1.8 µm with Bulk Material, Bruno E. Schmidt1,2, Mathieu Giguère1, Andrew D. Shiner2, Carlos Trallero-Herrero2, Éric Bisson1, David M. Villeneuve2, Jean-Claude Kieffer1, Paul B. Corkum2, François Légaré1; 1 Ctr. Énergie Matériaux et Télécommunications, INRS, Canada, 2Joint Lab for Atto-Second Science, Univ. of Ottawa, Natl. Res. Council, Canada. A simple scheme for generating 0.4 mJ 11.5 fs pulses at 1.8 µm is presented. OPA pulses were spectrally broadened in a hollow-core fiber and subsequently compressed by utilizing linear propagation through bulk material. 132 $8"tQN High Repetition Rate 5 GW Peak Power Fiber Laser Pumped Few-Cycle OPCPA with CEP Control, Enrico Seise1, Jan Rothhardt1, Steffen Hädrich1, Franz Tavella2, Arik Willner2, Stefan Düsterer2, T. Tschentscher3, Holger Schlarb2, Josef Feldhaus2, Jens Limpert1,4, Jörg Rossbach5, Andreas Tünnermann1,2; 1Friedrich-Schiller-Univ. Jena, Germany, 2Deutsches Elektronensynchrontron DESY, Germany, 3European XFEL GmbH, Germany, 4 Helmholtz-Inst. Jena, Germany, 5Univ. Hamburg, Germany. We report on a 96-kHz repetition rate sub-10-fs, optical parametric amplifier with 6.7-W average power and >5 GW peak power. Furthermore the oscillator is CEP-stabilized and the CEP of the amplified pulses is measured. $8#tQN Ultrahigh-Q Silicon-on-Insulator One Dimensional Mode-Gap Nanocavity, Eiichi Kuramochi 1,2 , Takasumi Tanabe 1,2 , Hideaki Taniyama1,2, Kohei Kawasaki1, Masaya Notomi1,2; 1 NTT Basic Res. Labs, Japan, 2CREST, JST, Japan. We reveal that a Si-wire-compatible SOI onedimensional photonic crystal nanocavity can have a numerical Q as high as 108 with a modal volume of less than 1 (λ/n)3. An experimental Q of 360,000 is observed. $8$tQN Ultrashort Pulse Delivery in Hollow-Core Photonic Bandgap Fiber at 540 nm, Wencai Huang1,2, Matthew G. Welch1, Peter J. Mosley1, Brian J. Mangan1, William J. Wadsworth1, Jonathan C. Knight1; 1Ctr. for Photonics and Photonic Materials, Univ. of Bath, UK, 2Xiamen Univ., China. We report the transmission and compression of ultrashort pulses with a wavelength of 540 nm in hollow-core photonic bandgap fiber. We have observed pulses as short as 115 fs after 1 m of fiber. $8"tQN Ultrabroadband Optical Parametric Chirped Pulse Amplifier System for Single-Cycle Waveform Synthesis, Shu-Wei Huang 1, Giovanni Cirmi1, Jeffrey Moses1, Kyung-Han Hong1, Andrew Benedick1, Li-Jin Chen1, Enbang Li2, Benjamin Eggleton2, Giulio Cerullo3, Franz X. Kärtner1; 1MIT, USA, 2Univ. of Sydney, Australia, 3Politecnico di Milano, Italy. We demonstrate synchronized fewcycle 800-nm and 2-µm pulse trains seeded from a single Ti:sapphire oscillator, able to generate scalable, high-energy pulses lasting less than a single electric-field cycle. Such pulses are attractive for high-field physics. $8#tQN Woodpile Photonic Crystal Nanocavity in GaAs, Lingling Tang, Tomoyuki Yoshie; Duke Univ., USA. High-precision three-dimensional woodpile photonic crystal nanocavities with 40 x 55 x 2.25 unit cells are fabricated in GaAs wafer for 1.55 µm wavelength with the two-directional etching method in a simple two-patterning process. $8$tQN Simplified Hollow-Core Photonic Crystal Fiber, Frédéric Gérôme, Raphael Jamier, Jean-Louis Auguste, Georges Humbert, Jean-Marc Blondy; Res. Inst. XLIM, Univ. de Limoges, France. A simplified design inspired from kagomé-lattice fiber reduced to one layer of air-holes was proposed demonstrating the anti-resonant core guiding capability. Two large low-loss windows were measured (minimum attenuation <0.2dB/m) with acceptable infrared bend losses. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 QELS CLEO QELS 1:30 p.m.–3:15 p.m. $8&t)JHI1PXFS-BTFST David Roh; Coherent Inc., USA, Presider 1:30 p.m.–3:15 p.m. 28#t)ZQFSCPMJD Metamaterials and Their Applications Vladimir M. Shalaev; Purdue Univ., USA, Presider 28"tQN Tutorial Filamentation of Femtosecond Laser Pulses: Basic Principles and Applications, André Mysyrowicz; Lab d’Optique Appliquée, ENSTAParis Tech and École Polytechnique, France. The physical effects leading to filament formation of intense femtosecond laser pulses propagating in air will be introduced. Recent developments and potential applications of filamentation will be described. $8&tQN 11W Broad Area 976nm DFB Lasers with 58% Efficiency, Christoph M. Schultz, Paul Crump, Hans Wenzel, Olaf Brox, Andre Maaßdorf, Götz Erbert, Günther Tränkle; Ferdinand-Braun-Inst., Leibniz-Inst. für Höchstfrequenztechnik, Germany. Optimized 976nm DFB lasers have peak power conversion efficiency of 58%, peak power of 11W, linewidth of ~ 0.4nm and vertical far-field FWHM 28°. A comparison with Fabry-Pérot lasers to the same design is presented. 28#tQN Optical Models of the Big Bang and Non-Trivial Space-Time Metrics Based on Metamaterials, Igor I. Smolyaninov1, Evgenii E. Narimanov2; 1 Univ. of Maryland, USA, 2Purdue Univ., USA. Optics of metamaterials is shown to provide table top models of non-trivial space-time metrics, such as the “two times physics” in (2+2) dimensions. An optical analogue of the Big Bang-like event is presented. $8&tQN High Power 1060 nm Ridge Waveguide Lasers with Low-Index Quantum Barriers for Narrow Divergence Angle, Agnieszka Pietrzak, Paul Crump, Hans Wenzel, Frank Bugge, Goetz Erbert, Guenther Traenkle; Ferdinand-Braun-Inst. für Hoechstfrequenztechnik, Germany. Combining low-index quantum-barriers with thick (8.6 µm) waveguide in a multi-QW 1060-nm epi-structure enabled a vertical divergence of <9°. 30 W broadarea and 0.8 W single-transverse-mode operation ridge-waveguide devices are demonstrated using these vertical designs. 28#tQN Broadband Purcell Effect in Hyperbolic Metamaterials, Zubin Jacob 1, Igor Smolyaninov 2, Evgenii Narimanov1; 1Purdue Univ., USA, 2Univ. of Maryland, USA. We propose a new approach to the broadband Purcell effect based on metamaterials with hyperbolic dispersion. Highly directional emission and dramatic reduction in spontaneousemission lifetime due to the singularity in densityof-states leads to interesting applications. $8&tQN GaSb-Based Semiconductor Disk Lasers for the 2-3 µm Wavelength Range: Versatile Lasers For High-Power And Narrow Linewidth Emission, Marcel Rattunde, Benno Rösener, Sebastian Kaspar, Rüdiger Moser, Christian Manz, Klaus Köhler, Joachim Wagner; Fraunhofer IAF, Germany. Highly efficient GaSb-based semiconductor-disk-lasers in the 1.9-2.8µm range have been fabricated. They reach output powers >3W in CW-operation at room temperature. By using intracavity filters, single-frequency emission with a linewidth below 2.3MHz was achieved. 28#tQN Radiative Decay Engineering in Strongly Anisotropic Bilayers, Leonid Alekseyev1,2, Evgenii Narimanov2; 1Princeton Univ., USA, 2Purdue Univ., USA. We propose a metamaterial device that exhibits a broadband singularity in the photonic density of states and negative refraction. These combined resonant and non-resonant e ffects allow control over decay rates using a planar nanoscale structure. $8&tQN Direct Modulation and Wavelength Stabilization of High Power Slab-Coupled Optical Waveguide Lasers, Jonathan Klamkin, Robin K. Huang, Jason J. Plant, Michael K. Connors, Leo J. Missaggia, William Loh, Gary M. Smith, Kevin G. Ray, Frederick J. O’Donnell, Joseph P. Donnelly, Paul W. Juodawlkis; MIT Lincoln Lab, USA. A slab-coupled optical waveguide laser is wavelength stabilized with a fiber Bragg grating and characterized under a narrow pulse high repetition rate direct modulation scheme suitable for efficient pulse position modulation format optical communication systems. 28#tQN Broadband, Low-Dispersion, Mid-Infrared Metamaterials, Matthew D. Escarra1, Sukosin Thongrattanasiri2, Anthony J. Hoffman1, Jianxin Chen3, William O. Charles1, Kyle Conover1, Viktor A. Podolskiy2, Claire F. Gmachl1; 1Princeton Univ., USA, 2Oregon State Univ., USA, 3Shanghai Inst. of Technical Physics, Chinese Acad. of Sciences, China. Broad-bandwidth, low-dispersion, optical metamaterials are desired. Reflection measurements show that, by using multiple-metamaterial semiconductor stacks of varying thickness and doping, bandwidth is improved by 47% over a single-stack mid-infrared metamaterial, and dispersion appears reduced. Dr. Andre Mysyrowicz studied at ETH in Zurich, Switzerland, made his Ph.D. at the University of Strasbourg, France, then joined CNRS where he is presently a Director of Research emeritus. He was a visiting scientist at the University of Berkeley, Brown University, ATT Bell Labs, Tokyo University and Optical Sciences Center in Tucson. His main activities concern the study of high density excitons, ultrafast spectroscopy and more recently the study of filamentation of femtosecond laser pulses. He is the author of about 200 publications (h-index 53) and coauthor of a book entitled “Introduction to semiconductor optics.” Reminder: CLEO/QELS Program now available in mobile formats! 3 Wednesday, May 19 1:30 p.m.–3:15 p.m. 28"t0QUJDBM'JMBNFOUBUJPO and Propagation Phenomena Oren Cohen; Technion, Israel, Presider Visit www.cleoconference.org for more information. Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. 133 Room A8 Room C1&2 CLEO QELS Wednesday, May 19 QELS 1:30 p.m.–3:15 p.m. 28$t4QJO%ZOBNJDT Todd H. Stievater; NRL, USA, Presider 1:30 p.m.–3:15 p.m. $8't5)[4PVSDFT Yujie J. Ding; Lehigh Univ., USA, Presider 1:30 p.m.–3:15 p.m. $8(t$PNQPOFOUTBOE Subsystems Chris Doerr; Bell Labs, AlcatelLucent, USA, Presider 1:30 p.m.–3:15 p.m. 28%t2&-44ZNQPTJVN on Quantum Repeaters and Networks: Quantum Repeater Interface Systems Christoph Simon; Univ. of Calgary, Canada, Presider 28$tQN Invited Spin Hall Effect of Light in GaAs and Silicon Observed via Nonlinear Optics, Jean-Michel Menard 1, Adam E. Mattacchione 1, Christine Hautmann2, Markus Betz2, Henry M. van Driel1; 1 Univ. of Toronto, Canada, 2Technische Univ. München, Germany. Transverse displacements of the circularly polarized components of a light beam non-normally incident on GaAs and silicon are spatially resolved. The imaging relies on pumpprobing of two-photon absorption and optically induced free carrier absorption. $8'tQN Tutorial Recent Progress on Terahertz Quantum-Cascade Lasers, Sushil Kumar; MIT, USA. Terahertz quantum-cascade lasers are based on intersubband optical transitions that could be “engineered”. Operation above 160K has been demonstrated for frequencies ranging from 1.8-4.4THz. This talk reviews their recent progress, design aspects and future challenges. $8(tQN Incident-Power-Dependent Extinction Ratio of Electroabsorption Modulator Integrated with Distributed Feedback Lasers: Theory and Experiment, Takeshi Fujisawa, Takayuki Yamanaka, Takashi Tadokoro, Naoki Fujiwara, Masakazu Arai, Wataru Kobayashi, Yoshihiro Kawaguchi, Ken Tsuzuki, Fumiyoshi Kano; NTT Photonics Labs, Japan. Incident-power-dependent extinction ratio of electroabsorption modulators is shown and theoretically investigated by using microscopic theory combined with heat-flux calculation. The phenomenon stems from voltage-dependent temperature rise and the calculated results agree well with the experiment. 28%tQN Invited Quantum Optical Networks with Trapped Ions, Christopher Monroe; Univ. of Maryland and Joint Quantum Inst., USA. Trapped atomic ion quantum memories can be locally entangled via the Coulomb interaction and remotely entangled based on probabilistic photonic interfaces. Both versions are presented, highlighting their features and drawbacks when applied to quantum computing and quantum communication protocols. 28$tQN Observation of Second Harmonic Generation Induced by Pure Spin Currents in Semiconductors, Lalani K. Werake, Hui Zhao; Univ. of Kansas, USA. We demonstrate second harmonic generation induced by pure spin currents in semiconductors, and show that this effect can be used for the direct, noninvasive, and nondestructive detection of pure spin currents. 134 San Jose Ballroom IV (San Jose Marriott) Room C3&4 28$tQN Observation of Intrinsic Spin Hall Effect in Semiconductors, Lalani K. Werake, Brian A. Ruzicka, Hui Zhao; Univ. of Kansas, USA. The intrinsic spin Hall effect is observed in undoped GaAs quantum-well samples by temporally resolving the current generation process in the ballistic regime, where the extrinsic spin Hall effect is absent. Sushil Kumar was born in Jaipur, India, and received a B.E. degree from the Delhi College of Engineering, Delhi (1998), a M.S. degree from the University of Michigan, Ann Arbor (2001), and a Ph.D. degree from the Massachusetts Institute of Technology, Cambridge (2007), all in the field of electrical engineering. His Ph.D. thesis work involved various aspects of the development of terahertz quantum-cascade lasers (QCLs). He is presently a postdoctoral associate at the Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge. His current research interests include development of terahertz QCLs and other devices based on intersubband transitions in quantum-wells. $8(tQN Compact GaAs Electro-Optic (EO) Modulator with Ultra Low Switching Voltage and Large Bandwidth Enabled by Transparent Conducting (TC) Bridge Electrodes, Fei Yi, Fang Ou, Boyang Liu, Yingyan Huang, Seng Tiong Ho; Northwestern Univ., USA. We propose a compact GaAs EO modulator structure with ultra low switching voltage (~ 0.5V) and large modulation bandwidth (f3dBo ≈ 50GHz), enabled by transparent conducting (TC) material as bridge electrodes. $8(tQN Large Tunable Delay of an RF Photonic Signal with 130 GHz Bandwidth Using Silicon Microresonators, Jaime Cardenas1, Sasikanth Manipatruni1, Nicolás Sherwood-Droz1, Carl B. Poitras1, BeiBei Zhang2, Jacob B. Khurgin2, Paul A. Morton3, Michal Lipson1; 1Cornell Univ., USA, 2 Johns Hopkins Univ., USA, 3Morton Photonics, USA. We demonstrate a tunable-delay of 154ps of a 130GHz-bandwidth RF-signal using siliconmicroresonators. To delay such high-bandwidth without distortion, we delay an equivalent signal with a much smaller-bandwidth (20GHz single-sideband) while preserving the original signal’s phase. 28%tQN Invited Quantum Networks with Single Atoms, Photons and Phonons, H. Jeff Kimble; Caltech, USA. Fundamental interactions between light and matter can be harnessed for the implementation of Quantum Networks [Nature 453, 1023 (2008)]. Functionality for diverse tasks in Quantum Information Science is achieved by coherent quantum-optical interconnects involving single atoms, photons, and phonons. $8(tQN Transparent High-Data-Rate Optical Transmission through Broadband Hitless Bypass Switches for Chip-Scale Optical Networks, Mehmet Sirin Aras1, Aleksandr Biberman1, Noam Ophir1, Aaron Stein2, Serdar Kocaman1, Rohit Chatterjee1, Mingbin Yu3, Dim-Lee Kwong3, Keren Bergman1, Chee Wei Wong1; 1Columbia Univ., USA, 2Ctr. for Functional Nanomaterials, Brookhaven Natl. Lab, USA, 3Inst. of Microelectronics, Singapore. We demonstrate 10-Gb/s optical data channels through broadband hitless switches, with open eye-diagrams and error-free operation (BERs less than 10-12). Both through- and drop-ports are measured in the hitless operation for transparent chip-scale optical networks. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room B2-B3 JOINT San Jose Salon I & II (San Jose Marriott) San Jose Salon III (San Jose Marriott) CLEO 1:30 p.m.–3:15 p.m. +8#t0QUJDBM3BOHJOHBOE Measurements Clifford R. Pollock; Cornell Univ., USA, Presider 1:30 p.m.–3:15 p.m. $8)t6MUSBGBTUBOE#SPBECBOE Applications of Nonlinear Optics Konstantin Vodopyanov; Stanford Univ., USA, Presider 1:30 p.m.–3:15 p.m. $8*t5SBOTNJTTJPOBOE Integrated Photonics Wolfgang Freude; Karlsruhe Inst. of Technology (KIT), Germany, Presider +8#tQN Invited Linearization of Ultra-Broadband Optical Chirps for Precision Length Metrology, Zeb W. Barber1, Christoffer J. Renner1, Wm. Randall Babbitt1, Randy R. Reibel2, Peter A. Roos2, Trenton Berg2, Brant Kaylor2, Nathan Greenfield2; 1Montana State Univ., USA, 2Bridger Photonics, USA. We demonstrate precise active linearization of ultra-broadband (>5 THz) laser frequency sweeps using a self-heterodyne technique. Frequency errors less than 170 kHz relative to linearity were observed enabling very high resolution ranging over large distances. $8)tQN Ultrafast, Chipscale, Optically-Gated Optical Sampler, Ta-Ming Shih1,2, Chris H. Sarantos1,3, Susan M. Haynes1, John E. Heebner1; 1Lawrence Livermore Natl. Lab, USA, 2MIT, USA, 3Univ. of California at Santa Barbara, USA. We demonstrate a novel single-shot optical recorder capable of picosecond-scale resolution across hundreds of ps of record length. The concept is a hybrid between cross-correlators and Mach-Zehnder-gated samplers, with advantages over both techniques. $8*tQN Simultaneous Triple-Waveband, 10-Gbps Transmission in 1-μm, C-, and L-Wavebands over a 5.4-km Long Holey Fiber, Naokatsu Yamamoto1, Yu Omigawa2, Kouichi Akahane1, Tetsuya Kawanishi 1, Hideyuki Sotobayashi 2; 1 NICT, Japan, 2Aoyama Gakuin Univ., Japan. Simultaneous triple-waveband, 10-Gbps error-free photonic transport with clear eye-openings are demonstrated in the 1-μm, C-, and L-wavebands by using an ultra-broadband photonic transport system comprising a single and long holey fiber transmission line. $8)tQN Generation of High Energy Sub 50 fs, Vacuum UV Pulses by Noncollinear FWM in Argon, Masood Ghotbi, Marcus Beutler, Valentin Petrov, Frank Noack; Max-Born-Inst. for Nonlinear Optics and Short Pulse Spectroscopy, Germany. Using noncollinear difference-frequency four-wave-mixing between the fundamental and third-harmonic of an amplified Ti:sapphire laser in argon, sub-50-fs VUV pulses with more than 2.5-µJ at 160-nm are generated. $8*tQN Spectrally Wide and High-Power Er-Yb Fiber Amplifier for 40 Gb/s Telecommunications Applications, Raja Ahmad1, Martin Rochette1, Stephane Chatigny2; 1Dept. of Electrical and Computer Engineering, McGill Univ., Canada, 2Coractive High-Tech Inc., Canada, Canada. A multimode Erbium-Ytterbium doped fiber can be advantageously used for DWDM channel amplification over an extended spectral band with respect to conventional designs. Bit error ratio at 40 Gb/s, gain and noise figure are provided. $8)tQN Invited Ultra-Broadband Optical Parametric ChirpedPulse Amplifier Based on Aperiodically Poled Mg:LiNbO3 in the Mid-Infrared, Clemens Heese1, Lukas Gallmann1, Ursula Keller1, Christopher Richard Phillips2, Martin Fejer2; 1ETH Zurich, Switzerland, 2Stanford Univ., USA. We present an ultra-broadband optical parametric amplification system based on aperiodically poled Mg:LiNbO3 providing 800 nm bandwidth around 3.4 μm in a 7.4-mm long medium. It delivers 75 fs pulses with 1.5 μJ pulse energy. $8*tQN Multicasting of 40-Gbit/s NRZ-OOK Data into 24 RZ Copies Using a Single Pump and Supercontinuum Generation, Omer F. Yilmaz, Scott Nuccio, Jian Wang, Xiaoxia Wu, Alan E. Willner; Univ. of Southern California, USA. We demonstrate multicasting of 40-Gb/s NRZ-OOK data into 24 RZ copies using a single pump and supercontinuum generation. The NRZ signal is optically sampled and a supercontinuum is generated using the sampled signal. +8#tQN Advanced Length Metrology with Pulse Trains’ Destructive Interference by a Femtosecond Optical Frequency Comb, Dong Wei, Satoru Takahashi, Kiyoshi Takamasu, Hirokazu Matsumoto; Univ. of Tokyo, Japan. We proposed the use of a femtosecond optical frequency comb for length measurement based on pulse trains’ destructive interference. The theoretical derivation shows that the present technique offers a significantly different approach to length measurement. $8*tQN All-Order Polarization Mode Dispersion (PMD) Compensation in 10Gbit/s×2 Pol-Mux System via Hyperfine Resolution Optical Pulse Shaper, Li Xu, Houxun Miao, Andrew M. Weiner; Purdue Univ., USA. Employing an optical pulse shaper with 1.6 GHz/pixel resolution, we experimentally demonstrate optical compensation of all-order polarization mode dispersion with >40 ps mean differential group delay in a 10 Gbit/s×2 PolMux system. Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. Wednesday, May 19 +8#tQN Measurement of Solder Ball Height and Shape Defects Using a Visible Supercontinuum Based Line Scan Interferometer, Malay Kumar 1, Mohammed N. Islam1, Fred L. Terry Jr.1, Douglas Davidson2, Carl Aleksoff2; 1Univ. of Michigan, USA, 2 Coherix Inc., USA. We identify shape defects on ~300um high solder balls by measuring the 3-D profile over +/-20 degrees down the ball surface. A broadband line scan interferometer enables measurement of ball height with 125nm axial resolution. 135 Room A1 Room A2 Room A3 Room A4 Wednesday, May 19 CLEO $8"t$BSSJFS&OWFMPQF1IBTF Stabilization and Few Cycle (FOFSBUJPO*$POUJOVFE $8#t1IPUPOJD$SZTUBMT** $BWJUJFT$POUJOVFE $8$t'JCFS%FTJHO$POUJOVFE $8%t.VMUJQIPUPO .JDSPTDPQZ$POUJOVFE $8"tQN Generating Energetic Few-Cycle Pulses at 800 nm Using Soliton Compression with Type 0 Cascaded Quadratic Interaction in Lithium Niobate, Morten Bache1, Binbin Zhou1, Andy Chong2, Frank W. Wise2; 1DTU Fotonik, Technical Univ. of Denmark, Denmark, 2Dept. of Applied and Engineering Physics, Cornell Univ., USA. We show that ultra-short few-cycle pulses can be generated through soliton compression of energetic femtosecond pulses from a Ti:Sapphire regenerative amplifier. The compression relies on cascaded type 0 second-harmonic generation in mm-length lithium niobate crystals. $8#tQN Silicon-Carbide-Based Two-Dimensional Photonic Crystal Nanocavities, Shota Yamada1, Bong-Shik Song1,2, Takashi Asano1, Susumu Noda1; 1 Dept. of Electronic Science and Engineering Kyoto Univ., Japan, 2School of Information and Communication, Sungkyunkwan Univ., Republic of Korea. We demonstrate the first silicon-carbide-based photonic crystal nanocavities operated at a wide range of 500~1400 nm. Furthermore, we show that two-photon absorption in the cavity is completely inhibited even at ultra-high-energy light (~1550 nm) input. $8$tQN Novel Technique for Mode Selection in a LargeMode-Area Fiber Laser, Jae M. O. Daniel, Jaclyn S. P. Chan, Ji Won Kim, Morten Ibsen, Jayanta Sahu, W.A Clarkson; Optoelectronics Res. Ctr., Univ. of Southampton, UK. A novel method for selectively exciting a single-spatial-mode (fundamental or higher-order) in a high-power multi-mode fiber laser resonator is presented. Preliminary results for a cladding-pumped Tm-doped silica fiber laser are discussed $8%tQN Multiphoton Coherence Domain Molecular Imaging, Quijie Wan, Brian E. Applegate; Texas A&M Univ., USA. We have developed a novel high-resolution molecular imaging technique, pump-probe optical coherence microscopy, based on the fusion of pump-probe spectroscopy and optical coherence microscopy and demonstrated it on fixed human skin containing a nodular melanoma. $8"tQN Energy Scaling of Few-Cycle Pulse Compression in Hollow Fibers Using Circular Polarization, Arnaud Malvache, Xiaowei Chen, Aurélie Jullien, Rodrigo Lopez-Martens; Lab d’Optique Appliquée, ENSTA ParisTech, École Polytechnique, CNRS, France. We show that few-cycle pulse compression in statically filled hollow fibers can be scaled in energy using circular polarization. This technique could be useful for upgrading pressure gradient devices while preserving stable conditions of operation. $8#tQN Deterministic Design of Ultrahigh Q and Small Mode Volume Photonic Crystal Nanobeam Cavity, Qimin Quan, Parag B. Deotare, Marko Loncar; Harvard Univ., USA. A deterministic design of an ultrahigh Q, subwavelength mode volume, photonic crystal nanobeam cavity, operating at the target frequency, is proposed and experimentally demonstrated. Nonlinear bistability is observed in such nanobeam cavities fabricated in Si. $8$tQN Influence of Index Depressions in Active Large Pitch Fibers, Florian Jansen1, Martin Baumgartl1,2, Hans-Jürgen Otto1, Cesar Jauregui1, Jens Limpert1,2, Andreas Tünnermann1,2,3; 1Inst. of Applied Physics, Friedrich-Schiller-Univ. Jena, Germany, 2HelmholtzInst. Jena, Germany, 3Fraunhofer Inst. for Applied Optics and Precision Engineering, Germany. The analysis of the influence of a core index depression on the higher-order mode discrimination and the beam quality of the fundamental mode in different designs of active large pitch photonic crystal fibers is discussed. $8%tQN Adaptive Optics for Two-Photon and Harmonic Generation Microscopy, Anisha Thayil, Alexander Jesacher, Tony Wilson, Martin Booth; Univ. of Oxford, UK. Specimen-induced aberrations frequently affect image quality in high-resolution microscopes. We apply adaptive optics to correct aberrations in two-photon fluorescence, and second and third harmonic microscopes. In particular, this is applied to imaging of mouse embryos. $8"tQN Stabilizing Carrier-Envelope Phase of a 30 fs 1 kHz, 6 mJ Ti:sapphire Regenerative Amplifier, Shouyuan Chen, Michael Chini, He Wang, Chenxia Yun, Hiroki Mashiko, Yi Wu, Zenghu Chang; Kansas State Univ., USA. Carrier-envelope phase stabilization of a two-stage chirped pulse amplifier laser system with regenerative amplification as the preamplifier is demonstrated with a 90 mrad rms error for a locking period of 4.5 h. $8#tQN Inverse Design of Nanophotonic Structures Using Complementary Convex Optimization, Jesse Lu, Jelena Vuckovic; Stanford Univ., USA. We present a computationally-fast inverse design method for nanophotonic structures, based on the complementary optimization of both dielectric structure and resonant field variables. This method is used to effciently design multi-objective nanophotonic resonators in 2-D. $8$tQN 1180 nm Linearly-Polarized Fiber Laser with High Slope Efficiency Employing Low-Loss Ytterbium-Doped Polarization Maintaining Solid Photonic Bandgap Fiber, Masahiro Kashiwagi, Katsuhiro Takenaga, Kentaro Ichii, Tomoharu Kitabayashi, Shoji Tanigawa, Ken Shima, Shoichiro Matsuo, Munehisa Fujimaki, Kuniharu Himeno; Fujikura Ltd., Japan. A linearly-polarized fiber laser operating at 1180 nm was demonstrated using a low-loss ytterbium-doped polarization maintaining solid photonic bandgap fiber. A slope efficiency of 30% was achieved. $8%tQN Multiphoton Modulation Microscopy for HighSpeed Deep Biological Imaging, Scott S. Howard, Adam A. Straub, Chrix Xu; Cornell Univ., USA. We demonstrate a novel line scanning multiphoton microscope with a single element detector, potentially allowing fast imaging deep into scattering tissue. Multiphoton biological imaging of ex vivo rat tendon using this technique is presented. QNoQN .BSLFU'PDVT1IPUPOJDTGPS%FGFOTFBOE4FDVSJUZ San Jose McEnery Convention Center, Exhibit Hall 2 3:15 p.m.–4:45 p.m. Coffee Break, Exhibit Only Time, San Jose McEnery Convention Center, Exhibit Halls 1 and 2 NOTES _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 136 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 QELS CLEO QELS 28"t0QUJDBM'JMBNFOUBUJPO BOE1SPQBHBUJPO1IFOPNFOB Continued $8&t)JHI1PXFS-BTFST Continued 28#t)ZQFSCPMJD Metamaterials and Their "QQMJDBUJPOT$POUJOVFE 28"tQN Controlling Directionality of Mirror-Less Lasing by Pulse Shaping and Timing, Alexei Sokolov, Gombojav O. Ariunbold, Xi Wang, Marlan O. Scully; Texas A&M Univ., USA. We study mirrorless lasing in a dye solution two-photon-pumped by a sequence of pre-chirped femtosecond pulses. We demonstrate control of lasing direction, without changing the excitation geometry, by adjusting the pump pulse timing and shape. $8&tQN 1500-nm InP Diode Lasers Optimized for Use at 77K Demonstrate 73% Conversion Efficiency, Paul Leisher1, Weimin Dong1, Mike Grimshaw1, Mark DeFranza1, Mark Dubinskii2, Steve Patterson1, Rob Martinsen1; 1nLight Corp., USA, 2ARL, USA. The power conversion efficiency of cryogenically-cooled InP diode lasers is limited by excess electrical voltage caused by carrier freeze-out. A laser design which specifically mitigates this effect demonstrates peak efficiency of 73% at 77K. 28#tQN Analytical Technique for Determining the Size of Subwavelength Focal Spots in far Field, Sukosin Thongrattanasiri1, Anthony J. Hoffman2, Matthew Escarra2, Claire F. Gmachl2, Viktor A. Podolskiy1,3; 1Oregon State Univ., USA, 2Princeton Univ., USA, 3Univ. of Massachusetts Lowell, USA. We develop a technique for determining the size of subwavelength focal spots without near-field microscopy, based on carefully designed gratings that convert the subwavelength information into propagating waves, far-field measurements, and computer post-processing. 28"tQN Oblique Airy Wavepackets in Bidispersive Optical Media, Toni J. Eichelkraut1, Georgios A. Siviloglou1, Demetrios N. Christodoulides1, Ioannis M. Besieris2; 1CREOL, Univ. of Central Florida, USA, 2Bradley Dept. of Electrical and Computer Engineering, Virginia Tech, USA. We show that a new class of skewed, non-spreading Airy wavepackets is possible in optical bidispersive systems. Their obliquity is found to have a profound effect on their spatiotemporal acceleration dynamics. Pertinent examples are provided. $8&tQN Limitations of Noise Figure in InGaAsP Quantum-Well Semiconductor Optical Amplifiers, William Loh1,2, Jason J. Plant1, Jonathan Klamkin1, Joseph P. Donnelly1, Frederick J. O’Donnell1, Rajeev J. Ram2, Paul W. Juodawlkis1; 1MIT Lincoln Lab, USA, 2MIT, USA. We present the first quantitative investigation of noise figure degradation in InGaAsP quantum-well semiconductor optical amplifiers at high bias. We compare two experimental measurements of population inversion factor for a 1.5-μm slab-coupled optical-waveguide amplifier (SCOWA). 28#tQN An Anisotropic Metamaterial Leaky Waveguide, Huikan Liu, Kevin J. Webb; Purdue Univ., USA. We propose a leaky optical waveguide achieved with a uniaxially anisotropic metamaterial that supports both forward and backward leaky waves. The backward leaky nature is exploited in a subdiffraction imaging system. 28"tQN Multigigawatt Sub-Cycle Optical Field Waveforms from Shock-Wave-Enhanced Supercontinuum Generation in a Molecular Gas, Wolfgang Schweinberger1, Reinhard Kienberger1, Georg Korn1, Aleksandr Voronin2, Abdallah Azzeer3, Aleksei Zheltikov2, Ferenc Krausz1; 1Max-PlanckInst. für Quantenoptik, Germany, 2Moscow State Univ., Russian Federation, 3King Saud Univ., Saudi Arabia. Interaction of intense few-cycle light pulses with molecular gases in hollow waveguides is shown to give rise to a variety of intriguing physical effects from shock-wave-enhanced generation of multigigawatt sub-cycle pulses to coupled-state single-cycle-soliton-molecularvibration dynamics. $8&tQN Second Harmonic Generation of Picosecond Pulses at 530 nm in Bulk PPLN at Variable Repetition Rates, Sina Riecke1, Kristian Lauritsen1, Rainer Erdmann1, Mirko Uebernickel2, Katrin Paschke2, Götz Erbert2; 1PicoQuant GmbH, Germany, 2Ferdinand-Braun-Inst. für Höchstfrequenztechnik, Germany. Green picosecond pulses with peak powers of more than 4W are generated by second harmonic generation in bulk PPLN. These power levels exceed all previous electrically triggerable green picosecond sources by an order of magnitude. 28#tQN Experimental Demonstration of Hyperbolic Wave Vector Surfaces in Silver Nanowire Arrays, Joerg Schilling1, Jyotirmayee Kanungo2; 1ZIK “SiLinano”, Martin-Luther-Univ. Halle-Witternber, Germany, 2Queen’s Univ. Belfast, UK. The two principal effective dielectric constants of silver nanowire arrays are directly derived from the angular dependence of the Fabry-Perot peaks in transmission measurements. The hyperbolic wave vector surface is mapped from the experimental data. 3:15 p.m.–4:45 p.m. Coffee Break, Exhibit Only Time, San Jose McEnery Convention Center, Exhibit Halls 1 and 2 NOTES Wednesday, May 19 QNoQN .BSLFU'PDVT1IPUPOJDTGPS%FGFOTFBOE4FDVSJUZ San Jose McEnery Convention Center, Exhibit Hall 2 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. 137 Room A8 Room C1&2 CLEO QELS Wednesday, May 19 San Jose Ballroom IV (San Jose Marriott) Room C3&4 QELS 28$t4QJO%ZOBNJDT Continued $8't5)[4PVSDFT$POUJOVFE $8(t$PNQPOFOUTBOE 4VCTZTUFNT$POUJOVFE 28%t2&-44ZNQPTJVN on Quantum Repeaters and Networks: Quantum Repeater *OUFSGBDF4ZTUFNT$POUJOVFE 28$tQN Quantum Interference between Photo-Excited States in a Solid-State Mott Insulator, Daniele Brida1, Simon Wall2, Stephen Clark2, Henri Ehrke2, Dieter Jaksch2, Arzhang Ardavan2, Stefano Bonora1, Hirotaka Uemura3, Yukihiro Takahashi4, Tsuyoshi Hasegawa5, Hiroshi Okamoto3, Giulio Cerullo1, Andrea Cavalleri2; 1Dept. di Fisica, Politecnico di Milano, Italy, 2Dept. of Physics, Clarendon Lab, UK, 3Dept. of Advanced Materials Science, Univ. of Tokyo, Japan, 4Phtonics Res. Inst., AIST, Japan, 5 CREST, JST, Japan. By exciting with sub-10-fs 1.6-µm pulses the quasi-one-dimensional Mott insulator ET-F2TCNQ, we observe prompt collapse of the Mott gap modulated by 24-THz oscillations of the gap, which are assigned to quantum interference between holon-doublon excitations. $8'tQN Power Scaling of Widely-Tunable Monochromatic THz Pulses Based on DifferenceFrequency Generation in a Pair of Stacked GaP Plates, Yi Jiang1, Yujie J. Ding1, Ioulia B. Zotova2; 1 Lehigh Univ., USA, 2ArkLight, USA. By stacking two GaP plates, we have improved the THz peak power from 433 W to 1.36 kW based on difference-frequency generation, corresponding to an enhancement by two orders of magnitude over the previous result. $8(tQN Invited Cavity Enhanced On-Chip Spectrometer with Sub-nm Resolution, Bernardo B. C. Kyotoku1,2, Long Chen1, Michal Lipson1; 1Cornell Univ., USA, 2 Univ. Federal de Pernambuco, Brazil. A novel onchip spectrometer device using combined functionalities of a micro-ring resonator and a planar diffraction grating is proposed and demonstrated. The spectrometer has a 2mm2 footprint and exhibits 100 channels each with 0.05nm FWHM. 28%tQN Nitrogen-Vacancy Centers Optically Coupled to Hybrid Microcavities, Paul E. Barclay, Kai-Mei C. Fu, Charles Santori, Ray G. Beausoleil; HewlettPackard Labs, USA. Optical coupling between nitrogen-vacancy (NV) centers in single-crystal diamond and hybrid gallium phosphide microcavities is demonstrated. NV photoluminescence coupled into whispering gallery modes with Q > 25000 is observed. 28$tQN Ultrafast, Element-Specific, Demagnetization Dynamics Probed Using Coherent High Harmonic Beams, Chan La-o-vorakiat1, Stefan Mathias 1,2, Patrik Grychtol 3, Roman Adam 3, Mark Siemens1, Justin M. Shaw4, Hans Nembach4, Martin Aeschlimann 2, Claus M. Schneider 3, Thomas J. Silva4, Margaret M. Murnane1, Henry C. Kapteyn 1; 1JILA, Univ. of Colorado, USA, 2 Univ. of Kaiserslautern and Res. Ctr. OPTIMAS, Germany, 3Inst. of Solid State Res., Res. Ctr. Jülich, Germany, 4Electromagnetics Div., NIST, USA. High harmonics from a tabletop laser are used to probe ultrafast demagnetization of a compound material (Permalloy) with elemental selectivity. We achieve the highest time resolution, element-specific, measurements to date at 50fs. $8'tQN Difference Frequency Generation of THz Waves Inside a High-Finesse Ring-Cavity OPO Pumped by a Fiber Laser, Walter Hurlbut1, Vladimir Kozlov1, Konstantin Vodopyanov2; 1Microtech Instruments, Inc., USA, 2Stanford Univ., USA. We produce tunable (1.3-3THz) narrow-band THz-wave output with >130-microWatt average power in periodically-inverted GaAs inside a neardegenerate type-0 PPLN OPO containing thin YAG etalon for spectral control, synchronously pumped by a 1064-nm 10-ps Yb-fiber laser. 28$tQN Ultrafast Optical Measurement of Hole and Electron Spin Dynamics in Germanium, Arthur L. Smirl1, Eric J. Loren1, Julien Rioux2, J. E. Sipe2, Henry M. van Driel2; 1Lab for Photonics and Quantum Electronics, Univ. of Iowa, USA, 2Dept. of Physics and Inst. for Optical Sciences, Univ. of Toronto, Canada. Spin-dependent carrier dynamics in Ge, including hole spin relaxation, intervalley scattering, many-body effects, cooling, and phase space filling, are selectively investigated and analyzed for the first time using spectrally, temporally and polarization resolved pump-probe techniques. $8'tQN THz Source Based on External Cavity Enhanced Difference Frequency Generation by Using Monolithic Single-Frequency Pulsed Fiber Lasers, Eliot B. Petersen1,2, Wei Shi1, Dan T. Nguyen1, Zhidong Yao1, Jie Zong1, Arturo Chavez-Pirson1, Nasser Peyghambarian1,3; 1NP Photonics, USA, 2 Physics Dept., Univ. of Arizona, USA, 3College of Optical Sciences, Univ. of Arizona, USA. We demonstrate a resonant cavity approach to enhance narrow band THz radiation. Two nanosecond laser pulses in a cavity interact with a nonlinear crystal to produce 7-fold enhancement of THz power compared to single-pass orientation. 28%tQN Quantum Interference of Tunably Indistinguishable Photons from Remote Organic Molecules, Yves Rezus1, Robert Lettow1, Alois Renn1, Gert Zumofen1, Erkki Ikonen2, Stephan Goetzinger1, Vahid Sandoghdar1; 1Lab of Physical Chemistry and optETH, ETH Zurich, Switzerland, 2Metrology Res. Inst., Helsinki Univ. of Technology, Finland. We demonstrate two-photon interference using two remote organic molecules as bright solid-state sources of indistinguishable photons. By varying the transition frequency and spectral width of one molecule, we explore the effect of photon distinguishability. $8(tQN Integrated Mid-Infrared Chalcogenide Glass Waveguide and Quantum Cascade Laser, Candice Tsay1, Elvis Mujagic2, Claire Gmachl1, Craig B. Arnold1; 1Princeton Univ., USA, 2Vienna Univ. of Technology, Austria. We use an additive solution-casting process to fabricate chalcogenide glass planar waveguides specifically for the mid-IR, and directly integrate the waveguides on-chip with an existing QCL. 28%tQN Two-Photon Interference from Separate Quantum Dots, Edward B. Flagg, Andreas Muller, Sergey V. Polyakov, Alexander Ling, Alan L. Migdall, Glenn S. Solomon; Joint Quantum Inst., NIST and Univ. of Maryland, USA. We use strain to tune into resonance two different, remote quantum dots and show that the emitted photons will produce Hong-Ou-Mandel interference. Pulsed excitation will allow deterministic timing of these indistinguishable photons. QNoQN .BSLFU'PDVT1IPUPOJDTGPS%FGFOTFBOE4FDVSJUZ San Jose McEnery Convention Center, Exhibit Hall 2 3:15 p.m.–4:45 p.m. Coffee Break, Exhibit Only Time, San Jose McEnery Convention Center, Exhibit Halls 1 and 2 138 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo San Jose Salon I & II (San Jose Marriott) Room B2-B3 San Jose Salon III (San Jose Marriott) CLEO JOINT $8)t6MUSBGBTUBOE#SPBECBOE Applications of Nonlinear 0QUJDT$POUJOVFE $8*t5SBOTNJTTJPOBOE *OUFHSBUFE1IPUPOJDT Continued +8#tQN Absolute Distance Measurement with Asynchronous-Optical-Sampling Terahertz Impulse Radar, Takeshi Yasui, Yoshiyuki Ohgi, Yasuhiro Kabetani, Shuko Yokoyama, Tsutomu Araki; Osaka Univ., Japan. We proposed a method to determine the absolute distance of a distant target using asynchronous-optical-sampling terahertz impulse radar. The determined distance was good agreement with the actual distance measured by a scale. $8)tQN Vernier Frequency Sampling - A New Approach for Broadband High-Resolution Spectroscopy, Lucille Mussio, Bertrand G. M. Hardy, Myriam Raybaut, Antoine Godard, Ajmal K. Mohamed, Michel Lefebvre; ONERA - the French Aerospace Lab, France. We present a novel method for broadband spectroscopy. Due to the entanglement of two cavities within an optical parametric oscillator, frequency resolution and span are widely adjustable. The technique is applied to CO2 remote sensing. $8*tQN Broadband Continuous Wavelength Conversion of 10-Gb/s Data in Silicon Waveguides Spanning S-, C-, and L-Bands, Noam Ophir1, Aleksandr Biberman1, Kevin J. Luke1, Amy C. Turner-Foster2, Mark A. Foster3, Michal Lipson2, Alexander L. Gaeta 3, Keren Bergman 1; 1Dept. of Electrical Engineering, Columbia Univ., USA, 2School of Electrical and Computer Engineering, Cornell Univ., USA, 3School of Applied and Engineering Physics, Cornell Univ., USA. We demonstrate broadband continuous wavelength conversion of 10-Gb/s data across 100 nm using four-wave mixing in dispersion-engineered silicon waveguides. Errorfree operation and constant 2-dB power penalties are experimentally obtained for all examined probe-idler separations. +8#tQN Molecular Water Accumulation on Silica Measured with Picometer Height Resolution, Xuefeng Wang, Ming Zhao, David D. Nolte; Physics Dept., Purdue Univ., USA. We observed water film accumulation on silica surfaces to 1 picometer resolution using optical land-contrast (LC) interferometry. The land-contrast approach is nondestructive and allows real-time measurement of thickness variation of small molecular films. $8)tQN Pulse Compression Dynamics in Synchronously Pumped Continuous Wave Mode-Locked Raman Oscillators, Eduardo Granados, Helen M. Pask, Richard P. Mildren, David J. Spence; Macquarie Univ., Australia. We present a numerical model that explains the pulse compression dynamics occurring in synchronously-pumped Raman oscillators based on transient Stimulated Raman Scattering equations. Excellent agreement is found between our theoretical results and the experimental data. $8*tQN Self-Phase Modulation Based Optical Regeneration of 10 Gb/s, 1.8 ps RZ Signal Using Carbon Nanotube Device, K. K. Chow, S. Yamashita; Dept. of Electrical Engineering and Information Systems, Univ. of Tokyo, Japan. We report the observation of self-phase modulation generated in a carbon-nanotube- deposited fiber device. SPM-based optical regeneration of a distorted 10-Gb/s return-to-zero signal is demonstrated and a negative power penalty is obtained in bit-errorrate measurements. +8#tQN Optical Coherence Tomography for NonDestructive Investigation of Silicon IntegratedCircuits, Keith A. Serrels, Michael K. Renner, Derryck T. Reid; Heriot-Watt Univ., UK. We present the development of an ultra-high-resolution high-dynamic-range infrared optical coherence tomography imaging system for the novel purpose of sub-surface inspection of silicon integratedcircuits. Examples of substrate thickness profiling and device feature inspection are demonstrated. $8)tQN Coherent Raman Microscopy with a FiberFormat Femtosecond Laser Oscillator, Marco Marangoni, Alessio Gambetta, Vikas Kumar, Giulia Grancini, Dario Polli, Cristian Manzoni, Roberta Ramponi, Giulio Cerullo; Politecnico di Milano, Italy. A novel highly simplified architecture for Coherent Raman Scattering microscopy (CARS and SRS) is demonstrated, where multiple tunable narrowband picosecond pulses are generated by spectral compression of femtosecond pulses emitted by a compact Er-fiber oscillator. $8*tQN Optical Crosstalk in a Silicon Nanowaveguide, Yoshitomo Okawachi1, Onur Kuzucu1, Aleksandr Biberman2, Noam Ophir2, Mark A. Foster1, Amy C. Turner-Foster1, Reza Salem1, Michal Lipson1, Alexander L. Gaeta1; 1Cornell Univ., USA, 2Columbia Univ., USA. We characterize optical crosstalk and the associated bit-error rate degradation in silicon nanowaveguides. Results indicate that crosstalk decreases with increasing modulation frequency, which we attribute to free-carrier lifetime in the nanowaveguides. QNoQN .BSLFU'PDVT1IPUPOJDTGPS%FGFOTFBOE4FDVSJUZ San Jose McEnery Convention Center, Exhibit Hall 2 Wednesday, May 19 +8#t0QUJDBM3BOHJOHBOE .FBTVSFNFOUT$POUJOVFE 3:15 p.m.–4:45 p.m. Coffee Break, Exhibit Only Time, San Jose McEnery Convention Center, Exhibit Halls 1 and 2 Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. 139 Room A1 Room A2 Room A3 Room A4 CLEO 4:45 p.m.–6:30 p.m. $8+t$BSSJFS&OWFMPQF Stabilization and Few Cycle Generation II Randy Bartels; Colorado State Univ., USA, Presider 4:45 p.m.–6:15 p.m. $8,t1IPUPOJD$SZTUBMT*** Lasers Armand Rosenberg; NRL, USA, Presider 4:45 p.m.–6:30 p.m. $8-t'JCFS.PEBM*OUFSBDUJPOT Johan Nilsson; Univ. of Southampton, UK, Presider 4:45 p.m.–6:30 p.m. $8.t0QUPGMVJEJDTGPS1IPUPOJD Applications David Erickson; Cornell Univ., USA, Presider $8+tQN Invited Single-Cycle Light Pulses from a Compact Er:Fiber Laser, Günther Krauss, Tobias Hanke, Alexander Sell, Stefan Eggert, Rupert Huber, Alfred Leitenstorfer; Univ. of Konstanz, Germany. We demonstrate a setup based entirely on compact Er:fiber technology which synthesizes pulses of a duration of 4.3 fs. This value corresponds to a single cycle of light in the telecom wavelength region. $8,tQN Invited Low-Power and High-Speed Operation of InGaAsP/InP Photonic Crystal Nanocavity Laser Using Wavelength-Sized Buried Heterostructure, Akihiko Shinya1, Shinji Matsuo2, Takaaki Kakitsuka2, Kengo Nozaki1, Toru Segawa2, Tomonari Sato2, Yoshihiro Kawaguch2, Masaya Notomi1; 1NTT Basic Res. Labs, Japan, 2NTT Photonics Labs, Japan. We describe the room temperature CW operation of an ultra-small buried heterostructure photonic crystal laser. The threshold power is only 1.5μW, the fiber output power is 0.44μW, and the 3-dB modulation speed is 5.5GHz. $8-tQN Invited Measuring the Modes of Optical Fibers Using S2 Imaging, Jeffrey W. Nicholson, John M. Fini, Samir Ghalmi, Jayesh C. Jasapara, Anthony DeSantolo, Eric Monberg, Frank Dimarcello; OFS Labs, USA. Multiple higher-order-modes propagating simultaneously in large-mode-area optical fibers are measured and their relative power levels quantified using spatially and spectrally resolved imaging. $8.tQN Imaging Based Optofluidic Interferometer on Chip, Wuzhou Song, Demetri Psaltis; Swiss Federal Inst. of Technology Lausanne, École Polytechnique Fédérale de Lausanne, Switzerland. We introduce for the first time an integrated optofluidic interferometer on a PDMS microfluidic chip. By imaging the local interference patterns inside the chip, both of the fluid pressure and flow rate can be measured. Wednesday, May 19 $8.tQN Time-Resolved High-Sensitivity Sensing of Liquid Films in Microfluidic Channels with Optofluidic Microresonators, Michael Grad1, Chen Chan Tsai1, Mingbin Yu2, Dim Lee Kwong2, Chee Wei Wong1, Daniel Attinger1; 1Columbia Univ., USA, 2Inst. for Microelectronics, Singapore. We demonstrate integrated optical ring resonators as time-resolved sensors with 3.2e-5 refractive index unit sensitivity embedded in microfluidic channels. Furthermore, we report the chip-scale detection of segmented flow with different liquidfilm thicknesses and capillary numbers. 140 $8+tQN Octave-Spanning Ti:sapphire Laser Locked to Carrier-Envelope-Offset Frequency Zero, Stefan Rausch1,2, Thomas Binhammer3, Anne Harth1,2, Uwe Morgner1,2,4; 1Inst. of Quantum Optics, Leibniz Univ. Hannover, Germany, 2Ctr. for Quantum Engineering and Space-Time Res. (QUEST), Germany, 3 VENTEON Laser Technologies GmbH, Germany, 4 Laser Zentrum Hannover, Germany. We present a Ti:sapphire based pulse train stabilized to carrierenvelope-offset frequency zero using an extended self-referencing technique. The excellent CEP lock is verified by recording the spectral interference of 1011 pulses in a second f-to-2f-interferometer. $8,tQN Lasing Oscillation in a Three-Dimensional Photonic Crystal Nanocavity with Quantum Dots, Aniwat Tandaechanurat, Satomi Ishida, Denis Guimard, Damien Bordel, Masahiro Nomura, Satoshi Iwamoto, Yasuhiko Arakawa; Inst. for Nano Quantum Information Electronics, Univ. of Tokyo, Japan. We successfully demonstrated lasing oscillation in a three-dimensional photonic crystal nanocavity with quantum dots. Increasing the number of stacked layers enhanced a cavity quality factor, leading to a significant reduction in the lasing threshold. $8-tQN Novel Multicore Fibers for Large-Mode-Areas and High Beam Quality, Moritz M. Vogel, Marwan Abdou-Ahmed, Thomas Rataj, Andreas Popp, Armin Austerschulte, Thomas Liebig, Andreas Voss, Thomas Graf; Inst. für Strahlwerkzeuge, Univ. of Stuttgart, Germany. A passive multicore fiber with a mode field area of 465 µm2 at 1050 nm delivering virtually diffraction limited output beam quality and a few-mode multicore fiber are investigated and compared to suitable step-index fibers. $8.tQN Optofluidic Synthesis of Magnetic Microparticles with Structural Colors, Junhoi Kim, Hyoki Kim, Wook Park, Younghoon Song, Sunghoon Kwon; Seoul Natl. Univ., Republic of Korea. We present optofluidic synthesis of magnetic microparticles showing structural color property. We also demonstrate fabrication of complex magnetic microparticles having multiple subdomains with different color patterns. $8+tQN Single-Shot Detection and on-Line Control of Carrier Phase Drift of Mid-IR Pulses, Cristian Manzoni, Michael Först, Henri Ehrke, Andrea Cavalleri; Univ. of Hamburg, Germany. We introduce a new scheme for single-shot characterization of the absolute-phase jitter of mid-IR pulses. The system detects phase drifts of self-phase stabilized sources; a control scheme compensating long-term drifts is also demonstrated. $8,tQN Lasing Action of a Surface Emitting Organic Photonic Crystal Laser of Rectangular Lattice Fabricated by Double Nanoimprint Lithography Process, Sidney S. Yang, Chien-Liang Liu, Shih-I Chen; Natl. Tsing Hua Univ., Taiwan. A surface emitting organic thin-film band-edge blue laser of photonic crystals (PhCs) with rectangular lattice were fabricated by double nanoimprint lithography process. The dual-wavelength lasing characteristics, including lasing thresholds, polarization and far-field pattern, are presented. $8-tQN Nonlinear Frequency Generation of High-Power Polarisation Vortices in Optical Fibers, Christian Smith1, Peter Balling1, Poul Kristensen2, Siddharth Ramachandran3; 1Aarhus Univ., Denmark, 2OFS Fitel ApS, Denmark, 3Boston Univ., USA. We exploit stimulated-Raman-scattering to generate polarisation-vortices over 3-Stokes-shifts (40-THz) with a specially-designed optical fiber. This illustrates the possibility of generating these beams, of immense recent interest, at any wavelength that nonlinear processes in glass allow. $8.tQN Optofluidic Dispersion Engineering of Photonic Crystal Waveguides, Alvaro Casas Bedoya, Peter Domachuk, Jason Ting, Christian Grillet, Christelle Monet, Snjezana Tomljenovic-Hanic, Michael W. Lee, Ross C. McPhedran, Benjamin J. Eggleton; CUDOS, Univ. of Sydney, Australia. We use optofluidic infiltration to precisely and reversibly engineer the dispersion of a photonic crystal defect waveguide post-fabrication. The amount of fluid infiltrated into the photonic crystal microstructure strongly influences the waveguide dispersion. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A6 Room A7 QELS CLEO QELS 4:45 p.m.–6:30 p.m. 28&t/POMJOFBS*OUFHSBUFE Optics Roberto Morandotti; INRS-EMT, Canada, Presider 4:45 p.m.–6:30 p.m. $8/t5VOBCMF4FNJDPOEVDUPS Lasers Yoshiaki Nakano; Univ. of Tokyo, Japan, Presider 4:45 p.m.–6:30 p.m. 28't5PXBSE5ISFF %JNFOTJPOBM.FUBNBUFSJBMT Mikhail Noginov; Norfolk State Univ., USA, Presider 28&tQN Net Parametric Gain in a High Index Doped Silica Waveguide, Alessia Pasquazi1, Yongwoo Park1, Jose Azaña1, François Légaré2, Brent Little3, Sai T. Chu3, Roberto Morandotti1, David Moss4; 1 Ultrafast Optical Processing Group INRS-EMT, Canada, 2INRS-EMT, Canada, 3Infinera Corp., USA, 4CUDOS, School of Physics, Univ. of Sydney, Australia. We demonstrate C-band subpicosecond wavelength conversion over > 100nm, exploiting four wave mixing in a high index doped silica waveguide spiral of 45cm, showing a +16.5dB net gain for a 40W peak pump power. $8/tQN Towards on-Chip Tunable Nanolasers Based on Optomechanical Zipper Cavities, Raviv Perahia, Thiago P. M. Alegre, Justin D. Cohen, Oskar Painter; Caltech, USA. Work towards semiconductor nanolasers at 1.3µm wavelength in optomechanically coupled one dimensional photonic-crystal cavities is presented. Optical mode spectroscopy and on-chip tuning capability based on capacitive actuation is developed. Experimental and theoretical results are presented. 28'tQN Invited Photonic Metamaterials Go Three-Dimensional, Martin Wegener; Inst. für Angewandte Physik und Inst. für Nanotechnologie, Karlsruhe Inst. of Technology, Germany. We review recent progress on three-dimensional metallic and/or dielectric nanostructures made using direct laser writing. Emphasis will be on gold-helix metamaterials as compact broadband circular polarizers, bi-chiral helical structures, and early three-dimensional carpet cloaks. 28&tQN Broadband Sum-Frequency Generation in AlGaAs Bragg Reflection Waveguides, Junbo Han, Payam Abolghasem, Bhavin J. Bijlani, Amr S. Helmy; Univ. of Toronto, Canada. Efficient continuous-wave sum-frequency generation with a bandwidth exceeding 60 nm was obtained in AlGaAs Bragg-reflection waveguide for type-II nonlinear interaction. Normalized conversion efficiency of 317 %W(-1)cm2 was estimated in a device with 2.2 mm length. $8/tQN Tunable Hollow Waveguide In-Plane Laser with 52-nm Tuning Range, Mukesh Kumar1, Chris Chase2, Vadim Karagodsky2, Takahiro Sakaguchi1, Fumio Koyama1, Connie J. Chang-Hasnain2; 1Tokyo Inst. of Technology, Japan, 2Univ. of California at Berkeley, USA. A novel hybrid-integrated in-plane tunable-laser based on HCG-hollow-waveguide is proposed. A semiconductor optical amplifier is directly coupled to a tunable-hollow-waveguideBragg-reflector. A giant tuning-range of 52-nm is demonstrated with a single tuning-parameter of variable air-core. 28&tQN Ultrafast Optical Pulse Compression on a Chip, Marco Peccianti1,2, Marcello Ferrera1, Luca Razzari1,3, Brent E. Little4, Sai T. Chu4, Roberto Morandotti1, David J. Moss5; 1INRS Énergie, Matériaux et Télécommunications, Canada, 2Res. Ctr. SOFT INFM-CNR, Italy, 3Dept. di Elettronica, Univ. di Pavia, Italy, 4Infinera Ltd., USA, 5CUDOS, School of Physics, Univ. of Sydney, Australia. we present the first integrated optical pulse compressor based on nonlinear chirp capable of operating on a sub-picosecond time scale. The device is based on an integrated 45cm long, high index doped silica glass waveguide. $8/tQN Acousto-Optically Tunable Extended Cavity Diode Laser, Vincent Crozatier1, Vianney Damon2, Ivan Lorgere2; 1Fastlite, France, 2Lab Aime Cotton, CNRS, France. In this new architecture of extended cavity diode laser, broadband tunability is provided by an acousto-optical tunable filter with a longitudinal interaction. The laser offers single mode operation, >100 nm accordability, and two-wavelength operation capability. 28'tQN Bi-Anisotropy of Optical Metamagnetics Studied with Spectroscopic Ellipsometry, Vladimir P. Drachev 1, Tom Tiwald 2, Josh Borneman 1, Shumin Xiao1, Alexander V. Kildishev1, Vladimir M. Shalaev1, Augustine Urbas3; 1Purdue Univ., USA, 2J.A. Woollam Co., Inc., USA, 3AFRL, USA. Sub-wavelength gratings of paired Ag strips are measured and analyzed using spectroscopic ellipsometry, and show significant angular dependence of the electric and magnetic resonance properties, along with evidence of bi-anisotropy. 28&tQN Second Harmonic Generation in Gallium Phosphide Photonic Crystal Nanocavities with Ultralow CW Pump Power, Kelley Rivoire1, Ziliang Lin1, Fariba Hatami2, W. Ted Masselink2, Jelena Vuckovic1; 1Stanford Univ., USA, 2Humboldt Univ., Germany. Using photonic crystal nanocavities fabricated in the semiconductor gallium phosphide, we demonstrate second harmonic generation with input continuous wave powers of nanowatts (at 1550 nm). $8/tQN High Power and Widely Tunable External Cavity Diode Laser with a Single-Angled-Facet Laser Diode, Kiyofumi Muro1, Yasutaka Shimada1, Ken Kitahara1, Tomohisa Endo1, Yuji Yamagata2, Yumi Yamada2, Tsuyoshi Fujimoto2; 1Chiba Univ., Japan, 2 Optoenergy Inc., Japan. High power external cavity diode lasers were developed in the wavelength region of 1000nm by using singel-angled-facet laser diodes. 330mW output and 130nm tuning were achieved in the conventional Littman-Metcalf configuration. 28'tQN Strong Circular Dichroism from Twisted SplitRing-Resonators, Manuel Decker1,2, Rongkuo Zhao3,4, Costas M. Soukoulis3,5, Stefan Linden1,2, Martin Wegener1,2; 1 Inst. für Angewandte Physik, Karlsruhe Inst. of Technology, Germany, 2Inst. für Nanotechnologie, Karlsruhe Inst. of Technology, Germany, 3Ames Lab and Dept. of Physics and Astronomy, Iowa State Univ., USA, 4Applied Optics Beijing Area Major Lab, Dept. of Physics, Beijing Normal Univ., China, 5Dept. of Materials Science and Technology, Res. Ctr. of Crete, Greece. We investigate chiral photonic metamaterials composed of stacked layers of twisted split-ring-resonators. Our design allows for strong circular dichroism of up to 33% at optical frequencies. The experiments are in good agreement with theory. Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. Wednesday, May 19 Room A5 141 Room A8 Room C1&2 CLEO Wednesday, May 19 QELS 142 San Jose Ballroom IV (San Jose Marriott) Room C3&4 QELS 4:45 p.m.–6:30 p.m. 28(t6MUSBGBTU1SPDFTTFTJO Condensed Matter Frank Jahnke; Univ. of Bremen, Germany, Presider 4:45 p.m.–6:30 p.m. $80t5)[*NBHJOH Daniel Mittleman; Rice Univ., USA, Presider 4:45 p.m.–6:30 p.m. $81t*OUFSDPOOFDU Technologies Solomon Assefa; IBM T.J. Watson Res. Ctr., USA, Presider 4:45 p.m.–6:30 p.m. 28)t2&-44ZNQPTJVN on Quantum Repeaters and Networks: Quantum Repeater Components Christopher Monroe; Univ. of Maryland and JQI, USA, Presider 28(tQN Confined Excitons with Ultrafast Radiative Decay Time Less than 100 fs Enabling Survival at Room Temperature, Masayoshi Ichimiya1,2, Keita Mochizuki2, Masaaki Ashida2, Hideki Yasuda3, Hajime Ishihara3, Tadashi Itoh2; 1Dept. of Physics, Osaka Dental Univ., Japan, 2Dept. of Physical Science, Osaka Univ., Japan, 3Dept. of Physics and Electronics, Osaka Prefecture Univ., Japan. Temperature dependence of degenerate four-wave mixing signal in high-quality CuCl thin films was investigated. We observed the signal of modes with large radiative width at high temperatures due to ultrafast radiative decay faster than dephasing. $80tQN High-Speed Hand-Held Wide Aperture TimeDomain Terahertz Imaging System, David A. Zimdars, Greg Fichter, Chris Megdanoff, John Duquette, Magaret Murdock, Irl Duling, Jeff White, Steve Williamson; Picometrix, Inc., USA. A handheld, high-speed time-domain terahertz (TDTHz) reflection line-scanner for non-destructive examination (NDE) is described. The imager can acquire video rate B-scans and acquire C-scans >15 times faster than a gantry. $81tQN Invited Integration of Nano-Photonic Devices for CMOS Chip-to-Chip Optical I/O, Ian Young, Bruce Block, Miriam Reshotko, Peter Chang; Intel Corp., USA. A photonic CMOS process enables integration of electro-optical polymer modulators, silicon nitride waveguides and polycrystalline germanium photodetectors in a CMOS logic process. CMOS compatible ring resonator modulators and Ge detectors both demonstrate 40 Gb/s performance. 28)tQN Invited Experimental Manipulation of Atoms and Photons and Its Applications, Jianwei Pan; Univ. Heidelberg, Germany. Abstract not available. 28(tQN Femtosecond X-Ray Powder Diffraction, Flavio Zamponi, Zunaira Ansari, Jens Dreyer, Michael Woerner, Thomas Elsaesser; Max-Born-Inst., Germany. Transient electronic charge density maps with 30 picometer spatial and 100 femtosecond temporal resolution gained from X-ray powder diffraction experiments unravel for the first time a concerted electron and proton transfer in hydrogen-bonded (NH4)2SO4 crystals. $80tQN Terahertz Emission from Optical Fiber Tip and near-Field Microscope Applications, Minwoo Yi1, Kanghee Lee1, Jongseok Lim1, Jaewook Ahn1, S. H. Shin2, Jin-Dong Song2, Youngbin Hong3, Young-Dahl Jho3; 1KAIST, Republic of Korea, 2Korea Inst. of Science and Technology, Republic of Korea, 3 Gwangju Inst. of Science and Technology, Republic of Korea. We devised and demonstrated terahertz emission from an optical fiber tip coated with InAs thin film illuminated by guided laser field and achieved λ/20 sub-wavelength imaging in an InAs-based transmissive near-field laser emission THz microscope. 28(tQN Invited Femtosecond Quantum Optics with Single-Electron Systems, Alfred Leitenstorfer, Rudolf Bratschitsch; Univ. of Konstanz, Germany. Few-fermion dynamics in a single CdSe/ZnSe quantum dot after resonant excitation is investigated via femtosecond transmission spectroscopy. Optimized coupling via dielectric microcavities and plasmonic nanoantennas is discussed leading towards ultrafast nonlinear optics with single photons. $80tQN Coherent Optical Computing for Terahertz Imaging, Kanghee Lee, Kyung Hwan Jin, Jong Chul Ye, Jaewook Ahn; KAIST, Republic of Korea. We devised and demonstrated coherent optical computing for single-point terahertz imagery, the physics of which is based on one-to-one mapping of spatial frequency components of an object to broadband terahertz spectrum. $81tQN High-Bandwidth Optical MCM: FPGA with Optical I/O on Waveguide-Integrated SLC, Masao Tokunari, Jean Benoit Heroux, Shigeru Nakagawa; IBM Res. - Tokyo, Japan. We demonstrate an FPGA with 12-channel optical I/O on waveguide-integrated surface laminar circuit, highly-integrated optical multi-chip module. Each transmitter channel operates at data rate over 6 Gb/s. 28)tQN Invited Solid State Quantum Memories for Quantum Repeaters, Hugues de Riedmatten1, I. Usmani1, B. Lauritzen1, C. Clausen1, J. Minář1, N. Sangouard1, C. Simon1,2, A. Amari3, A. Walther3, S. Kröll3, M. Afzelius1, N. Gisin1; 1Univ. of Geneva, Switzerland, 2 Univ. of Calgary, Canada, 3Dept. of Physics, Lund Inst. of Technology, Sweden. Quantum memories are necessary for the implementation of quantum networks and repeaters. Recent progress towards photonic quantum storage in solid state atomic ensembles using photon echo techniques will be presented. $80tQN Sparse Terahertz Arrays with Adaptive Image Reconstruction, Zhuopeng Zhang, Takashi Buma; Univ. of Delaware, USA. We demonstrate sparse THz array imaging with an adaptive reconstruction technique. Image artifacts are reduced by over 20dB with a 56 x 56 element array spanning a 76 x 76 mm aperture. $81tQN Low Power Optical Interconnect at 10 Gbps with High Efficiency 1060nm VCSEL, Jean Benoit Héroux1, Masao Tokunari1, Keishi Takaki2, Shigeru Nakagawa1; 1IBM Res. - Tokyo, Japan, 2Photonic Devices Res. Ctr., Furukawa Electric Co., Japan. We developed a high speed, low power optical interconnect system using high efficiency 1060 nm VCSEL. Clear eye diagrams are recorded at 10 Gbps with lower than 2 mA bias and 150 mVp-p modulation voltage. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room B2-B3 San Jose Salon I & II (San Jose Marriott) San Jose Salon III (San Jose Marriott) CLEO: Applications CLEO JOINT 4:45 p.m.–6:30 p.m. "8"t/PWFM4FOTJOH Applications Xiaoshi Zhang; KapteynMurnane Labs Inc., USA, Presider 4:45 p.m.–6:30 p.m. $82t)BSNPOJD(FOFSBUJPO Shekhar Guha; AFRL, USA, Presider 4:45 p.m.–6:30 p.m. +8$t)JHI'JFMEBOE)JHI &OFSHZ%FOTJUZ4DJFODF Craig Siders; Lawrence Livermore Natl. Lab, USA, Presider "8"tQN Invited Counterfeit Money Detection by Intrinsic Fluorescence Lifetime, Michael J. Levene, Thomas Chia; Yale Univ., USA. Genuine U.S. Federal Reserve Notes have a consistent, twocomponent intrinsic fluorescence lifetime. We used scanning two-photon laser excitation and the time-correlated single photon counting method to identify three different types of counterfeit U.S. paper money. $82tQN High Effciency Harmonic Generation in LiNbO3 Membranes, Alexander S. Solntsev 1, Andrey A. Sukhorukov1, Dragomir N. Neshev1, Rumen Iliew1,2, Thomas Pertsch2, Yuri S. Kivshar1; 1Australian Natl. Univ., Australia, 2Friedrich-Schiller-Univ. Jena, Germany. We reveal simultaneous phase- and group-velocity matching for frequency doubling of ultra-short pulses at telecom wavelengths in LiNbO3 membranes. Furthermore, we predict complete phase-matched cascaded third-harmonic generation for optimised membrane thickness. +8$tQN Tutorial High Energy Density Science with High Peak Power Light Sources, Todd Ditmire; Univ. of Texas at Austin, USA. High energy density (HED) science is a growing sub-field of plasma and condensed matter physics. I will examine how recent technological developments in high peak power, petawatt-class lasers and x-ray FELs have impacted research in HED physics. $82tQN Naturally Phase Matched Second Harmonic Generation in a Whispering Gallery Mode Resonator, Josef Fuerst1,2, Dmitry Strekalov1,3, Dominique Elser1,2, Mikael Lassen1,4, Ulrik Lund Andersen1,4, Christoph Marquardt1,2, Gerd Leuchs1,2; 1 Max-Planck-Inst. for the Science of Light, Germany, 2 Inst. of Optics, Information and Photonics, Univ. Erlangen-Nuremberg, Germany, 3JPL, Caltech, USA, 4Dept. of Physics, Technical Univ. of Denmark, Denmark. We observed conversion efficiencies for second harmonic generation of 9% at 30µW pump power in LiNbO3, and self-limiting effects at high powers. The continuous-wave pump at a wavelength of 1064nm and its second-harmonic feature Q>107. $82tQN Visible Harmonic Generation in CMOSCompatible Integrated Photonic Devices, Jacob S. Levy, Mark A. Foster, Alexander L. Gaeta, Michal Lipson; Cornell Univ., USA. We observe continuous-wave second- and third-harmonic generation in silicon nitride ring resonators pumped in the C-band. The enhancement of the ring allows pump powers as low as 3 mW to generate detectable outputs. "8"tQN Sensitive Detection of Heavy Metals in Water Using Microchip Laser Induced Breakdown Spectroscopy, Zhijiang Chen, Yogesh Godwal, Lei Pan, Ilya Utkin, Ying Tsui, Robert Fedosejevs; Univ. of Alberta, Canada. A diode pumped Cr,Nd:YAG microchip laser with 4µJ pulse energy and multikilohertz repetition rate is demonstrated suitable for high sensitivity Laser-Induced Breakdown Spectroscopy detection of trace heavy metals in water using an electroplating sampling technique. $82tQN 40-W, CW, Cavity-Enhanced Second-Harmonic Generation with kHz Linewidth of an InjectionLocked Nd:YAG Laser, Noriaki Ohmae, Keigo Takayama, Shigenori Moriwaki, Norikatsu Mio; Univ. of Tokyo, Japan. We demonstrated a 40-W, CW, cavity-enhanced second-harmonic generation (SHG) with kHz linewidth of an injection-locked Nd:YAG laser. The nonlinear characteristics of LiB3O5 were measured with a single-pass configuration to design a SHG cavity. Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. Wednesday, May 19 "8"tQN Monolithical Integration of UV-Induced Optical Polymer Waveguides for Fluorescence Applications in Biological Sciences, Mauno Schelb1, Christoph Vannahme1, Alexander Welle1, Steven Lenhert2, Timo Mappes1; 1Karlsruhe Inst. of Technology, Germany, 2Florida State Univ., USA. UV-induced optical polymer waveguides and microfluidic channels were integrated on a single polymer chip as a platform for fluorescence excitation of biological samples. Fluorescence excitation could be demonstrated for labeled phospholipids and for stained cells. Todd Ditmire is Professor of Physics at the University of Texas at Austin where he directs the Texas Center for High Intensity Laser Science a DOE NNSA Stewardship Science Academic Alliance Center of Excellence. His interests include studies of intense laser and x-ray pulse interactions with atomic clusters, the study of hot, dense plasma properties, and the laboratory simulation of astrophysical phenomena. His research also involves the development of ultra-high peak power lasers, which includes the Texas Petawatt laser at UT. Prof. Ditmire is a Fellow of the American Physical Society and serves on the Committee of Atomic, Molecular and Optical Physics of the National Academy of Sciences Board on Physics and Astronomy. Prof. Ditmire earned a bachelor’s degree from Harvard in 1991 in physics and art history and a PhD from the University of California, Davis in 1995 from the Department of Applied Science in Livermore. 143 Room A1 Room A2 Room A3 Room A4 Wednesday, May 19 CLEO $8+t$BSSJFS&OWFMPQF Stabilization and Few Cycle (FOFSBUJPO**$POUJOVFE $8,t1IPUPOJD$SZTUBMT*** -BTFST$POUJOVFE $8-t'JCFS.PEBM *OUFSBDUJPOT$POUJOVFE $8.t0QUPGMVJEJDTGPS1IPUPOJD "QQMJDBUJPOT$POUJOVFE $8+tQN New Approach to Achieving a Carrier-Envelope Phase-Locked Frequency Comb with 25-GHz Mode Spacing, Atsushi Ishizawa 1, Tadashi Nishikawa1, Akira Mizutori2, Hidehiko Takara3, Shinichi Aozasa4, Atsushi Mori5, Hidetoshi Nakano1, Atsushi Takada6, Masafumi Koga2; 1NTT Basic Res. Labs, NTT Corp., Japan, 2Oita Univ., Japan, 3 NTT Network Innovation Labs, NTT Corp., Japan, 4 NTT Access Network Service Systems Labs, NTT Corp., Japan, 5NTT Photonics Labs, NTT Corp., Japan, 6Univ. of Tokushima, Japan. We propose an approach to achieving a carrier-envelope phaselocked frequency comb with 25-GHz mode spacing at 1.5 μm. We demonstrate octave-spanning supercontinuum generation with the widest mode spacing ever achieved using a CW laser diode. $8,tQN Photonic Crystal Nanobeam Lasers, Yinan Zhang1, Mughees Khan1, Yong Huang2, Jae-Hyun Ryou2, Parag Deotare1, Russell Dupuis2, Marko Loncar1; 1Harvard Univ., USA, 2Georgia Tech, USA. We demonstrate room temperature photonic crystal lasers based on high-Q nanobeam cavities. L-L curve shows the lasing threshold of ~0.6mW and the spontaneous emission factor larger than 0.3. $8-tQN Third Harmonic Generation in Uniform Fibre Nanotapers via Intermodal Coupling, Martina Delgado-Pinar1, Yangfeng Li2, David M. Bird1, Tim A. Birks1, William J. Wadsworth1; 1Univ. of Bath, UK, 2College of Precision Instrument and Optoelectronics Engineering,Tianjin Univ., China. Third Harmonic Generation by means of intermodal coupling is experimentally characterized. UV radiation is generated from a pulsed 1064 laser in a 3 cm section of a taper of 492 nm in diameter. $8.tQN Reconfigurable Photonics from Microfluidic Waveguides, Aram J. Chung, Eunjung Jung, David Erickson; Cornell Univ., USA. Here we report the development of adaptive photonics using optofluidic waveguides. This work demonstrates the ability to couple light from a liquid-core waveguide to solid-core waveguides taking advantage of both photonic modalities while facilitating reconfigurability. $8+tQN A Frequency Stabilized Semiconductor ModeLocked Laser with a Phase Modulator and an Intra-Cavity Etalon, Josue Davila-Rodriguez, Ibrahim Ozdur, Charles Williams, Peter J. Delfyett; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. A semiconductor laser is mode-locked by phase modulation at one-half the free spectral range of an intra-cavity etalon. The optical comb-lines are locked to the transmission peaks of the etalon using a Pound-Drever-Hall scheme. $8,tQN Square Lattice Photonic Crystal Point-Shifted D0 Nanocavity with Lowest-Order WhisperingGallery Mode, Tsan-Wen Lu, Pin-Tso Lin, KuanUn Sio, Po-Tsung Lee; Dept. of Photonics and Inst. of Electro-Optical Engineering, Natl. Chiao Tung Univ., Taiwan. We propose a square photonic crystal point-shifted nanocavity, which sustains an ultra-small lowest-order whispering-gallery mode. Lasing actions with low threshold of 160 μW and changed polarization due to a nearby nano-particle are observed. $8-tQN Enhanced Resolution in Nonlinear Microscopy Using the LP02 Mode of an Optical Fiber, Christian Smith1, Jeffrey W. Nicholson2, Peter Balling1, Sam Ghalmi2, Siddharth Ramachandran3; 1Dept. of Physics and Astronomy, Aarhus Univ., Denmark, 2 OFS Labs, USA, 3Dept. of Electrical and Computer Engineering, Photonics Ctr., Boston Univ., USA. It is demonstrated that the lateral resolution of a nonlinear scanning multi-photon microscope can be improved significantly by using the light from an LP02 mode instead of a Gaussian-like beam. $8.tQN Liquid Crystal Tunable Photonic Crystal Dye Laser, Thomas Buß, Mads B. Christiansen, Cameron L. C. Smith, Anders Kristensen; DTU Nanotech, Denmark. We present a dye-doped liquid crystal laser using a photonic crystal cavity. An applied electric field to the liquid crystal provides wavelength tunability. The photonic crystal enhances resonant interaction with the gain medium. $8+tQN Synthesis of Attosecond Waveforms Using Raman-Generated Frequency Combs, Han-Sung Chan1,2, Zhi-Ming Hsieh3, Wei-Hong Liang1,2, Andy Kung2,4, Chao-Kuei Lee5, Ru-Pin Pan1, Lung-Han Peng3; 1Natl. Chiao Tung Univ., Taiwan, 2Academia Sinica, Taiwan, 3Natl. Taiwan Univ., Taiwan, 4Natl. Tsing Hua Univ., Taiwan, 5Natl. Sun-Yat-Sen Univ., Taiwan. Attosecond optical waveforms of arbitrary shape are synthesized and verified using a Raman-generated comb of frequencies that have a controlled and stable carrier-envelope phase. $8,tQN Hybrid Diode-Microresonator Laser, Tianhe Yang1, Matthew Tomes1, Carl C. Aleksoff2, Tal Carmon1; 1Univ. of Michigan, USA, 2Coherix Corp., USA. We present a new technology allowing on-chip integration of a micro-resonator and its energy source for fundamental studies and commercial applications. As a proof-of-concept we demonstrate four-wave mixing and Raman lines. $8-tQN Long-Period Fiber Gratings for Transverse Mode Conversion Induced by the Optical Kerr Effect, Niklas Andermahr1,2, Carsten Fallnich1; 1Inst. für Angewandte Physik, Westfälische Wilhelms-Univ., Germany, 2Laser Zentrum Hannover, Germany. We propose and demonstrate transverse mode conversion by an optically induced long-period fiber grating. A full mode conversion is shown in numerical simulations. Experimental results with a conversion efficiency of about 50% are firstly presented. $8.tQN Optically Generated Electric Fields by Lithium Niobate Nanowires, Jae-Woo Choi1,2, Rachel Grange 1, Chia-Lung Hsieh 1,2, Ye Pu 1, Arnaud Magrez1, Rita Smajda1, Laszlo Forro1, Demetri Psaltis1; 1École Polytechnique Fédérale de Lausanne, Switzerland, 2Caltech, USA. We demonstrate that lithium niobate nanowires generate electric fields under 514 nm continuous wave laser illumination. Birefringent media are used to visualize the generated fields in a microfluidic channel. Input laser polarization dependence is shown. NOTES _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 144 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 QELS CLEO QELS 28&t/POMJOFBS*OUFHSBUFE 0QUJDT$POUJOVFE $8/t5VOBCMF4FNJDPOEVDUPS -BTFST$POUJOVFE 28't5PXBSE5ISFF %JNFOTJPOBM.FUBNBUFSJBMT Continued 28&tQN Invited Highly Efficient Four Wave Mixing in InGaP Photonic Crystal Waveguides, Isabelle Cestier1, Vardit Eckhouse1, Gadi Eisenstein1, Sylvain Combrié2, Pierre Colman2, Alfredo De Rossi2; 1Technion – Israel Inst. of Technology, Israel, 2Thales Res. and Development, France. We report highly efficient four wave mixing in InGaP photonic crystal waveguides. Conversion efficiencies of -52.5dB for two ~1mW CW signals, and -38.8dB for a 1.4mW CW probe and a 14.4mW pulsed pump were demonstrated. $8/tQN Self-Configuring Athermal Tunable DS-DBR Laser for Passive Optical Networks, S H Lee1, A. Wonfor1, R. V. Penty1, I. H. White1, G. Busico2, R. Cush2, M. Wale2; 1Univ. of Cambridge, UK, 2Oclaro Inc., UK. We demonstrate a self-tuning athermal laser suitable for PON applications. The coolerless laser operates up to 70°C with a wavelength accuracy of better than 0.1nm over a 36nm range using an open loop control circuit. 28'tQN Compensation of Group Delay with Tunable Slow/Fast Light Form-Birefringent Metamaterial Structures, Weiguo Yang1, John D. Graham1, Robert P. Ingel 2, Michael A. Fiddy 2; 1Western Carolina Univ., USA, 2Univ. of North Carolina at Charlotte, USA. We demonstrate the compensation of slow light by tunable slow/fast light structure made of form-birefringent metamaterial structures. Employing full compensation, the slow light structure can effectively be made to disappear over a significant frequency range. $8/tQN Nonlinear Spatio-Temporal Dynamics of Optically-Injected Three-Section Tunable DBR Laser, Dmitry Labukhin, Christopher A. Stolz, Nickolay Zakhleniuk, Rodney Loudon, Michael J. Adams; Univ. of Essex, UK. The travelling-wave method was used to investigate nonlinear spatiotemporal dynamics of a tunable laser under both weak and strong external optical injection. The results suggest effective methods of controlling laser dynamics in network applications. 28'tQN Hybridization of the Negative Index Response by Resonant Coupling to a Dipole Absorber Inside a Metamaterial, Svyatoslav Smolev1, Zahyun Ku1, Steven R. J. Brueck1, Igal Brener2, Michael Sinclair2, Gregory Ten-Eyck2, W. Langston2, L. Basilio2; 1 Ctr. for High Technology Materials, Univ. of New Mexico, USA, 2Sandia Natl. Labs, USA. We demonstrate a resonant coupling and hybridization between the structural resonance in the permeability of a fishnet and a material resonance in the dielectric spacer layer. Experimental data shows a good agreement with theory. $8/tQN Single Ring Tunable Laser Based on Two-Section Active Vertical Coupler, Ruiying Zhang1,2, Zhong Ren2, Siyuan Yu2, Jianrong Dong1; 1Suzhou Inst. of Nano-Tech and Nano-Bionics, Chinese Acad. of Sciences, China, 2Ctr. for Communications Res., Dept. of Electrical and Electronic Engineering, Univ. of Bristol, UK. Flexible coupled single ring tunable laser is originally demonstrated. The threshold current and free spectrum range are sharply tuned when coupling current changing from 6mA to 20mA. Meanwhile, lasing wavelength is dynamically tuned also. 28'tQN Electrically Tunable Thermal-Infrared Metamaterials, Xiaoyu Miao, Brandon Passmore, Aaron Gin, William Langston, Eric Shaner, Igal Brener; Sandia Natl. Labs, USA. We experimentally demonstrate that the resonance of a thermal-infrared metamaterial on a semiconductor substrate can be shifted by the substrate doping. We further study the electrical tuning of metamaterial resonance via finite integral time-domain simulation. 28&tQN Spectral Phase Clamping in Waveguide Arrays, Qing Chao1,2, Darren Hudson2,3,4, Nathan J. Kutz5, Demetrios N. Christodoulides6, Roberto Morandotti7, Steven Cundiff1,2,3; 1Dept. of Electrical and Computer Engineering, Univ. of Colorado, USA, 2JILA, NIST, USA, 3Dept. of Physics, Univ. of Colorado, USA, 4Univ. of Otago, New Zealand, 5 Dept. of Applied Mathematics, Univ. of Washington, USA, 6Univ. of Central Florida, USA, 7Univ. du Quebec, Canada. We report spectral phase clamping of femtosecond pulses propagating in a waveguide array. The waveguide sets the spectral phase of input pulses to a fixed value, regardless of the input chirp. ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Wednesday, May 19 NOTES ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. 145 Room A8 Room C1&2 CLEO QELS Wednesday, May 19 San Jose Ballroom IV (San Jose Marriott) Room C3&4 QELS 28(t6MUSBGBTU1SPDFTTFTJO $POEFOTFE.BUUFS$POUJOVFE $80t5)[*NBHJOH$POUJOVFE $81t*OUFSDPOOFDU 5FDIOPMPHJFT$POUJOVFE 28)t2&-44ZNQPTJVN on Quantum Repeaters and Networks: Quantum Repeater $PNQPOFOUT$POUJOVFE 28(tQN Femtosecond g(4) Measurement by HBT Interferometry of an Upconversion Based Autocorrelation, Alex Hayat, Amir Nevet, Meir Orenstein; Technion – Israel Inst. of Technology, Israel. We propose and experimentally realize a compact semiconductor-based scheme for a femtosecond time-scale g(4) measurement, based on a startstop HBT interferometry of autocorrelation. The autocorrelation is performed by upconversion in a semiconductor quantum well structure. $80tQN THz Fiber-Based Swept-Source Imaging Radar, Tzu-Fang Tseng1, Yu-Wei Huang1, Chung-Chiu Kuo1, Yu-Jing Huang2, Chi-Kuang Sun1,3; 1Dept. of Electrical Engineering and Graduate Inst. of Photonics and Optoelectronics, Natl. Taiwan Univ., Taiwan, 2 Inst. of Astronomy and Astrophysics, Academia Sinica, Taiwan, 3Res. Ctr. for Applied Sciences, Academia Sinica, Taiwan. We demonstrate an all-THz fiber-based swept-source imaging radar system. Our experiment shows that this radar can be used in real time to nondestructively detect and locate the concealed living objects with high stability and sensitivity. $81tQN Al2O3:Nd3+ Waveguide Amplifiers for Use in Optical Backplanes, Jing Yang1, Feridun Ay1, Tobias Lamprecht2, Folkert Horst2, Bert J. Offrein2, Alfred Driessen1, Kerstin Wörhoff1, Markus Pollnau1; 1 Univ. of Twente, Netherlands, 2IBM Res. GmbH, Zurich Res. Lab, Switzerland. Al2O3:Nd3+ channel waveguide amplifiers with various lengths and Nd3+ concentrations were fabricated. Internal net gain at 845-940 nm was investigated and a maximum 3dB gain at 880 nm was obtained. 28)tQN Coherent Optical Memory with GHz Bandwidth, Klaus F. Reim1, Joshua Nunn1, Virginia O. Lorenz2, Ben J. Sussman3, K. C. Lee1, Nathan K. Langford1, Dieter Jaksch1, Ian A. Walmsley1; 1Univ. of Oxford, UK, 2Dept. of Physics, Univ. of Delaware, USA, 3Natl. Res. Council Canada, Canada. We demonstrate the coherent storage and retrieval of sub-nanosecond low-intensity light pulses with spectral bandwidths exceeding 1GHz in cesium vapor, using the novel, far off-resonant two-photon Raman memory protocol. 28(tQN A Femtosecond Multi-Terahertz View of the Phonon and Quasiparticle Dynamics in Superconducting YBCO, Michael Porer1, Alexej Pashkin1, Markus Beyer1, Jakob Hees1, Kyungwan Kim2, Christian Bernhard2, Xin Yao3, Yoram Dagan4, Rudi Hackl5, Andreas Erb5, Jure Demsar1,6, Alfred Leitenstorfer1, Rupert Huber1; 1Dept. of Physics and Ctr. for Applied Photonics, Univ. of Konstanz, Germany, 2 Univ. of Fribourg, Switzerland, 3Dept. of Physics, Shanghai Jiao Tong Univ., China, 4Dept. of Physics, Tel Aviv Univ., Israel, 5Walther-Meissner-Inst., Germany, 6Complex Matter Dept., Josef Stefan Inst., Slovenia. Ultrafast probing of the mid-infrared dielectric response of YBCO after 12-fs optical excitation allows us to simultaneously trace quasiparticle excitations and specific lattice modes. The results indicate selective electron-phonon coupling and strong lattice anharmonicities. $80tQN Near-Field Microscopy of Thermal Radiation, Yusuke Kajihara1,2, Susumu Komiyama1, Keishi Kosaka1; 1Univ. of Tokyo, Japan, 2JST, Japan. We have developed a scattering-type scanning nearfield optical microscope with a charge sensitive infrared phototransistor. Near-field images of spontaneously emitted thermal radiation were clearly obtained and the spatial resolution was better than 300 nm. $81tQN Thin-Film Lasers Embedded in Passively Aligned SU-8 Waveguides on SiO2/Si, Sabarni Palit1, Jeremy Kirch2, Luke Mawst2, Nan M. Jokerst1; 1 Duke Univ., USA, 2Univ. of Wisconsin at Madison, USA. A thin film GaAs based edge emitting laser is bonded to Silicon, with one facet embedded in a passively aligned polymer waveguide. Jth = 260 A/cm2 at λ=1002.5 nm is achieved for this integrated system. 28)tQN Fundamental Bounds and Performance Tests for the Storage or Transmission of Quantum Light, Hauke Häseler, Nathan Killoran, Norbert Lütkenhaus; Inst. for Quantum Computing, Univ. of Waterloo, Canada. We derive benchmarks for the quantum storage or transmission of light which are optimal while requiring minimal experimental resources. Quantitative statements on quantum device performance are derived by extending the method using entanglement measures. 28(tQN Two-Photon Photoemission Can Map Femtosecond-Lived Unoccupied Bulk States, Jerry I. Dadap1, Zhaofeng Hao1, Kevin Knox1, Mehmet Yilmaz1, Nader Zaki1, Richard M. Osgood1, Peter D. Johnson2; 1Columbia Univ., USA, 2Brookhaven Natl. Lab, USA. We use a tunable 100-fs UV source to demonstrate angle-resolved two-photon photoemission band mapping of bound but unoccupied bulk bands, viz. Cu sp-band. The strong optical pumping overcomes the femtosecond lifetime of this bulk feature. $80tQN A Pulsed THz Imaging System with a Line Focus and a Balanced 1-D Detection Scheme with Two Industrial CCD Line Cameras, Christian S. Wiegand 1, Michael Herrmann 2, Sebastian Bachtler1, Daniel Molter2, Jens Klier2, Joachim Jonuscheit2, René Beigang1; 1 Dept. of Physics, Univ. of Kaiserslautern, Germany, 2Fraunhofer Inst. for Physical Measurement Techniques IPM, Germany. We present a pulsed terahertz imaging system with a line focus intended to speed up measurements. A balanced 1-D detection scheme working with two industrial line cameras is used. The instrumental characteristics are determined. $81tQN Novel Micro-Heater Structure for Low-Power and Fast Photonic Reconfiguration, Amir Hossein Atabaki, Ali A. Eftekhar, Siva Yegnanarayanan, Ali Adibi; Georgia Tech, USA. A novel microheater structure integrated over small microdisks in silicon-on-insulator is proposed with less than 100 nanosecond reconfiguration time using pulsed-excitation. Power consumption of the devices are shown to be 40% less than conventional microheaters. 28)tQN An Electrically Driven Entangled Light Source, C. L. Salter1,2, R. M. Stevenson1, I. Farrer2, C. A. Nicoll2, D. A. Ritchie2, A. J. Shields1; 1Toshiba Res. Europe Ltd., UK, 2Univ. of Cambridge, UK. We demonstrate electrically-driven entangled photon generation using a semiconductor quantum dot embedded in a light emitting diode structure. The entanglement is shown to be of sufficient fidelity for applications such as quantum key distribution. NOTES _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 146 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room B2-B3 San Jose Salon I & II (San Jose Marriott) San Jose Salon III (San Jose Marriott) CLEO: Applications CLEO JOINT $82t)BSNPOJD(FOFSBUJPO Continued +8$t)JHI'JFMEBOE)JHI &OFSHZ%FOTJUZ4DJFODF Continued‚ "8"tQN Enhanced Sensitivity Using Liquid Crystals for Optical Fiber Based Localized Surface Plasmon Resonance Sensor, Yongbin Lin, Yang Zou, Dan Ke, Jun Namkung, Robert G. Lindquist; Univ. of Alabama at Huntsville, USA. Subwavelength gold nanoparticles array were fabricated on optical fibers tip with sensitivity of 195nm/RIU has been demonstrated. Nemetic liquid crystal has been used for enhancing sensitivity of LSPR-based detection of binding events. $82tQN High-Energy, High-Efficiency Second-Harmonic Generation from a Nd-Doped Laser with High-Quality CsB3O5 Crystal, Masayuki Suzuki1, Hiromitsu Kiriyama1, Yoshiki Nakai1, Hajime Okada1, Izuru Daito1, Paul R. Bolton1, Hiroyuki Daido 1, Kiminori Kondo 1, Shunichi Kawanishi1, Yoshio Kagebayashi2, Toshio Yokota2; 1 Photo-Medical Res. Ctr., JAEA, Japan, 2Lamp Co. Technology and Engineering Div., R&D Ctr., Ushio Inc., Japan. Frequency doubling of high-energy Nd-doped laser emission yields harmonically converted laser energy (532-nm) of 1.2-J with 60 % conversion efficiency using a high optical quality top-seeded solution growth CsB3O5crystal. +8$tQN Surface Energy Transport Following Relativistic Laser-Solid Interaction, Hans Langhoff1, Benjamin Bowes1, Bixue Hou2, John Nees2, Yasuhiko Sentoku3, Michael Downer1; 1Univ. of Texas at Austin, USA, 2Univ. of Michigan, USA, 3Univ. of Nevada at Reno, USA. After a ~1-micron Al target spot is excited at 3e18 W/cm2, a delayed probe detects isotropic surface heating out to 12 μm radius. Analysis shows runaway electrons and strong magnetic fields govern fs surface heating. "8"tQN Sensing Characteristics of Chemical Agents by Using Liquid Crystal-Based Chemical and Biological Sensors, Jun Namkung, Yang Zou, Dan Ke, Yongbin Lin, Robert G. Lindquist; Univ. of Alabama at Huntsville, USA. This paper reports the design of a microstructure comprising an interdigitated capacitance structure for the detection of vaporphase analytes based on nematic liquid crystal sensor and is demonstrated by the optical and capacitive techniques. $82tQN Domain Inversion with 0.8μm Period by Using a Conductive AFM Tip and Its Application to QPM-SHG Devices, Makoto Minakata1, Haruyuki Awano1, Motohiro Ohtuka2, Futoshi Iwata1, Tetsuo Taniuchi3; 1Shizuoka Univ., Japan, 2 Faculty of Engineering, Shizuoka Univ., Japan, 3Tohoku Univ., Japan. We demonstrate newly developed domain inversion techniques using the improved AFM with a wide-scan-area and a thin terracelike LiNbO3 substrate. The period with with less than 0.8μm is obtained. Novel SHG blue lasers are demonstrated. +8$tQN Electron Structure of Non-Equilibrium Warm Dense Copper, Byoung-ick Cho1, Phillip A. Heimann1, Kyle Engelhorn1,2, Jun Feng1, Hae Ja Lee3, Christopher P. Weber4, Roger W. Falcone1,2; 1Lawrence Berkeley Natl. Lab, USA, 2Univ. of California at Berkeley, USA, 3SLAC Natl. Accelerator Lab, USA, 4 Santa Clara Univ., USA. Evolution of superheated electron-hole plasma in the warm dense copper is investigated using time resolved X-ray absorption technique. Experimental data indicate a strong electron-phonon non-equilibrium state and it is described with two-temperature model. "8"tQN Enhanced Chemical and Biological Sensor Based on Liquid Crystal Using a Bias Electric Field, Yang Zou, Jun Namkung, Yongbin Lin, Dan Ke, Robert Lindquist; Univ. of Alabama at Huntsville, USA. With a suitable bias electrical field, the sensitivity, response speed and signal strength of LC based optical sensor can be improved greatly. The field can enhance the optical anisotropy of LC sensing for binding event. $82tQN 55%-Efficient, 13-W, Single-Pass SHG of a CW Yb-Fiber Laser in a Double-Crystal Scheme, Goutam K. Samanta1, S. Chaitanya Kumar 1, Kavita Devi1, Majid Ebrahim-Zadeh1,2; 1ICFO, Spain, 2ICREA, Spain. We report a 13-W, singlefrequency, cw green source at 532nm in a TEM00 spatial profile based on simple single-pass SHG of a fiber laser with conversion efficiency as high as 55% using a double-crystal scheme. +8$tQN High Harmonic Generation from Solid Targets at High Repetition Rate, James H. Easter1, Aghapi G. Mordovanakis2, Bixue Hou1, Gérard Mourou3, John A. Nees1, Karl Krushelnick1; 1Ctr. for Ultrafast Optical Science, Univ. of Michigan, USA, 2Dept. of Physics, Univ. of Toronto, Canada, 3Inst. de la Lumière Extrême, ENSTA, École Polytechnique, CNRS, France. Harmonics up to the 15th order are produced from solid targets using 3mJ, 30fs pulses focused to a spot size of 1.7μm and 3x1018 W/cm2. Combined conversion efficiency to the highest harmonics is >10-5. : Thank you for attending CLEO/QELS. Look for your post-conference survey via email and let us know your thoughts on the program. Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. Wednesday, May 19 "8"t/PWFM4FOTJOH "QQMJDBUJPOT$POUJOVFE 147 Room A1 Room A2 Room A3 Room A4 CLEO Thursday, May 20 7:30 a.m.–6:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 148 8:00 a.m.–9:45 a.m. $5I"t)JHI"WFSBHF1PXFS Lasers Francois Legare; INRS-EMT, Canada, Presider 8:00 a.m.–9:30 a.m. $5I#t1IPUPOJD$SZTUBM'JCFS %FWJDFTBOE%JTQFSTJPO Benjamin G. Lee; IBM Res., USA, Presider 8:00 a.m.–9:45 a.m. $5I$t"EWBODFE.PEVMBUJPO 'PSNBUT Curtis Menyuk; Univ. of Maryland, Baltimore County, USA, Presider 8:00 a.m.–9:45 a.m. $5I%t.JDSPTDPQZ"QQMJDBUJPOT Siavash Yazdanfar; GE Global Res., USA, Presider $5I"tBN *OWJUFE High-Energy Femtosecond Fiber Lasers Based on Dissipative Solitons, Frank Wise; Cornell Univ., USA. Short-pulse fiber lasers based on dissipative-soliton formation offer major performance and practical advantages over prior fiber lasers. Recent developments will be reviewed. $5I#tBN Monolithic Silicon Photonic Crystal Fiber Tip Sensor for Refractive Index and Temperature Sensing, Bryan S. Park 1, Il Woong Jung 2, J. Provine3, Roger T. Howe3, Olav Solgaard1; 1E. L. Ginzton Lab, Dept. of Electrical Engineering, Stanford Univ., USA, 2Ctr. for Nanoscale Materials, Argonne Natl. Lab, USA, 3Integrated Circuits Lab, Dept. of Electrical Engineering, Stanford Univ., USA. We demonstrate that monolithic 2-dimensional silicon photonic crystals confined to the facet of single-mode optical fibers are capable of determining refractive index and temperature of a sample simultaneously from reflectivity measured at two different wavelengths. $5I$tBN 16-Level Optical Quadrature Amplitude Modulation Using Monolithic Quad-Parallel Mach-Zehnder Optical Modulator and Signal Transmission over 75-km Single-Mode Fiber, Akito Chiba 1, Takahide Sakamoto 1, Tetsuya Kawanishi1, Kauru Higuma2, Masaaki Sudou2, Junichiro Ichikawa2; 1NICT, Japan, 2New Technology Res. Labs, Sumitomo Osaka Cement Co., Ltd., Japan. We demonstrated the transmission of a 10-GBaud, 16-level optical quadrature amplitude modulation signal over a 75-km single mode fiber. The signal was generated by a quad-parallel Mach-Zehnder optical modulator monolithically integrated on a LiNbO3 substrate. $5I%tBN Quantitative Imaging of Molecular Order in Lipid Membranes Using Two-Photon Fluorescence Polarimetry, Alicja Gasecka, Tsai-Jung Han, Cyril Favard, Sophie Brasselet; Inst. Fresnel - MOSAIC group, France. Complex molecular orders in heterogeneous Giant Unilamellar Vesicle as well as cell membranes are investigated using polarization resolved two-photon fluorescence microscopy. This method provides local structural information that cannot be achievable using traditional anisotropy measurements. $5I#tBN Selectively Filled Photonic Crystal Fibers, Marius Vieweg, Timo Gissibl, Harald Giessen; 4th Physics Inst., Univ. of Stuttgart, Germany. We present a new technique to fill arbitrary patterns of a photonic crystal fiber selectively with high nonlinear liquids. Thus we can create waveguides and waveguide arrays with tailored dispersion, nonlinearity, and spatial arrangement. $5I$tBN Polarization Dependent Formalism of Interferometric Structures Describing DPSK and DQPSK Receivers, Yannick Keith Lize1, Jean-Christophe Richard1, Payman Samadi2, Lawrence Chen2; 1Opnext, Inc., USA, 2McGill Univ., Canada. We describe a polarization dependent formalism for DPSK and DQPSK receivers and show that the combined effect of PDL and PDFS cannot be decoupled making the birefringence axes non-orthogonal and independent of PDL axes. $5I%tBN Three-Photon/Two-Photon Resonance Enhancement of Third Harmonic Generation in Human Oxyhemoglobin and Deoxyhemoglobin, Chiehfeng Chang1, Che-Hang Yu1, Chi-Kuang Sun1,2; 1 Natl. Taiwan Univ., Taiwan, 2Academia Sinica, Taiwan. We demonstrated that the spectroscopic enhancement of third harmonic generation (THG) of human oxyhemoglobin and deoxyhemoglobin in the 1200-1300 nm region agreed with the absorption spectra and was dominated by threephoton/two-photon resonance. $5I"tBN 30-fs 1.6-mJ Pulses at a 1-kHz Repetition Rate from a Single-Stage DPSS Yb Amplifier, Giedrius Andriukaitis1, Daniil Kartashov1, Audrius Pugžlys1, Dušan Lorenc1, Andrius Baltuška1, Linas Giniūnas2, Romualdas Danielius2, Ömer F. Ilday3; 1Photonics Inst., Vienna Univ. of Technology, Austria, 2Light Conversion Ltd., Lithuania, 3Dept. of Physics, Bilkent Univ., Turkey. 200-fs 2.5-mJ pulses from a cw-diode-pumped Yb:CaF2 MOPA are spectrally broadened in Ar and recompressed to 30 fs at 980 nm using a prism pair. Multi-millijoule 12-fs pulses are feasible upon higher-order spectral phase correction. $5I#tBN Ultra-High Reflectivity Hollow Core PCF Microcell Using a Tapered Micro-Mirror, Natalie V. Wheeler, Michael D. W. Grogan, Thomas D. Bradley, Francois Couny, Timothy A. Birks, Fetah Benabid; Univ. of Bath, UK. Ultra-high reflectivity is achieved at the end-face of a hollow-core PCF via the insertion and fusion of a metal-coated tapered single-mode-fiber to the core of the hollow fiber. Saturable absorption is demonstrated using this device. $5I$tBN Performance Evaluation and Comparison of DPSK CoWDM Systems Based on Odd/Even and Array Configurations, Selwan Ibrahim, Fatima Gunning, Andrew Ellis; Tyndall Natl. Inst., Ireland. A practical implementation of a 31.99Gbit/s DPSK CoWDM system using a 3-modulator array is compared to a 2-modulator odd/even configuration in terms of receiver sensitivity and phase influence on the crosstalk between the sub-carriers. $5I%tBN Location of Subcellular Calcium Store by Femtosecond Laser, Hao He, Siu Kai Kong, Kam Tai Chan; Chinese Univ. of Hong Kong, Hong Kong. Calcium is an important messenger in cells, but its store location inside cells remains unclear. We induced subcellular Ca2+ release by femtosecond laser exposure and observed its propagation and successfully identified its store location. $5I"tBN Temporal Reciprocity of Chirped Volume Bragg Grating Pulse Compressors, Matthew Rever1, Guoqing Chang1, Vadim Smirnov2, Eugene Rotari2, Ion Cohanoshi2, Sergiy Mokhov3, Leonid Glebov3, Almantas Galvanauskas1; 1Univ. of Michigan at Ann Arbor, USA, 2OptiGrate, USA, 3 CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. The temporal reciprocity of chirped-volume-Bragg-grating stretchers and compressors is shown to depend on the bandwidth, length, and index-modulation. Transform-limited pulses can be achieved readily for femtosecond pulses, and also for picosecond pulses using longlength gratings. $5I#tBN Supermode Dispersion of Strongly Coupled Silicon-on-Insulator Waveguides, Charles E. de Nobriga1, William J. Wadsworth1, Andrey V. Gorbach1, Dmitry V. Skryabin1, Jonathan C. Knight1, Antonio Samarelli2, Marc Sorel2, Richard M. De La Rue2; 1Univ. of Bath, UK, 2Univ. of Glasgow, UK. We report measurement of the group index dispersion of the supermodes of a three channel array of strongly coupled silicon-on-insulator waveguides, and compare results with numerical simulations. We observe strong coupling-induced dispersion. $5I$tBN 1500-km Transmission of 100-Gb/s Coherent PM-QPSK with 10 Cascaded 50-GHz Wavelength Selective Switches, Bo Zhang1, Christian Malouin1, Guangxun Liao2, Samuel Liu1, Ping Wang2, Hudson Washburn2, Jim Yuan2, Theodore J. Schmidt1; 1Opnext, Inc., USA, 2CoAdna Photonics, USA. We demonstrate experimentally penalty-free transmission of 127-Gb/s coherent PM-QPSK signals through 10 cascaded 50-GHz commercial WSS over 1500-km SMF. Simulation results show that more than 40 cascades of such 50-GHz liquidcrystal based WSS is feasible. $5I%tBN High-Throughput Microfluidics and Ultrafast Optics for in vivo Compound/Genetic Discoveries, Chris Rohde, Cody Gilleland, Chrysanthi Samara, Mehmet F. Yanik; MIT, USA. We developed microfluidic and ultrafast optical technologies that enable high-throughput whole-animal neural regeneration studies. These technologies allow automated and rapid manipulation and non-invasive immobilization of C. elegans for sub-cellular resolution two-photon imaging and femtosecond-laser nanosurgery. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 QELS CLEO QELS 7:30 a.m.–6:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. 25I"t%JTUSJCVUFE2VBOUVN *OGPSNBUJPO Ray Beausoleil; Hewlett-Packard Labs, USA, Presider 8:00 a.m.–9:45 a.m. $5I&t2VBOUVN$BTDBEF Lasers Daniel Wasserman; Univ. of Massachusetts at Lowell, USA, Presider 8:00 a.m.–9:45 a.m. 25I#t'VOEBNFOUBMTPG .FUBNBUFSJBMT Martin Wegener; Karlsruhe Inst. of Technology, Univ. of Karlsruhe, Germany, Presider 25I"tBN 5VUPSJBM Quantum Teleportation and Quantum Information Processing, Akira Furusawa; Univ. of Tokyo, Japan. Teleportation-based quantum information processing is reviewed. $5I&tBN Single-Mode Quantum Cascade Lasers with a Folded Fabry-Perot Resonator Waveguide, Peter Q. Liu1, Xiaojun Wang2, Jen-Yu Fan2, Claire F. Gmachl1; 1Princeton Univ., USA, 2AdTech Optics, USA. We demonstrate single mode operation of Quantum Cascade lasers employing a folded Fabry-Perot resonator waveguide design. Single mode emission is achieved with ~20dB side mode suppression up to ~400mA above threshold current in pulsed operation. 25I#tBN 5VUPSJBM Transforming Light with Tunable and Active Metamaterials, Vladimir M. Shalaev; Purdue Univ., USA. Loss-free and active metamaterials can enable a new powerful paradigm of engineering space for light with transformation optics, leading to a family of new applications ranging from a planar hyperlens to optical black hole. Akira Furusawa is a professor in the Department of Applied Physics, University of Tokyo. He received his B.S. degree from the University of Tokyo, and his M.S. and Ph.D. degrees also from the University of Tokyo in 1984, 1986 and 1991, respectively, B.S. and M.S. in applied physics and Ph.D. in physical chemistry. Furusawa’s research interest has been in the area of nonlinear optics, quantum optics and quantum information science. He has authored more than 50 papers in leading technical journals and conferences, which includes the first realization of continuous-variable quantum teleportation. He received the Ryogo Kubo Memorial Award in 2006, JSPS prize and Japan Academy Medal in 2007, International Quantum Communication Award in 2008. He is a member of the Physical Society of Japan, the Japanese Society of Applied Physics, and the Optical Society of America. $5I&tBN Reduced Threshold and High Temperature Operation in Single-Mode Ring Cavity Surface Emitting Quantum Cascade Lasers, Elvis Mujagic1, Clemens Schwarzer1, Michele Nobile1, Hermann Detz1, Sangil Ahn1, Werner Schrenk1, Jianxin Chen2, Claire Gmachl2, Gottfried Strasser1; 1 Inst. for Solid State Electronics, Vienna Univ. of Technology, Austria, 2Dept. of Electrical Engineering, Princeton Univ., USA. Reduced threshold currents and high temperature operation in surface emitting quantum cascade lasers are demonstrated by using ring-based cavities. The devices exhibit robust and tunable single-mode operation as well as low divergence symmetric beams. $5I&tBN A Compact Semiconductor Device for Surface Plasmon Generation and Launching, Adel Bousseksou 1, Arthur Babuty 2, Jean Philippe Tetienne1, Ioana Moldovan-Doyen2, Gregoire Beaudoin3, Carlo Sirtori4, Isabelle Sagnes3, Yannick De Wilde2, Raffaele Colombelli1; 1Inst. d’Electronique Fondamentale, Univ. Paris-Sud, France, 2Inst. Langevin, Lab d’Optique Physique, CNRS, France, 3 Lab de Photonique et de Nanostructures, CNRS, France, 4Lab MPQ, Univ. Paris Diderot, France. We report an experimental demonstration of a compact mid-infrared semiconductor quantum cascade laser device for the generation and the launching of surface plasmon in a passive waveguide at room temperature. Vladimir (Vlad) M. Shalaev, the Robert and Anne Burnett Professor of Electrical and Computer Engineering at Purdue University, specializes in nanophotonics, plasmonics, and optical metamaterials. Vlad Shalaev received several awards for his research in the field of nanophotonics and metamaterials, including the Willis E. Lamb Award for Laser Science and Quantum Optics. He is a Fellow of the IEEE, APS, SPIE, and OSA. Prof. Shalaev authored three books, twenty one invited book chapters and over 300 research publications, in total. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Thursday, May 20 $5I&tBN Gain Competition in Multicolor Quantum Cascade Lasers, Christian Pflügl 1, Markus Geiser1, Alexey Belyanin2, Qi Jie Wang1, Nanfang Yu1, Tadataka Edamura3, Masamichi Yamanishi3, Hirofumi Kan3, Milan Fischer4, Andreas Wittmann4, Jerome Faist4, Federico Capasso1; 1Harvard Univ., USA, 2Texas A&M Univ., USA, 3Central Res. Labs, Hamamatsu Photonics, Japan, 4ETH Zürich, Switzerland. We studied the performance of multicolor quantum cascade lasers and found that their performance strongly depends on mutual gain depletion. We developed a model to understand the underlying physics necessary to improve device performance. 149 Room A8 Room C1&2 QELS 4BO+PTF#BMMSPPN*7 (San Jose Marriott) Room C3&4 CLEO 7:30 a.m.–6:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. 25I$t-PX%JNFOTJPOBM Quantum Systems Shun Lien Chuang; Univ. of Illinois, USA, Presider 8:00 a.m.–9:45 a.m. 25I%t1IPUPEFUFDUJPOJO 2VBOUVN$PNNVOJDBUJPO Brian J. Smith; Univ. of Oxford, UK, Presider 8:00 a.m.–9:45 a.m. $5I't.JDSPXBWF1IPUPOJDT Tetsuya Kawanishi; NICT, Japan, Presider 8:00 a.m.–9:45 a.m. $5I(t$-&04ZNQPTJVNPO -BTFS#FBN$PNCJOJOH* $PIFSFOU#FBN$PNCJOJOH 5FDIOJRVFTBOE"QQMJDBUJPOT Richard Berdine; AFRL, USA, Presider 25I$tBN High-Amplitude THz and GHz Strain Waves, Generated by Ultrafast Screening of Piezoelectric Fields in InGaN/GaN Multiple Quantum Wells, Henrik P. Porte1, Peter J. S. van Capel2, Dmitry Turchinovich1, Jaap I. Dijkhuis2; 1DTU Fotonik, Technical Univ. of Denmark, Denmark, 2 Debye Inst. for Nanomaterials Science, Utrecht Univ., Netherlands. Screening of large built-in piezoelectric fields in InGaN/GaN quantum wells leads to high-amplitude acoustic emission. We will compare acoustic emission by quantum wells with different thicknesses with photoluminescence; indicating screening. 25I%tBN *OWJUFE Complete Characterization of Weak-Homodyne Photon-Number-Resolving Detectors: Applications to Non-Classical Photonic State Reconstructions, Hendrik B. ColdenstrodtRonge1, Graciana Puentes1, Offir Cohen1, Florencia Noriega1, Xiaodan Yang1, Jeff S. Lundeen2, Animesh Datta3, Lijian Zhang1, Brian J. Smith1,4, Martin B. Plenio5, Ian A. Walmsley1; 1Univ. of Oxford, UK, 2 Inst. for Natl. Measurement Standards, Canada, 3 Imperial College, UK, 4NUS Ctr. for Quantum Technologies, Natl. Univ. of Singapore, Singapore, 5 Ulm Univ., Germany. A novel detector combining phase sensitivity and photon-number resolution is experimentally characterized by measuring its positive-operator-value measurement set. Direct application to tomographic reconstruction of heralded single-photon states is presented. $5I'tBN 5VUPSJBM Microwave Photonics, Alwyn J. Seeds, Chin-Pang Liu, Tabassam Ismail, Martyn J. Fice, Francesca Pozzi, Robert J. Steed, Efthymios Rouvalis, Cyril C. Renaud; Univ. College London, UK. Microwave photonics is the use of photonic techniques for the generation, transmission, processing and reception of signals having spectral components at microwave frequencies. This tutorial reviews the technologies used and gives applications examples. $5I(tBN 5VUPSJBM Laser Beam Combining: Theory and Methods, James R. Leger; Univ. of Minnesota, USA. This tutorial explores the fundamental underpinnings of laser beam combining theory, as well as several incoherent and coherent beam combining methods. A modal approach is used to explain complex resonator behavior. Thursday, May 20 25I$tBN Photoluminescence Quenching Due to Relocation of Electrons in GaN/AlN AsymmetricCoupled Quantum Wells, Guan Sun1, Suvranta K. Tripathy1, Yujie J. Ding1, Guangyu Liu1, Hongping Zhao1, G. S. Huang 1, Nelson Tansu 1, Jacob B. Khurgin2; 1Lehigh Univ., USA, 2Johns Hopkins Univ., USA. We have observed dramatic photoluminescence quenching caused by relocation of photogenerated electrons under large internal electric fields, inherent in GaN/AlN asymmetriccoupled quantum wells. 150 25I$tBN Ultrafast Measurements of Thermal Transport in Graphene, Haining Wang, Jared H. Strait, Shriram Shivaraman , Justin D. Besant, Virgil B. Shield, Michael G. Spencer, Farhan Rana; Cornell Univ., USA. We present results from measurements of ultrafast thermal transport in Graphene. We find that carriers, instead of phonons, dominate thermal energy transport. The energy transport is found to be diffusive over 5-20 micron length scales. 25I%tBN Displacement Controlled Photon Number Resolving Detector for Coherent State Discrimination, Christoffer Wittmann1,2, Ulrik L. Andersen1,2,3, Masahiro Takeoka4, Denis Sych1,2, Gerd Leuchs1,2; 1Max-Planck-Inst. for the Science of Light, Germany, 2Inst. for Optics, Information and Photonics, Univ. Erlangen-Nuremberg, Germany, 3 Technical Univ. of Denmark, Denmark, 4NICT, Japan. The presented probabilistic scheme for discrimination of optical coherent states consists of an optimized displacement followed by postselection of a photon number resolving measurement. The scheme outperforms the homodyne receiver in theory and experiment. 25I$tBN Ultrafast Mid-Infrared Intra-Excitonic Response of Individualized Single-Walled Carbon Nanotubes, Jigang Wang1, Matt W. Graham2, Yingzhong Ma2, Graham R. Fleming2, Robert A. Kaindl3; 1 Ames Lab, Iowa State Univ., USA, 2Dept. of Chemistry, Physical Biosciences Div., Lawrence Berkeley Natl. Lab, Univ. of California at Berkeley, USA, 3Materials Sciences Div., Lawrence Berkeley Natl. Lab, USA. We report ultrafast mid-infrared studies of individualized semiconducting carbon nanotubes. Transient spectra of (6,5) and (7,5) nanotubes evidence photoinduced absorption around 200 meV, associated with intra excitonic transitions that reflect quasi-1-D exciton correlations and dynamics. 25I%tBN Multi-Gigahertz Photon Counting Using InGaAs APDs, Zhiliang Yuan, Andrew W. Sharpe, James F. Dynes, Alex R. Dixon, Andrew J. Shields; Toshiba Res. Europe Ltd., UK. We demonstrate multi-gigahertz photon-counting at 1550nm using self-differencing InGaAs APDs. The quantum efficiency is characterized as 23.5% at an afterpulse probability of 4.84%. The device will further increase the bit-rate for fiber quantum key distribution. Alwyn Seeds holds Ph.D. and D.Sc. degrees from the University of London. He was a Staff Member at Lincoln Laboratory, Massachusetts Institute of Technology, and joined University College London in 1986, where he is now Professor of Opto-electronics and Head of the Department of Electronic and Electrical Engineering. He is a Fellow of the Royal Academy of Engineering (UK), an IEEE Fellow (USA) and Vice-President for Technical Affairs of the IEEE Photonics Society (USA). He has served on the programme committees for many international conferences. He is a co-founder of Zinwave, a manufacturer of wireless over fibre systems. James Leger is the Cymer Professor of Electrical and Computer Engineering at the University of Minnesota. His previous work at MIT Lincoln Lab and current research concerns diffractive and microoptics applied to lasers, metrology and imaging systems. Leger is a Fellow of the OSA, IEEE and SPIE, and winner of the 1998 OSA Fraunhofer Award. He is a former topical editor for Optics Express and Applied Optics, and is a past member of the Board of Directors of OSA. : Thank you for attending CLEO/QELS. Look for your post-conference survey via email and let us know your thoughts on the program. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** (San Jose Marriott) 4BO+PTF4BMPO*** (San Jose Marriott) Room B2-B3 JOINT CLEO JOINT 7:30 a.m.–6:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. $5I)t.JE*31BSBNFUSJD 4PVSDFT Andrew Schober; Lockheed Martin Coherent Technologies, USA, Presider 8:00 a.m.–9:45 a.m. +5I#tIn situ Laser-Based Sensing Douglas J. Bamford; Physical Sciences Inc., USA, Presider +5I"tBN Isolated Attosecond Pulses Generated Directly from Femtosecond Chirped Pulse Amplifier, Yi Wu, Steve Gilbertson, Sabih Khan, Michael Chini, Kun Zhao, Ximao Feng, Zenghu Chang; Kansas State Univ., USA. Using a generalized version of double optical gating, we produced single isolated attosecond pulses with 2 mJ, 25 fs driving lasers. Through attosecond streaking, we characterized isolated 160 attosecond pulses with 170 pJ pulse energy. $5I)tBN Singly Resonant CW Mid-IR Optical Parametric Oscillator Pumped by a Tunable C-Band Source for Free Space Coherent Optical Communications, Katerina Ioakeimidi, Judith R. Schwesyg, Chris R. Phillips, Konstantin L. Vodopyanov, Martin M. Fejer; Stanford Univ., USA. We demonstrate the first CW PPLN OPO pumped with a C-Band tunable laser with a ~3800nm idler output suitable for free space coherent communications. The threshold is 6-7W and idler power up to 1.7W. +5I#tBN Fourier Transform Spectrometers Utilizing Mid-Infrared Quantum Cascade Lasers, Laurent Diehl1, Christian Pflugl1, Mark F. Witinski1, Peng Wang2, Tom J. Jr Tague2, Federico Capasso1; 1 Harvard Univ., USA, 2Bruker Optics, USA. FabryPerot Quantum Cascade Lasers can be used with FTIR spectrometers to perform spectroscopic experiments that require orders of magnitude more photons than what is achievable with a thermal source. Three proof-of-concept experiments will be discussed. +5I"tBN Time Gating of High Order Harmonics for the Generation of Continuous XUV Spectra with Multi-Cycle Driving Pulses, Carlo Altucci1, Raffaele Velotta1, Valer Tosa2, Fabio Frassetto3, Luca Poletto3, Paolo Villoresi3, Caterina Vozzi4, Matteo Negro4, Francesca Calegari4, Sandro De Silvestri4, Salvatore Stagira4; 1CNISM - Dept. di Scienze Fisiche, Univ. di Napoli Federico II, Italy, 2Natl. Inst. for R&D Isotopic and Molecular Technologies, Romania, 3LUXOR, CNR-INFM and DEI, Univ. di Padova, Italy, 4ULTRAS, CNR-INFM and Dept. di Fisica, Politecnico di Milano, Italy. A continuous XUV spectrum was obtained by high-order harmonic generation driven by a multi-cycle, 15-fs driving pulse. The gating technique for XUV emission is based on a polarization tailoring of the driving electric field. $5I)tBN A Compact, Tunable, and Highly-Efficient Continuous-Wave Intracavity Optical-Parametric Oscillator by Use of Periodically Poled MgO-Doped LiNbO3 Oscillating at 4.7μm, Ichiro Shoji1, Hajime Sannomiya2, Keiji Miura2, Koichi Matsukawa2; 1Chuo Univ., Japan, 2Nippon Signal Co., Ltd., Japan. We have developed a continuouswave intracavity optical-parametric oscillator consisting of tandem diode-pumped Nd:YVO4 and periodically poled MgO-doped LiNbO3. An idler output of 40mW has been obtained with the wavelengths tunable from 4.50 to 4.77μm. +5I#tBN Simultaneous Measurements of H2O and CO2 Isotope Ratios Using 2.73 µm Laser Spectrometer, Tao Wu1,2, Weidong Chen1, Erik Kerstel3, Eric Fertein1, Xiaoming Gao2, Johannes Koeth4, Karl Roebner4, Daniela Brueckner4, Dominique Duclerc5; 1Univ. du Littoral, France, 2Anhui Inst. of Optics and Fine Mechanics, Chinese Acad. of Sciences, China, 3Univ. of Groningen, Netherlands, 4 Nanoplus Nanosystems and Technologies GmbH, Germany, 5Total, France. Simultaneous measurements of water and CO2 isotopologue ratios were performed using laser absorption spectroscopy in combination with Kalman filtering at 2.73 µm. The isotopic compositions of eH2O and eCO2 in breath gas were analyzed. +5I"tBN Optimization of Continuum Harmonic Generation by Using Multi-Cycle Two-Color Fields, Eiji J. Takahashi1, Pengfei Lan1, Oliver D. Muecke1,2, Yasuo Nabekawa1, Katsumi Midorikawa1; 1RIKEN, Japan, 2Vienna Univ. of Technology, Australia. By mixing two infrared laser pulses of different wavelengths, we generate the continuum harmonic around a cut-off region. Our obtained harmonic spectra clearly show the possibility of generating isolated attosecond pulses from many-cylse laser pulse. $5I)tBN Sub-Nanosecond, 1-kHz, Temperature-Tuned, Non-Critical Mid-IR OPO Based on CdSiP2 Crystal Pumped at 1064 nm, Valentin Petrov1, Georgi Marchev1, Peter G. Schunemann2, Aleksey Tyazhev1, Kevin T. Zawilski2, Thomas M. Pollak2; 1 Max-Born-Inst. for Nonlinear Optics and Ultrafast Spectroscopy, Germany, 2BAE Systems, Inc., USA. Temperature tuning (6.117-6.554-µm for the idler) and sub-nanosecond durations are demonstrated with a non-critical, 1064-nm pumped CdSiP2OPO. At 1 kHz, the output idler energy of 24 µJ corresponds to an average power of 24 mW. +5I#tBN VCSEL-Based CO2 and H2O Sensor with Inherent Self Calibration, Andreas Hangauer1,2, Jia Chen1,2, Kay Seemann1, Philip Karge1, Rainer Strzoda1, Markus C. Amann2; 1Siemens AG, Germany, 2Walter-Schottky-Inst., Technical Univ. of Munich, Germany. A compact CO2 and H2O laser spectroscopy sensor based on cost-efficient vertical-cavity surface-emitting lasers for safety and air-quality applications is presented. It implements inherent wavelength calibration to achieve self-monitored and calibration-free operation during sensor lifetime. +5I"tBN Direct Measurement of Laser-Induced Electron Tunneling, Ladan Arissian1,2, Chris Smeenk1, Fraser Turner1,3, Carlos Trallero1, Alexei Sokolov2, Andre Staudte1, David Villeneuve1, Paul Corkum1; 1 Joint Lab of Attosecond Science, Univ. of Ottawa and Natl. Res. Council, Canada, 2Texas A&M Univ., USA, 3Univ. of Waterloo, Canada. We measure momentum distribution of tunneled electrons in femtosecond circular polarized light. We find that the electron momentum distribution perpendicular to the laser field depends on the field strength and is independent of the wavelength. $5I)tBN Mid-Infrared Picosecond Laser Source with High Average Output Power Exceeding 1 W at 4.5 µm, Felix Ruebel1, Gregor Anstett2, Johannes A. L’huillier1; 1Photonik-Zentrum Kaiserslautern e.V., Germany, 2Fraunhofer-FOM, Germany. The generation of tunable mid-infrared picosecond laser radiation in the spectral range from 3-5µm by nonlinear frequency conversion in PPLN is reported. More than 3W output power at 3µm and 1.1W at 4.5µm were achieved. +5I#tBN Low-Power Portable Laser Spectroscopic Sensor for Atmospheric CO 2 Monitoring, Clinton J. Smith, Stephen So, Gerard Wysocki; Princeton Univ., USA. We demonstrate a wireless, portable CO2 sensor based on laser absorption spectroscopy. Allan variance for long run tests yielded Gaussian noise limited operation up to 100 seconds with ultimate minimum detection limit of 5.1x10-7. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Thursday, May 20 8:00 a.m.–9:45 a.m. +5I"t"UUPTFDPOE4DJFODF Henry C. Kapteyn; Univ. of Colorado at Boulder, USA, Presider 151 Room A1 Room A2 Room A3 Room A4 CLEO $5I"t)JHI"WFSBHF1PXFS Lasers—Continued $5I#t1IPUPOJD$SZTUBM'JCFS %FWJDFTBOE%JTQFSTJPO Continued $5I$t"EWBODFE.PEVMBUJPO 'PSNBUT$POUJOVFE $5I%t.JDSPTDPQZ "QQMJDBUJPOT$POUJOVFE $5I"tBN 120 W Average Power from a Mode-Locked Yb:Lu2O3 Thin Disk Laser, Clara J. Saraceno1, Cyrill R. E. Baer1, Christian Kränkel1, Oliver H. Heckl1, Matthias Golling1, Thomas Südmeyer1, Ursula Keller1, Rigo Peters2, Klaus Petermann2, Guenter Huber2; 1ETH Zürich, Switzerland, 2Univ. of Hamburg, Germany. We present a mode-locked Yb:Lu2O3 thin disk laser with an average power of 120 W setting a new record for mode-locked laser oscillators. The laser generates 796-fs pulses with an energy of 2.1 µJ. $5I#tBN Chromatic Dispersion in Tightly Curved Silicon Waveguides and Ring Resonators, Lin Zhang1, Yang Yue1, Yinying Xiao-Li1, Raymond G. Beausoleil2, Alan E. Willner1; 1Univ. of Southern California, USA, 2HP Labs, USA. We numerically analyze chromatic dispersion in tightly curved strip and slot waveguides with high index contrast. Zero-dispersion-wavelength may have a shift over 220 nm when bending radius is reduced to a few microns. $5I$tBN Carrierless Amplitude and Phase Modulation for Low-Cost, High-Spectral-Efficiency Optical Datacommunication Links, Jonathan D. Ingham1, Richard V. Penty1, Ian H. White1, David G. Cunningham2; 1Univ. of Cambridge, UK, 2Avago Technologies, UK. Carrierless amplitude and phase modulation for next-generation datacommunication links is considered for the first time. Low-cost implementation of a high-spectral-efficiency 10 Gb/s channel is demonstrated as a route to links at 40 Gb/s and beyond. $5I%tBN Asymmetric Growth of Cancer Cell Filopodia under Electric Field Stimulation Measured by Structured Illumination Nano-Profilometry, Chun-Chieh Wang1, Yu-Chiu Kao2, Jiunn-Yuan Lin2, Ji-Yen Cheng1, Chau-Hwang Lee1; 1Res. Ctr. for Applied Sciences, Academia Sinica, Taiwan, 2Dept. of Physics, Natl. Chung-Cheng Univ., Taiwan. We use structured-illumination nano-profilometry with sub-diffraction-limit lateral resolution to measure the filopodium dynamics of lung cancer cells under stimulation of DC electric fields. The cathode growth bias and enhanced expression of filopodia are observed. $5I"tBN Power Scaling of an Yb:YCOB Thin Disk Laser to 101 W cw and Initial Modelocking Experiments, Oliver H. Heckl1, Christian Kränkel1, Cyrill R. E. Baer1, Clara J. Saraceno1, Thomas Südmeyer1, Klaus Petermann2, Günter Huber2, Ursula Keller1; 1ETH Zürich, Switzerland, 2Inst. of Laser-Physics, Univ. of Hamburg, Germany. The >25-nm broad emission bandwidth of Yb:YCOB is highly attractive for femtosecond lasers. We confirm its suitability for high-power thin disk operation by cw-multimode power scaling to 100 W and present intial lowpower modelocking results. $5I#tBN Optical Trapping with Real-Time Feedback Using Planar Silicon Micro-Ring Resonators, Shiyun Lin, Kenneth B. Crozier; Harvard Univ., USA. We experimentally demonstrate optical trapping with micro-ring resonators. Tuning the incident wavelength enables controlled trapping and release of particles. The resonance frequency red-shift upon trapping enables monitoring of the particle physical properties. $5I$tBN Dispersion-Compensation-Free, Long-Reach OCDMA-PON System with Passive Remote Node at Arbitrary Position Using Single MultiPort Encoder/Decoder, Nobuyuki Kataoka1, Naoya Wada1, Gabriella Cincotti2, Ken-ichi Kitayama3; 1NICT, Japan, 2Univ. Roma Tre, Italy, 3Osaka Univ., Japan. We propose flexible, long-reach OCDMA-PON system, which deploys a remote node with single multi-port E/D. 10Gbps, 4-user, OCDMA transmission both up- and down-link are experimentally demonstrated over 59km SSMF without inline dispersion compensation. $5I%tBN Controlling Fluorescence Resonance Energy Transfer (FRET) by Optical Confinement in a λ/2-Microresonator, Raphael Gutbrod, Frank Schleifenbaum, Sebastian Bär, Sébastien Peter, Kirstin Elgass, Alfred J. Meixner; Univ. of Tuebingen, Germany. FRET plays an important role in light-induced processes in life sciences, e.g. energy transfer in light harvesting complexes. We present a method to tune the energy transfer from donor to acceptor in an optical microresonator. $5I$tBN 2.5Gbps Two-User OCDMA System Based on Time Domain Spectral Phase Encoding and Variable-Bandwidth Spectrum Shaper Decoding, Zhensen Gao1, Xu Wang1, Nobuyuki Kataoka2, Naoya Wada2; 1Heriot-Watt Univ., UK, 2NICT, Japan. A 2.5Gbps two-user OCDMA transmission over 34km fiber with 8-chip, 20GHz/chip optical code pattern based on time domain spectral phase encoding (SPE) and Variable-Bandwidth Spectrum Shaper (VBS) has been experimentally demonstrated with BER<10-9. $5I%tBN Digital Optical Phase Conjugation, Meng Cui, Changhuei Yang; Caltech, USA. We present a novel optical phase conjugation method that combines phase-shifting holography with spatial phase shaping. We discuss its design, implementation, and application for compensating the wave-front distortion caused by a random scattering medium. $5I"tBN Power Scaling of a 78 MHz-Repetition Rate Femtosecond Enhancement Cavity, Ioachim Pupeza1,2, Tino Eidam3, Birgitta Bernhardt1, Akira Ozawa1, Jens Rauschenberger1,2, Ernst Fill1, Alexander Apolonski2, Thomas Udem1, Jens Limpert3, Zeyad A. Alahmed4, Abdallah M. Azzeer4, Theodor W. Hänsch1, Andreas Tünnermann3, Ferenc Krausz1,2; 1 Max-Planck-Inst. for Quantum Optics, Germany, 2 Ludwig-Maximilians-Univ. München, Germany, 3 Inst. of Applied Physics, Friedrich-Schiller-Univ. Jena, Germany, 4King Saud Univ., Saudi Arabia. We report on the cavity enhancement of a 78MHz, 200fs ytterbium-fiber laser system. Constant enhancement up to a record intra-cavity average power of 18kW has been observed. Beyond the linear regime, 40kW have been achieved. BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 BNoQN &YIJCJU0QFOSan Jose McEnery Convention Center, Exhibit Halls 1, 2 and 3 NOTES _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ Thursday, May 20 _________________________________________________________________________________________________________________ 152 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 QELS CLEO QELS 25I"t%JTUSJCVUFE2VBOUVN *OGPSNBUJPO$POUJOVFE $5I&t2VBOUVN$BTDBEF Lasers—Continued 25I#t'VOEBNFOUBMTPG .FUBNBUFSJBMT$POUJOVFE 25I"tBN Implementation of Atom-Photon Interfaces for Quantum Networking, Lukas Brandt, Cecilia Muldoon, Tobias Thiele, Jerome Dilley, Peter Nisbet, Gunnar Langfahl-Klabes, Axel Kuhn; Univ. of Oxford, UK. We present two schemes for interfacing and manipulating individual atoms: one involves an array of dipole-traps using a spatial light modulator. The other implements cavity-based single photon generation combined with photon storage. $5I&tBN Light-Induced Tuning of Quantum Cascade Lasers, Bernhard Basnar1, Elvis Mujagic1, Aaron Maxwell Andrews1, Tomas Roch2, Werner Schrenk1, Gottfried Strasser1,3; 1Ctr. for Micro- and Nanostructures, Vienna Univ. of Technology, Austria, 2Inst. of Experimental Physics, Comenius Univ., Slovakia, 3 SUNY Buffalo, USA. We present a novel method for the light-induced tuning of a grating-free mid-IR QCL utilizing the absorbance changes of a photochromic cladding. This photosensitization allowed for reversible shifts in the emission wavelength of 5 cm-1 25I#tBN Electromagnetic Field Enhancement in Realistic Transition Metamaterials, Irene Mozjerin 1, Tolanya Gibson1, Edward P. Furlani2, Ildar R. Gabitov3, Natalia M. Litchinitser1; 1SUNY Buffalo, USA, 2Inst. for Lasers, Photonics and Biophotonics, SUNY Buffalo, USA, 3Univ. of Arizona, USA. We investigate the effect of anomalous field enhancement in lossy optical transition metamaterials and provide guidelines for optimizing the profile of the transition layer for maximum enhancement in these structures. 25I"tBN Tailored State Preparation for Solid-State Quantum Memory, Elizabeth A. Goldschmidt1,2, Sergey V. Polyakov1,2, Sarah E. Beavan1,3, Jingyun Fan1,2, Alan L. Migdall1,2; 1NIST, USA, 2Joint Quantum Inst., USA, 3Laser Physics Ctr., RSPhysSE, Australia. We report progress in implementing a quantum memory scheme in Pr3+:Y2SiO5, including experimental and theoretical results using spectral holeburning to generate narrow absorbing features and implement narrow spectral filtering. $5I&tBN Thermoelectric Effect in Quantum Cascade Lasers, Matthew D. Escarra1, Alexander Benz2, Anjali M. Bhatt3, Anthony J. Hoffman1, Xiaojun Wang4, Jen-Yu Fan4, Claire F. Gmachl1; 1Princeton Univ., USA, 2Vienna Univ. of Technology, Austria, 3 Harvard Univ., USA, 4Adtech Optics, Inc., USA. A thermoelectric effect is observed in quantum cascade lasers and validated through thermal/ electrical transport modeling. Choosing the proper polarity leads to an active core heat reduction of 9 K for a 7.5 kW/cm2 thermal load. 25I#tBN Electro-Modulation of Plasmonic and PhotonicMetamaterial Structures, Stefan Linden, Matthias Ruther, Lihua Shao, Jörg Weißmüller, Martin Wegener; Karlsruhe Inst. of Technology, Germany. By applying voltages of about 1V to usual metal nanostructures via an aqueous electrolyte, we demonstrate reversible modulation of plasmonic resonances by as much as 14 THz. Gold split-ring resonators serve as an example. 25I"tBN Spin Squeezing via Quantum Non-Demolition Measurements in Cold 87Rb Atomic Ensemble, Marco Koschorreck, Mario Napolitano, Brice Dubost, Naeimeh Behbood, Robert Sewell, Morgan W. Mitchell; ICFO, Spain. We demonstrate spin squeezing of a magnetically sensitive coherent spin-state in an ensemble of 0.65 million cold 87Rb atoms. Quantum non-demolition measurements achieved a spin-noise reduction by 2.9dB compared to the initial projection noise level. $5I&tBN Mid-Infrared Emission of Quantum-DashBased Quantum Cascade Laser Structures, Valeria Liverini, Alfredo Bismuto, Laurent Nevou, Mattias Beck, Jerome Faist; ETH Zürich, Switzerland. We developed two mid-infrared quantum cascade laser structures based on InAs quantum dashes embedded either in AlInGaAs latticematched to InP or in tensile-strained AlInAs. Both devices emit between 7 and 11 µm. 25I#tBN Analogue of Electromagnetically Induced Transparency in a Terahertz Metamaterial, SherYi Chiam1, Ranjan Singh2, Carsten Rockstuhl3, Falk Lederer3, Weili Zhang2, Andrew A. Bettiol1; 1Dept. of Physics, Natl. Univ. of Singapore, Singapore, 2School of Electrical and Computer Engineering, Oklahoma State Univ., USA, 3Inst. of Condensed Matter Theory and Solid State Optics, Friedrich-Schiller-Univ. Jena, Germany. We experimentally demonstrate a metamaterial that mimics electromagnetically induced transparency at terahertz frequencies. This is achieved by independently exciting two resonances in which their coupling to the radiation field, and thus their linewidth, differs strongly. BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 BNoQN &YIJCJU0QFOSan Jose McEnery Convention Center, Exhibit Halls 1, 2 and 3 NOTES ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Thursday, May 20 ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 153 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 (San Jose Marriott) Room C3&4 QELS CLEO 25I$t-PX%JNFOTJPOBM Quantum Systems—Continued 25I%t1IPUPEFUFDUJPOJO 2VBOUVN$PNNVOJDBUJPO Continued $5I't.JDSPXBWF1IPUPOJDT Continued $5I(t$-&04ZNQPTJVNPO -BTFS#FBN$PNCJOJOH* $PIFSFOU#FBN$PNCJOJOH 5FDIOJRVFTBOE"QQMJDBUJPOT Continued 25I$tBN Reaction, Diffusion and Dissociation of Excitons on Carbon Nanotubes, Jeremy Allam1, Richard Sutton1, Muhammad T. Sajjad1, Konstantin Litvinenko1, Zhongyang Wang1,2, Sofia Siddique1, Quan-Hong Yang2,3, Tom Brown3, Wei Loh3; 1Univ. of Surrey, UK, 2Tianjin Univ., China, 3Univ. of Southampton, UK. We study exciton reactions on carbon nanotubes in the regime of many, few and one exciton per nanotube, and demonstrate classic 1-D reaction-diffusion behaviour. Dissociation occurs when exciton spacing is less than the exciton length. 25I%tBN Photon-Number-Counting with an InGaAs/ InP Avalanche Photodiode by Optical Self-Balancing, Yi Jian, E. WU, Guang Wu, Heping Zeng; East China Normal Univ., China. Infrared photonnumber-resolving detection was achieved with an InGaAs/InP avalanche avalanche photodiode by using optical self-balancing technique to cancel the spike noise. A photon-number-resolving detection was achieved with the detection efficiency as high as 36%. $5I'tBN All- Optical Microwave Up- Conversion Using an Optical Broadband Source and a Mach-Zehnder Interferometer, Mora Jose, Capmany José, Ortega Beatriz, Grassi Fulvio; Inst. de Telecomunicaciones y Aplicaciones Multimedia, Univ. Politécnica de Valencia, Spain. A technique to perform all optical microwave up-conversion is proposed for a RoF system based on the employment of an optical broadband source. The Mach-Zehnder interferometer is the fundamental device for rejecting undesired frequency components. $5I(tBN *OWJUFE Coherent Beam Combining of Fiber Amplifiers and Solid-State Lasers Including the Use of Diffractive Optical Elements, Michael Wickham; Northrop Grumman Corp., USA. Two coherent combining solid state laser systems are described. One approach uses a fiber optic amplifier array and the other 7 tiled slab amplifier chains which achieved a world record 105.5 kW of power CW. 25I$tBN Ultrafast Electron Dynamics in a Pb/Cu(111) Quantum-Well System, Stefan Mathias1, Andreas Ruffing2, Frederik Deicke2, Martin Wiesenmayer3, Martin Aeschlimann2, Michael Bauer3; 1JILA, NIST, Univ. of Colorado, USA, 2 Res. Ctr. OPTIMAS, Univ. of Kaiserslautern, Germany, 3Inst. für Experimentelle und Angewandte Physik, Univ. Kiel, Germany. Time- and angle-resolved two-photon photoemission has been used to investigate hot-electron lifetimes in Pb/Cu(111). Our findings suggest that the peculiar electronic structure of quantum-well systems can be used to tune ultrafast dynamical properties in metals. 25I%tBN Mid-Infrared Single-Photon Detection Using Superconducting Nanowires Integrated with Nano-Antennae, Xiaolong Hu, Francesco Marsili, Faraz Najafi, Karl K. Berggren; MIT, USA. We present some major challenges of mid-infrared superconducting nanowire single-photon detector technology and our device design with nanoantenna integration to address these challenges. $5I'tBN Demonstration of Photonically Assisted RF Waveform Generation with 1-Nanosecond Update Time, Christopher M. Long, Daniel E. Leaird, Andrew M. Weiner; Purdue Univ., USA. Photonically assisted RF arbitrary waveform generation with 1-ns update time is demonstrated utilizing a commercial tunable DBR laser to affect frequency modulation of the optical frequency comb carrier in conjunction with line-by-line pulse shaping. 25I$tBN Ultrafast Optical Response and Transient Population Inversion of Photoexcited Ge/SiGe Quantum Wells, Sangam Chatterjee1, Christoph Lange1, Niko S. Köster1, Martin Schäfer1, Mackillo Kira1, Stephan W. Koch1, Daniel Chrastina2, Giovanni Isella2, Hans von Känel2, Hans Sigg3; 1Faculty of Physics and Material Sciences Ctr., Philipps-Univ. Marburg, Germany, 2CNISM and L-NESS, Dept. di Fisica, Politecnico di Milano, Italy, 3Paul Scherrer Inst., Switzerland. The ultrafast carrier dynamics of Ge/SiGe quantum wells on Si substrate are investigated by pump-probe spectroscopy. Pronounced nonequilibrium effects in the relaxation dynamics and transient gain are observed and analyzed using a microscopic many-body theory. 25I%tBN Experimental Characterization of Optical Detectors for Single Photon Subtraction, Virginia D’Auria1, Noriyuki Lee2, Taoufik Amri1, Julien Laurat1, Claude Fabre1; 1Lab Kastler Brossel, Univ. Pierre et Marie Curie, France, 2Dept. of Applied Physics, School of Engineering, Univ. of Tokyo, Japan. Quantum detector tomography enables to reconstruct POVMs associated to a measurement apparatus. For two detectors, an APD and a TMD, we study the evolution of projectivity under the effect of background noise and quantum efficiencies. $5I'tBN Broadband Photonic Arbitrary Waveform Generation Using a Frequency Agile Laser at 1.5µm, Vianney Damon1, Vincent Crozatier2, Thierry Chanelière1, Jean-Louis Le Gouët1, Ivan Lorgeré1; 1CNRS, France, 2Fastlite, France. We use a pulse-compression chirp-transform algorithm to generate broadband photonic arbitrary waveforms. A phase-locked loop frequency agile laser provides the needed broadband frequency scans. The experiment operates at the telecom wavelength of 1.5μm. $5I(tBN Two-Dimensional Electronic Beam Steering in Coherently-Coupled Vertical-Cavity SurfaceEmitting Laser Arrays, Dominic F. Siriani, Joshua D. Sulkin, Kent D. Choquette; Univ. of Illinois at Urbana-Champaign, USA. We demonstrate twodimensional electronic beam steering using only the in-phase mode of a vertical-cavity surfaceemitting laser (VCSEL) array. The steering is highly-controllable, and the interference visibility is typically very high. BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 BNoQN &YIJCJU0QFOSan Jose McEnery Convention Center, Exhibit Halls 1, 2 and 3 NOTES _________________________________________________________________________________________________________________ Thursday, May 20 _________________________________________________________________________________________________________________ 154 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** (San Jose Marriott) 4BO+PTF4BMPO*** (San Jose Marriott) Room B2-B3 JOINT CLEO JOINT +5I"t"UUPTFDPOE4DJFODF Continued $5I)t.JE*31BSBNFUSJD 4PVSDFT$POUJOVFE +5I#tIn situ Laser-Based Sensing—Continued +5I"tBN Control of Electron Dynamics of Doubly Excited States from Isolated Attosecond Pulses, Steve Gilbertson, Michael Chini, Sabih Khan, Yi Wu, Ximao Feng, Zenghu Chang; Kansas State Univ., USA. The lifetime of the 2s2p autoionization state in helium was measured with attosecond pulses by modifying the doubly excited state with an infrared laser. Control of the electron dynamics was also demonstrated. $5I)tBN More than 1000-nm-Wide Mid-IR Frequency Comb Based on Divide-by-2 Optical Parametric Oscillator, Konstantin Vodopyanov1, Nick Leindecker1, Robert Byer1, Vladimir Pervak2; 1Stanford Univ., USA, 2Dept. für Physik, Ludwig-MaximiliansUniv., Germany. We implement a new approach for creating broadband mid-infrared frequency combs via degenerate divide-by-2 optical parametric oscillator. It was pumped by a 1560-nm femtosecond Er-fiber laser and produced > 1000-nm-wide frequency comb centered at 3.1μm. +5I#tBN Highly-Sensitive Measurements of Changes in Density and Refractive Index of Air Using Fiber Laser Polarization Mode Beating Techniques, Andrea Rosales-García1, Theodore F. Morse1, Juan Hernández-Cordero2; 1Boston Univ., USA, 2Inst. de Investigaciones en Materiales, Univ. Nacional Autónoma de México, Mexico. We demonstrate a highly-sensitive fiber optic sensor for measuring changes in the refractive index of air. This technique provides an accurate method for monitoring refractive index, density and pressure of gases in an intra-cavity vessel. +5I"tBN Intracycle Interference in above-Threshold Ionization, Kenichi L. Ishikawa1, Diego G. Arbó2,3, Klaus Schiessl4, Emil Persson4, Joachim Burgdörfer4; 1 Univ. of Tokyo, Japan, 2IAFE, Argentina, 3Univ. of Buenos Aires, Argentina, 4Vienna Univ. of Technology, Austria. Above-threshold ionization spectra consist of intra- and intercycle interferences of electron trajectories. The former is imprinted as a modulation envelope of discrete peaks formed by the latter. This modulation is clearly seen in the wavelength-dependence. $5I)tBN High-Power, Broadband, Continuous-Wave, Mid-Infrared Optical Parametric Oscillator Based on MgO:PPLN, S. Chaitanya Kumar1, Ritwick Das1, Goutam Kumar Samanta1, Majid Ebrahim-Zadeh1,2; 1ICFO, Spain, 2ICREA, Spain. We present a broadband, high-power, fiber-laserpumped, continuous-wave optical parametric oscillator for mid-infrared by exploiting extended phase-matching properties of MgO:PPLN. Total powers of 11.3W, with 5.3W broadband midinfrared idler in excellent beam quality are generated. +5I#tBN Gas Sensing with a Sub-Micron Tapered Fibre Embedded in Hydrophobic Aerogel , Limin Xiao, Michael Grogan, Richard England, William Wadsworth, Tim Birks; Univ. of Bath, UK. Tapered fibres with waist diameters down to 0.7 µm embedded in hydrophobic aerogel are demonstrated as evanescent-field gas sensors. The porous aerogel is permeable to gases but protects the sub-micron fibre from contamination and damage. +5I"tBN HOMO Signature in High Order Harmonics Driven in N2O and CO2 by a Few-Cycle 1.5-micron Parametric Source, Caterina Vozzi1, Matteo Negro 1, Francesca Calegari 1, Fabio Frassetto 2, Mauro Nisoli1, Luca Poletto2, Giuseppe Sansone1, Paolo Villoresi2, Sandro De Silvestri1, Salvatore Stagira1; 1ULTRAS, CNR-INFM and Dept. di Fisica, Politecnico di Milano, Italy, 2LUXOR, CNRINFM and DEI, Univ. di Padova, Italy. High order harmonics driven by an ultrafast IR parametric source were generated in aligned N2O and CO2; the experimental results are numerically reproduced taking into account the HOMO structure. $5I)tBN Wavelength-Tunable Mid-Infrared 3-μmWaveband Light Source with 805/1064-nm Differential Frequency Generation in Effective Intracavity System, Naokatsu Yamamoto1, Ryo Naito2, Kouichi Akahane1, Tetsuya Kawanishi1, Hideyuki Sotobayashi2; 1NICT, Japan, 2Aoyama Gakuin Univ., Japan. A wavelength-tunable midinfrared 3-μm-waveband light source with an effective intracavity system is successfully demonstrated. Its advantages include wide wavelengthtunable range (> 85 nm), high emission intensity, simple controllability, and small footprint. +5I#tBN Directly Coupled VCSELs and Suspended-Core PCFs for Robust Near-Infrared Gas Sensing, Jia Chen1,2, Andreas Hangauer1,2, Rainer Strzoda1, Tijmen Euser 3, Jocelyn Chen 3, Michael Scharrer3, Philip Russell3, Markus Amann2; 1Siemens, Germany, 2Walter-Schottky-Inst., Technical Univ. of Munich, Germany, 3Max-Planck-Inst. for the Science of Light, Germany. We demonstrate direct-coupling of vertical-cavity surface-emitting lasers to suspended-core PCFs and present characterization of this gas sensor. The spectral background and power-overlap from 763 to 2004 nm are measured to determine the quantitative detection sensitivity. BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Exhibit Halls 1 and 2 BNoQN &YIJCJU0QFOSan Jose McEnery Convention Center, Exhibit Halls 1, 2 and 3 NOTES ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Thursday, May 20 ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 155 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Room A1 Room A2 Room A3 Room A4 CLEO 10:30 a.m.–12:15 p.m. $5I*t4BUVSBCMF"CTPSCFS .PEF-PDLFE4PVSDFT Fiorenzo Omenetto; Tufts Univ., USA, Presider 10:30 a.m.–12:15 p.m. $5I+t4JMJDPO.PEVMBUPSTBOE 4XJUDIFT Michael Watts; Sandia Natl. Labs, USA, Presider 10:30 a.m.–12:15 p.m. $5I,t"DDFTT/FUXPSLT Chang-Hee Lee; KAIST, Republic of Korea, Presider 10:30 a.m.–12:15 p.m. $5I-t2VBOUVN8JSFTBOE%PUT Fumio Koyama; Tokyo Inst. of Technology, Japan, Presider $5I*tBN First SESAM-Modelocked Yb:KGW Femtosecond Oscillator Operating at 1 GHz Repetition Rate, Selina Pekarek1, Christian Fiebig2, Max C. Stumpf1, Andreas E. H. Oehler1, Katrin Paschke2, Götz Erbert2, Thomas Südmeyer1, Ursula Keller1; 1 ETH Zürich, Switzerland, 2Ferdinand-Braun-Inst. für Höchstfrequenztechnik, Germany. We present the first femtosecond SESAM-modelocked Yb:KGW laser operating at 1 GHz repetition rate. We generated 120 mW output power in 317-fs pulses at 1.7-W pump power from a high-brightness single-frequency DBR tapered diode laser. $5I+tBN *OWJUFE Broadband Silicon Photonic Switch Integrated with CMOS Drive Electronics, Benjamin G. Lee, Joris Van Campenhout, Alexander V. Rylyakov, Clint L. Schow, William M. J. Green, Solomon Assefa, Min Yang, Fuad E. Doany, Christopher V. Jahnes, Richard A. John, Jeffrey A. Kash, Yurii A. Vlas; IBM Res., USA. A CMOS driver and broadband silicon photonic switch are co-designed and wire-bond packaged. The integrated switch demonstrates less than 2.1-ns transition times, better than 15-dB extinction, and 5.9-mW total power consumption. $5I,tBN Plastic Optical Fiber with VCSEL Sources: A Statistical Evaluation, Patrick J. Decker, Stephen E. Ralph; Georgia Tech, USA. We report the first statistical evaluation of the calculated effective modal bandwidth and 10Gb/s ISI penalty of graded-index perfluorinated plastic optical fiber under VCSEL illumination, utilizing high temporal-resolution differential modal delay measurements. $5I-tBN *OWJUFE Novel Growth and Device Concepts for High-Efficiency InGaN Quantum Wells Light-Emitting Diodes, Hongping Zhao, Guangyu Liu, Xiao-Hang Li, Yik-Khoon Ee, Hua Tong, Jing Zhang, G. S. Huang, Nelson Tansu; Lehigh Univ., USA. The growths and characteristics of staggered InGaN quantum wells (QWs) and type-II InGaN-GaNAs QWs are presented for high-efficiency green-emitting light-emitting diodes (LEDs). Approaches for enhancing internal-quantum-efficiency, light-extraction-efficiency, and efficiency-droop in nitride LEDs are discussed. $5I,tBN Robustness of VCSEL-Based WDM-PON Using Orthogonally Polarized Injection, Devang Parekh, Julian Treu, Weijian Yang, Werner Hofmann, Connie J. Chang-Hasnain; Univ. of California at Berkeley, USA. We demonstrate a wavelength division multiplexed passive optical network scheme utilizing long wavelength VCSELs under orthogonally polarized optical injection. Robustness to optical feedback for both upstream and downstream data is shown. $5I*tBN Quantum Well Saturable Absorber Mirror with Electrical Control of Modulation Depth, Xiaomin Liu1, Edik U. Rafailov2, Daniil Livshits3, Dmitry Turchinovich1; 1DTU Fotonik, Technical Univ. of Denmark, Denmark, 2Photonics and Nanoscience, Univ. of Dundee, UK, 3Innolume GmbH, Germany. A saturable absorber mirror comprizing InGaAs/GaAs quantum wells incorporated into a p-i-n structure is demonstrated. Its modulation depth can be reduced from 4.25% to 1.63% by applying reverse bias voltage in the range 0-1 V. $5I+tBN Microwave Photonic Phase Shifter Based on Tunable Silicon-on-Insulator Microring Resonator, Minhao Pu1, Liu Liu1, Weiqi Xue1, Lars Hagedorn Fradsen2, Haiyan Ou1, Kresten Yvind1, Jørn Märcher Hvam1; 1Technical Univ. of Denmark, Denmark, 2NKT Photonics, Denmark. We demonstrate a microwave photonic phase shifter based on an electrically tunable siliconon-insulator microring resonator. A continuously tunable phase shift of up to 315° at a microwave frequency of 15GHz is obtained. $5I,tBN Suppression of Harmonic and Intermodulation Distortion for SCM-WDM RoF Systems based on the Spectral Slicing of Optical Broadband Sources, Mora Jose, Capmany Jose, Ortega Beatriz, Grassi Fulvio; Inst. de Telecomunicaciones y Aplicaciones Multimedia, Univ. Politécnica de Valencia, Spain. This paper presents the experimental evaluation of harmonic and intermodulation distortions in a SCM-WDM RoF scheme based on spectral slicing of an optical broadband source. The insertion of a Mach-Zehnder interferometer suppresses significantly nonlinear terms. $5I-tBN Holographic Patterning of Semiconductor CdSe Quantum Dots in Polymer for Constructing Photonic Lattice Structures, Xiangming Liu1, Yasuo Tomita1, Juro Oshima2, Katsumi Chikama2, Takuya Nakashima3, Tsuyoshi Kawai3; 1Univ. of Electro-Communications, Japan, 2Nissan Chemical Industries, Ltd., Japan, 3Nara Inst. of Science and Technology, Japan. We demonstrate holographic patterning of semiconductor CdSe quantum dots in photo-polymerizable monomer films for constructing cm-size transmission volume Bragg grating structures. The diffraction efficiency near 100% from the grating structure was observed in the green. $5I*tBN Noise and Stability in Giant-Chirp Oscillators Mode-Locked with a Nanotube-Based Saturable Absorber, E. J. R. Kelleher1, J. C. Travers1, Z. Sun2, A. C. Ferrari2, S. V. Popov1, J. R. Taylor1; 1Imperial College London, UK, 2Univ. of Cambridge, UK. We compare experimental results showing stable dissipative-soliton solutions exist in mode-locked lasers with ultra-large normal dispersion (as large as 21.5 ps2), with both the analytic framework provided by Haus’ master-equation and full numerical simulations. $5I+tBN Silicon Microring Modulator with Integrated Heater and Temperature Sensor for Thermal Control, Christopher T. DeRose, Michael R. Watts, Douglas C. Trotter, David L. Luck, Gregory N. Nielson, Ralph W. Young; Sandia Natl. Labs, USA. The first demonstration of a silicon microring modulator with both an integrated resistive heater and diode-based temperature sensor is shown. The temperature-sensor exhibits a linear response for more than an 85 °C external temperature range. $5I,tBN Optical Double-to-Single Sideband Modulation Converter for Radio-over-Fiber Systems Based on Injection-Locked Fabry-Peròt Lasers, Giulio Cossu, Marco Presi, Ernesto Ciaramella; Scuola Superiore Sant’Anna, Italy. We experimentally demonstrate a double-to-single sideband converter based on an injection-locked semiconductor laser. By this technique a 64-QAM 54Mb/s-OFDM signal at 6 GHz is transmitted successfully over 80 km SMF avoiding penalties associated to fading. $5I-tBN Parametric Results of the AlGaInAs QuantumWell Saturable Absorber for Use as a Passive Q-Switch, Daniel A. Bender, Jeffrey G. Cederberg, Gregory A. Hebner; Sandia Natl. Lab, USA. We have successfully designed, built and operated a microlaser based on a AlGaInAs multiple quantum well (MQW) semiconductor saturable absorber (SESA). Optical characterization of the semiconductor absorber, as well as, the microlaser output is presented. Thursday, May 20 $5I*tBN Widely-Tunable Femtosecond Operation of Cr:LiSAF Lasers Using Broadband Saturable Bragg Reflectors, Umit Demirbas, Gale S. Petrich, Sheila Nabanja, Jonathan R. Birge, Leslie A. Kolodziejski, Franz X. Kärtner, James G. Fujimoto; MIT, USA. We describe a low-cost diode-pumped Cr:LiSAF laser, mode-locked using a broadband saturable Bragg reflector. The laser produces continuously tunable sub-200-fs duration pulses from 800 nm to 905 nm. 156 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 JOINT CLEO QELS 10:30 a.m.–12:15 p.m. +5I$t+PJOU$-&02&-4 Symposium on Quantum $POUSPM* Debabrata Goswami; Indian Inst. of Technology, Kanpur, India, Presider 10:30 a.m.–12:15 p.m. $5I.t)JHI1PXFS#SPBEMZ 5VOBCMF2$-4 Mikhail Belkin; Univ. of Texas at Austin, USA, Presider 10:30 a.m.–12:15 p.m. 25I&t1MBTNPOJD .FUBNBUFSJBMT Henri Lezec; NIST, USA, Presider +5I$tBN *OWJUFE Preserving Quantum Coherence Using Optimized Open-Loop Control Techniques, Michael J. Biercuk, Hermann Uys, Aaron P. VanDevender, Nobuyasu Shiga, Wayne M. Itano, John J. Bollinger; NIST, USA. We describe experimental and theoretical optimizations of open-loop quantum control techniques known as dynamical decoupling (DD) for the suppression of decoherence-induced errors in quantum systems. $5I.tBN 5VUPSJBM Technology, Manufacturing and Applications Associated with the Commercialization of Systems Based on Quantum Cascade Gain Media and Lasers, Tim Day; Daylight Solutions, USA. Extraordinary progress has been made to advance the performance and manufacturability of quantum cascade materials. In this talk, we will describe some of the key technology and manufacturing issues for commercializing quantum cascade laser products. 25I&tBN Negative Refraction in Indefinite Permittivity Medium, Dmitriy V. Korobkin1, Burton Neuner III1, Chris Fietz1, Gennady Shvets1, Davy Carole2, Gabriel Ferro2; 1Univ. of Texas at Austin, USA, 2 Univ. Claude Bernand Lyon 1, France. We present theoretical calculations and experimental results demonstrating the negative refraction in indefinite permittivity medium based on SiO2-SiC- SiO2 multi-layer structure. Also the enhancement of higher order Fourier harmonics has been experimentally shown. +5I$tBN Quantum Process Tomography by Direct Characterization of Quantum Dynamics Using Hyperentangled Photons, Trent M. Graham1, Paul G. Kwiat1, Julio Barreiro2; 1Univ. of Illinois, USA, 2Univ. Innsbruck, Austria. We present the first experimental results using photons entangled in multiple degrees of freedom to efficiently characterize various preserving single-photon processes by Direct Characterization of Quantum Dynamics (DCQD), with the fewest possible number of measurements. 25I&tBN Extraordinary Low Transmission of a Metamaterial for Application in Lithography , Sabine Dobmann1,2,3, Daniel Ploss1,2, David Reibold2, Andreas Erdmann4, Ulf Peschel2,5; 1Max-Planck-Inst. for the Science of Light, Germany, 2Univ. of ErlangenNuremberg, Germany, 3Erlangen Graduate School in Advanced Optical Technologies (SAOT), Germany, 4 Fraunhofer Inst. of Integrated Systems and Device Technology, Germany, 5Cluster of Excellence, Engineering of Advanced Materials, Germany. We present experiments on a metamaterial made from an ultrathin (<40 nm) metal film. It exhibits extraordinary low transmission due to an antenna resonance and may form building blocks of future lithographic masks. 25I&tBN Ultra-Thin Ultra-Smooth and Low-Loss Silver and Silver-Silica Composite Films for Superlensing Applications, Weiqiang Chen, Mark D. Thoreson, Alexander V. Kildishev, Vladimir M. Shalaev; Purdue Univ., USA. We demonstrate a method to fabricate ultra-thin ultra-smooth and low-loss silver and silver-silica composite films using a germanium wetting layer and a rapid post-annealing treatment. Such achievement satisfies both the demands for superlenses and hyperlenses. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Thursday, May 20 +5I$tBN Ultrafast Coherent Control of Spin Waves with Intense Terahertz Magnetic Transients, Alexander Sell1, Tobias Kampfrath2, Gregor Klatt1, Sebastian Mährlein1, Alexej Pashkin1, Manfred Fiebig3, Thomas Dekorsy1, Martin Wolf4, Rupert Huber1, Alfred Leitenstorfer1; 1Univ. of Konstanz, Germany, 2FOM Inst. for Atomic and Molecular Physics (AMOLF), Netherlands, 3Helmholtz-Inst. für Strahlen- und Kernphysik, Germany, 4FritzHaber-Inst. der Max-Planck-Gesellschaft, Germany. Intense terahertz transients coherently control magnon oscillations in antiferromagnetic NiO. The magnetic component of the light field directly couples to the spins via Zeeman interaction. 8-fs probe pulses sample the ultrafast dynamics via Faraday rotation. Dr. Timothy Day is a cofounder of Daylight Solutions and serves as the CEO and CTO for the company. Dr. Day has over 20 years’ experience in both technical and business management in the photonics industry. He started his career as a cofounder of New Focus, where he served from 1990 through 2004. Dr. Day has extensive technical knowledge and experience and is considered an expert in the field of photonics. He holds both a B.S. and an M.S. in Physics from San Diego State University and a Ph.D. in Electrical Engineering from Stanford University. 25I&tBN Experimental Realization of a Perfect Infrared Absorber, Hossein Mousavi, Alexander Khanikaev, Burton Neuner III, Dmitry Korobkin, Gennady Shvets; Univ. of Texas at Austin, USA. Low-absorbing materials can be made strongly absorbing by utilizing plasmonic metamaterials. We propose and experimentally validate the concept of a plasmonic MetaMirror which improves energy absorption efficiency by an order of magnitude. 157 Room A8 Room C1&2 QELS Thursday, May 20 CLEO 10:30 a.m.–12:15 p.m. 25I't$PMMFDUJWF&YDJUBUJPOBOE -PTJOHJO4FNJDPOEVDUPST Alexey Belyanin; Texas A&M Univ., USA, Presider 10:30 a.m.–12:15 p.m. 25I(t4JOHMF1IPUPO 5FDIOPMPHZBOE"QQMJDBUJPOT Jian-Wei Pan; Univ. Heidelberg, Germany, Presider 10:30 a.m.–12:15 p.m. $5I/t8BWFHVJEF"QQMJDBUJPOT David C. Hutchings; Univ. of Glasgow, UK, Presider 10:30 a.m.–12:15 p.m. $5I0t$-&04ZNQPTJVNPO -BTFS#FBN$PNCJOJOH** #FBN$PNCJOFE'JCFS-BTFST BOE"NQMJGJFST Daniel J. Ripin; MIT Lincoln Lab, USA, Presider 25I'tBN Formation of Coherent Longitudinal Optical Phonon and Plasmon Coupling Modes in Semiconductors, Yu-Ming Chang; Ctr. for Condensed Matter Sciences, Taiwan. Coherent LO phonon and plasmon coupling dynamics in GaAs (100) is investigated with TRSHG. Quantum interference near zero time delay is identified and ascribed to Fano resonance between coherent LO phonon and photoexcited plasma continuum. 25I(tBN *OWJUFE Advances in Photonic Quantum Information Science, Alberto Politi1, Jonathan C. F. Matthews1, Anthony Laing1, Alberto Peruzzo1, Pruet Kalasuwan1, Xiao-Qi Zhou1, Maria Rodas Verde1, Martin J. Cryan1, John G. Rarity1, Andre Stefanov2, Timothy C. Ralph3, Siyuan Yu1, Mark G. Thompson1, Jeremy L. O’Brien1; 1Univ. of Bristol, UK, 2Federal Office of Metrology METAS, Switzerland, 3Univ. of Queensland, Australia. Quantum technologies based on photons will likely require integrated optics architectures for improved performance, miniaturization and scalability. We demonstrate high-fidelity silica-on-silicon integrated optical realizations of key quantum photonic circuits and the first integrated quantum algorithm. $5I/tBN Experimental and Theoretical Demonstration of Wavelength Conversion of 10 Gb/s RZ-OOK in a Si nanowire via XPM, Jeffrey B. Driscoll1, W. Astar2,3, Xiaoping Liu1, Richard R. Grote1, Jerry I. Dadap1, William M. J. Green4, Yurri A. Vlasov4, Gary M. Carter2,3,5, Richard M. Osgood, Jr.1; 1Columbia Univ., USA, 2Lab for Physical Sciences, USA, 3Ctr. for Advanced Studies in Photonics Res., USA, 4IBM T. J. Watson Res. Ctr., USA, 5Univ. of Maryland, Baltimore County, USA. We present all-optical wavelength conversion (WC) of 10 Gb/s RZ-OOK data in a Si nanowire waveguide via cross-phase-modulation (XPM). The WC mechanism is analytically modeled and shown to be scalable to 40 Gb/s RZ-OOK data. $5I0tBN *OWJUFE Beam Combining in Multi-Core, Holey Fiber Lasers, Terence Shepherd, Laurent Michaille, Charlotte R. Bennett, David M. Taylor; QinetiQ Ltd., UK. Multiple-core fibers offer the possibility of creating fiber lasers with enlarged effective core diameter, while simultaneously controlling mode shape and quality. A review is presented of the basic theory used for design, and examples presented of such lasers operating in Q-switched mode. Examples of active, non-interacting, and passive multiple-core fibers are also presented. $5I/tBN All Optical Wavelength Conversion in an Integrated Ring Resonator, Alessia Pasquazi1, Raja Ahmad2, Martin Rochette2, Michael Lamont3, Roberto Morandotti1, Brent E. Little4, Sai T. Chu4, David Moss3; 1Ultrafast Optical Processing Group INRS-EMT, Canada, 2McGill Univ., Canada, 3CUDOS, School of Physics, Univ. of Sydney, Australia, 4 Infinera Corp., USA. We present the first system penalty measurements for all-optical wavelength conversion via four wave mixing in an integrated, CMOS compatible, ring resonator, obtaining < 0.3 dB system penalty at 2.5Gb/s for ~22dBm average pump power. 25I'tBN Terahertz Studies of Collective Excitations and Microscopic Physics in a Semiconductor Magneto-plasma, Alexey Belyanin1, Xiangfeng Wang2, Scott A. Crooker3, Daniel M. Mittleman2, Junichiro Kono2; 1Dept. of Physics, Texas A&M Univ., USA, 2Dept. of Electrical and Computer Engineering, Rice Univ., USA, 3Natl. High Magnetic Field Lab, USA. Using coherent THz time-domain spectroscopy, we observe and successfully model a rich variety of interference phenomena related to long-lived magneto-plasmon excitations in InSb magneto-plasmas. New effects of tunable thermally and magnetically induced transparency are observed. 158 4BO+PTF#BMMSPPN*7 (San Jose Marriott) Room C3&4 25I'tBN The Guided-Mode Phonon-Polariton in Suspended Waveguides, Scott A. Holmstrom 1, Todd H. Stievater2, Marcel W. Pruessner2, Doewon Park2, William S. Rabinovich2, Subramaniam Kanakaraju3, Christopher J. K. Richardson3, Jacob B. Khurgin4; 1Univ. of Tulsa, USA, 2NRL, USA, 3Lab for Physical Sciences, USA, 4Johns Hopkins Univ., USA. Using Raman scattering measurements in suspended semiconductor waveguides coupled with finite-element analysis, we elucidate the properties of the guided-mode phonon-polariton, which plays a critical role in many current terahertz generation approaches. 25I(tBN Phase-Controlled Photonic Quantum Circuits in Laser Written Integrated Optics, Nicholas L. Thomas-Peter1, Brian J. Smith1,2, Dmytro Kundys3, Peter G. R. Smith3, Ian A. Walmsley1; 1Dept. of Physics, Oxford Univ., UK, 2Ctr. for Quantum Technologies, Natl. Univ. of Singapore, Singapore, 3 Optoelectronics Res. Ctr., Univ. of Southamption, UK. We present a direct UV written integrated photonic circuit with on-chip phase control through a thermo-optic phase shifter. An arbitrary beam splitter and a two-photon N00N state are demonstrated with high visibility interference. $5I/tBN 10 Gb/s Operation of Monolithic All-Optical Set-Reset Flip-Flop Based on Semiconductor Ring Laser, Andrea Trita1, Gabor Mezosi2, Maria Jose Latorre Vidal1, Marco Zanola1, Ilaria Cristiani1, Marc Sorel2, Paolo Ghelfi3, Antonella Bogoni3, Guido Giuliani1; 1Electronic Dept., Univ. of Pavia, Italy, 2 Dept. of Electronics and Electrical Engineering, Univ. of Glasgow, UK, 3CNIT-Photonic Networks Natl. Lab, Italy. A monolithic semiconductor ring laser is operated as an all-optical Flip-Flop triggered by 4ps optical pulses. Bit-Error-Rate measurements of Set-Reset switchings under the injection of a Pseudo-Random-Bit-Sequence at 5 and 10 Gb/s have been performed. $5I0tBN All-Fiber Phase-Locked Multi-Core Photonic Crystal Fiber Laser with Fill-Factor Enhancement and High Efficiency, Akira Shirakawa, Tetsuya Kobayashi, Michio Matsumoto, Ken-ichi Ueda; Inst. for Laser Science, Univ. of ElectroCommunications, Japan. We report large-modearea Yb-doped 6-core photonic crystal fiber laser in in-phase supermode operation. A monolithic Talbot device, enhancing the fill-factor in fiber and central-lobe fraction in the far-field profile, was demonstrated with 84% slope efficiency. 25I'tBN Theory of Stimulated Optical Emission Dynamics in Conjugated Polymers, Stefan Schumacher1, Ian Galbraith 1, Arvydas Ruseckas 2, Graham A. Turnbull2, Ifor D. W. Samuel2; 1Heriot-Watt Univ., UK, 2Univ. of St. Andrews, UK. We present a microscopic many-particle theory of intense ultrafast optical pulse propagation in conjugated polymers. For a polyfluorene film rich amplified spontaneous emission dynamics and significant pulse reshaping is found. 25I(tBN Triggered Single Photons from a Diamond Nanowire Antenna, Thomas M. Babinec1, Birgit Hausmann1, Mughees Khan1, Yinan Zhang1, Philip Hemmer2, Marko Loncar1; 1Harvard Univ., USA, 2 Texas A&M Univ., USA. We describe room temperature CW and pulsed spectroscopic studies of a high-flux source of single photons based on the fluorescence of an individual Nitrogen-Vacancy color center in a diamond nanowire antenna. $5I/tBN Nonlinear Distortions Induced by Non-Idealities of Integrated Silicon Waveguides in Analog Optical Links, Lin Zhang1, Jian Wang1, Muping Song2, Yang Yue1, Yinying Xiao-Li1, Raymond G. Beausoleil3, Alan E. Willner1; 1Univ. of Southern California, USA, 2Zhejiang Univ., China, 3HP Labs, USA. We analyze nonlinear distortions caused by integrated silicon strip waveguides for analog applications. Performance degradations due to interactions of nonlinear Kerr effects, chromatic dispersion and carrier dynamics are discussed. $5I0tBN *OWJUFE Coherent Fiber Combining by Digital Holography, Cindy Bellanger1, M. Paurisse2, A. Brignon1, J. Colineau1, J. P. Huignard1, M. Hanna2, F. Druon2, P. Georges2; 1Thales Res. and Technology, France, 2Lab Charles Fabry de l’Inst. d’Optique, Univ. Paris-Sud, France. We present and demonstrate a technique for coherent beam combining of fibre amplifiers using phase conjugation by digital holography. The method is also applied to realize beam correction on multimode and multicore fibers. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** (San Jose Marriott) 4BO+PTF4BMPO*** (San Jose Marriott) Room B2-B3 JOINT CLEO $-&0"QQMJDBUJPOT 10:30 a.m.–12:15 p.m. +5I%t6MUSBGBTUBOE4IPSU 8BWFMFOHUI5FDIOPMPHZ John Crane; Lawrence Livermore Natl. Lab, USA, Presider 10:30 a.m.–12:15 p.m. $5I1t0QUJDBM1BSBNFUSJD 0TDJMMBUPST* Darrell Armstrong; Sandia Natl. Labs, USA, Presider +5I%tBN High Energy 13.9 nm Table-Top Soft X-Ray Laser Operating at 2.5 Hz Repetition Rate, David A. Alessi, Dale H. Martz, Brad M. Luther, Yong Wang, Mark A. Berrill, David J. Kemp, Dinesh Patel, Carmen S. Menoni, Jorge J. Rocca; Colorado State Univ., USA. We have demonstrated table-top generation of λ = 13.9 nm laser pulses with 7μJ energy at 2.5Hz from nickel-like ions in a lasercreated plasma that will enable new applications of coherent soft X-ray light on a table-top. $5I1tBN *OWJUFE Optical Parametric Oscillators: A New Generation, Majid Ebrahim-Zadeh; ICFO, Spain. Progress in continuous-wave and ultrafast femtosecond optical parametric oscillators, covering spectral regions from 250 nm in the ultraviolet to 5 μm in the infrared, using novel design concepts and advanced laser pump sources is reviewed. +5I%tBN High-Energy, Picosecond, Cryogenic Yb:YAG Chirped-Pulse Amplifier at kHz Repetition Rates for OPCPA Pumping, Kyung-Han Hong1, Juliet Gopinath2, Darren Rand2, Aleem Siddiqui1, Shu-Wei Huang1, Enbang Li3, Benjamin Eggleton3, John Hybl2, Tso Yee Fan2, Franz X. Kärtner1; 1MIT, USA, 2MIT Lincoln Lab, USA, 3CUDOS, School of Physics, Univ. of Sydney, Australia. We report on the development of a 50-mJ-class ~10-ps chirped-pulse amplifier at kHz repetition rates using cryogenic Yb:YAG regenerative and multipass amplifiers. The system is well suited as pump laser for kHz high-average-power ultra-broadband OPCPAs. $5I1tBN Efficient, High-Power, 16-GHz, Picosecond Optical Parametric Oscillator Pumped by an 81-MHz Fiber Laser, Omid Kokabee1, Adolfo Esteban-Martin1, Majid Ebrahim-Zadeh1,2; 1ICFO, Spain, 2ICREA, Spain. We report the generation of 16-GHz repetition-rate picosecond pulses in an optical parametric oscillator synchronously pumped by an 81-MHz Yb fiber laser, providing 650 mW of average power tunable over 1.45-1.75 μm. +5I%tBN CEP-Locked Three-Color Parametric System for “Perfect Wave” Synthesis, Tadas Balčiūnas1, Giedrius Andriukaitis1, Oliver D. Mücke1, Aart J. Verhoef1, Audrius Pugžlys1, Andrius Baltuška1, Darius Mikalauskas2, Linas Giniūnas2, Romualdas Danielius2, Ronald Holzwarth3; 1Vienna Univ. of Technology, Austria, 2Light Conversion Ltd., Lithuania, 3Menlo Systems GmbH, Germany. The relative and absolute phases of femtosecond 1.03-μm pump, 1.55-μm signal and 3.09-μm idler pulses are stabilized paving the way for the generation of optimized driver waveforms for higher-orderharmonic generation and electron impulsive momentum transfer. $5I1tBN Management of Thermal Effects in High Average Power Pulsed Optical Parametric Oscillators, Antoine Godard1, Myriam Raybaut1, Thomas Schmid1, Michel Lefebvre1, Anne-Marie Michel2, Michel Péalat2; 1ONERA - the French Aerospace Lab, France, 2SAGEM, Groupe SAFRAN, France. We report on experimental investigation and modelling of thermal effects in high-power pulsed OPOs. A significant improvement of the conversion efficiency is demonstrated when a proper temperature gradient is applied to the nonlinear crystal. "5I"tBN 5VUPSJBM Laser Fusion for Laser Jocks: Basic Principles of a Laser Application Meeting a Grand Challenge, Jonathan D. Zuegel; Lab for Laser Energetics, Univ. of Rochester, USA. Controlled nuclear fusion has long been sought as a global energy source and ignition of a laser fusion target will soon be realized. Fundamentals and requirements for this ultimate laser application will be presented. Jonathan Zuegel received the B.S. and the M.Eng. degrees in electrical engineering from Cornell University in 1983 and 1984, respectively, and the Ph.D. degree in optics from The Institute of Optics at the University of Rochester in 1996 after serving in the U.S. Navy. He joined the Laboratory for Laser Energetics in 1996. He has led the Laser Technology Development Group since 2001 and was promoted to Senior Scientist in 2005. His research interests include the solid-state lasers, electro-optics and laser diagnostics. Dr. Zuegel chaired the Advanced Solid State Photonics topical meeting and is currently the OSA Technical Group Chair for Laser Systems. "5I"tBN 5VUPSJBM Fusion Energy: Laser Systems Required to Harness the Power of the Sun, Andy J. Bayramian, R. J. Deri, C. A. Ebbers, A. C. Erlandson, W. A. Molander, S. B. Sutton, S. Telford, J. A. Caird; Lawrence Livermore Natl. Lab, USA. Laser systems deployed in Inertial Fusion Energy power plants will usher in space qualified laser engineering and materials on a massive scale. Understanding subsystem efficiencies and component Mean Time Between Failure (MTBF) are critical for success. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Thursday, May 20 +5I%tBN Production of 3ps Multi-Terawatt Pulses in a CO2 Laser System, D. Haberberger, S. Tochitsky, C. Joshi; Univ. of California at Los Angeles, USA. 15TW picosecond 10μm laser pulses are obtained at the UCLA Neptune Laboratory achieving record CO2 laser power. This peak power opens unique opportunities for applications in high-field experiments in the mid-IR range. 10:30 a.m.–12:15 p.m. "5I"t-BTFS'VTJPO Timothy Carrig; Lockheed Martin, USA, Presider 159 Room A1 Room A2 Room A3 Room A4 CLEO $5I*t4BUVSBCMF"CTPSCFS .PEF-PDLFE4PVSDFT Continued $5I+t4JMJDPO.PEVMBUPSTBOE 4XJUDIFT$POUJOVFE $5I,t"DDFTT/FUXPSLT Continued $5I-t2VBOUVN8JSFTBOE Dots—Continued $5I*tBN High Contrast Grating Based Saturable Absorber for Mode-Locked Lasers, Weijian Yang1, Forrest Sedgwick1, Zhigang Zhang2, Connie J. Chang-Hasnain1; 1Dept. of Electrical Engineering and Computer Sciences, Univ. of California at Berkeley, USA, 2State Key Lab of Advanced Optical Communication Systems and Networks, School of Electronics Engineering and Computer Science, Peking Univ., China. A novel semiconductor saturable absorber based on high contrast grating is investigated for the first time. The extremely broad reflection band, low saturation fluence, and large design flexibility make it useful in mode-locked femtosecond lasers. $5I+tBN Low-Power High-Speed Silicon Microdisk Modulators, William A. Zortman, Michael R. Watts, Douglas C. Trotter, Ralph W. Young, Anthony L. Lentine; Sandia Natl. Labs, USA. A novel silicon microdisk modulator with “error-free” ~3 femtojoule/bit modulation at 12.5Gbs has been demonstrated. Modulation with a 1 volt swing allows for compatibility with current and future digital logic CMOS electronics. $5I,tBN Single-Sideband Modulation of Vector Signals Based on an Injection-Locked DFB Laser in 60-GHz RoF Systems, Cheng Zhang, Cheng Hong, Peng Guo, Jun Duan, Weiwei Hu, Zhangyuan Chen; Peking Univ., China. We experimentally demonstrate vector signals transmission over 60-GHz RoF systems using single-sideband modulation based on an injection-locked DFB laser. Both 1-Gb/s QPSK and 1.2-Gb/s 16QAM transmission over 50-km SSMF are realized successfully. $5I-tBN Very Low Threshold of Amplified Spontaneous Emission in II-VI Colloidal Quantum Dots at Low Exciton Number, Cuong H. Dang, Arto V. Nurmikko; Brown Univ., USA. We demonstrate amplified spontaneous emission from close-packed, II-VI QD thin-films at record low threshold excitation energy corresponding to ~1.2 effective exciton per QD. Photon statistics from single QDs illustrates excitonic interactions at lasing threshold excitation. $5I*tBN 420 fs Pulses from an Ultrafast Laser Inscribed Waveguide Laser Utilizing a Carbon Nanotube Saturable Absorber, Stephen J. Beecher1, Robert R. Thomson1, Nicholas D. Psaila1, Ajoy K. Kar1, Zhipei Sun2, Tawfique Hasan2, Alex Rozhin2, Andrea C. Ferrari2; 1Heriot-Watt Univ., UK, 2Univ. of Cambridge, UK. We report the generation of 420 fs pulses of 1.56 μm light from a mode-locked ultrafast laser inscribed Er-doped waveguide laser. Passive mode-locking was achieved using a carbon nanotube saturable absorber. $5I+tBN Tunable High Speed Silicon Microring Modulator, Po Dong1, Shirong Liao1, Dazeng Feng1, Hong Liang 1, Roshanak Shafiiha 1, Ning-Ning Feng1, Guoliang Li2, Xuezhe Zheng2, Ashok V. Krishnamoorthy2, Mehdi Asghari1; 1Kotura Inc., USA, 2Sun Microsystems, USA. We present a 12.5 Gbps silicon micro-ring modulator achieved by carrier depletion in a lateral pn diode. Tunability of the resonant wavelength is accomplished by means of a micro-heater, with an efficiency of 2.36 mW/nm. $5I,tBN Radio over Free Space Optical Link Using a Directly Modulated Two-Electrode High Power Tapered Laser, Michael J. Crisp1, C. H. Kwok1, Mo Xia1, Richard V. Penty1, Ian H. White1, Nicolas Michel2, Michel Krakowski2, M. Calligaro2, M. Lecomte2, O. Parillaud2; 1Cambridge Univ., UK, 2 Alcatel-Thales III-V Lab, UK. The analog modulation performance of a high-power two-electrode tapered laser is investigated. A 25dB dynamic range for 2.4GHz 802.11g signals is achieved with a 26dB loss budget, showing a >1km free space range is possible. $5I-tBN Femtosecond Dispersion Measurements of 1.3 µm Quantum Dot Semiconductor Optical Amplifier, Marcus Bagnell, Josue Davila-Rodriguez, Abhijeet Ardey, Peter J. Delfyett; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. Spectral interferometry is used to measure the dispersion of a quantum dot semiconductor optical amplifier under various injection current values in the wavelength range of 1200 to 1340 nm, spanning ground and first excited state. $5I*tQN Mode Locking with Minimum Nonlinearity Using Inverse-Gain Output Couplers, Li-Jin Chen, Michelle Y. Sander, Franz X. Kärtner; MIT, USA. Broadband laser mode-locking is demonstrated at greatly reduced modelocking strength with an output coupler that compensates for gain filtering. The concept is demonstrated with a <8fs Ti:sapphire laser showing dramatically improved stability and beam quality. $5I+tQN Ultra Low Power Electro-Optic Modulator on Silicon: Towards Direct Logic Driven Silicon Modulators, Sasikanth Manipatruni, Long Chen, Kyle Preston, Michal Lipson; Cornell Univ., USA. We demonstrate ultra-low switching energy (9.4 fJ/ bit), ultra-low swing voltage (150 mV peak-peak) electro-optic modulation in a 2.5 µm radius silicon ring modulator. These results can enable direct logic driven, driverless silicon modulators. $5I,tQN Quasi-Passive and Reconfigurable Node for Optical Access Network, She-Hwa Yen1, Mihir Tendulkar1, John Jameson1, Shinji Yamashita2, Yoshio Nishi1, Olav Solgaard1, Leonid Kazovsky1; 1 Stanford Univ., USA, 2Fujitsu Labs, Japan. We propose a quasi-passive reconfigurable power/ wavelength distribution device for optical access network. It can adapt to deployment condition and optimize the energy consumption. Novel tristate non-volatile optical switches are designed to preserve the semi-passive operation. $5I-tQN Photoluminescence Emission in Deep Ultraviolet Region from GaN/AlN Asymmetric-Coupled Quantum Wells, Guan Sun1, Suvranta K. Tripathy1, Yujie J. Ding1, Guangyu Liu1, G. S. Huang1, Hongping Zhao1, Nelson Tansu1, Jacob B. Khurgin2; 1 Lehigh Univ., USA, 2Johns Hopkins Univ., USA. Deep ultraviolet photoluminescence peaks up to 5.1 eV with dramatically improved intensities are observed in GaN/AlN asymmetric-coupled quantum wells, due to recombination of electrons in AlN coupling barriers with heavy holes in GaN quantum wells. BNoQN .BSLFU'PDVT#JPQIPUPOJDT San Jose McEnery Convention Center, Exhibit Hall 2 QNoQN -VODI#SFBL(concessions available on exhibit floor) NOTES _________________________________________________________________________________________________________________ Thursday, May 20 _________________________________________________________________________________________________________________ 160 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 JOINT CLEO QELS +5I$t+PJOU$-&02&-4 Symposium on Quantum $POUSPM*$POUJOVFE $5I.t)JHI1PXFS#SPBEMZ 5VOBCMF2$-4$POUJOVFE 25I&t1MBTNPOJD .FUBNBUFSJBMT$POUJOVFE +5I$tBN *OWJUFE Optical Arbitrary Waveform Generation, E. Ippen, A. Benedick, J. Birge, H. Byun, L.-J. Chen, G. Chang, D. Chao, J. Morse, A. Motamedi, M. Sander, G. Petrich, L. Kolodziejski, F. Kärtner; MIT, USA. Advances in technology for optical arbitrary waveform generation will be described. Combs spanning two octaves, from 500nm to 2μm, based on GHz modelocked Ti:sapphire and erbium- fiber lasers, have been carrier-envelope stabilized and frequency referenced. $5I.tBN High-Power Thermoelectrically-Cooled and Uncooled Mid-Wave Infrared Quantum Cascade Lasers, Richard Maulini1, Arkadiy Lyakh1, Alexei Tsekoun1, Christian Pflugl2, Laurent Diehl2, Federico Capasso2, Kumar Patel1,3; 1Pranalytica, Inc., USA, 2 School of Engineering and Applied Sciences, Harvard Univ., USA, 3Dept. of Physics and Astronomy, Univ. of California at Los Angeles, USA. We present high performance thermoelectrically-cooled and uncooled mid-wave infrared (λ=4.6 μm) quantum cascade lasers with continuous-wave output power of 2.9 W and 1 W at room temperature, respectively. 25I&tBN Giant Optical Birefringence Induced by Plasmonic Nano-Gratings, Yu-Ju Hung 1, Ehren Hwang2, Tsung-Hsien Lin1, Christopher C. Davis2; 1 Natl. Sun Yat-sen Univ., Taiwan, 2Univ. of Maryland, USA. A giant birefringence effect has been observed with PMMA surface gratings on a gold film substrate.Surface Plasmon polaritons excited on these nanostructured periodic surfaces are highly anisotropic. This makes very thin waveplates (~150nm) feasible. $5I.tBN Broadband Gain from a “Continuum-to-Bound” Quantum Cascade Laser Design, Yu Yao1, Tracy Tsai1, William O. Charles1, Jianxin Chen2, Gerard Wysocki1, Claire F. Gmachl1; 1Princeton Univ., USA, 2 Chinese Acad. of Sciences, China. A Quantum Cascade laser design based on “continuum-tobound” transitions with several strongly coupled upper laser states is demonstrated, which enables external cavity tuning over 190 cm-1 in pulsed mode operation at 0ºC. 25I&tBN Form-Birefringent Metal and Its Plasmonic Anisotropy, Liang Feng, Zhaowei Liu, Vitaliy Lomakin, Yeshaiahu Fainman; Univ. of California at San Diego, USA. We constructed a form-birefringent metal exhibiting different polarizabilities along different optical axes and its supported optical anisotropy of surface plasmon waves. The generated plasmonic index ellipsoid existing in reciprocal lattice space has been directly mapped. $5I.tQN Widely Tunable External Cavity Interband Cascade Laser for Spectroscopic Applications, Tracy R. Tsai1, Igor Trofimov2, Charles W. Heaps1, Mikhail Maiorov2, Vladimir Zeidel2, Chul Soo Kim3, Mijin Kim3, Chadwick L. Canedy3, William W. Bewley3, J. Ryan Lindle3, Igor Vurgaftman3, Jerry Meyer3, Gerard Wysocki1; 1Princeton Univ., USA, 2AKELA Laser Corp., USA, 3NRL, USA. We performed spectroscopy of methane using a broadly tunable external cavity interband cascade laser (EC-ICL). A miniaturized EC-ICL design for field applications, with improved anti-reflection and high-reflection coatings and new EC tuning mechanism, is presented. 25I&tQN Slow Light without Electromagnetically-Induced Transparency: The Double-Fano Resonance Approach, Gennady Shvets, Chih-Hui Wu, Alexander Khanikaev; Univ. of Texas at Austin, USA. A new approach to slowing light in plasmonic structures is proposed. We utilize the phenomenon of doubleFano resonance. Specific implementations of such structures based on plasmonic antennas are presented, applications outlined. +5I$tQN Temperature Dependent Study of Coherently Controlled Photocurrents Generation in Epitaxial Graphene, Dong Sun1, Charles Divin1, Momchil Mihnev1, Clair Berger2, Walt de Heer2, Phillip First2, Julien Rioux3, John Sipe3, Theodore Norris1; 1Univ. of Michigan, USA, 2Georgia Tech, USA, 3Univ. of Toronto, Canada. We study the electron-temperature dependence of optically injected coherently controlled ballistic currents in epitaxial graphene by near field THz detection in cryostat and optical pre-pulse excitation of background hot carriers. BNoQN .BSLFU'PDVT#JPQIPUPOJDT San Jose McEnery Convention Center, Exhibit Hall 2 QNoQN -VODI#SFBL(concessions available on exhibit floor) NOTES ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Thursday, May 20 ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 161 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 (San Jose Marriott) Room C3&4 QELS CLEO 25I't$PMMFDUJWF&YDJUBUJPOBOE -PTJOHJO4FNJDPOEVDUPST Continued 25I(t4JOHMF1IPUPO 5FDIOPMPHZBOE"QQMJDBUJPOT Continued $5I/t8BWFHVJEF "QQMJDBUJPOT$POUJOVFE 25I'tBN *OWJUFE Quantum Kinetics of Transport and Gain in Quantum Cascade Lasers: Looking for the Essential Principles of Design, Andreas Wacker; Lund Univ., Sweden. The complex interplay by tunneling and scattering in quantum cascade lasers is analyzed with nonequilibrium Green’s functions. It is argued that a QCL design needs at least three levels per period. 25I(tBN Generation of Time-Bin Entangled Photon Pairs Using Cascaded Second Order Nonlinearity in Single Periodically-Poled Lithium Niobate Waveguide, Myrtille Hunault1, Hiroki Takesue1, Osamu Tadanaga 2, Yoshiki Nishida 2, Masaki Asobe2; 1NTT Basic Res. Labs, Japan, 2NTT Photonics Labs, Japan. We report a simple scheme to generate time-bin entangled photon pairs based on cascaded second-order nonlinear processes in a single periodically-poled lithium niobate waveguide. We successfully observed two-photon interference fringes up to 97% visibilities. $5I/tBN Time-Lens for Sub-Picosecond Optical Pulse Measurement on a Chip, Alessia Pasquazi1, Yongwoo Park1, Jose Azaña1, François Légaré2, Roberto Morandotti1, Brent Little3, Sai T. Chu3, David Moss4; 1 Ultrafast Optical Processing Group INRS-EMT, Canada, 2INRS-EMT, Canada, 3Infinera Corp., USA, 4CUDOS, School of Physics, Univ. of Sydney, Australia. We demonstrate temporal imaging of optical signals with sub-picosecond time features based on four wave mixing temporal-to-frequency domain conversion in a CMOS compatible, high index glass waveguide. 25I(tBN Towards Interfacing Dissimilar Quantum Systems, Sergey V. Polyakov1, Andreas Muller1, Alexander Ling1, Edward B. Flagg1, Natalia Rutter1,2, Edward Van Keuren2, Alan L. Migdall1, Glenn S. Solomon1; 1Joint Quantum Inst., NIST and Univ. of Maryland, USA, 2Physics Dept., Georgetown Univ., USA. We report on an experimental implementation of an interface between quantum dots (QD) and parametric downconversion (PDC). We present a PDC source compatible with QD emission and our efforts to demonstrate such compatibility. $5I/tBN Error-Free All-Optical Demultiplexing at 160Gb/s via FWM in a Silicon Nanowire, Fangxin Li1, Mark Pelusi1, Benjamin J. Eggleton1, Adam Densmore2, Rubin Ma2, Siegfried Janz2, DanXia Xu2, David J. Moss1; 1Univ. of Sydney, Australia, 2 Inst. for Microstructural Sciences, Natl. Res. Council, Canada. We demonstrate all-optical time division demultiplexing from 160Gb/s to 10Gb/s in the C-band, based on four-wave mixing in a silicon nanowire. We achieve error-free operation with a system penalty of ~ 3.9dB at 10-9 BER. $5I0tBN Wavefront Control by Digital Holography in an Yb-Doped Multi-Core Fiber Amplifier, Mathieu Paurisse, Marc Hanna, Frédéric Druon, Patrick Georges; Lab Charles Fabry de l’Inst. d’Optique, Univ. Paris-Sud, France. We demonstrate wavefront control of an Yb-doped multi-core fiber amplifier using phase conjugation by digital holography. A gain of 23 dB is demonstrated with a pulsed laser at 1064 nm. 25I(tQN Telecom-Band Single Photon Switch, Matthew A. Hall, Joseph B. Altepeter, Prem Kumar; Northwestern Univ., USA. We present a high-speed all-optical switch for use in quantum information processing. The demonstrated implementation is capable of operating on 1310-nm single photons. Its performance is characterized using polarization-entangled photon pairs. $5I/tQN All-Optical Quantization Using a Chalcogenide Waveguide: Towards on-Chip UltrahighBandwidth Analog-to-Digital Conversion, Ravi Pant1, Chunle Xiong1, Steve Madden2, Barry L. Davies2, Benjamin J. Eggleton1,2; 1Univ. of Sydney, Australia, 2Australian Natl. Univ., Australia. We investigate 8-level all-optical quantization by broadening the pulse spectrum in a chalcogenide (As2S3) waveguide, for 8 different power levels, and subsequently slicing the measured spectrum using an array of filters. $5I0tQN Phase Locking an Array of Fiber Amplifiers onto a Remote Object, Benjamin Pulford1, Thomas Shay1, Jeff Baker2, Angel Flores1, Craig Robin1, Chris Vergien1, Clint Zeringue1, David Gallant2, Anthony D. Sanchez1, Chunte Lu1, Art Lucero1; 1AFRL, USA, 2 Boeing LTS Inc., USA. Experiments demonstrating a novel technique that coherently combines an array of beams and automatically corrects for turbulence in the beam path are presented. This technique is insensitive to near field backscattering from aerosols and particulates. 25I'tQN Time-Domain Observation of Rabi Flopping in a Laser, Hyunyong Choi1,2, Vasileios-Marios Gkortsas3, Laurent Diehl4, David Bour5, Scott Corzine5, Jintian Zhu5, Gloria Höfler5, Federico Capasso4, Franz X. Kärtner3, Theodore B. Norris2; 1Lawrence Berkeley Natl. Lab, USA, 2Univ. of Michigan, USA, 3 MIT, USA, 4Harvard Univ., USA, 5Agilent Labs, USA. We report direct time-domain observation of Rabi flopping in an operating semiconductor quantum cascade laser. $5I0t$-&04ZNQPTJVNPO -BTFS#FBN$PNCJOJOH** #FBN$PNCJOFE'JCFS-BTFST BOE"NQMJGJFST Continued BNoQN .BSLFU'PDVT#JPQIPUPOJDT San Jose McEnery Convention Center, Exhibit Hall 2 Thursday, May 20 QNoQN -VODI#SFBL(concessions available on exhibit floor) 162 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** (San Jose Marriott) 4BO+PTF4BMPO*** (San Jose Marriott) Room B2-B3 JOINT CLEO $-&0"QQMJDBUJPOT +5I%t6MUSBGBTUBOE4IPSU 8BWFMFOHUI5FDIOPMPHZ Continued $5I1t0QUJDBM1BSBNFUSJD 0TDJMMBUPST*$POUJOVFE +5I%tBN Plasma-Mirror-Cleaned High-Contrast FewCycle Relativistic-Intensity Light Pulses, Julia M. Mikhailova1,2,3, Laszlo Veisz1, Antonin Borot4, Karl Schmid1, Christopher M. S. Sears1, Daniel Herrmann5, Raphael Tautz6, Alexander Buck1, Rainer Hoerlein7, Patrick Heissler1, George Tsakiris1, Ferenc Krausz1,7; 1Max-Planck-Inst. für Quantenoptik, Germany, 2Intl. Laser Ctr., M. V. Lomonosov Moscow State Univ., Russian Federation, 3General Physics Inst., Russian Acad. of Sciences, Russian Federation, 4 Lab d’Optique Appliquée, École Polytechnique, France, 5Lehrstuhl für BioMolekulare Optik, Ludwig-Maximilians-Univ., Germany, 6Ctr. for Nanoscience, Ludwig-Maximilians-Univ., Germany, 7 Ludwig-Maximilians-Univ., Germany. A plasma mirror is shown to enhance the intensity contrast of 8fs multiterawatt light pulses by 2.5 orders of magnitude, while keeping the pulse duration unchanged. High reflectivity and improved nearfield beam quality are demonstrated. $5I1tBN Tunable Intracavity up-Converted Optical Parameteric Oscillator by Cascaded Adiadbatic Sum Frequency Generation, Gil Porat1, Haim Suchowski2, Yaron Silberberg2, Ady Arie1; 1Tel Aviv Univ., Israel, 2Weizmann Inst. of Science, Israel. We experimentally demonstrate efficient tunable up-conversion by cascading optical oscillation and wide-band adiabatic sum frequency generation in a single nonlinear crystal, yielding red light tunable over a 6.2nm wavelength band. +5I%tBN Double Self-Compression of Femtosecond Pulses in Filaments, Carsten Bree 1,2 , Jens Bethge 2, Stefan Skupin 3,4, Luc Bergé 5, Ayhan Demircan1, Günter Steinmeyer2; 1Weierstraß-Inst. für Angewandte Analysis und Stochastik, Germany, 2 Max-Born-Inst., Germany, 3Max-Planck-Inst. für Physik Komplexer Systeme, Germany, 4Inst. für Festkörpertheorie und -Optik, Friedrich-SchillerUniv., Germany, 5CEA-DAM, DIF, France. We discuss pulse-splitting-isolation cycles as the origin of pulse self-compression in filaments. These cycles can be cascaded in a single gas-filled cell, giving rise to tenfold compression. XFROG spectrograms provide experimental evidence for double self-compression. $5I1tBN Optical Parametric Oscillation in a High-Index Doped Silica Glass Micro-Ring Resonator, Luca Razzari1,2, David Duchesne1, Marcello Ferrera1, Roberto Morandotti1, Sai Chu3, Brent Little3, David Moss4; 1INRS-EMT, Canada, 2Dept. di Elettronica, Univ. di Pavia, Italy, 3Infinera Corp., USA, 4CUDOS, School of Physics, Univ. of Sydney, Australia. We demonstrate a CMOS-compatible, integrated optical parametric oscillator in a high-index doped silica glass ring resonator. We obtain lasing with wavelength spacings from 200 GHz to > 6THz, with a threshold as low as 54mW. +5I%tQN Generation of CPA Seed Pulses by Direct Phase Modulation, Ran Xin, Jonathan D. Zuegel; Univ. of Rochester, USA. A 10.5-kHz train of 2.5-ns optical pulses with 1.15-nm bandwidth centered at 1053-nm suitable for seeding chirped-pulse amplification is produced in a programmable, all-fiber system through direct phase modulation. $5I1tQN Stable, 17.5 W, Optimally-Output-Coupled, Yb-Fiber-Pumped Mid-Infrared Optical Parametric Oscillator, S. Chaitanya Kumar1, Ritwick Das1, Goutam Kumar Samanta1, Majid EbrahimZadeh1,2; 1ICFO, Spain, 2ICREA, Spain. We report stable, continuous-wave, mid-infrared opticalparametric-oscillator based on MgO:PPLN, pumped by Yb-fiber-laser, generating total power of 17.5W at 61% extraction efficiency, in TEM00( M2Idler<1.24,M2Signal<1.24) spatial mode with peakpeak idler power stability of 5% over 14 hours. "5I"t-BTFS'VTJPO$POUJOVFE Andy Bayramian received his bachelors from Montana State University, Bozeman, in 1995, and his Ph.D. in Applied Science at Lawrence Livermore National Laboratory from University of California, Davis in 2000. Following school, Andy immediately accepted a position as the lead scientist on the Mercury laser project at Lawrence Livermore National Laboratory (LLNL), a high average power diode pumped solid state laser testbed for fusion driver technology. He is currently working on several aspects of the Laser Inertial Fusion Energy (LIFE) project at LLNL. Andy’s interests include applied research in laser optical materials, diode pumped solid state lasers, and LIFE research and technologies. Dr. Andy Bayramian can be reached at bayramian1@llnl. gov. A listing of current projects of interest can be found at https://lasers.llnl.gov/. "5I"tQN Feasibility Study of Cryogenic Yb:YAG Zig-Zag Active-Mirror Laser for Ten-Kilowatts, Hiroaki Furuse1, Junji Kawanaka2, Noriaki Miyanaga2, Taku Saiki1, Kazuo Imasaki1, Masayuki Fujita1, Kenji Takeshita3, Shinya Ishii3, Yasukazu Izawa1; 1 Inst. for Laser Technology, Japan, 2Inst. of Laser Engineering, Osaka Univ., Japan, 3Mitsubishi Heavy Industries, Japan. We report a new compact high power laser system using zig-zag optical path based on the cryogenic Yb:YAG total-reflection active-mirror laser for ten-kilowatts. The thermal analyses of the laser have also been discussed. BNoQN .BSLFU'PDVT#JPQIPUPOJDT San Jose McEnery Convention Center, Exhibit Hall 2 QNoQN -VODI#SFBL(concessions available on exhibit floor) Thursday, May 20 $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 163 &YIJCJU)BMM JOINT 1:00 p.m.–2:30 p.m. +5I&t+PJOU$-&02&-41PTUFS4FTTJPO*** 2&-4/BOP0QUJDTBOE 1MBTNPOJDT JThE1 What Can Be Observed from Surface Plasmon Spectral Interference? Qiaoqiang Gan1, Yongkang Gao1, Lin Zhu2, Filbert Bartoli1; 1Lehigh Univ., USA, 2 Clemson Univ., USA. A far-field experiment was presented to observe the SPP spectral interference and reveal the SPP contribution in the interaction between the nano-objects, and directly address the key issue of a debate raised in Nature Physics. JThE2 Radiative Decay Engineering of Direct Bandgap Emission in Silver Ion-Implanted Polarized Silicon Quantum Dots, Akhilesh Singh1, Karol Gryczynski1, Arup Neogi1, Moon Kim2; 1Univ. of North Texas, USA, 2Univ. of Texas at Dallas, USA. Emission from low energy Silver ion implanted crystalline silicon quantum dots can be enhanced due to enhanced radiative recombination induced by polarization of the dots and metal induced local field effects. JThE3 Guided Subwavelength Slow-Light Mode Supported by a Periodic Plasmonic Waveguide, Liu Yang, Changjun Min, Georgios Veronis; Louisiana State Univ., USA. We introduce periodic plasmonic waveguides which support a guided subwavelength slow-light mode over a very broad range of frequencies. The structure consists of a metal-dielectric-metal waveguide side-coupled to a periodic array of metal-dielectric-metal stub resonators. JThE4 Silicon-Based Plasmonic Waveguides Interfaced to Silicon Photonic Platform, Shawn M. B. Sederberg, Vien Van, Abdul Y. Elezzabi; Univ. of Alberta, Canada. A silicon-based plasmonic waveguide is designed, fabricated and characterized. A propagation distance of 2.00μm at λ=1550nm was measured and the coupling efficiency to the silicon-on-insulator platform was 38.0%. Scans of telecommunication wavelengths are presented. Thursday, May 20 JThE5 Subwavelength Silicon Hybrid Plasmonic Waveguides and Components, Marcelo Wu, Vien Van; Univ. of Alberta, Canada. Subwavelength hybrid plasmonic waveguides, s-bends and power splitters are demonstrated on a SOI platform. A long plasmonic waveguide propagation length of 40μm and highly efficient coupling to Si photonic waveguides were achieved using simple tapers. 164 JThE6 Extraordinary Transmission in the UV Range from Sub-Wavelength Slits on Semiconductors, Maria Antonietta Vincenti1, Domenico de Ceglia1, Milan C. Buncick1, Neset Akozbek2, Mark J. Bloemer2, Michael Scalora2; 1AEgis Technologies Group Inc., USA, 2Charles M. Bowden Res. Ctr., USA. Accessing the part of the spectrum where semiconductors behave like metals leads to extraordinary transmission in the UV regime and enhanced nonlinear plasmonic phenomena in the UV and soft X-ray wavelengths. JThE7 Validation of the Parallel Three-Dimensional Solver for Analysis of Optical Plasmonic BiPeriodic Multilayer Nanostructures, Xingjie Ni1, Zhengtong Liu1, Alexandra Boltasseva1,2, Alexander V. Kildishev1; 1Purdue Univ., USA, 2Technical Univ. of Denmark, Denmark. Fundamentals of the three-dimensional spatial harmonic analysis (SHA) approach are reviewed, and the advantages of a fast-converging formulation versus the initial formulation are emphasized with examples using periodic plasmonic nanostructures. JThE8 Control of Nano-Scale Plasmon in Time and Space Using Pulse Shaped Femtosecond Laser, Takuya Harada1, Keiichiro Matsuishi1, Naoko Sugiura1, Yu Oishi1, Keisuke Isobe2, Akira Suda2, Hideaki Mizuno3, Atsushi Miyawaki3, Katsumi Midorikawa2, Fumihiko Kannari1; 1Dept. of Electronics and Electrical Engineering, Keio Univ., Japan, 2Laser Technology Lab, RIKEN, Japan, 3 Lab for Cell Functon Dynamics, RIKEN, Japan. We demonstrate spatio-temporal control of local plasmon on Au nano-rods with different aspect ratios irradiated by pulse shaped femtosecond laser. This technique could form a novel nanoscale reaction field. JThE9 Broadband Waveguide QED System on a Chip, Qimin Quan, Irfan Bulu, Jennifer T. Choy, Marko Loncar; Harvard Univ., USA. We demonstrate a slot waveguide provides a broad-band, loss-free platform suitable for applications in quantum optics. The strong coupling between light quanta and quantum emitter can be achieved with Purcell factor larger than 200. JThE10 Twisted Chains of Resonant Nanoparticles: Polarization Control, Waveguidance and Radiation, Derek A. Van Orden, Yeshaiahu Fainman, Vitaliy Lomakin; Univ. of California at San Diego, USA. Linear arrays of resonant nanoparticles that are sequentially rotated about the array axis display interesting polarization sensitive optical properties. Such “twisted” arrays support two transverse modes with distinct waveguidance and radiation properties. JThE11 Ultrafast Hot Electron Relaxation in a Metal Nanostructure Detected by FemtosecondSNOM, Zhi Li, Song Yue, Jianjun Chen, Qihuang Gong; Peking Univ., China. Ultrahigh spatiotemporal resolved pump-probe signal on a metal nanostructure is detected by femtosecond-SNOM. By using two-color pump-probe configuration, ultrafast hot electron transportation is clearly observed on a time scale of a few hundred femtoseconds. JThE12 Ab initio Theory of the Whispering Gallery Mode Carousel Phenomenon, Joel T. Rubin, Lev I. Deych; Dept. of Physics, Queens College CUNY, USA. A model of the optomechanical interaction of a nanoparticle and a spherical Whispering Gallery Mode microresonator is derived. The theory furnishes exact equations of motion and describes the observed circular orbits of the particle. JThE13 Light Tunneling in Multi-Layered PhotonicPlasmonic Nanostructures, Alp Artar, Ahmet Yanik, Hatice Altug; Boston Univ., USA. Photonic and plasmonic interactions in multi-layered plasmonic crystals, formed by coupling nanohole-nanoparticle arrays, are investigated. The hybrid structure exhibits extraordinary optical transmission as in single layer nanohole arrays and supports FabryPerot mode with improved sensitivity. JThE14 Controlling the Anti-Crossing between Localized Surface Plasmons and Surface Plasmon Polaritons, Yizhuo Chu, Kenneth B. Crozier; Harvard Univ., USA. We study a structure consisting of a gold disk array, an SiO2 spacer and a gold film. We study the effect of spacer thickness on the anti-crossing between localized plasmons and surface plasmon polaritons. JThE15 Surface Enhanced Raman Study of the Interaction of PEDOT:PSS with Silver and Gold Nanoparticles, Anne M. Kelley, Marina StavytskaBarba; Univ. of California at Merced, USA. Surface enhanced Raman spectroscopy is used to characterize the interaction of PEDOT:PSS, a polymer blend widely used as a hole-transporting electrode coating in organic polymer photovoltaic cells, with plasmonically active metal nanoparticles. JThE16 Multi-Photon Excited UV Luminescence of ZnO Nanorods after Irradiation with Few-nJ Femtosecond Laser Pulses, Susanta K. Das1, Daragh Byrne2, Enda McGlynn2, Martin Bock1, Ruediger Grunwald1; 1Max-Born-Inst. for Nonlinear Optics and Short-Pulse Spectroscopy, Germany, 2School of Physical Sciences, Dublin City Univ., Ireland. Highly efficient two-photon-absorption induced defect-level-emission-free UV luminescence of ZnO nanorods grown by vapor phase transport was demonstrated with sub-20 fs, few-nJ pulses extracted from a Ti:sapphire laser oscillator. Potential applications in phototherapy are discussed. JThE17 Grating Coupling with Hybrid Plasmonic/Dielectric Structure Efficiently Converts Light to Surface Plasmons, Philip D. Flammer1, Thomas E. Furtak1, Charles G. Durfee1, Reuben T. Collins1, Russell E. Hollingsworth2; 1Colorado School of Mines, USA, 2ITN Energy Systems, Inc., USA. We present simulation and experimental results of a hybrid plasmonic/dielectric waveguide with a grating, which efficiently converts radiation to surface plasmons. Resonant cavities yield energy density enhancements of 225 times the incident energy density. JThE18 Efficient and Robust Energy Transfer Network in Quantum Dot Mixtures via Optical NearFields Interactions, Makoto Naruse1,2, Tadashi Kawazoe2, Motoichi Ohtsu2; 1NICT, Japan, 2Univ. of Tokyo, Japan. We theoretically and experimentally investigate an optimal mixture of different-sized quantum dots so that energy transfers via nearfield interactions are efficiently induced. We also demonstrate the near-field interaction network provides robustness to tolerate system errors. JThE19 A New Insight on Laser Threshold in Devices Operating at Nanoscale, Isabelle Robert-Philip, Alexios Beveratos, Rémy Braive, Xavier Hachair, Isabelle Sagnes, Richard Hostein, Grégoire Beaudoin, Luc Le Gratiet, Anne Talneau; CNRS - Lab de Photonique et de Nanostructures, France. We will present a further understanding of the threshold transition in lasers operating at nanoscale, by measuring the threshold transition from a quantum, statistical and dynamical points of view at room temperature and telecommunication wavelengths. JThE20 Surface Plasmon Enhanced Fluorescence Emission inside Metal Nanoshells, Xiaoyu Miao1, Ting-Shan Luk1, Igal Brener1, Carlee Ashley2, Shisheng Xiong2, David Peabody2, Jeffrey Brinker1; 1 Sandia Natl. Labs, USA, 2Univ. of New Mexico, USA. We study the surface plasmon enhanced fluorescence where an emitter is embedded in a metal nanoshell. Both simulation and experimental results are presented. JThE21 Plasmonic Aerogel Doped with Gold Nanoparticles, Michael D. W. Grogan1, Matthew D. Rollings1, Limin Xiao1, William J. Wadsworth1, Richard England2, Stefan A. Maier3, Timothy A. Birks1; 1Dept. of Physics, Univ. of Bath, UK, 2Dept. of Chemical Engineering, Univ. of Bath, UK, 3Dept. of Physics, Imperial College London, UK. We have developed a new technique to incorporate gold nanoparticles into silica aerogel without aggregation. Such a doped “plasmonic” aerogel can be used for nonlinear optical experiments and plasmonic sensing. JThE22 Goos-Hänchen Effect Enhancement by Surface Electromagnetic Waves in Photonic Crystals, Irina V. Soboleva 1,2, Valentina V. Moskalenko1, Andrey A. Fedyanin1; 1Faculty of Physics, M.V.Lomonosov Moscow State Univ., Russian Federation, 2A. N. Frumkin Inst. of Physical Chemistry and Electrochemistry, Russian Acad. of Sciences, Russian Federation. The Goos-Hänchen effect enhancement caused by surface electromagnetic waves excited in one-dimensional photonic crystals is directly observed using angular spectroscopy in Kretschmann-Raether configuration and farfield optical microscopy visualization. JThE23 Direct Observations of UV Extraordinary Optical Transmission and Localized Field Enhancement through Nanoslits, Qiaoqiang Gan, Liangcheng Zhou, Volkmar Dierolf, Filbert Bartoli; Lehigh Univ., USA. The UV extraordinary optical transmission through nanoslit structures in the far-field and localized field enhancement in the near-field are both directly observed. Numerical modeling results are also presented, showing good agreement with the experiment results. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo &YIJCJU)BMM JOINT +5I&t+PJOU$-&02&-41PTUFS4FTTJPO***$POUJOVFE 2&-42VBOUVN4DJFODF &OHJOFFSJOHBOE5FDIOPMPHZ JThE24 Demonstration of Unconditional One-Way Quantum Computations, Ryuji Ukai1, Noriaki Iwata1, Yuji Shimokawa1, Seiji Charles Armstrong1,2, Alberto Politi1,3, Jun-ichi Yoshikawa1, Peter van Loock4, Akira Furusawa1; 1Univ. of Tokyo, Japan, 2 Australian Natl. Univ., Australia, 3Univ. of Bristol, UK, 4Univ. Erlangen-Nuernberg, Germany. We demonstrate unconditional one-way quantum computation experiments using a linear cluster state of four entangled optical modes. Our results provide a first demonstration of the fundamental components for one-way quantum computation with continuous variables. JThE25 Continuous-Variable Quantum Erasure Correcting Code, Mikael Lassen1, Metin Sabuncu1,2, Alexander Huck1, Julian Niset3,4, Nicolas Cerf3, Gerd Leuchs2,5, Ulrik Andersen1; 1Technical Univ. of Denmark, Denmark, 2Max-Planck-Inst. for the Science of Light, Germany, 3Quantum Information and Communication, École Polytechnique, Univ. Libre de Bruxelles, Belgium, 4Dept. of Physics, Hunter College of CUNY, USA, 5Univ. Erlangen-Nürnberg, Germany. We experimentally demonstrate a continuous variable quantum erasure-correcting code, which protects coherent states of light against complete erasure. The scheme encodes two coherent states into a bi-party entangled state. JThE26 Demonstration of Unconditional Quantum Erasing for Continuous Variables, Yoshichika Miwa1, Ryuji Ukai1, Jun-ichi Yoshikawa1, Radim Filip2, Peter van Loock3, Akira Furusawa1; 1Univ. of Tokyo, Japan, 2Palacky Univ., Czech Republic, 3Univ. Erlangen-Nuernberg, Germany. We demonstrate “undoing’’ quantum non-demolition gates by quantum erasing. In one-way quantum computation, these operations remove unwanted nodes from cluster states. Experimentally one mode was removed from two-mode and four-mode cluster state, respectively. JThE27 High Speed True Random Number Generation Using Chaotic Light, Wei Wei, Wenzhuo Tang, Hong Guo; School of Electronics Engineering and Computer Science, Peking Univ., China. Using chaotic light, we propose a new method for true random number generation, which is promising, high speed, convenient and low cost. A prototype has been built up with a generation rate of 192Mbits/s. $-&0.JDSPBOE/BOP 1IPUPOJDT%FWJDFT JThE30 Efficient Planar Single-Mode Fiber-to-Chip Coupler Based on Two-Stage Adiabatic Evolution, Anatol Khilo, Franz X. Kärtner; MIT, USA. A novel planar two-stage adiabatic single-mode fiber-to-chip coupler design is presented. The combination of rib and inverse tapers allows to make it 2-2.5 times shorter than state-of-the art inverse taper-based couplers with similar conversion efficiency. JThE31 Finite Difference Time Domain Studies of Plasmonic Nanostructures Across Wide Frequency Ranges, Alexander S. McLeod; Lawrence Berkeley Natl. Lab, USA. We present analytic models describing the optical properties of the noble metals at frequencies from .5-7eV. With a single finite difference time domain calculation, these models enable a complete spectral description of plasmonic nano-structure properties. JThE32 3-D AFM Characterization of the Edge Roughness of High Q Silicon Resonators, Patrick Schiavone1,2, Mickaël Martin2, Payam Alipour3, Ali Eftekhar3, Siva Yegnanarayanan3, Ali Adibi3; 1CNRS, USA, 2Lab des Technologies de la Microélectronique, CNRS, France, 3Georgia Tech, USA. Nanophotonic resonators are very sensitive to surface roughness. We investigate in detail the surface roughness, correlation length and fractal roughness exponent for high Q silicon resonators using a 3-D AFM and correlate to optical response. JThE33 Hollow-Core High-Q Micro-Cavities in ThreeDimensional Photonic Crystals, Jing Ouyang, Jian Wang, Yi Xuan, Minghao Qi; Purdue Univ., USA. Hollow-core micro-cavities with quality factors up to 70,000 are designed in a 3-D photonic crystal with only nine structural layers. A six-layer structure with hollow cavities in the 4th layer has been fabricated. JThE34 Design of Ultrahigh-Q Photoinduced Cavities in Defect-Free Photonic Crystal Slabs, Snjezana Tomljenovic-Hanic, Snjezana Tomljenovic-Hanic, C. Martijn de Sterke; CUDOS, School of Physics, Univ. of Sydney, Australia. We demonstrate that cavities with Q~107 can be designed in defect-free photonic crystals made of photosensitive material (chalcogenide). Since the high-Q mode can originate from an air-band, these cavities are ideal candidates for sensing applications. JThE35 Fiber Taper Collection of Photoluminescence at 1.54 μm from Erbium Doped Silicon Nitride Photonic Crystal Cavities, Gary Shambat 1, Yiyang Gong1, Jesse Lu1, Selcuk Yerci2, Rui Li2, Luca Dal Negro2, Jelena Vuckovic1; 1Stanford Univ., USA, 2 Boston Univ., USA. Photoluminescence at 1.54 μm from Er-doped silicon nitride in silicon photonic crystal cavities was extracted with 2.5x greater efficiency compared to free space, with loaded Q values of up to 98% of the intrinsic Q. JThE36 Uniformity of Concentration Factor and Back Focal Length in Molded Polymer Microlens Arrays, Silvano Donati1, Enrico Randone1, Mohammad Fathi1, Jiun-Haw Lee2, Edoardo Charbon3, Giuseppe Martini1; 1Univ. of Pavia, Italy, 2Natl. Taiwan Univ., Taiwan, 3Univ. of Delft, Netherlands. An array of 32x32 polymer microlenses, 50-μm pitch, is used in connection to an array of 6-μm SPAD, recovering a factor C=35 in sensitivity. Repeatability of concentration factor and back focal length are reported. JThE37 All-Optical Swicthing by Optical Kerr Effect in AlGaAs Photonic Crystal Slab Waveguide, Hisaya Oda1, Akio Yamanaka1, Naoki Ikeda2, Yoshimasa Sugimoto2, Kiyoshi Asakawa2; 1Chitose Inst. of Science and Technology, Japan, 2Natl. Inst. for Material Science, Japan. We have succeeded all-optical Mach-Zehnder type switch by optical Kerr effect around 1550nm in AlGaAs photonic crystal slab waveguide. We also studied nonlinear refractive index n’2 in this waveguide. JThE38 Theory of Mechanical Displacement Measurement Using a Multiple Cavity Mode Transducer, Jens M. Dobrindt, Tobias J. Kippenberg; MaxPlanck-Inst. of Quantum Optics, Germany. We present an optomechanical displacement transducer that features three cavity modes coupled to a mechanical oscillator. Matching the modes’ frequency spacing to the mechanical resonance frequency reduces the input power necessary to reach the SQL. JThE39 Plasmonic Waves to Electrical Current Conversion for Integrated Plasmonic-Electronic Circuits, Mingxia Gu, Ping Bai, Hong Son Chu, Er-Ping Li; Inst. of High Performance Computing, Singapore. A novel ultra-compact THz-bandwidth plasmon-to-electron converter is reported for hybrid plasmon-electron integrated circuits. 20% of the optical power from plasmonic waveguide can be converted to photocurrent via a nanoscale active volume of 50×50×130nm3. JThE40 Narrow Beam Radiation from a CMOS Compatible Leaky Wave Optical Antenna, Qi Song, Ozdal Boyraz, Filippo Capolino; Univ. of California at Irvine, USA. CMOS compatible leaky wave optical antennas are proposed and analyzed for electronically controlled radiation pattern generation. Very directive far field radiation pattern (>15dB) is generated from a Si3N4 leaky wave antenna with silicon periodic perturbations. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Thursday, May 20 JThE28 Multi-Channel Superconducting Nanowire Single Photon Detector System with High Detection Efficiency, Taro Yamashita1, Shigehito Miki1, Mikio Fujiwara2, Masahide Sasaki2, Zhen Wang1; 1Kansai Advanced Res. Ctr., NICT, Japan, 2 NICT, Japan. We report a development of a multichannel superconducting nanowire single photon detector system, which showed the high detection efficiency over 10% at 100 Hz dark count rate and the wavelength of 1550 nm. JThE29 Experimental Implementation of Optimum Unambiguous and Maximum-Confidence Discrimination of Two Single Photon Mixed States, Oliver Benson, Gesine Steudle, Sebastian Knauer, Ulrike Herzog; Humboldt Univ. Berlin, Germany. We introduce experimental implementations of optimum unambiguous and maximum-confidence discrimination of two mixed states. Linear optics and polarization states of single photons from a true single-photon source based on a semiconductor quantum dot are utilized. 165 &YIJCJU)BMM JOINT +5I&t+PJOU$-&02&-41PTUFS4FTTJPO***$POUJOVFE JThE41 Modeling of a 10GHz SiGe HBT EO Modulator, Shengling Deng, Tuhin Guha Neogi, Joseph Novak, John McDonald, Z. Rena Huang; Rensselaer Polytechnic Inst., USA. The modeling of an EO modulator based on SiGe Heterojunction Bipolar Transistor is presented. The device exhibits 10GHz speed with a Pi-phase shift length of 74 microns. The total propagation loss is less than 4dB. JThE42 Low Chromatic Dispersion of ±16 ps(nm∙km) over a 550-nm Wavelength Range Using a Strip/ Slot Hybrid Silicon Waveguide, Lin Zhang1, Yang Yue1, Yinying Xiao-Li1, Raymond G. Beausoleil2, Alan E. Willner1; 1Univ. of Southern California, USA, 2HP Labs, USA. We propose a dispersionflattened silicon waveguide that exhibits a flat and near-zero dispersion within ±16 ps/nm/km over a 550-nm wavelength range. Averaged dispersion can be shifted from negative to positive with almost the same flatness. JThE43 Solving Dielectric and Plasmonic Dispersion Equations on a Pocket Calculator, Rohan D. Kekatpure, Aaron C. Hryciw, Edward S. Barnard, Mark L. Brongersma; Geballe Lab of Advanced Materials, Stanford Univ., USA. We present an accurate analytical technique for rapid and automated design of multilayer-waveguide-based nano-optical devices. The method allows arbitrary-precision mode-index calculations for dielectric and plasmonic waveguides, and can be implemented on a pocket calculator. JThE44 Titania-Clad Microresonators on SOI With Athermal Performance, Payam Alipour, Amir Hossein Atabaki, Ali Asghar Eftekhar, Ali Adibi; Georgia Tech, USA. We propose the use of titanium dioxide as cladding material to reduce the temperature sensitivity of silicon-based microresonators. The advantages of using titanium dioxide over the conventional alternatives are discussed, and experimental results are presented. Thursday, May 20 JThE45 The Evolution of Photoinduced Photonic Crystal Cavities during Writing, Michael W. Lee1, Christian Grillet1, Snjezana Tomljenovic-Hanic1, David J. Moss1, Benjamin J. Eggleton1, Xin Gai2, Steve Madden2, Duk-Yong Choi2, Douglas Bulla2, Barry Luther-Davies2; 1CUDOS, School of Physics, Univ. of Sydney, Australia, 2CUDOS, Laser Physics Ctr., Australian Natl. Univ., Australia. We present results showing the formation and evolution of a photonic crystal cavity during writing by selective optical exposure in a photosensitive chalcogenide photonic crystal. Q-factors of up to 125,000 were obtained in these cavities. 166 JThE46 Contra-Directional Coupling between TE and TM Modes in Asymmetric Photonic Crystal Waveguides, Juraj Topolancik1, Zao Liu1, Rob B. Ilic2; 1Northeastern Univ., USA, 2Cornell Nanoscale Facility, Cornell Univ., USA. Coupling between the fundamental TE- and TM-like modes in a photonic crystal waveguide is investigated. Coupling is achieved by introducing transverse and vertical asymmetries into the periodic guiding layer. Polarization-insensitive narrow-band filtering behavior is demonstrated. JThE47 Novel Nanowire Cavity Using Cut-off Mode Reflector, Thai-Truong Tran1, Connie J. ChangHasnain2; 1Applied Science and Technology Group, Univ. of California at Berkeley, USA, 2EECS Dept., Univ. of California at Berkeley, USA. Free-standing nanowire-cavities, having a low index contrast with their substrate, typically have low Q-factors because of the lack of reflective bottom mirrors. A novel method facilitating a high-reflection bottom mirror using cut-off mode is presented. JThE48 Waveguide Integrated Plasmonic Devices, Irfan Bulu, Qimin Quan, Fatih Degirmenci, Mughees Khan, Federico Capasso, Marko Loncar; School of Engineering and Applied Sciences, Harvard Univ., USA. We theoretically study waveguide-integrated plasmonic nano-antennas. The device consists of a nano-antenna coupled to a slot-waveguide. We show that spontaneous emission rate is enhanced by three orders of magnitude and nano-antenna efficiently couples to waveguide. JThE49 Evanescent Excitation of Plasmonic Nanodisks Using Hybrid Guided Wave Silicon Nitride Structures, Maysamreza Chamanzar, Ehsan Shah Hosseini, Sivay Yegnanarayanan, Ali Adibi; Georgia Tech, USA. We propose a hybrid scheme in which light is coupled into gold nanodisks from a silicon nitride waveguide or travelling wave resonator. Large field enhancements in the vicinity of the nanodisk resonator can be achieved. $-&0-JHIUXBWF $PNNVOJDBUJPOTBOE0QUJDBM /FUXPSLT Monitoring JThE50 PMD and OSNR Insensitive 40-Gb/s OOK/ DPSK Chromatic Dispersion Monitoring Using a Delay-Line Interferometer and a <10-GHz Photodetector, Jeng-Yuan Yang, Mohammad R. Chitgarha, Lin Zhang, Alan E. Willner; Dept. of Electrical Engineering, Univ. of Southern California, USA. We experimentally demonstrate a CD monitoring technique utilizing a delay-line interferometer and <10-GHz photodetector for 40-Gb/s OOK/DPSK. Spectral shift of RF dip changing with up to 560-ps/nm-CD is measured insensitive to 23-ps-DGD and <15-dB-OSNR. JThE51 Signed Chromatic Dispersion Monitoring for DPSK Signal Based on Delay-Tap Sampling, Jian Zhao1, Alan Lau2, Zhaohui Li1, Chao Lu1, H. Tam2; 1Photonics Res. Ctr., Dept. of Electronic and Information Engineering, Hong Kong Polytechnic Univ., Hong Kong, 2Photonics Res. Ctr., Dept. of Electrical Engineering, Hong Kong Polytechnic Univ., Hong Kong. We demonstrated a signed chromatic dispersion (CD) monitoring method for NRZ-DPSK signals based on delay-tap sampling technique. The monitoring range can reach from -425ps/nm to 425ps/nm and the monitoring sensitivity is ±8ps/nm. JThE52 Chromatic Dispersion Monitoring of 40-Gb/s OOK Data Using Optical VSB Filtering at High Frequency, Jeng-Yuan Yang, Mohammad R. Chitgarha, Lin Zhang, Alan E. Willner; Dept. of Electrical Engineering, Univ. of Southern California, USA. We experimentally demonstrate a CD monitoring technique for a 40-Gb/s OOK data by measuring the pulse pattern after optical VSB filtering centered at high frequency. A 142.2-ps delay of the pattern changes with 0~400-ps/nm dispersion. JThE57 Simultaneous Two-Channel Wavelength Conversion of 40-Gbit/s DPSK WDM Signals without Additional Pumps, Xiaoxia Wu, Hao Huang, Jian Wang, Xue Wang, Omer F. Yilmaz, Scott R. Nuccio, Alan Willner; Univ. of Southern California, USA. We experimentally demonstrate simultaneous two-channel wavelength conversion of 40-Gbit/s RZ-DPSK signals using four-wave mixing in highly nonlinear fiber without additional pumps, with power penalty of <1 dB as channel spacing varies from 200GHz to 1THz. JThE53 Simultaneously Transmitter Chirp and Chromatic Dispersion Monitoring of OOK Data Using First and Second Optical Harmonics of the Data Clock Tones, Mohammadreza Chitgarha, Jeng-Yuan Yang, Alan Willner; Univ. of Southern California, USA. We experimentally demonstrate a simultaneously transmitter chirp and chromatic dispersion monitoring technique utilizing the first and second optical harmonics of a RZ-OOK data. Monitored results of modulator typical chirp dispersion of 0~400-ps/nm are obtained. JThE58 Optimizing RZ 40-Gbit/s Fiber Transmission System Performance when Utilizing SOA-Based DXPM Wavelength Converters, Irfan M. Fazal1, Salman Khaleghi1, Omer F. Yilmaz1, Jeng-Y Yang1, Lin Zhang1, Anajali Agarwal2, Ron Menendez2, Janet Jackel2, Alan E. Willner1; 1Univ. of Southern California, USA, 2Telcordia Technologies, USA. We experimentally demonstrate the effect of negative chirp produced by SOA-MZI DXPM-based wavelength convertor at 40-Gb/s 33%-RZ in a 80-km dispersion-compensated SMF link. >2-dB performance improvement is achieved by adding positive residual dispersion of +30ps/nm. Advanced Formats JThE54 Gaussian Minimum Shift Keying for Spectrally Efficient and Dispersion Tolerant Optical Communications, Bishara Shamee, Louis Christen, Scott Nuccio, Jeng-Yuan Yang, Alan Willner; Univ. of Southern California, USA. Gaussian Minimum Shift Keying (GMSK) is a spectrally efficient phase modulation based on the gaussian shaping of the transmitted phase. We simulate GMSK dispersion tolerance at 40 Gbps and measure back-to-back BER at 2.5 Gbps. Wavelength Converters JThE55 System Design Guidelines When Utilizing Chirp-Inducing Wavelength Converters in a Fiber Transmission System, Salman Khaleghi1, Irfan M. Fazal1, Lin Zhang1, Janet Jackel2, Anjali Agarwal2, Ronald C. Menendez2, Alan E. Willner1; 1Univ. Of Southern California, USA, 2 Telcordia Technologies, USA. We simulate an arbitrary-chirp-waveform -generator to explore the fiber-transmission-performance of chirpinducing-devices output. If the chirp is symmetric around the center, the signal is ~3dB more-robustto-dispersion. Chirp peak on edges results in ~2dB improvement at high-power. JThE56 Broadband Multi-Wavelength Light Source Generation Using a Single Phase Modulator in a Loop, Jing Yang1, Changyuan Yu1,2; 1Natl. Univ. of Singapore, Singapore, 2RF and Optical Dept., A*STAR Inst. for Infocomm Res., Singapore. We propose a scheme on broadband multi-wavelength light source generation based on phase modulation in a ring. 125-channel light source with channel spacing of 10-GHz is demonstrated using a single phase modulator in a loop. Regeneration JThE59 Nonlinear Phase-Shift Compensation by a Nonlinear Amplifying Loop Mirror, Klaus Sponsel1,2, Christian Stephan1,2,3, Georgy Onishchukov1,3, Bernhard Schmauss3,4, Gerd Leuchs1,2,3; 1 Max-Planck-Inst. for the Science of Light, Germany, 2Inst. of Optics, Information and Photonics, Univ. Erlangen-Nuremberg, Germany, 3Erlangen Graduate School of Advanced Optical Technologies, Germany, 4Inst. of Microwave Technology, Univ. Erlangen-Nuremberg, Germany. The nonlinear amplifying loop mirror as a nonlinear phase-shift compensator for multilevel phase-encoded optical signals is considered. Simulations of a 20 Gb/s DQPSK transmission system showed a significant BER improvement for post-compensation. JThE60 Paper Withdrawn. Digital Systems JThE61 Single AWG Based Clock Extraction from WDM NRZ-DPSK Signals with Mixed Bit-Rates, Yu Yu1,2, Xinliang Zhang1, Fei Wang1, Dexiu Huang1; 1 Wuhan Natl. Lab for Optoelectronics and School of Optoelectronic Science and Engineering, Huazhong Univ. of Science and Technology, China, 2Ctr. for Photonic Systems, Engineering Dept., Univ. of Cambridge, UK. A simple and flexible simultaneous clock extraction for WDM NRZ-DPSK signals with mixed bit-rates from 10-to-40Gb/s is proposed and demonstrated using a single commercial AWG. Clock recovery can be easily achieved from the pre-processed signals. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo &YIJCJU)BMM JOINT +5I&t+PJOU$-&02&-41PTUFS4FTTJPO***$POUJOVFE JThE62 DPSK Receiver with Feedforward Control to Mitigate in-Band Crosstalk and ASE Noise, Hiroki Kawahara1,2, Naoya Kunigita1,2, Kyo Inoue1,2,3; 1Osaka Univ., Japan, 2JST, CREST, Japan, 3 NTT Basic Res. Labs, Japan. We propose and demonstrate a scheme that suppresses degradation induced by in-band crosstalk and amplified spontaneous emission noise in DPSK signal, using feedforward control. JThE63 12.5Gbps PSK Signal Detection Using 200MHz Detector with Dual Heterodyne Mixing Method, Tatsutoshi Shioda, Toshiaki Yamazaki, Hiroshi Ono; Nagaoka Univ. of Technology, Japan. Novel method for relative phase measurement between optical longitudinal modes has been proposed and named as “dual heterodyne mixing method”. It was applied for 12.5GBps BPSK signal sensing by 200MHz low-speed receiver. JThE64 Local Oscillator Linewidth Limitation on 16 QAM Coherent Optical Transmission System, Kailu Gao1, Junyi Wang1, Lu Yang1, Xuan He1, Daniel Peterson2, Zhongqi Pan1; 1Univ. of Louisiana at Lafayette, USA, 2Verizon Business, USA. We studied the LO linewidth limitation for a 16-QAM WDM coherent system. The simulation shows that the linewidth should be less than 500 KHz for ≥ 100 Gb/s over 300 km dispersion managed fiber link. JThE65 Paper Withdrawn JThE66 Low Speed Sampling in Heterodyne Optical OFDM System, Lin Cheng, He Wen, Xiaoping Zheng, Hanyi Zhang, Yili Guo, Bingkun Zhou; Tsinghua Univ., China. We experimentally demonstrate a receiving method in heterodyne OOFDM system. With multiple channels with delay lines, the speed requirement for electrical devices is reduced when directly receiving the intermediate-frequency signal. No essential deterioration is induced. Access JThE67 Sextuple Frequency Millimeter Signal Generation for Radio-over-Fiber (RoF) Using Dual Drive Mach-Zehnder Modulator (DDMZM) and SOA, Mingtao Liu, Min Zhang, Wei Yang, Peida Ye; Key Lab of Information Photonics and Optical Communications, Ministry of Education, Beijing Univ. of Posts and Telecommunications, China. A sextuple frequency millimeter wave signal generation for RoF using a DDMZM and an SOA has been proposed and demonstrated via simulation. A study on the effect of SOA parameters on RoF is presented. JThE68 Bidirectional CATV/FTTH Transport Systems Based on a RSOA, Cheng-Ling Ying1, Ching-Hung Chang2, Ya-Ling Houng1, Hai-Han Lu2, Wen-Shing Tsai3, Heng-Sheng Su2; 1Jinwen Univ. of Science and Technology, Taiwan, 2Natl. Taipei Univ. of Technology, Taiwan, 3Mingchi Univ. of Technology, Taiwan. A bidirectional down-link CATV/fiberto-the-home (FTTH) and up-link FTTH transport system is proposed. By employing -1 side-mode injection-locked and optoelectronic feedback techniques in our system, brilliant performances are experimentally observed in both downstream and upstream transmissions. JThE69 Full-Duplex CATV/ROF Transport System with Colorless Remodulation Scheme, Ching-Hung Chang, Wen-Yi Lin, Ching-Hsiu Huang, Peng-Chun Peng, Hai-Han Lu; Natl. Taipei Univ. of Technology, Taiwan.A full-duplex CATV/Radio-overfiber (ROF) transport system employing a phase modulator as wavelength reuse and remodulation schemes is proposed and demonstrated. Good performances were achieved for downstream and upstream over a 20-km transmission. CLEO 09. Components, Integration, *OUFSDPOOFDUTBOE4JHOBM1SPDFTTJOH JThE70 Field Perturbations Due to Strong Coupling and Modal Confinement in SOI Arrayed Waveguides, Michael L. Cooper, Shayan Mookherjea; Univ. of California at San Diego, USA. We present a method of rescaling the basis set used in coupled mode theory for constructing the mode profiles of silicon-on-insulator strongly coupled arrayed waveguides to account for the fanout of the supermode decay constant. JThE71 Integrated Optical Input Interface for SingleFlux-Quantum Circuit Buffer Memory, Satoshi Shinada, Hirotaka Terai, Zhen Wang, Naoya Wada; NICT, Japan. We have developed an optical input module for single-flux-quantum (SFQ) circuit to achieve high-speed buffer memory in the optical packet switch. We succeeded in demonstrating SFQ pulse generation by optical pulse input with 100-ps width. JThE72 Spatial Spectral Interferometer for Frequency Resolved Angle of Arrival Estimation, Zeb W. Barber, Calvin Harrington, Wm. Randall Babbitt, R. Krishna Mohan; Montana State Univ., USA. Spatial-spectral materials are utilized to record the phase and power spectra of microwave signals. Spectral phase mapping via readout of a fiber interferometer enables precise frequency resolved time delay and angle of arrival estimation. JThE73 High-Speed and Low Driving Voltage LiNbO3 Optical Switch Composed of New Structure, Yasuhiro Kuratani, Michio Kadota; Murata Manufacturing Co., Ltd., Japan. Authors realized the optical switch satisfying high-speed response (<10 nsec), polarization independent operation and low driving voltage of 3 volt by constructing a new structure on LiNbO3 substrate for the first time in the world. JThE74 Integrated Polarization Converters for MidInfrared Applications, Xin Xia, Christi Madsen; Texas A&M Univ., USA. Two types of integrated polarization converters for mid-infrared operation were designed and fabricated, utilizing Ti-diffused LiNbO3 waveguides. Narrowband and broadband converters with maximum conversion efficiencies of 79% and 92% were obtained at 2 microns, respectively. JThE75 Effect of Gain-Dependent Phase Shift for AllOptical Tunable Mach-Zehnder Interferometers, Nan-Kuang Chen1,2, Zhi-Zheng Feng1, Kuan-Yi Lu1; 1 Dept. of Electro-Optical Engineering, Natl. United Univ., Taiwan, 2Optoelectronics Res. Ctr., Natl. United Univ., Taiwan. A differential gain-dependent phase shift between the core- and cladding-mode can be efficiently and all-optically tuned by a cw 975nm pump light for Mach-Zehnder interferometers using successive abrupt fiber tapers on a 1.2-cm-long Er/Yb-codoped fiber. JThE76 A Photonic Method for Overcoming the Mode Partition Noise Contribution in the AM Noise Spectra of Periodic Electrical Signals, Dimitrios Mandridis, Ibrahim Ozdur, Mehmetcan Akbulut, Peter J. Delfyett; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. We measure the AM Noise of periodic electrical signals in the frequency domain. Mode partition noise is found to be detrimental and dependent on the signal’s duration. A photonic technique is presented alleviating this ambiguity. JThE77 A Surface Plasmon Polariton Absorption Modulator, Argishti Melikyan1, Thomas Vallaitis1, Nicole Lindenmann2, Thomas Schimmel3, Wolfgang Freude2, Juerg Leuthold2; 1 Inst. of Photonics and Quantum Electronics, Karlsruhe Inst. of Technology, Germany, 2 Inst. of Photonics and Quantum Electronics, Karlsruhe Inst. of Technology, Germany, 3 Inst. of Applied Physics, Karlsruhe Inst. of Technology, Germany. A new compact electrically controlled surface plasmon polariton (SPP) absorption modulator operating at communication wavelengths is introduced. The modulator is controlled by changing the free carrier density and thereby the propagation loss of the SPP. Thursday, May 20 $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 167 &YIJCJU)BMM JOINT +5I&t+PJOU$-&02&-41PTUFS4FTTJPO***$POUJOVFE $-&06MUSBGBTU0QUJDT 0QUPFMFDUSPOJDTBOE"QQMJDBUJPOT JThE78 Single-Prism/Grating Pulse Compressor, Vikrant K. Chauhan, Pamela Bowlan, Jacob Cohen, Rick Trebino; Georgia Tech, USA. We introduce an ultrashort-laser-pulse compressor that uses a single prism and a single grating. It is compact and automatically aligned for distortionfree output, and it compensates for significant material dispersion up to third order. JThE79 High Gain Broadband Amplification of Ultraviolet Pulses Using Optical Parametric Chirped Pulse Amplifier, Pawel Wnuk1, Yuriy Stepanenko2, Czeslaw Radzewicz1,2; 1Warsaw Univ., Poland, 2Inst. of Physical Chemistry, Polish Acad. of Sciences, Poland. We report on a high gain amplification of broadband ultraviolet femtosecond pulses in an optical parametric chirped pulse amplifier. Amplification of 0.5·106 was achieved, with the pulse energy of 30μJ and duration of 24fs. JThE80 Single-Shot Complex-Field Characterization of Ultrafast Optical Waveforms with MHz Measurement Update Rates, Mohammad Hossein Asghari, Yongwoo Park, José Azaña; INRS, Canada. Balanced spectral interferometry is combined with dispersion-induced frequency-to-time mapping to achieve single-shot full (amplitude and phase) characterization of dynamical THz-bandwidth optical signals over sub-nanosecond time windows at unprecedented measurement update rates of nearly 20 MHz. JThE81 Characterization and Optimization of a Femtosecond Laser by Self-Referenced Spectral Interferometry, Antoine Moulet, Nicolas Forget, Richard Herzog, Sebastien Coudreau, Thomas Oksenhendler; Ctr. Scientifique d’Orsay, Fastlite, France. We present an extended version of the self-referenced spectral interferometry technique allowing for both spectral phase and intensity retrieval from a single-shot interferogramm. Feedback to an AOPDF was performed to demonstrate the measurement accuracy. Thursday, May 20 JThE82 Ultra-Stable 18mJ Ti:Sa Amplifier System with Tunable Central Wavelength, Bandwidth and Pulse Duration, Alexandre Trisorio1, Clemens Ruchert1, Fabien Ple2, Pierre-Marie Paul2, Christoph P. Hauri1; 1Paul Scherrer Inst., Switzerland, 2 Amplitude Technologies, France. We demonstrate an ultrastable high-power laser system providing transform-limited 20-to-100 fs pulses at a tunable central wavelength. Subsequent frequency-conversion provides wavelength-tunable second and third harmonic radiation with up to 3.7 mJ. 168 JThE83 Time-Frequency Real-Time Imaging of Ultrashort Laser Pulses with a Single Echelon Mirror, Hiroyuki Sakaibara, Ikufumi Katayama, Jun Takeda; Yokohama Natl. Univ., Japan. Timefrequency two-dimensional imaging of ultrashort laser pulses from 0.15 to 6 ps pulse duration has been successfully demonstrated in real-time, using a new autocorrelation scheme with a single echelon mirror. JThE84 Strain Field Manipulation in Ultrafast Laser Inscribed Nonlinear BiB3O6 Optical Waveguides, Stephen J. Beecher1, Robert R. Thomson1, Nicholas D. Psaila1, Derryck T. Reid1, Ajoy K. Kar1, Majid Ebrahim-Zadeh2; 1Heriot-Watt Univ., UK, 2ICFO, Spain. Type I phase matching is demonstrated in an ultrafast laser inscribed BiB3O6 optical waveguide. A novel technique was implemented to achieve good spatial overlap of the horizontally and vertically polarized modes in “strain-field” type waveguides. JThE85 Phase-Contrast CARS Spectroscopy with Rapid Phase Modulation, Takayuki Suzuki, Kazuhiko Misawa; Tokyo Univ. of Agriculture and Technology, Japan. We demonstrate a novel method of phase-contrast CARS spectroscopy by using an optical bandpass filter and a mechanical modulator instead of a 4f pulse shaper used in previous studies. JThE86 Monolayer Graphene Saturable Absorber for Bulk Laser Mode-Locking, Won Bae Cho1, Hwang Woon Lee1, Sun Young Choi1, Jun Wan Kim1, DongIl Yeom1, Fabian Rotermund1, Jinho Kim2, Byung Hee Hong2; 1Ajou Univ., Republic of Korea, 2Sungkyunkwan Univ., Republic of Korea. Monolayer graphene was synthesized and used to develop novel saturable absorbers for bulk solid-state laser mode-locking. The graphene mode-locked Cr:forsterite laser delivers stable 130-fs pulses at 1.25 μm with output powers up to 230 mW. JThE87 Multiple Channel on-Chip Spectral Shaper for Programmable Radio Frequency Arbitrary Waveform Generator, Hao Shen, Li Fan, Leo Tom Varghese, Daniel E. Leaird, Andrew M. Weiner, Minghao Qi; Purdue Univ., USA. We present a tunable multiple-channel microring resonator spectral shaper for radiofrequency arbitrary waveform generation (RFAWG). Sixteen resonators are cascaded to create various RF waveforms. JThE88 Tunable Infrared Laser Femtosecond Source and Novel Pulse Clean Technique, Chunmei Zhang, Yansui Huang, Yuxin Leng, Ruxin Li, Zhizhan Xu; Shanghai Inst. of Optics and Fine Mechanics, Chinese Acad. of Sciences, China. A novel tunable phase-stabilized infrared femtosecond source was developed with CEP stabilization and >1mJ pulse energy. Based on the laser source, a novel pulse clean technique is developed, and the 1011 contrast ratio is demonstrated. JThE89 Generation of Energetic Femtosecond Green Pulses Based on an OPCPA - SFG Scheme, Mark Mero1, Gabor Kurdi1, Aron Sipos2, Karoly Osvay2; 1 HAS Res. Group on Laser Physics, Hungarian Acad. of Sciences, Hungary, 2 Dept. of Optics and Quantum Electronics, Univ. of Szeged, Hungary. By applying the techniques of achromatic phase matching and chirp assisted group velocity matching, we demonstrate a broadband, high-contrast sum-frequency generation scheme between the signal and idler output of a high-power optical chirped pulse amplifier. JThE90 Measurement of Gamma in Photonic Crystal Fibers by the Induced Grating Autocorrelation Technique, Robinson Kuis1,2, Anthony Johnson1,2,3, Sudhir Trivedi4; 1Ctr. for Advanced Studies in Photonics Res., Univ. of Maryland, Baltimore County, USA, 2Physics Dept., Univ. of Maryland, Baltimore County, USA, 3CSEE, Univ. of Maryland, Baltimore County, USA, 4Brimrose Corp., USA. The induced grating autocorrelation technique was used to measure gamma in short lengths of solid-core photonic crystal fibers (SC-PCFs): a 35-cm highly nonlinear PCF and two large mode area PCFs of lengths 4.5-m and 4.9-m. JThE91 Observation of Very Large THz Electro-Optic Response in (Cd,Mn)Te Single Crystals, Allen S. Cross1, Dominika Kochanowska2, Marta Witkowska-Baran2, Andrzej Mycielski2, Martin Mikulics3, Detlev Grützmacher3, Roman Sobolewski1; 1Univ. of Rochester, USA, 2Inst. of Physics, Polish Acad. of Sciences, Poland, 3Inst. of Bio- and Nanosystems: Res. Ctr. Jülich, Germany. Large electro-optic Pockels effect is observed in (Cd,Mn)Te single crystals in response to THz pulses, presenting voltage sensitivity ten times greater than at MHz frequencies. We demonstrate that the discrepancy is due to free-carrier screening. JThE92 High-Bit-Rate Pump-Probe Experiments on Bundled Single-Walled Carbon Nanotubes for 1.55µm Telecom Signal Regeneration, Hanond Nong1, Maud Gicquel1, Laurent Bramerie1, Fréderic Grillot1, Mathieu Perrin1, Baolai Liang2, Diana Huffaker2, Slimane Loualiche1; 1FOTON, Univ. Européenne de Bretagne, France, 2Electrical Engineering Dept., Univ. of California at Los Angeles, USA. Single-walled carbon nanotubes (SWNT) based saturable absorber (SA) are investigated by pump-probe experiments at 10GHz repetition rate within the telecom wavelength range 1.51-1.55µm. Results show that SWNT exhibit a great potential for high-bit-rate optical regeneration. JThE93 Spatio-Temporal Analysis of Ultrashort Pulses by Statistical Signatures of Frequency Converted Needle Beams, Martin Bock, Jan T. Preusse, Ruediger Grunwald; Max-Born-Inst. for Nonlinear Optics and Short Pulse Spectroscopy, Germany. A technique for temporally diagnosing extremely short pulses based on key statistical signatures of shape functions of nondiffracting needle beams after nonlinear conversion is proposed theoretically. With arrays of separated subbeams, spatial resolution is achievable. JThE95 Automated Supercontinuum Pulse Compression from Ultrafast Fiber Lasers Using MIIPS, Haowen Li1, Igor Pastirk1, Bingwei Xu1, Tissa C. Gunaratne1, Marcos Dantus1,2; 1BioPhotonic Solutions Inc., USA, 2Michigan State Univ., USA. We report precise characterization and compensation of high-order phase distortions of a supercontinuum generated by ultrafast fiber lasers. By using MIIPS, the pulses are compressed to 12.8 fs automatically in less than thirty seconds. JThE96 Calibration of a High Harmonic Spectrometer by Laser Induced Plasma Emission, Limor S. Spector1,2, J. P. Farrell1,2, B. K. McFarland1,2, P. H. Bucksbaum1,2, M. Gühr1,2; 1SLAC Natl. Accelerator Lab, USA, 2Stanford Univ., USA. We present a method that allows for a convenient switching between high harmonic generation and accurate calibration of the vacuum ultraviolet spectrometer used to analyze the harmonic spectrum. JThE97 Mode-Locking of a Cr2+: ZnSe Laser Using a PPLN Nonlinear Mirror: Theoretical Modelling and Cavity Design, Jean-Baptiste Dherbecourt, Jean-Michel Melkonian, Myriam Raybaut, Antoine Godard, Michel Lefebvre, Juliet Ryan, Emmanuel Rosencher; ONERA, France. We numerically investigate the use of a PPLN nonlinear mirror to achieve pulsed operation of a Cr2+:ZnSe laser. We discuss the effect of various parameters on the laser dynamics (CW, Q-switched and/or modelocked operation). JThE98 Compact Ultrafast Laser Enabled by Distortion Free Pulse Stretching and Compression by Chirped Volume Holographic Gratings, Christophe Moser, Frank Havermeyer; Ondax, Inc., USA. We demonstrate a method to correct the spatial distortion resulting from temporally stretching/compressing optical pulses with a chirped volume holographic grating that enables the practical realization of ultra-compact and efficient chirped pulse amplification laser systems. JThE99 Tunable Nonlinear Time Response of Nanocomposites by Doping CdTeS Quantum Dots, Gong Qihuang, Xiaoyong Hu, Jianxiang Zhang, Hong Yang; Peking Univ., China. Tunable nonlinear time response of nano-Ag:polymer nanocomposite is realized by doping CdTeS quantum dots. Response time is quickened through doping. An ultrafast response time of 14.5 ps is achieved at a doping concentration of 27%. JThE94 Towards High Energy 10 fs Laser Pulse via Regenerative Pulse Shaping, Pierre-Mary E. Paul; Amplitude Technologies, France. We demonstrated the use of regenerative pulse shaping approach to obtain ultrashort pulses with at the output of titanium: sapphire laser system. This scheme can be scaled to higher output energy and sub 10fs pulses. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo &YIJCJU)BMM JOINT +5I&t+PJOU$-&02&-41PTUFS4FTTJPO***$POUJOVFE 2&-40QUJDBM*OUFSBDUJPOTXJUI $POEFOTFE.BUUFSBOE6MUSBGBTU 1IFOPNFOB JThE100 Second-Order Nonlinear Optical Effects of Spin Currents, Ren-Bao Liu1, Jing Wang1,2, Bang-Fen Zhu2,3; 1Dept. of Physics, Chinese Univ. of Hong Kong, Hong Kong, 2Dept. of Physics, Tsinghua Univ., China, 3Inst. of Advanced Study, Tsinghua Univ., China. We show by symmetry analysis and microscopic calculation that a pure spin current has sizable second-order nonlinear optical effects. Thus spin currents can be studied by standard nonlinear optical spectroscopy. JThE101 Electron Thermalization in Gold on the 10-fs Timescale, Daniele Brida, Giulio Cerullo; Dept. di Fisica, Politecnico di Milano, Italy. Using 5-fs visible probe pulses we study the electron distribution dynamics in thin gold films triggered by sub-15-fs near-IR pump pulses. We observe in real-time the build-up and decay of the thermal electron distribution. JThE102 Anomalous Temperature Dependence of Exciton Absorption in a Mixed-Type GaAs Quantum Well , Carey E. Phelps1, Hailin Wang1, John Prineas2; 1Dept. of Physics, Univ. of Oregon, 2 Dept. of Physics and Astronomy, Univ. of Iowa, USA. Experimental studies of excitons in mixedtype quantum wells reveal surprisingly that in the presence of relatively low densities of trions and two-dimensional electron gases, the exciton absorption can increase significantly with increasing temperature. JThE106 Probing Ultrafast Carrier-Carrier Scattering Dynamics in Epitaxial Graphene, Tze Chien Sum1, Guichuan Xing1, Cheng Hon Alfred Huan1, Hongchen Guo2, Xinhai Zhang2; 1Nanyang Technological Univ., Singapore, 2Inst. of Materials Res. and Engineering, A* STAR, Singapore. Saturable absorption of graphene was experimentally and theoretically investigated in femtosecond time regime with the z-scan technique. Our results strongly suggest that graphene is an excellent atomic layer saturable absorber. JThE107 Observation of Coherent Magnons in an Antiferromagnet Nickel Oxide, Toshiro Kohmoto, Hokyun Jinn, Suguru Wakabayashi, Takahiro Yamauchi, Takeshi Moriyasu; Kobe Univ., Japan. Optically induced magnetization, whose relaxation time is of the order of a hundred picoseconds, and coherent oscillations of magnons in terahertz region were observed in an antiferromagnet NiO by polarization spectroscopy with the pumpprobe technique. JThE108 Recovery of Polaritonic Stop-Band in Pressed Polycrystalline CaF2 Powder, Yi Jiang, Yujie J. Ding; Lehigh Univ., USA. We have demonstrated recovery of polaritonic stop-band in pressed polycrystalline CaF2 powder. Due to small sizes of CaF2 particles, we have observed evidence of severe damping of polaritonic waves at particle surfaces. JThE103 Berry Curvature Effects in the THz Response of Holes, Kuljit S. Virk, John E. Sipe; Univ. of Toronto, Canada. A scheme is suggested to reveal and study the Berry curvature of energy bands in a quantum well using the THz radiation of holes. JThE109 Observation of Coherent G-Mode Phonon Oscillations in Few-Layer Epitaxial Graphene Films, Ji-Hee Kim1, Ki-Ju Yee1, Keun Soo Kim2, Byung Hee Hong2; 1Chungnam Natl. Univ., Republic of Korea, 2 Sungkyunkwan Univ., Republic of Korea. Coherent G-mode phonon oscillations in few-layer graphene films were generated using ultrafast pump-probe spectroscopy. The frequency and the decay time were different depending on the thickness of the graphene layers. JThE104 Proposal for an on-Demand Source of Indistinguishable Single Photons from a Single Quantum Dot - Cavity System, Pradyumna K. Pathak, Stephen Hughes; Queens Univ., Canada. We present a new scheme for the on-demandgeneration of indistinguishable single-photons using adiabatic Raman passage through the AutlerTownes doublet, generated from a resonant field applied between the biexciton and exciton states in a quantum dot. JThE110 Quantum-Mechanical Inelastic Collisions of Wannier-Mott Excitons, Kosuke Yoshioka, Takuro Ideguchi, Makoto Kuwata-Gonokami; Dept. of Applied Physics, Univ. of Tokyo, and SORSTCREST, JST, Japan. Systematic measurements of the temperature dependence of the two-body collision-induced loss of dark paraexcitons in Cu2O show a diverging cross section at low temperatures. Scattering problems between excitons in general require quantum-mechanical treatments. $-&02&-4+PJOU4VCDPNNJUUFF PO)JHI'JFME1IZTJDTBOE)JHI Intensity Lasers JThE112 Super-Uniform Target Illmination for Direct Drive as a Self-Organizing System, Murakami Masakatsu; Inst. of Laser Engineering, Osaka Univ., Japan. We propose a new algorithm to give an optimum direct-drive beam configuration for super-uniform illumination. It is obtained as a self-organizing system by solving N-body charged particle simulation, applicable for an arbitrary number of beams. JThE113 Improved on-Shot Focal Spot Diagnosis on the OMEGA EP Short-Pulse Laser System, B. E. Kruschwitz, S.-W. Bahk, J. Bromage, D. Irwin, M. D. Moore, L. J. Waxer, J. D. Zuegel, J. H. Kelly; Lab for Laser Energetics, Univ. of Rochester, USA. Diagnosis of the on-target focal spot using the current OMEGA EP diagnostics is challenging due to differential piston uncertainty and calibration errors. Performance was improved by retrieving phase information from far-field images using numerical optimization. JThE114 Paper Withdrawn. JThE115 Ultra-Broadband Spectral-Shifted Pulse Pair Generation by Amplitude Modulation for Single Attosecond Pulse Characterization Using the SPIDER Method, Jiangfeng Zhu, Takashi Tanigawa, Tao Chen, Shaobo Fang, Keisaku Yamane, Mikio Yamashita; Dept. of Applied Physics, Hokkaido Univ., Japan. Ultra-broadband amplitude modulation for spectral-shifted pulse pair generation is realized by a liquid-crystal spatial light modulator. The results indicate that it’s a promising way for single attosecond pulse characterization by the conventional SPIDER method. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Thursday, May 20 JThE105 Near-Band-Edge Resonant Excitation of Coherent Phonons in Carbon Nanotubes, Y. S. Lim1, H. S. Han1, T. Joo2, K. J. Yee3, E. H. Haroz4, L. G. Booshehri4, J. Kono4; 1Dept. of Applied Physics, Konkuk Univ., Republic of Korea, 2Dept. of Chemistry, Pohang Univ. of Science and Technology, Republic of Korea, 3Dept. of Physics, Chungnam Natl. Univ., Republic of Korea, 4Dept. of Electrical and Computer Engineering, Rice Univ., USA. In contrast to the previously-studied coherent phonons excited through high-energy (E22) transitions, the redial breathing modes show comparable intensities between ν = +1 and -1 nanotubes. JThE111 Observation of Polariton Dispersions for ZnO Microcavities in Strong Couple Regime, JunRong Chen1, Tien-Chang Lu1, Yung-Chi Wu1, Shiang-Chi Lin1, Wei-Rein Liu1, Wen-Feng Hsieh1, Chien-Cheng Kuo2, Cheng-Chung Lee2, Hao-Chung Kuo1, Shing-Chung Wang1; 1Dept. of Photonics, Inst. of Electro-Optical Engineering Natl. Chiao-Tung Univ., Taiwan, 2Thin Film Technology Ctr., Natl. Central Univ., Taiwan. Characteristics of ZnObased MCs with vacuum Rabi splitting of 72 meV are demonstrated. It is found that only the LPBs can be observed in ZnO MCs since the Rabi splitting pushes UPBs into scattering absorption. 169 &YIJCJU)BMM JOINT +5I&t+PJOU$-&02&-41PTUFS4FTTJPO***$POUJOVFE JThE116 In situ Grating-Damage Detection and Analysis for the 1.5 m Grating Compressor of the OMEGA EP Kilojoule, Petawatt-Class Short-Pulse Laser System, Jie Qiao, Leon J. Waxer, Thanh Nguyen, Joachim Bunkenburg, Colin Kingsley, John Kelly, Ansgar Schmid, David Weiner; Lab for Laser Energetics, Univ. of Rochester, USA. A grating-inspection system and damage-analysis method have been developed to measure in-situ laser-induced damage of a 1.5-m grating in the OMEGA EP pulse compressor during a 2.2-kJ energy ramp. JThE117 Contrast Measurements of Kilojoule Laser Pulses at the Omega EP Laser Facility, Christophe Dorrer, David Irwin, Albert Consentino, Jie Qiao; Lab for Laser Energetics, Univ. of Rochester, USA. The OMEGA EP intensity contrast has been measured to be approximately 6 decades for kilojoule 10-ps pulses. The OPCPA front end is the primary source of the measured incoherent pedestal. JThE118 Isolated Sub-50-as Pulse Generation by Direct Optimization of Two-Color Laser Fields Using the Genetic Algorithm, Kenichi L. Ishikawa1, Shao Fang2, Takashi Tanigawa2, Naoki Karasawa3, Mikio Yamashita2; 1Univ. of Tokyo, Japan, 2Hokkaido Univ. and CREST, JST, Japan, 3Chitose Inst. of Science and Technology, Japan. By optimizing twocolor laser fields using genetic algorithm where the duration of the generated high-harmonic pulse is directly taken as a target function, we show that an isolated 40 attosecond pulse is created. JThE119 Spatiotemporal Dynamics of Ionizing Filaments in Air, Daniel E. Adams1, Thomas A. Planchon2, Jeff A. Squier1, Charles G. Durfee1; 1Colorado School of Mines, USA, 2Howard Hughes Medical Inst., USA. We use time-domain Spatially and Spectrally Resolved Interferometry (SSRI) to measure the intensity and phase of filaments. The optical power of self-focusing pulses is shown to be consistent with defocusing due to ionization. JThE120 Attosecond Pulse Generation in Noble Gases in the Presence of Extreme High Intensity THz Pulses, Katalin Varju1, Jozsef Andras Fulop2, Peter Dombi3, Gyozo Farkas3, Janos Hebling2; 1Univ. of Szeged, Hungary, 2Univ. of Pecs, Hungary, 3Res. Inst. for Solid-State Physics and Optics, Hungary. High harmonic generation by a strong laser pulse in the presence of a THz pulse is simulated. Consequent spectral extension for different laser wavelengths, and the temporal chirp of the synthesized attosecond pulses are studied. JThE122 Spatio-Temporal Characterization of SingleOrder High Harmonic Pulses Separated by Pulse-Front-Tilt Compensator, Taro Sekikawa, Motohiko Ito, Yoshimasa Kataoka, Tatsuya Okamoto, Mikio Yamashita; Hokkaido Univ., Japan. Extreme ultraviolet single-order harmonic pulses, separated by a pulse-front-tilt compensator, were spatially and temporally characterized to have a spot size of 58 μm at focus and a pulse duration of 47 fs. JThE123 Chirp Effects in High-Order Harmonics Generated from Solid Surface, Crina A. Popovici1, Rashid A. Ganeev2, Xavier Lavocat-Dubuis1, François Vidal1, Tsuneyuki Ozaki1; 1INRS-EMT, Canada, 2 Scientific Association Akadempribor, Uzbekistan. We study the effect of pump laser chirp to increase the efficiency of high-order harmonic generation from solid surfaces. We find that HHG is critically dependent on the frequency component of the pump laser. JThE124 Generation of 5-fs, 5-mJ Pulse Using HollowFiber Pulse Compression at 1 kHz, Samuel Bohman1,2, Akira Suda1, Tsuneto Kanai1, Shigeru Yamaguchi2, Katsumi Midorikawa1; 1RIKEN Advanced Science Inst., Japan, 2Dept. of Physics, Tokai Univ., Japan. We have demonstrated the generation of 5 fs, 5 mJ pulses at 1kHz repetition rate using a pulse compression technique in a hollow fiber with a pressure gradient. JThE125 Scaling Law of High Harmonics Generated in the Two-Color Infrared Laser Field, Pengfei Lan, Eiji Takahashi, Katsumi Midorikawa; RIKEN Advanced Science Inst., Japan. We theoretically investigate and demonstrate a two-color scheme mixed by an infrared and fundamental (800 nm) laser pulses to enhance the harmonic yield and soften the wavelength dependence. JThE121 Frequency Modulation of High-Order Harmonics Depending on the Delay between Two-Color Laser Fields, Abdolreza Amani Eilanlou1, Yasuo Nabekawa1, Kenichi L. Ishikawa2, Hiroyuki Takahashi2, Eiji J. Takahashi1, Katsumi Midorikawa1; 1 RIKEN, Japan, 2Univ. of Tokyo, Japan. We have observed periodical frequency modulation of high-order harmonics by changing the delay between the driving two-color laser fields, for the first time. The amplitude of the modulation has been up to ~0.4 eV. QNoQN .BSLFU'PDVT5FDIOPMPHZ5SBOTGFS4FTTJPOSan Jose McEnery Convention Center, Exhibit Hall 2 Thursday, May 20 : 170 Thank you for attending CLEO/QELS. Look for your post-conference survey via email and let us know your thoughts on the program. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo NOTES ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Thursday, May 20 ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 171 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Room A1 Room A2 Room A3 Room A4 Thursday, May 20 CLEO 172 2:30 p.m.–4:15 p.m. $5I2t)JHI)BSNPOJD Generation Sterling Backus; KapteynMurnane Labs, USA, Presider 2:30 p.m.–4:15 p.m. $5I3t/POMJOFBS4JMJDPO 1IPUPOJDT Carl B. Poitras; Cornell Univ., USA, Presider 2:30 p.m.–4:15 p.m. $5I4t1IPUPOJD$SZTUBM%FWJDFT Yasuo Tomita; Univ. of ElectroCommunications, Japan, Presider 2:30 p.m.–4:15 p.m. $5I5t.JDSPTDPQZ5FDIOPMPHZ %FWFMPQNFOU Brian Applegate; Texas A&M Univ., USA, Presider $5I2tQN *OWJUFE High-Harmonic Generation by Resonant Plasmon Field Enhancement, Seung-Woo Kim, Seungchul Kim, In-Yong Park, Joonhee Choi; KAIST, Republic of Korea. We explain how to produce coherent XUV radiation at high repetition rate by means of high harmonic generation using locally enhanced femtosecond laser pulses by surface plasmon. $5I3tQN *OWJUFE Ultrafast Silicon-Organic Hybrid (SOH) Photonics, Wolfgang Freude1, Thomas Vallaitis1, Christian Koos2, Jan-Michael Brosi3, Luca Alloatti1, Pieter Dumon4, Roel Baets4, Michelle L. Scimeca5, Ivan Biaggio5, Benjamin Breiten6, François Diederich6, Juerg Leuthold1; 1 Inst. of Photonics and Quantum Electronics, Karlsruhe Inst. of Technology, Germany, 2 Carl Zeiss AG, Germany, 3Robert Bosch GmbH, Power Tools Div., Germany, 4 Photonics Res. Group, Ghent Univ., IMEC, Belgium, 5 Dept. of Physics, Lehigh Univ., USA, 6 Lab of Organic Chemistry, ETH Zürich, Switzerland. We demonstrate ultrafast optical signal processing up to bitrates of 170Gbit/s. We use silicon waveguides with organic nonlinear cladding that is not impaired by TPA. Our waveguide design then greatly reduces the influence of TPA. $5I4tQN Woodpile Photonic Crystals with a Complete Bandgap Reaching Telecom Wavelengths, Isabelle Staude1, Michael Thiel1, Sabine Essig2, Christian Wolff2, Kurt Busch2, Georg von Freymann1,3, Martin Wegener1,3; 1Inst. für Angewandte Physik and DFG-Ctr. for Functional Nanostructures, Karlsruhe Inst. of Technology, Germany, 2Inst. für Theoretische Festkörperphysik and DFG-Ctr. for Functional Nanostructures, Karlsruhe Inst. of Technology, Germany, 3Inst. für Nanotechnologie, Karlsruhe Inst. of Technology, Germany. By using direct laser writing into a novel commercially available photoresist, silicon-double-inversion, and tempering of the resulting structures, we realize woodpile photonic crystals with a complete bandgap near 1.55 µm wavelength. $5I5tQN CARS Microscopy Using the Amplified Soliton Self-Frequency Shift Output of a Nonlinear Fiber, Petra Gross, Sebastian Beer, Lisa Kleinschmidt, Carsten Cleff, Carsten Fallnich; Univ. of Münster, Germany. A light source based on a single femtosecond laser oscillator and using soliton self-frequency shift in a nonlinear fiber followed by amplification in ytterbium-doped fiber is presented. CARS microscopy is successfully demonstrated. $5I4tQN Experimental Observation of Photonic Bandgaps in Hyperuniform Disordered Materials, Weining Man1, Marian Florescu2, Kazue Matsuyama1, Polin Yadak1, Salvatore Torquato2, Paul J. Steinhardt2, Paul Chaikin3; 1San Francisco State Univ., USA, 2 Princeton Univ., USA, 3New York Univ., USA. We report the first experimental demonstration of photonic bandgaps (PBGs) in 2-D hyperuniform disordered materials and show that is possible to obtain isotropic, disordered, photonic materials of arbitrary size with complete PBGs. $5I5tQN Fluorescence Background Suppression in Raman Spectroscopy, Michael Mazilu, Anna Chiara De Luca, Andrews Riches, Simon Herrington, Kishan Dholakia; Univ. of St. Andrews, UK. Raman spectroscopy provides a non-invasive method to study biological samples. We demonstrate the powerful capabilities of our novel Raman modulation technique to detect weak Raman signals hidden by a strong fluorescent background. $5I2tQN High Power Femtosecond Laser System for Intracavity High Harmonic Generation, Jane Lee, Justin Paul, Jason Jones; Univ. of Arizona, USA. We report on a high power (>6.5 Watts) Ti:sapphire based frequency comb producing ~25 μJ pulses at 50MHz inside a fs enhancement cavity. The system is used to generate intracavity high harmonics below 62 nm. $5I3tQN Silicon Nanophotonic Mid-Infrared Optical Parametric Amplifier with 25 dB Gain, Xiaoping Liu1, Richard M. Osgood, Jr.1, Yurii A. Vlasov2, William M. J. Green2; 1Columbia Univ., USA, 2IBM T.J. Watson Res. Ctr., USA. We demonstrate a broadband silicon mid-infrared optical parametric amplifier operating near λ = 2200 nm. The amplifier exhibits a maximum gain as large as 25 dB, and net off-chip gain greater than 13 dB. $5I4tQN Enhanced Transduction of Polymer Photonic Crystal Band-Edge Lasers via Additional Layer Deposition, Cameron L. C. Smith, Mads B. Christiansen, Thomas Buß, Anders Kristensen, Claus H. Nielsen, Niels B. Larsen; DTU Nanotech, Technical Univ. of Denmark, Denmark. We present the concept of enhanced transduction for polymer photonic crystal lasers by deposition of an additional polymer layer with selective gas response. We report a significant increase in sensitivity to changes in gas concentration. $5I5tQN Ultrahigh Resolution Optical Coherence Tomography via Ce3+:YAG Double-Clad Crystal Fiber Source, Chien-Chung Tsai1, Yen-Sheng Lin1, Ting-Hao Chen1, Yu-Ta Wang1, Wei Chang1, Po-Kai Hsu1, Yung-Hsin Chang1, Edmund Sun2, Sheng-Lung Huang1; 1Inst. of Photonics and Optoelectronics, Natl. Taiwan Univ., Taiwan, 2Res. Ctr. for Information Technology Innovation, Academia Sinica, Taiwan. A novel light source, emitted from 10-μm-core Ce3+:YAG double-clad crystal fiber, was applied on optical coherence tomography with 1.5-μm axial resolution in air. The 3-dimensional stroma of fish cornea was mapped as an in vivo demonstration. $5I2tQN *OWJUFE Demonstration of Fully Spatially Coherent Soft X-Ray High Harmonic Beams in the Water Window, Paul C. Arpin1, Ming-Chang Chen1, Tenio Popmintchev1, Michael Gerrity1, Matt Seaberg1, Bosheng Zhang1, Eric Gullikson2, Farhad Salmassi2, Yanwei Liu2, Alon Bahabad1, Henry C. Kapteyn1, Margaret M. Murnane1; 1JILA, Univ. of Colorado at Boulder, USA, 2Ctr. for X-Ray Optics, Lawrence Berkeley Natl. Lab, USA. We generate fully spatially coherent soft X-ray beams in the water window region of the spectrum using phase matched high harmonic upconversion of a 2 µm driving laser. $5I3tQN Demonstration of Frequency-Detuning Compensation in a Traveling-Wave Resonator for Efficient Four-Wave-Mixing, Amir Hossein Atabaki, Qing Li, Siva Yegnanarayanan, Ali Adibi; Georgia Tech, USA. A resonator-based device is proposed and experimentally demonstrated in silicon-on-insulator platform in which frequencydetuning of its traveling-wave modes is dynamically tuned using integrated micro-heaters. Zero frequency-detuing for efficient four-wave-mixing is achieved using <1mW. $5I4tQN Improved Emission Properties of Polymer Photonic Crystal Lasers by Introducing a Phase-shift, Mads B. Christiansen, Thomas Buss, Cameron L. C. Smith, Anders Kristensen; Technical Univ. of Denmark, DTU Nanotech, Denmark. Introducing a phase-shift in nanoimprinted polymer dye lasers is shown to increase the probability of single mode lasing from 19% to 99%. Low-index lasers with only one longitudinal mode are thus superior to band-edge lasers. $5I5tQN 1.7 μm Wavelength Tunable Supercontinuum Source for Optical Coherence Tomography, Shutaro Ishida, Norihiko Nishizawa, Takefumi Ohta, Kazuyoshi Itoh; Osaka Univ., Japan. High resolution and high penetration depth OCT is demonstrated with Gaussian shaped, center wavelength tunable, 230 nm wide bandwidth, high power supercontinuum at 1.65-1.73 μm wavelengths region using ultrashort pulse fiber laser based system. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 JOINT CLEO QELS 2:30 p.m.–4:15 p.m. +5I't+PJOU$-&02&-4 Symposium on Quantum $POUSPM** Michael Biercuk; NIST, USA, Presider 2:30 p.m.–4:15 p.m. $5I6t5)[2$-4 William Charles; Princeton Univ., USA, Presider 2:30 p.m.–4:15 p.m. 25I)t/BOPQMBTNPOJDT Gennady Shvets; Univ. of Texas at Austin, USA, Presider +5I'tQN *OWJUFE Femtosecond Spatiotemporal Control with Multiple Knobs, Debabrata Goswami; Indian Inst. of Technology, Kanpur, India. For controlling non-resonant molecular fragmentation process, simultaneous effect of chirp and polarization of a femtosecond pulse is mutually independent. For multiphoton fluorescence microscopy and optical tweezers with high-repetition-rate lasers, interpulse separation and polarization is important. $5I6tQN *OWJUFE Operation of a 1.8-THz Quantum-Cascade Laser Above 160 K, Sushil Kumar1, Chun W. I. Chan1, Qing Hu1, John L. Reno2; 1MIT, USA, 2Sandia Natl. Labs, USA. The maximum operating temperature of terahertz quantum-cascade lasers (QCLs) has empirically been limited to hbar.omega/kB. We report a new design to achieve 163K operation for a 1.8THz QCL, which is 1.9 times larger than hbar.omega/kB. 25I)tQN Local Capacitor Model for Plasmonic Electric Field Enhancement, Ji-Hun Kang1, Min-Ah Seo2, Dai-Sik Kim2, Q-Han Park1; 1Dept. of Physics, Korea Univ., Republic of Korea, 2Ctr. for Subwavelength Optics and Dept. of Physics, Seoul Natl. Univ., Republic of Korea. We present the local capacitor model that enables a simple, yet accurate description of lightning rod effect in nanoplasmonics. The λ-zone capacitance is proposed and applied to predict strongly induced electric field near metal edges. 25I)tQN Nano-Coupling and Enhancement in Plasmonic Conical Needle , Alex Normatov1, Nikolai Berkovitch1, Pavel Ginzburg1, Gilad M. Lerman2, Avner Yanai2, Uriel Levy2, Meir Orenstein1; 1Technion – Isreal Inst. of Technology, Israel, 2Hebrew Univ. of Jerusalem, Israel. Efficient coupling and power concentration of radially-polarized light in conical plasmonic needle is presented. Needle length dependent resonances are calculated. Radial plasmonic DBR with needle as defect was fabricated for NSOM and nonlinear conversion experiments. +5I'tQN *OWJUFE From Order to Chaos with a Spin and a Twist, Poul S. Jessen1, I. H. Deutsch2, S. Ghose3; 1Univ. of Arizona, USA, 2Univ. of New Mexico, USA, 3 Wilfrid Laurier Univ., Canada. Ultracold atoms are an excellent platform for testing new ideas in quantum control and measurement. I will review our recent work, including an experiment that has observed novel quantum signatures of chaos in unprecedented detail. $5I6tQN Development of Tunable Terahertz Wire Lasers, Qi Qin1, Benjamin Williams1,2, Sushil Kumar1, Qing Hu1, John L. Reno3; 1Dept. of Electrical Engineering and Computer Science and Res. Lab of Electronics, MIT, USA, 2Dept. of Electrical Engineering, Univ. of California at Los Angeles, USA, 3 Ctr. of Integrated Nanotechnologies, Sandia Natl. Labs, USA. We report a novel tuning mechanism based on a “wire-laser” with subwavelength transverse dimensions(w<<lambda). By manipulating the waveguided mode propagating outside the cavity, frequency tuning of ~137GHz(3.6%) is demonstrated from a single-laser device at ~3.8THz. 25I)tQN *OWJUFE A Pointed Look at Light at the Nanoscale, L. (Kobus) Kuipers; FOM Inst. for Atomic and Molecular Physics, Netherlands. The subwavelength structure of light fields can be controlled with nanostructures. We map these fields, observe polarization singularities in the electric fieldis and, for the first time, visualize the magnetic component of light. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Thursday, May 20 $5I6tQN Terahertz Time Domain Spectroscopy of Phonon-Depopulation Based Quantum Cascade Lasers, Sukhdeep S. Dhillon1, Nathan Jukam1, Dimitri Oustinov1, Julien Madeo1, Raffaele Colombelli2, Paul Dean3, Mohammed Salih3, Suraj P. Khanna3, Edmund H. Linfield3, Giles Davies3, Jerome Tignon1; 1Lab Pierre Aigrain, Univ. Paris, France, 2Inst. d’Electronique Fondamentale, Univ. Paris Sud, France, 3School of Electronic and Electrical Engineering, Univ. of Leeds, UK. A 3.1THz phonon depopulation-based quantum-cascade-laser is investigated using terahertz time domain spectroscopy. A gain of 25/cm and absorption features due to the lower laser level being populated from a parasitic electronic channel are highlighted. 173 Thursday, May 20 174 4BO+PTF#BMMSPPN*7 (San Jose Marriott) Room A8 Room C1&2 CLEO QELS 2:30 p.m.–4:15 p.m. $5I7t'BCSJDBUJPOPG1IPUPOJD 4USVDUVSFT Nelson Tansu; Lehigh Univ., USA, Presider 2:30 p.m.–4:15 p.m. 25I*t2VBOUVN$PNNVOJDBUJPO Norbert Lütkenhaus; Univ. of Waterloo, Canada, Presider 2:30 p.m.–4:15 p.m. $5I8t/PWFM8BWFHVJEFT Ian Young; Intel Corp., USA, Presider 2:30 p.m.–4:15 p.m. $5I9t$-&04ZNQPTJVNPO -BTFS#FBN$PNCJOJOH***#FBN $PNCJOJOHBOE-PDLJOHPG)JHI 1PXFS%JPEF-BTFST James R. Leger; Univ. of Minnesota, USA, Presider $5I7tQN Single Crystalline GaAs Nanoneedles Grown on 46% Lattice-Mismatched Sapphire with Bright Luminescence, Linus C. Chuang, Kar Wei Ng, Thai-Truong D. Tran, Wai Son Ko, Michael Moewe, Shanna Crankshaw, Roger Chen, Connie ChangHasnain; Dept. of Electrical Engineering and Computer Sciences, Univ. of California at Berkeley, USA. Catalyst-free GaAs nanoneedles are grown on a c-plane sapphire substrate at 400C using MOCVD. Despite of an extremely large lattice mismatch of 46%, the nanoneedles show single wurtzite-phase and bright room-temperature photoluminescence with narrow linewidths. 25I*tQN Actively Stabilised Quantum Key Distribution Operating Continuously at 1 Mbit/s, Alex R. Dixon, Zhiliang L. Yuan, James F. Dynes, Andrew W. Sharpe, Andrew J. Shields; Toshiba Res. Europe Ltd., UK. We report the continuous operation of an actively stabilised gigahertz clocked quantum key distribution system, with an average secure key rate of 1 Mbit/s over a distance of 50 km. $5I8tQN Enhanced Guided-to-Radiation Mode Conversion in Electro-Optic Annealed ProtonExchanged PPLN Waveguides, Yen-Hung Chen, Jui-Wen Chang, Chia-Sheng Hsieh, Quan-Hsiang Tseng, Po-Chih Chuang, Wei-Kun Chang, HsuehTsung Lyu; Dept. of Optics and Photonics, Natl. Central Univ., Taiwan. We report a TM-guided to TE-radiation mode converter in electro-optic (EO) annealed proton-exchanged, 23.6-μm-period PPLN waveguides at 1550-nm band. Over 80%/cm mode-conversion efficiency was obtained with this device at 28oC with ~8 V/μm EO field. $5I9tQN *OWJUFE Volume Bragg Gratings for Spectral Beam Combining, Leonid B. Glebov1,2; 1CREOL, College of Optics and Photonics, Univ. of Central Florida, USA, 2OptiGrate Corp., USA. Basics and last results in spectral beam combining by volume Bragg gratings recorded in photo-thermo-refractive glass based on their high efficiency, narrow spectral selectivity and high tolerance to high power laser radiation are presented. $5I7tQN Growths of Ultra High Density InGaN-Based Quantum Dots on Self-Assembled Diblock Copolymer Nanopatterns, Guangyu Liu1, Hongping Zhao1, Joo-Hyung Park2, Luke J. Mawst2, Nelson Tansu1; 1Lehigh Univ., USA, 2Univ. of Wisconsin at Madison, USA. Selective area growths of highlyuniform InGaN quantum dots (QDs) on dielectric nanopatterns defined by self-assembled diblock copolymer were demonstrated with ultra-high QDs density of 8x1010cm-2, which represents the highest QDs density reported for nitridebased QDs. 25I*tQN High-Rate Quantum Key Distribution with Superconducting Nanowire Single Photon Detectors, Eric A. Dauler1, Neal W. Spellmeyer1, Andrew J. Kerman1, Richard J. Molnar1, Karl K. Berggren2, John D. Moores1, Scott A. Hamilton1; 1 MIT Lincoln Lab, MIT, USA, 2MIT, USA. We demonstrate the potential for 1.85 Mbit/s secure key rates over 101 km of fiber, >100 times faster than previously demonstrated, using the differential phase shift quantum key distribution protocol and superconducting nanowire single-photon detectors. $5I8tQN The Effect of the Longitudinal Electric Field and Tensor Susceptibility on the Effective Nonlinear Parameter for Silicon Nanowire Waveguides, Jeffrey B. Driscoll1, Ron Lidar1, Xiaoping Liu1, Richard R. Grote1, Jerry I. Dadap1, Nicolae C. Panoiu2, Richard M. Osgood, Jr.1; 1Columbia Univ., USA, 2 Univ. College London, UK. We show the significant impact of the longitudinal electric field component and full tensor susceptibility on the effective nonlinear parameter in subwavelength silicon nanowire waveguides. Inclusion of these effects is necessary for satisfactory wire modeling. $5I7tQN Laser Scanning Holographic Fabrication of Large Area Photonic Crystal Templates, Liang (Leon) Yuan, Peter R. Herman; Univ. of Toronto, Canada. Laser scanning of diffractive optics is introduced for flexible holographic fabrication of three-dimensional photonic crystal templates that facilitate seamless stitching of large-area crystals with spectral bandgap tuning, chirping, apodization and novel integration approaches for optofluidics. 25I*tQN Macroscopic DPS-QKD Using an Optically Amplified Receiver, Kyo Inoue, Tatsuya Kukita, Hiroshi Takada; Dept. of Electric and Electronic Information Engineering, Osaka Univ., Japan. A QKD scheme using macroscopic coherent light with phases of ±δ and optically pre-amplified direct differential detection is described. Its setup is basically the same as classical DPSK and is favorable for practicality. $5I8tQN Octave Spanning 50:50 Beam Splitting via Interrupted STIRAP, Felix Dreisow1, Marco Ornigotti2, Alexander Szameit3, Matthias Heinrich1, Robert Keil1, Stefan Nolte1, Andreas Tünnermann1, Stefano Longhi2; 1Friedrich-Schiller-Univ. Jena, Germany, 2 Dept. di Fisica and Inst. di Fotonica e Nanotecnologie del CNR, Italy, 3Dept. of Physics and Solid State Inst., Technion – Israel Inst. of Technology, Israel. We report on octave spanning 50:50 beam splitting via an interrupted stimulated Raman adiabatic passage in femtosecond laser written waveguides. The device is spatially and spectrally characterized by utilizing color center fluorescence at several wavelengths. $5I7tQN Fabrication of Photonic Crystals with Sub-100 nm Features Using Multiphoton Lithography with Pre-Swollen Resins, Vincent W. Chen, Nathan D. Jarnagin, Joseph W. Perry; Georgia Tech, USA. Pre-swelling of resins has allowed the fabrication of photonic crystals with linewidths below 100 nm using multiphoton lithography at 730 nm. The resulting polymer photonic crystals show stop-band reflectivities over 70% at ~1.8 micron. 25I*tQN Witnessing Effective Entanglement over 2km of Optical Fiber, Christoffer Wittmann1,2, Josef Fürst1,2, Carlos Wiechers1,2,3, Dominique Elser1,2, Hauke Häseler2,4, Norbert Lütkenhaus1,2,4, Gerd Leuchs1,2; 1Max-Planck-Inst. for the Science of Light, Germany, 2Inst. for Optics, Information and Photonics, Univ. Erlangen-Nuremberg, Germany, 3Dept. de Física, Univ. de Guanajuato, Mexico, 4Inst. for Quantum Computing, Univ. of Waterloo, Canada. We present a continuous-variable QKD system using heterodyne detection. We experimentally determine channel characteristics and compare them to bounds of our entanglement criterion. For the first time, the local oscillator is considered in this verification. $5I8tQN Photonic Devices in Low-Temperature LaserCrystallized Deposited Silicon, Kyle Preston, Carl B. Poitras, Michael O. Thompson, Michal Lipson; Cornell Univ., USA. We demonstrate integrated optical devices in deposited silicon crystallized at room temperature for 3-D photonic integration. These devices can enable electro-optic switching and modulation on low-temperature substrates such as glass, plastic, and post-back-end CMOS wafers. Room C3&4 CLEO $5I9tQN *OWJUFE Beam Reformatting and Combining of HighPower Laser Diode Stacks, Howard J. Baker1, N. Trela1, D. R. Hall1, R. McBride2, J. J. Wendland2; 1 Heriot-Watt Univ., UK, 2PowerPhotonic Ltd., UK. Custom beam correction phase-plates developed for conserving brightness for diode laser bars in beam shaping/combining now provide multiple optical functions in one component, for new approaches to spatial, wavelength and coherent combining of arrays. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** (San Jose Marriott) 4BO+PTF4BMPO*** (San Jose Marriott) Room B2-B3 JOINT CLEO JOINT 2:30 p.m.–4:15 p.m. +5I(t&YUSFNF-JHIU Jonathan Zuegel; Univ. of Rochester, USA, Presider 2:30 p.m.–4:15 p.m. $5I:t0QUJDBM1BSBNFUSJD 0TDJMMBUPST** Darrell Armstrong; Sandia Natl. Labs, USA, Presider 2:30 p.m.–4:00 p.m. +5I)t)JHI&OFSHZ-BTFSTGPS %FGFOTF"QQMJDBUJPOT Bryce Schumm; AFRL, USA, Presider +5I(tQN *OWJUFE The National Ignition Campaign on NIF, Brian MacGowan; Lawrence Livermore Natl. Lab, USA. This talk will describe progress in the experiments campaign on the National Ignition Facility(NIF) that has the goal of igniting and burning DT fuel through Inertial Confinement Fusion utilizing the world’s largest laser. $5I:tQN High-Power, Fiber-Laser-Pumped Picosecond Optical Parametric Oscillator for the Near- to Mid-Infrared, Omid Kokabee1, Adolfo EstebanMartin1, Majid Ebrahim-Zadeh1,2; 1ICFO, Spain, 2 ICREA, Spain. We report a high-power picosecond optical parametric oscillator synchronously pumped by a Yb fiber laser. The oscillator provides a total average power of 9.58 W at 60% extraction efficiency in a TEM00 spatial beam profile. +5I)tQN 5VUPSJBM Challenges to Making High-Power Solid-State Lasers, John M. Slater; Schafer Corp., USA. This is a tutorial exploring some of the key engineering issues that have been and must be addressed to construct solid state lasers in the 100 kW, CW class with good beam quality. $5I:tQN Proportional-Integral Control for Wavelength Stabilization of a Synchronously-Pumped Optical Parametric Oscillator, Tobias P. Lamour, Jinghua H. Sun, Derryck T. Reid; Heriot-Watt Univ., UK. We present a rigorous method for the wavelength stabilization of a synchronously-pumped optical parametric oscillator using proportionalintegral control. With wavelength stabilization active, the relative intensity noise is limited only by that of the pump laser. +5I(tQN Extreme Light Infrastructure (ELI): Physics and Lasers at the Ultra-Intense Frontier, Georg Korn1, Sergei V. Bulanov2, Jean-Paul Chambaret3, Dimitrios Charambilidis4, John Collier5, Mike Dunne5, Klaus Ertel5, Joachim Hein6, Stefan Karsch1, Ferenc Krausz1,7, Gerard Mourou3, Peter Nickles8, Karoly Osvay3, Bedrich Rus9, Wolfgang Sandner8, Georg Tsakiris1, Toshiki Tajima7; 1Max-Planck-Inst. for Quantum Optics, Germany, 2Advanced Photon Res. Ctr. JAEA, Japan, 3ILE, France, 4FORTH-Hellas Inst. of Electronic Structure and Laser, Greece, 5CLF Rutherford Appleton Lab, UK, 6Inst. for Optics and Quantum Electronics, Germany, 7LudwigMaximilians-Univ., Germany, 8Max-Born-Inst., Germany, 9PALS Res. Ctr. Inst. of Physics, Czech Republic. We report on the Pan-European ELIInfrastructure dedicated to develop, build and explore high-intensity lasers which will enter the ultra-relativistic interaction regime (I> 10 24 W/ cm2). The main scientific pillars, applications and timelines are reviewed. $5I:tQN Parametric Gain Shaping in Doubly Resonant OPOs: Theory, Experiment and Future Applications, Bertrand G. M. Hardy, Myriam Raybaut, Antoine Godard, Michel Lefebvre; Onera - the French Aerospace Lab, France. We investigate spectral shaping of the parametric gain in a doublepass doubly resonant OPO. The experimental demonstration is made possible by our specific OPO design that enables the precise control of the backward relative phase. +5I(tQN Development of 0.1-Hz 1-PW Ti:sapphire Laser, Jae Hee Sung, Seong Ku Lee, Tae Jun Yu, Tae Moon Jeong, Jongmin Lee; Advanced Photonics Res. Inst., Gwangju Inst.of Science and Technology, Republic of Korea. We have developed an 1-PW 30-fs Ti:sapphire laser with 0.1-Hz repetition rate. From its final booster amplifier pumped with 96-J energy, IR laser pulses with 47-J energy and flat-top spatial intensity profile have been obtained. $5I:tQN A Pump-Resonant Signal-Resonant Optical Parametric Oscillator for Spectroscopic Breath Analysis, Jean-Jacques Zondy, Abdallah Rihan, Emeline Andrieux, Thomas Zanon-Willette, Stephan Briaudeau, Marc Himbert; Inst. Natl. de Métrologie, Conservatoire Natl. des Arts et Métiers, France. We report on an idler octave-spanning (1.6 - 3.5µm) cw titanium-sapphire pump-resonant signal-resonant optical parametric oscillator delivering 10 to 50 mW, for multi-species trace gas sensing based on cavity ring down spectroscopy. Dr. Slater joined Schafer Corporation in 2002 and presently leads the Schafer team supporting the High Energy Laser Joint Technology Office (HELJTO). He has been closely connected with the JTO’s 100 kW solid state laser program, including the Government-sponsored independent testing of high power lasers. He received his Ph.D. in atomic physics from the University of Colorado and has worked previously at STI Optronics, with emphasis on free electron lasers, and with the physics group at the Idaho National Laboratory. He is a Fellow of the Directed Energy Professional Society. Reminder: CLEO/QELS Program now available in mobile formats! Visit www.cleoconference.org for more information. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Thursday, May 20 3 175 Room A1 Room A2 Room A3 Room A4 CLEO $5I2t)JHI)BSNPOJD Generation—Continued $5I3t/POMJOFBS4JMJDPO 1IPUPOJDT$POUJOVFE $5I4t1IPUPOJD$SZTUBM %FWJDFT$POUJOVFE $5I5t.JDSPTDPQZ5FDIOPMPHZ %FWFMPQNFOU$POUJOVFE $5I3tQN Suppression of Free Carrier Absorption in Multi-Slot Silicon Light Emission Devices, Yijing Fu1, Karl Ni2, Philippe M. Fauchet2; 1Inst. of Optics, Univ. of Rochester, USA, 2Dept. of Electrical and Computer Engineering, Univ. of Rochester, USA. Free carrier absorption is the major obstacle towards achieving optical gain in Er-doped nc-Si. We experimentally demonstrated the suppression of free carrier absorption by multi-slot waveguide. The experimental results agree well with our theoretical calculations. $5I4tQN Shear Ordering in Polymer Photonic Crystals, David R. E. Snoswell1, Andreas Kontogeorgos1, Jeremy J. Baumberg1, Tim D. Lord1, Malcolm R. Mackley1, Peter Spahn2, Goetz P. Hellmann2; 1Cambridge Univ., UK, 2Duetsches Kunststoff-Inst., Germany. Time-resolved scattering spectra of flowing polymer-based colloidal opals are presented. Broadband spectra reflecting dynamic structural changes during a shear-ordering process reveal four distinct regimes of crystal growth and decay identified under different flow conditions. $5I5tQN High Speed Axial Scanning in a Temporal Focusing Setup with Piezo Bimorph Mirror Dispersion Tuning, Adam A. Straub, Michael E. Durst, Chris Xu; Cornell Univ., USA. Remote axial scans of mouse tissue are taken at high speed in a temporal focusing setup. A piezo bimorph mirror is used for tunable dispersion, capable of ±2.5x105 fs2 of GDD and 100 Hz modulation. $5I2tQN Observation of Quasi-Ballistic Heat Transport at Nano-Interfaces Using Coherent Soft X-Ray Beams, Qing Li1, Mark E. Siemens1, Ronggui Yang1, Margaret M. Murnane1, Henry C. Kapteyn1, Erik H. Anderson2, Keith A. Nelson3; 1JILA, Univ. of Colorado, USA, 2 Ctr. for X-Ray Optics, Lawrence Berkeley Natl. Lab, USA, 3Dept. of Chemistry, MIT, USA. We make the first observation and quantitative measurement of quasi-ballistic thermal transport from a nanoscale heat source, finding a significant decrease in energy transport away from the hotspot compared with diffusive thermal transport predictions. $5I3tQN Dispersion Tailoring in Dual Slot Waveguide, Yinying Xiao-Li1, Lin Zhang1, Yang Yue1, Jian Wang1, Raymond G. Beausoleil2, Alan E. Willner1; 1 Univ. of Southern California, USA, 2HP Labs, USA. Dual slot waveguides incorporate a sub-core in the slot, so that the guided beam is confined two-dimensionally. The modification enlarges the room for tailoring dispersive properties and birefringence. Both zero-dispersion and constantdispersion points are demonstrated. $5I4tQN Reversible Tuning of Photonic Crystal Cavities Using Photochromic Films, Deepak Sridharan1, Edo Waks1, John T. Fourkas1, Glenn Solomon2; 1 Univ. of Maryland, USA, 2NIST, USA. We demonstrate reversible tuning of photonic-crystal cavity resonance by 2.7nm using a photochromic film of spiropyran. Exposure of spiropyran to ultraviolet light redshifts the cavity resonance that can be reversed by exposure to visible light. $5I5tQN Liquid Lens Approaches For Simultaneous Standard and Extended Depth of Field Imaging, Nicolas Olivier1,2, William T. Mozet2, Alexander Mermillod-Blondin 2, Emmanuel Beaurepaire 1, Craig B. Arnold2; 1École Polytechnique, France, 2 Princeton Univ., USA. A tunable acoustic gradient lens is shown to provide depth-of-field switching at kilohertz rates in a nonlinear microscope. We demonstrate two modulation strategies; fast varifocus scanning during each pixel and pseudo-Bessel beam excitation. $5I2tQN High Harmonic Transient Grating Spectroscopy, Joseph P. Farrell, Limor S. Spector, Brian K. McFarland, Phil H. Bucksbaum, Markus Guehr; Stanford Univ., USA. We demonstrate a unique pump-probe scheme for high harmonic spectroscopy, which is sensitive to weak excitations and provides spectral information without the need for a VUV spectrometer. $5I3tQN >25× Reduction in the Effective Nonlinear Coefficient over a 100-nm Wavelength Range Using Vertically-Slotted Silicon Waveguide, Yang Yue1, Lin Zhang1, Jian Wang1, Yinying Xiao-Li1, Raymond Beausoleil2, Alan Willner1; 1Univ. of Southern California, USA, 2HP Labs, USA. Vertically-slotted waveguides are used to achieve low nonlinearity. Compared with strip waveguide, it demonstrates a >25× reduction in the nonlinear coefficient for a 100-nm wavelength range. $5I4tQN Internal Field Measurements of Finite Length 1-D Form-Birefringent Periodic Structures, Shawn P. Rigdon1, Mitchell Pate1, Weiguo Yang1, John D. Graham1, Michael Clare1, Mesfin Woldeyohannes1, John O. Schenk2, Robert P. Ingel2, Michael A. Fiddy2; 1Western Carolina Univ., USA, 2Univ. of North Carolina at Charlotte, USA. We report measurements of internal field intensity distribution over 1-D form-birefringent periodic structures of finite length. Field distributions and field enhancement are verified but at significantly reduced strength attributed to small but finite material loss. $5I5tQN Performance of Serial Time-Encoded Amplified Microscopy, Kevin K. Tsia1, Keisuke Goda2, Dale Capewell2, Bahram Jalali2; 1Univ. of Hong Kong, Hong Kong, 2Univ. of California at Los Angeles, USA. Serial time-encoded amplified microscopy (STEAM) is a new high-sensitivity ultrafast realtime imaging modality. Here we describe an analysis of its spatial resolution, frame rate, and detection sensitivity. QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse 1 NOTES _________________________________________________________________________________________________________________ Thursday, May 20 _________________________________________________________________________________________________________________ 176 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 JOINT CLEO QELS +5I't+PJOU$-&02&-4 Symposium on Quantum $POUSPM**$POUJOVFE $5I6t5)[2$-4$POUJOVFE 25I)t/BOPQMBTNPOJDT Continued +5I'tQN Concentration of Phase-Information, Christian R. Müller1, Mario Usuga2, Christoffer Wittmann1, Petr Marek3, Radim Filip3, Christoph Marquardt1, Ulrik L. Andersen2, Gerd Leuchs1; 1Max-PlanckInst. for the Science of Light, Germany, 2Technical Univ. of Denmark, Denmark, 3Dept. of Optics, Palacký Univ., Czech Republic. We demonstrate a probabilistic scheme capable of increasing the phase information of weak coherent states by addition of thermal noise and subsequent photon-counting based postselection. We present experimental and theoretical results. $5I6tQN Non-Equilibrium LO and TO Phonon Generation by Electron Transport in Terahertz Quantum Cascade Lasers , Miriam S. Vitiello1, Gaetano Scamarcio1, Rita C. Iotti2, Fausto Rossi2, Lukas Mahler3, Alessandro Tredicucci3; 1CNRINFM LIT3, Italy, 2Politecnico di Torino, Italy, 3 CNR-INFM NEST and Scuola Normale Superiore, Italy. We report on the experimental observation of non-equilibrium longitudinal and transverse optical phonons populations associated with electron transport in resonant-phonon THz quantumcascade lasers and compare the results with the outcome of Monte Carlo simulations. 25I)tQN Phase Front Design with Metallic Pillar Arrays, Lieven Verslegers, Peter B. Catrysse, Zongfu Yu, Wonseok Shin, Zhichao Ruan, Shanhui Fan; Stanford Univ., USA. We demonstrate numerically the ability to design a phase front using an array of metallic pillars. We show that in such structures, the local phase delay upon transmission can be tuned by local geometry. +5I'tQN Adaptive Optical Phase Estimation, D. Nakane1, T. A. Wheatley1,2,3, D. W. Berry4, H. Yonezawa1, H. Arao1, D. T. Pope5, T. C. Ralph2,6, H. M. Wiseman2,7, E. H. Huntington2,3, A. Furusawa1; 1Dept. of Applied Physics and Quantum-Phase Electronics Ctr., School of Engineering, Univ. of Tokyo, Japan, 2Ctr. for Quantum Computer Technology, Australian Res. Council, Australia, 3School of Engineering and Information Technology, Univ. College, Univ. of New South Wales, Australia, 4Inst. for Quantum Computing, Univ. of Waterloo, Canada, 5Perimeter Inst., Canada, 6Dept. of Physics, Univ. of Queensland, Australia, 7Ctr. for Quantum Dynamics, Griffith Univ., Australia. We experimentally performed adaptive phase estimation using time-symmetric quantum smoothing for a stochastically varying phase on continuous wave coherent beam. We demonstrate better accuracy than conventional methods. $5I6tQN Terahertz Amplifier Based on Gain Switching in a Quantum Cascade Laser, Nathan Jukam1, Sukhdeep S. Dhillon1, Dimitri Oustinov1, Julien Madeo1, Stefano Barbieri2, Christophe Manquest2, Carlo Sirtori2, Suraj P. Khanna3, Edmund H. Linfield3, Giles Davies3, Jerome Tignon1; 1Lab Pierre Aigrain, Univ. Paris, France, 2Matériaux et Phénomènes Quantiques, Univ. Denis Diderot, France, 3School of Electronic and Electrical Engineering, Univ. of Leeds, UK. A terahertz quantum cascade laser and an integrated Auston-switch are coupled to perform ultrafast gain switching. The resulting non-equilibrium gain is not clamped above laser threshold and large amplification of input terahertz pulses is demonstrated. 25I)tQN Nonlinear Plasmonics: From Second-Harmonic Generation to Spatial Solitons, Artur R. Davoyan, Ilya V. Shadrivov, Yuri S. Kivshar; Australian Natl. Univ., Australia. We study two major nonlinear effects in plasmonic structures: second-harmonic generation in metal-insulator-metal waveguides and self-focusing of plasmons propagating along an interface between metal and Kerr-type nonlinear dielectric with the formation of spatial plasmon-polariton solitons. +5I'tQN Coherent-Feedback Formulation of Continuous Quantum Error Correction Protocols, Joseph Kerckhoff1, Hendra I. Nurdin1,2, Dmitri S. Pavlichin1, Hideo Mabuchi1; 1Edward L. Ginzton Lab, Stanford Univ., USA, 2Dept. of Information Engineering, Australian Natl. Univ., Australia. We propose an approach to continuous-time quantum error correction based on the coherent feedback of optical probes that naturally utilizes photonic device physics to implement a stationary and ‘onchip’ protected quantum memory. $5I6tQN Integrated Terahertz Pulse Generation and Amplification in Quantum Cascade Lasers, Sukhdeep S. Dhillon1, Simon Sawallich1, Nathan Jukam1, Dimitri Oustinov1, Julien Madeo1, Stefano Barbieri2, Pascal Filloux2, Carlo Sirtori2, Xavier Marcadet3, Jerome Tignon1; 1Lab Pierre Aigrain, France, 2Matériaux et Phénomènes Quantiques, Univ. Denis Diderot, France, 3Alcatel-Thales III-V lab, France. Terahertz pulse generation is demonstrated by a resonant femtosecond interband excitation of the miniband of a quantum-cascade-laser. The laser gain is subsequently used to amplify the terahertz pulse generated as it propagates through the cavity. 25I)tQN Electrostatic Field Control of Exciton-SurfacePlasmon Coupling in Individual Carbon Nanotubes, Igor Bondarev1, Lilia Woods2, Kevin Tatur2; 1North Carolina Central Univ., USA, 2Univ. of South Florida, USA. We show that the perpendicular electrostatic field allows one to control the exciton-plasmon coupling and photoluminescence of individual carbon nanotubes. The effect may be used for the development of nanotube based tunable optoelectronic device applications. QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse 1 NOTES ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Thursday, May 20 ___________________________________________________________________________________ 177 Room A8 Room C1&2 CLEO QELS 4BO+PTF#BMMSPPN*7 (San Jose Marriott) Room C3&4 CLEO $5I7t'BCSJDBUJPOPG1IPUPOJD 4USVDUVSFT$POUJOVFE 25I*t2VBOUVN $PNNVOJDBUJPO$POUJOVFE $5I8t/PWFM8BWFHVJEFT Continued $5I9t$-&04ZNQPTJVNPO -BTFS#FBN$PNCJOJOH***#FBN $PNCJOJOHBOE-PDLJOHPG)JHI 1PXFS%JPEF-BTFST$POUJOVFE $5I7tQN Single-Defect Photonic Crystal Cavity Laser Fabricated by a Combined Lithography of Laser Holography and Focused Ion Beam, Sungmo Ahn, Sihan Kim, Heonsu Jeon; Seoul Natl. Univ., Republic of Korea. InP-based square-lattice photonic crystal laser with a single air-hole defect was fabricated by a combined lithography of laser holography and focused ion beam, which enables the large scale and high throughput fabrication of PC-based devices. 25I*tQN Relay-Assisted Free-Space Quantum-Key Distribution with Partial Phase Compensation, Majid Safari, Murat Uysal; Univ. of Waterloo, Canada. We study the effect of partial phase compensation on a free-space relay-assisted quantum-key distribution system. Our analytical results demonstrate that the relay-assisted system outperforms the direct transmission even with partial phase compensation. $5I8tQN Zero-Dispersion Slow Light in Hollow Waveguide with High-Contrast Grating, Ayumi Fuchida1, Bala Pesala2, Vadim Karagodsky2, Forrest G. Sedgwick2, Fumio Koyama1, Connie J. ChangHasnain2; 1Tokyo Inst. of Technology, Japan, 2Univ. of California at Berkeley, USA. Zero-dispersion slow light can be seen in a hollow waveguide using high-contrast grating in wide spectral range. A zero-dispersion group index of 7 can be obtained with propagation loss of below 1dB/mm and 15nm-optical bandwidth. $5I9tQN Wavelength-Locking of an Ultra-Collimated 49 Element Single-Mode Diode Laser Array by a Distant VHG, Natalia Trela, Howard J. Baker, Denis R. Hall; Heriot-Watt Univ., UK. VHG-locking of a 49 single mode emitter bar, combined with dual-axis correction/collimation for smile elimination and beam pointing improvement, gives 100% wavelength locking to 48 mm VHG-bar separation and an extended temperature range. $5I7tQN Non-Lithographic Patterning and MetalAssisted Chemical Etching for Manufacturing of Tunable Light-Emitting Silicon Nanowire Arrays, Xiuling Li; Univ. of Illinois, USA. We report a top-down fabrication method that involves the combination of superionic-solid-state-stamping (S4) patterning with metal-assisted-chemicaletching (MacEtch), to produce silicon nanowire arrays with defined geometry and optical properties in a manufacturable fashion. 25I*tQN Quantum Interference Measurement for Realizing a Polarization-Based Quantum Relay at 1550 nm, Yinghong Xue1,2, Akio Yoshizawa1,2, Hidemi Tsuchida1,2; 1AIST, Japan, 2 JST, Japan. We observed quantum interference using two polarization-entangled photon pairs at 1550 nm, created in two periodically poled lithium niobate waveguides. Using four-fold coincidences, a visibility of 75% was observed without subtracting accidental coincidences. $5I8tQN Nanoporous Polymer Liquid Core Waveguides, Nimi Gopalakrishnan1, Kaushal S. Sagar2, Mads B. Christiansen1, Sokol Ndoni1, Martin E. Vigild2, Anders Kristensen1; 1DTU Nanotech, Technical Univ. of Denmark, Denmark, 2DTU Chemical and Biochemical Engineering, Technical Univ. of Denmark, Denmark. We demonstrate liquid core waveguides defined by UV to enable selective water infiltration in nanoporous polymers, creating an effective refractive index shift Δn=0.13. The mode confinement and propagation loss in these waveguides are presented. $5I9tQN Advanced Packaging of High-Power SlabCoupled Optical Waveguide Laser and Amplifier Arrays for Coherent Beam Combining, Leo J. Missaggia1, Shawn M. Redmond1, Michael A. Brattain1, Michael K. Connors1, Kevin J. Creedon1, Robin K. Huang2, Bien Chann2, Janice M. Caissie1, Antonio Sanchez-Rubio1, George W. Turner1; 1MIT Lincoln Lab, USA, 2Teradiode, USA. Individually addressable GaAs-based 9XX-nm Slab-Coupled Optical Waveguide (SCOW) laser and amplifier arrays have been demonstrated in a modular 2-D stacked architecture. Approximately 20 W of coherently-combined power was obtained from two optically stacked amplifier modules. $5I7tQN Rare Earth Doped Optical Fiber Fabrication Using Novel Gas Phase Deposition Technique, Alexander J. Boyland, Andrew S. Webb, Mridu P. Kalita, Seongwoo Yoo, Christophe A. Codemard, Robert J. Standish, Johan Nilsson, Jayanta K. Sahu; Univ. of Southampton, UK. We report a highly versatile gas phase technique for making ytterbium doped silica fibers. Initial results generated 200W output power with a slope efficiency of 72%. 25I*tQN Quantum Spread Spectrum Communication, Travis S. Humble; Oak Ridge Natl. Lab, USA. We demonstrate that spectral teleportation can coherently dilate the spectral probability amplitude of a single photon. In preserving the encoded quantum information, this variant of teleportation subsequently enables a form of quantum spread spectrum communication. $5I8tQN Chalcogenide Nanowire Waveguides with a Nonlinear Parameter 150,000 W-1km-1, Barry Luther-Davies, Xin Gai, Steven Madden, Duk-yong Choi, Douglas Bulla; CUDOS, Laser Physics Ctr., Res. School of Physics and Engineering, Australian Natl. Univ., Australia. We report dispersionengineered nanowire waveguides fabricated in Ge11.5As24Se54.5 chalcogenide glass with a nonlinear parameter γ>150,000W-1km-1 - the highest reported for a glass waveguide. $5I9tQN Wavelength-Beam-Combined QuantumCascade-Laser Array for Remote Spectroscopy, Anish K. Goyal1, Melissa Spencer1, Oleg Shatrovoy1, Antonio Sanchez 1, Benjamin G. Lee2, Laurent Diehl2, Christian Pflugl2, Federico Capasso2; 1MIT Lincoln Lab, USA, 2Harvard Univ., USA. We demonstrate transmission spectroscopy between a monostatic transceiver based on a wavelengthbeam-combined quantum-cascade-laser array and a retroreflector placed at 35 meters. QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse 1 NOTES _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ Thursday, May 20 _________________________________________________________________________________________________________________ 178 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** (San Jose Marriott) 4BO+PTF4BMPO*** (San Jose Marriott) Room B2-B3 JOINT CLEO JOINT +5I(t&YUSFNF-JHIU Continued $5I:t0QUJDBM1BSBNFUSJD 0TDJMMBUPST**$POUJOVFE +5I)t)JHI&OFSHZ-BTFST GPS%FGFOTF"QQMJDBUJPOT Continued +5I(tQN Compression of Ultra-High Power Laser Pulses, Vladimir Chvykov1, Christophe Radier2, Gilles Chériaux2, Galina Kalinchenko1, Victor Yanovsky1, Gerard Mourou2; 1Univ. of Michigan, USA, 2Lab d’Optique Appliquée, ENSTA, École Polytechnique, France. We present easy-scalable pulse recompression method based on spectral broadening due to self phase modulation in bulk medium. Our experiment demonstrates a possibility of compression of high-energy pulses above 1J from 30 to 14 fs. $5I:tQN Highly Stable Diode-Laser Pumped, Idler Resonant CW OPO Based on MgO:PPLN, Andreas Lenhard1, Sebastian Zaske1, Johannes A. L’huillier2, Christoph Becher1; 1Univ. des Saarlandes, Germany, 2Technische Univ. Kaiserslautern, Germany. We report on a diode laser pumped continuous wave, pump enhanced idler-resonant optical parametric oscillator. Cavity stabilization by a Pound-Drever-Hall scheme using direct modulation of the diode laser enables long-time frequency and amplitude stable output. +5I)tQN *OWJUFE Textron’s J-HPSSL 100 kW ThinZag® Laser Program, Alex Mandl, Daniel E. Klimek; Textron Defense Systems, USA. In this presentation, we describe recent work performed at Textron Defense Systems in the development of a 100 kW ThinZag® laser as part of the Joint High Power Solid State Laser program. +5I(tQN Design of the 10 PW OPCPA Facility for the Vulcan Laser, Ian O. Musgrave1, Oleg Chekhlov1, John Collier1, R. Clarke1, A. Dunne1, S. Hancock1, R. Heathcote1, C. Hernandez–Gomez1, M. Galimberti1, A. Lyachev1, P. Matousek1, D. Neely1, P. Norreys1, I. Ross1, Y. Tang1, T. Winstone1, G. New2; 1Central Laser Facility, CCLRC Rutherford Appleton Lab, UK, 2Imperial College London, UK. We present the progress made in developing 10PW OPCPA facility for the Vulcan laser to produce pulses with focused intensities >1023 Wcm-2. This power level will be delivered by generating pulses with >300J in 30fs. $5I:tQN Narrow-Band Degenerate Optical Parametric Oscillator in Periodically Poled MgO:LiNbO3 with a Volume Bragg Grating Output Coupler, Peter Koch1, Felix Ruebel1, Martin Nittmann2, Thorsten Bauer2, Juergen Bartschke2, Johannes A. L’huillier1; 1Photonik-Zentrum Kaiserslautern e. V., Germany, 2Xiton Photonics GmbH, Germany. We report on a narrow-band (<0.7nm) optical parametric oscillator operating at degeneracy. By using a volume Bragg grating a signal power of 1.7W with a slope efficiency of 31.8% and good beam quality was achieved. +5I(tQN Demonstration of aTemporally and Spatially High Quality Petawatt-Class Laser System, Hiromitsu Kiriyama1, Michiaki Mori1, Yoshiki Nakai1, Takuya Shimomura1, Hajime Sasao1, Momoko Tanaka1, Yoshihiro Ochi1, Manabu Tanoue1, Hajime Okada1, Shuhei Kanazawa1, Akito Sagisaka1, Izuru Daito1, Daisuke Wakai1, Fumitaka Sasao1, Masayuki Suzuki1, Kiminori Kondo1, Akira Sugiyama1, Sergei Bulanov1, Paul R. Bolton1, Hiroyuki Daido1, Atsushi Yokoyama1, Shunichi Kawanishi1, Toshiki Tajima1,2; 1JAEA, Japan, 2Ludwig-MaximiliansUniv., Germany. We report the demonstration of over 30-J of uncompressed broadband energy, indicating the potential peak power in excess of 500-TW with high temporal-contrast around 1011 and a flat-toped spatial-profile with an ~80% filling factor. $5I:tQN High-Power, CW Optical Parametric Oscillator Pumped by an Optically-Pumped-Semiconductor-Laser at 532 nm, Goutam K. Samanta1, Majid Ebrahim-Zadeh1,2; 1ICFO, Spain, 2ICREA, Spain. We report the first continuous-wave optical-parametric-oscillator pumped externally by an optically-pumped-semiconductor-laser. The device provides >2W of frequency-stable output (>60 MHz over 60 seconds) at 48.7% extraction efficiency in TEM00 spatial beam tunable over 873-1360 nm. QNoQN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse 1 NOTES ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Thursday, May 20 ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 179 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Room A1 Room A2 Room A3 Room A4 CLEO 4:45 p.m.–6:30 p.m. $5I;t1BSBNFUSJD(FOFSBUJPO Catherine Le Blanc; École Polytechnique, France, Presider 4:45 p.m.–6:30 p.m. $5I""t4JMJDPO1IPUPOJDT Joyce Poon; Univ. of Toronto, Canada, Presider 4:45 p.m.–6:30 p.m. $5I##t5VOBCMF/FUXPSLTBOE Regeneration Natasha Litchinitser; SUNY Buffalo, USA, Presider 4:45 p.m.–6:30 p.m. $5I$$t4VQFSSFTPMVUJPO Imaging Brian Applegate; Texas A&M Univ., USA, Presider $5I;tQN Generation of Sub 7-fs Pulses at 800 nm from a Degenerate Optical Parametric Amplifier, Aleem M. Siddiqui1, Giovanni Cirmi1,2, Daniele Brida2, Giulio Cerullo2, Franz X. Kärtner1; 1MIT, USA, 2Politecnico di Milano, Italy. We generate 800-nm, sub-7-fs pulses from a degenerate Optical Parametric Amplifier pumped by the second harmonic of a Ti:sapphire system and seeded by supercontinuum generated by a near IR OPA pumped by the same source. $5I""tQN Characterization of SOI Microrings Using IR Imaging , Michael L. Cooper1, Greeshma Gupta1, Jung S. Park1, Mark A. Schneider1, Ivan B. Divliansky2, Shayan Mookherjea1; 1Univ. of California at San Diego, USA, 2Univ. of Central Florida, USA. We demonstrate a non-invasive diagnostic method of quantitative infrared (IR) imaging, applied here to a series cascade of SOI microrings. The images contain information on inaccessible through-ports and resonators themselves, providing coupling and intensity-enhancement parameters. $5I##tQN Optical Carrier Regeneration for Wavelength Reusable Multicarrier Distributed OADM Network, Motoharu Matsuura, Eiji Oki; Univ. of Electro-Communications, Japan. We demonstrate optical carrier regeneration for wavelength reuse in a multicarrier distributed OADM network. It is possible to achieve a high-quality regenerated signal even though the employed data signal for wavelength reuse is drastically degraded. $5I$$tQN 5VUPSJBM Single-Molecule Approaches for Superresolution Imaging, Trapping, and Nanophotonics, W. E. Moerner; Stanford Univ., USA. Single fluorescent molecules provide useful nanometersized absorbers and sources of light, which enable superresolution imaging, trapping, and nanometer-scale probing of optical fields in nanophotonic structures. Fundamentals of these effects will be described. $5I;tQN Picosecond Synchronously Pumped ZnGeP2 Optical Parametric Oscillator, Jean-Baptiste Dherbecourt, Antoine Godard, Myriam Raybaut, Michel Lefebvre; DMPH Onera, The French Aerospace Lab, France. We report the continuous modelocked operation of a picosecond, singly-resonant, synchronously-pumped optical parametric oscillator (SPOPO) based on ZGP. The ZGP SPOPO emits in the 4-6 µm range with signal power higher than 800 mW. $5I""tQN Adiabatic Couplers in SOI Waveguides, Liang Cao, Ali Elshaari, Abdelsalam Aboketaf, Stefan Preble; Rochester Inst. of Technology, USA. Adiabatic 3-dB couplers based on highly confined silicon waveguides are studied and experimentally demonstrated. The couplers are inherently broadband and insensitive to fabrication imperfections, which enables reliable photonic circuits. $5I##tQN Performances of All-Optical Wavelength Conversion by Means of Nonlinear Polarization Rotation in an SOA for WLAN Systems Using RoF Technologies, Motoharu Matsuura, Nanang Krisdianto, Naoto Kishi; Univ. of ElectroCommunications, Japan. We report an all-optical wavelength conversion for WLAN systems using radio-over-fiber technologies. We investigate the performances and successfully achieve high conversion performances in the operating wavelength range of 60 nm. $5I;tQN Multi-Octave-Spanning Laser Harmonics for Ultrafast Waveform Synthesis, Wei-Chun Hsu1, Ying-Yao Lai2, Chien-Jen Lai3, Lung-Han Peng2, Ci-Ling Pan4, Andy Kung1,4; 1Academia Sinica, Taiwan, 2Natl. Taiwan Univ., Taiwan, 3MIT, USA, 4 Natl. Tsing Hua Univ., Taiwan. The second to the fifth harmonics of a fundamental frequency are generated in a lithium tantalate crystal by cascaded quasi-phase-matched frequency mixing. These harmonics can be used to synthesize a train of periodic sub-femtosecond pulses. $5I""tQN Silicon RF MEMS Based Optical Modulator, Suresh Sridaran, Sunil A. Bhave; School of Electrical and Computer Engineering, Cornell Univ., USA. We report on co-fabrication of photonic microdisk resonators and RF-MEMS radial-contour mode resonators on the same SOI substrate. By mechanically coupling the two resonators, we demonstrate an optical modulator for 1560nm light operating at 288MHz. $5I##tQN Improvement of NOLM-Based Phase-Preserving Amplitude Limiters by Fiber Optimizations, Christian Stephan1,2,3, Klaus Sponsel1,2, Georgy Onishchukov1,3, Bernhard Schmauss3,4, Gerd Leuchs1,2,3; 1Max-Planck-Inst. for the Science of Light, Germany, 2Inst. of Optics, Information and Photonic, Univ. of Erlangen-Nuremberg, Germany, 3 Erlangen Graduate School in Advanced Optical Technologies, Germany, 4Chair for Microwave Engineering, Univ. of Erlangen-Nuremberg, Germany. The noise limits of phase-preserving NOLM-based regenerators from Rayleigh backscattering and possible improvements are investigated. Applying optimizations a four fold increase in the number of cascaded regenerators was achieved for a DPSK transmission system. $5I;tQN 15-fs Multicolor Laser Pulses Generation Using Cascaded Four-Wave Mixing with Chirped Pulses Incidence, Takayoshi Kobayashi1,2,3,4, Jun Liu1,2; 1 JST, ICORP, Ultrashort Pulse Laser Project, Japan, 2 Univ. of Electro-Communications, Japan, 3Natl. Chiao Tung Univ., Taiwan, 4Osaka Univ., Japan. With the use of negatively chirped and positively chirped incident pulses, as short as 15 fs multicolor pulses were obtained in a fused silica glass using cascaded four-wave mixing technique. $5I""tQN Optical Micromechanical Amplification and Damping in a Waveguide Microcavity, Marcel W. Pruessner, Todd H. Stievater, William S. Rabinovich; NRL, USA. We demonstrate resonant amplification and damping in an integrated micromechanical resonator coupled to a waveguide Fabry-Perot microcavity. By varying the laser power and wavelength, the effective mechanical Q-factor (Q0=25,000) is varied from 9,800 to 490,000. $5I##tQN 8-Channel 20 Gb/s Non-Return-to-Zero Signal Regeneration, Yu Yu, Adrian Wonfor, Jose B. Rosas–Fernández, Jonathan D. Ingham, Richard V. Penty, Ian H. White; Ctr. for Photonic Systems, Electrical Engineering Div., Engineering Dept., Univ. of Cambridge, UK. We demonstrate multi-channel NRZ signal regeneration with NRZ-RZ-NRZ regenerative format conversion, using a phasemodulator and two fiber MZIs. Q improvements for eight 20Gb/s channels and BER for two representative channels demonstrate regeneration is achieved simultaneously. Thursday, May 20 W. E. (William E.) Moerner obtained his M.S. (1978) and Ph.D. (1982) in Physics from Cornell University. He spent thirteen years as a Research Staff Member, Project Leader, and Manager at the IBM Almaden Research Center in San Jose, California. After an appointment as Visiting Guest Professor of Physical Chemistry at ETH-Zuerich (1993-1994), he assumed the Distinguished Chair in Physical Chemistry in the Department of Chemistry and Biochemistry at the University of California, San Diego in 1995. His research group moved to Stanford University in 1998 where he became Professor of Chemistry (1998), Harry S. Mosher Professor (2003), and Professor, by courtesy, of Applied Physics (2005). He received the Earle K. Plyler Prize for Molecular Spectroscopy in 2001, the Wolf Prize in Chemistry in 2008, and the Irving Langmuir Prize in Chemical Physics in 2009, and was elected to the National Academy of Sciences in 2007. 180 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A5 Room A6 Room A7 QELS 4:45 p.m.–6:30 p.m. 25I+t2VBOUVN$PIFSFODFBOE &OUBOHMFNFOU Roman Schnabel; Leibnitz Univ. Hannover, Germany, Presider 4:45 p.m.–6:30 p.m. 25I,t4JOHMF&NJUUFSTBOE 1IPUPOT Charles Santori; Hewlett-Packard Labs, USA, Presider 4:45 p.m.–6:30 p.m. 25I-t1MBTNPOJDBOE /BOPQIPUPOJD&NJTTJPO$POUSPM Martin Wegener; Karlsruhe Inst. of Technology, Univ. of Karlsruhe, Germany, Presider 25I+tQN *OWJUFE Suppression of Collisional Decoherence in Optically Trapped Atomic Ensemble by Bang-Bang Dynamical Decoupling, Yoav Sagi, Ido Almog, Nir Davidson; Weizmann Inst. of Science, Israel. We employ dynamical decoupling techniques to suppress the decoherence induced by elastic collisions in optically trapped Rb atoms. Coherence times exceeding 3 sec in a dense ensemble are demonstrated for an arbitrary initial state. 25I,tQN Optical Properties of Nitrogen-Vacancy Centers Created near a Diamond Surface, Kai-Mei C. Fu, Charles Santori, Paul E. Barclay, Raymond G. Beausoleil; Hewlett-Packard Labs, USA. We study the optical properties of nitrogen-vacancy centers created near the diamond surface by nitrogen implantation and annealing and present a method to convert neutral NV centers to the desired negatively charged state. 25I-tQN Impact of High-Order Surface Plasmon Modes of Metal Nanoparticles on Emission Enhancement, Greg Sun1, Jacob B. Khurgin2; 1Univ. of Massachusetts at Boston, USA, 2Johns Hopkins Univ., USA. High-order surface plasmon modes of the metal nanoparticles are modelled analytically to treat on the efficiency enhancement of optical emission, the effect of the luminescence quenching and to optimize luminescence enhancement factor. 25I,tQN Cavity QED of Nitrogen Vacancy Centers in Diamond with Nanopillar and Deformed Silica Microsphere, Russell J. Barbour, Khodadad Nima Dinyari, Hailin Wang; Univ. of Oregon, USA. Deformed silica microspheres are used to greatly enhance evanescent coupling between whispering gallery modes and nitrogen vacancy centers in a diamond nanopillar, overcoming the difficulty of short evanescent decay length of the composite cavity-QED system. 25I-tQN Plasmonic Dicke Effect, Tigran V. Shahbazyan, Vitaliy N. Pustovit; Jackson State Univ., USA. A plasmon-mediated mechanism of cooperative emission by an ensemble of dipoles near a metal nanoparticle is studied. The radiation is dominated by plasmonic super-radiant states which survive dipole-dipole interactions and non-radiative losses in the metal. 25I+tQN Paper Withdrawn. 25I,tQN Using Laser Spectroscopy to Study NonMaxwellian Behavior of Trapped Ions, Ralph DeVoe; Stanford Univ., USA. Trapped ions cooled by a buffer gas can form an extended diffuse cloud dominated by power-law tails, rather than the Gaussian expected by Maxwell-Boltzmann statistics, as described in PRL 102, 063001 (2009). 25I-tQN Resonance Fluorescence of Single Molecules Assisted by Plasmonic Structure, Ying Gu1, Lina Huang2, Qihuang Gong1, Olivier J. F. Martin2; 1Inst. of Optics, School of Physics, Peking Univ., China, 2 INanophotonics and Metrology Lab, Swiss Federal Inst. of Technology Lausanne, École Polytechnique Fédérale de Lausanne, Switzerland. When molecules are resonantly excited by enhanced near field of silver nanostrips, through a balance between field enhancement and decay modification, Mollow triplet of fluorescence and antibunching of emission photons are found. 25I+tQN Experimental Demonstration of Computer Reconfigurable Multimode Entanglement, JeanFrancois Morizur1,2, Lachlan Nicholls1, Pu Jian1,2, Seiji Armstrong1, Kate Wagner1, Magnus Hsu3, Warwick P. Bowen3, Nicolas Treps2, Jiri Janousek1, Hans Bachor 1; 1Australian Ctr. for Quantum Atom Optics, Australian Natl. Univ., Australia, 2 Lab Kastler Brossel, Univ. Pierre et Marie Curie, France, 3Univ. of Queensland, Australia. Quantum protocols require multiple entangled modes. We demonstrate a set of tools that generate, manipulate and detect multimode entanglement within a single beam of light. This new method is flexible and computer controlled. 25I,tQN Pumping of Nuclear Spins by Optical Excitation of Spin-Forbidden Transitions in a Quantum Dot, Evgeny A. Chekhovich1,2, Maxim N. Makhonin1, Kirill V. Kavokin3, Andrey B. Krysa1, Maurice S. Skolnick1, Alexander I. Tartakovskii1; 1Univ. of Sheffield, UK, 2Inst. of Solid State Physics, Russian Federation, 3A. F. Ioffe Physico-Technical Inst., Russian Federation. We demonstrate optical pumping of nuclear spins in semiconductor quantum dots by resonant pumping of optically forbidden transitions. Employing this process, nuclear polarization of 65% is achieved, markedly higher than from pumping the allowed transition. 25I-tQN Surface-Enhanced Raman Scattering of Semiconducting Quantum Dots on Nanostructured Plasmonic Surfaces, James T. Hugall, Jeremy J. Baumberg, Sumeet Mahajan; NanoPhotonics Ctr., Cavendish Lab, Univ. of Cambridge, UK. Nanostructured gold surfaces with localized surface plasmon resonances are shown to produce surface-enhanced Raman scattering (SERS) of sub-monolayers of semiconducting quantum dots. These results pave the way for quantum dots use as markers. Thursday, May 20 $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 181 Room A8 4BO+PTF#BMMSPPN*7 (San Jose Marriott) Room C1&2 QELS 4:45 p.m.–6:30 p.m. 25I.t4FNJDPOEVDUPS1IPUPOJD 4USVDUVSFT Alfred Leitenstorfer; Univ. Konstanz, Germany, Presider 4:45 p.m.–6:30 p.m. 25I/t2VBOUVN*NBHJOHBOE Sensing Prem Kumar; Northwestern Univ., USA, Presider 4:45 p.m.–6:30 p.m. $5I%%t'&$BOE4JHOBM 1SPDFTTJOH Rene-Jean Essiambre; Bell Labs, Alcatel-Lucent, USA, Presider 25I.tQN 5VUPSJBM Quantum Optics with Semiconductor Quantum Dots in Microcavities, C. Gies, S. Ritter, M. Florian, P. Gartner, Frank Jahnke; Inst. for Theoretical Physics, Univ. of Bremen, Germany. For quantum-dot-based microcavity lasers with large spontaneous emission coupling we compare results of a microscopic theory with recent experiments. Coherence properties and photon correlations are discussed and the single-emitter limited is studied. 25I/tQN Enhancing Contrast of Point Images Using Coherent States and Photon-Number-Resolving Detectors, Alexander Ling, Aaron Pearlman, Elizabeth Goldschmidt, Jingyun Fan, Alan Migdall; Joint Quantum Inst., NIST and Univ. of Maryland, USA. We map the transverse profile of light beams using photon-number-resolving detectors, and observe compression of beam profiles for higher detected photon-number, enabling contrast enhancement between two Airy disk beams at the Rayleigh limit. $5I%%tQN 5VUPSJBM Forward Error Correction (FEC) in Optical Communication, Frank Kschischang, Benjamin P. Smith; Univ. of Toronto, Canada. Error-control coding is becoming increasingly important, in combination with advanced modulation methods, for improving the spectral efficiency of optical communication systems. This tutorial reviews fundamental limits on and promising practical architectures for modern FEC methods. Frank Jahnke received his Ph.D. in Physics from the University of Rostock (Germany) in 1990. He was postdoctoral research associate at the Forschungszentrum Jülich (Germany) and at the Optical Sciences Center, University of Arizona. He obtained his Habilitation at the University of Marburg (Germany) in 1997 and subsequently became Heisenberg Fellow of the German Science Foundation (DFG). In 2000 he joined the University of Bremen (Germany) as a full professor for Theoretical Physics. Frank Jahnke’s research activities involve quantum optical effects and many-body interactions in semiconductor nanostructures. He contributed to the development of microscopic models that successfully covered various applications ranging from quantum-dot lasers to non-classical semiconductor light sources. 25I/tQN Sub-Rayleigh Imaging via N-Photon Detection, Fabrizio Guerrieri1, Lorenzo Maccone2, Franco N. C. Wong2, Jeffrey H. Shapiro2, Simone Tisa3, Franco Zappa1; 1Politecnico di Milano, Italy, 2MIT, USA, 3 Micro Photon Devices srl, Italy. We demonstrate resolution enhancement beyond the Rayleigh diffraction limit using an N-photon detection strategy that is implemented with a single-photon imager. Experimental results are in good agreement with theory proposed by Giovannetti et al. 25I/tQN Spatial Resolution below the Diffraction Limit, Lee A. Rozema1, Lynden K. Shalm1, Aephraim M. Steinberg1, Malcolm N. O’Sullivan2, Robert W. Boyd2; 1Ctr. for Quantum Information and Quantum Control and Inst. for Optical Sciences, Univ. of Tornto, Canada, 2Inst. of Optics, Univ. of Rochester, USA. Entanglement can lead to subRayleigh resolution. We demonstrate this spatial super-resolution in a manner compatible with lithography and diffraction based biosensors. We characterize sensitivity to spatial shifts and discuss when there is a quantum advantage. Thursday, May 20 25I/tQN Dispersion Cancellation with Phase-Sensitive Gaussian-State Light, Jeffrey H. Shapiro; MIT, USA. Gaussian-state phase-sensitive light is used to explain Franson’s nonlocal dispersion cancellation [Phys. Rev. A 45, 3126 (1982)]. It is shown that entanglement is only needed to achieve high contrast. 182 CLEO Frank R. Kschischang is a Professor of Electrical and Computer Engineering and Canada Research Chair in Communication Algorithms at the University of Toronto,where he has been a faculty member since 1991. During 1997-98, he was a visiting scientist at MIT, Cambridge, MA and in 2005 he was a visiting professor at the ETH, Zürich. His research interests are focused on information theory and channel coding techniques applied to various practical channels. Dr. Kschischang is a Fellow of IEEE and of the Engineering Institute of Canada, and he serves as the 2010 President of the IEEE Information Theory Society. : Thank you for attending CLEO/QELS. Look for your post-conference survey via email and let us know your thoughts on the program. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** (San Jose Marriott) 4BO+PTF4BMPO*** (San Jose Marriott) Room B2-B3 JOINT CLEO JOINT 4:45 p.m.–6:30 p.m. +5I*t)JHI)BSNPOJD(FOFSBUJPO David Villeneuve; Natl. Res. Council Canada, Canada, Presider 4:45 p.m.–6:30 p.m. $5I&&t2VBTJ1IBTFNBUDIJOH %FWJDFT Narasimha S. Prasad; NASA Langley Res. Ctr., USA, Presider 4:45 p.m.–6:30 p.m. +5I+t4UBOEPGG-BTFS4FOTJOH Joseph Buck; Lockheed Martin, USA, Presider +5I*tQN Spectral Wavefront Optical Reconstruction by Diffraction, Eugene Frumker1,2, Gerhard G. Paulus2,3, Hiromichi Niikura4,5, David M. Villeneuve1, Paul B. Corkum1; 1Joint Laboratory for Attosecond Science, Natl. Res. Council Canada and Univ. of Ottawa, Canada, 2Texas A&M Univ., USA, 3Inst. of Optics and Quantum Electronics, Germany, 4Natl. Res. Council, Canada, 5PRESTO, JST, Japan. We demonstrate a new concept of spectrally-resolved wavefront characterization, particular useful for high-harmonic and soft X-ray radiation. It is based on an analysis of radiation diffracted from a slit scanned in front of flat-field spectrometer. $5I&&tQN Self-Guided Operation of Green-Pumped Singly Resonant CW OPO Based on Bulk MgO:PPLN, In-Ho Bae1, Han Seb Moon1, Sebastian Zaske2, Christoph Becher 2, Seung Kwan Kim 3, Seung Nam Park3, Dong-Hoon Lee3; 1Pusan Natl. Univ., Republic of Korea, 2Univ. des Saarlandes, Germany, 3 Korea Res. Inst. of Standards and Science, Republic of Korea. We report on the self-guided operation of a singly resonant, thermally loaded CW OPO and its improved characteristics of mode quality and stability in the case of a MgO:PPLN crystal pumped at 532 nm. +5I+tQN *OWJUFE Automatic Recognition of Diverse 3-D Objects and Analysis of Large Urban Scenes Using Ground and Aerial LIDAR Sensors, Yuri Owechko, Swarup Medasani, Thommen Korah; HRL Labs, LLC, USA. We describe a learning-based 3-D object recognition pipeline developed under the DARPA URGENT program for analyzing a large LIDAR dataset collected by both airborne and ground platforms for an extended urban area. +5I*tQN Observation of Nonlinear Wavelength Conversion Processes of High Order Harmonics, Tsuneto Kanai, Akira Suda, Katsumi Midorikawa; RIKEN, Japan. We observe nonlinear wavelength conversion processes of high harmonics for the first time. The energies of the generated photons are up-converted and momenta of them are narrowly-distributed. $5I&&tQN Frequency Upconversion in Periodically Poled LiNbO3 Capable of Achieving Single-Photon Sensitivities for Detections at 1.27 µm and 1.57 µm, Yi Jiang1, Yujie J. Ding1, Ioulia B. Zotova2, Narasimha S. Prasad3; 1Lehigh Univ., USA, 2 ArkLight, USA, 3NASA Langley Res. Ctr., USA. We have demonstrated that frequency upconversion in periodically-poled LiNbO3 is capable of reaching single-photon sensitivities for detections at 1.27 µm and 1.57 µm at room temperature. +5I*tQN *OWJUFE Full Phase Matching of Ultrafast Coherent High Harmonic X-Rays at 0.5 keV, Ming-Chang Chen, Paul Arpin, Tenio Popmintchev, Michael Ryan Gerrity, Matt Seaberg, Bosheng Zhang, Margaret Murnane, Henry Kapteyn; JILA, NIST, Univ. of Colorado at Boulder, USA. By focusing a 2 µm driving laser into a multi-atmosphere pressure, gas-filled waveguide, we demonstrate full phase matching of high harmonic x-rays throughout the water window for the first time, at energies > 0.5 keV. $5I&&tQN Efficient Second Harmonic Generation in Orientation Patterned GaAs Waveguides, M. B. Oron, P. Blau, S. Pearl, S. Shusterman; Soreq NRC, Israel. High SHG efficiency of 21%W-1 was demonstrated in OPGaAs waveguides for the first time. The high efficiency is attributed to record low loss values of 1.5db/cm obtained in these waveguides. +5I+tQN *OWJUFE High Pulse-Energy Atmospheric Aerosol Lidar at 1.5-Microns Wavelength: Opportunities for Innovation from a Meteorologist’s Perspective, Shane D. Mayor; California State Univ. at Chico, USA. Laser and optical engineering challenges and recent progress in the area of high pulseenergy direct-detection atmospheric lidar near 1.5 microns wavelength are described. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Thursday, May 20 $5I&&tQN Difference Frequency Generation in DomainDisordered Quasi-Phase Matching Semiconductor Waveguides, Sean J. Wagner1, Iliya Sigal1, Amr S. Helmy1, J. Stewart Aitchison1, Usman Younis2, Barry M. Holmes2, David C. Hutchings2; 1Univ. of Toronto, Canada, 2Univ. of Glasgow, UK. Idler wavelengths in the L- and U-bands were produced from a C-band signal and short-wave infrared pump by three-wave mixing in quasi-phasematched semiconductor superlattice waveguides. Development of superlattice lasers demonstrates compatibility for monolithic integration. 183 Room A1 Room A2 Room A3 Room A4 CLEO $5I;t1BSBNFUSJD(FOFSBUJPO Continued $5I""t4JMJDPO1IPUPOJDT Continued $5I##t5VOBCMF/FUXPSLTBOE Regeneration—Continued $5I$$t4VQFSSFTPMVUJPO Imaging—Continued $5I;tQN Eliminating Spatiotemporal Distortions from Angular Dispersion in Noncollinear Optical Parametric Amplifiers, Jake Bromage, Christophe Dorrer, Jonathan D. Zuegel; Univ. of Rochester, USA. Spatiotemporal aberrations from megahertzrepetition-rate noncollinear optical parametric amplifiers are characterized using spatially resolved spectral interferometry. Pulse-front tilt is eliminated by optimizing the signal’s angular gain spectrum, increasing the intensity at focus. $5I""tQN High-Q SiO2-Clad Silicon Photonic Crystal Microcavities for Ultra-Low Energy Switching, Sean P. Anderson, Philippe M. Fauchet; Univ. of Rochester, USA. We outline the development of a SiO2-embedded silicon photonic crystal microcavity with Q above 10,000, which forms the basis for a CMOS-compatible electro-optic modulator with switching energy below 0.1 fJ/bit. $5I##tQN Tunable Broadband Optical Delay Using Phase Modulation, Feifei Yin, Ming Xin, Cheng Lei, Hongwei Chen, Minghua Chen, Shizhong Xie; Tsinghua Univ., China. A novle tunable broadband optical delay scheme using phase modulation is proposed and experimentally demonstrated. A 2ps Gaussian pulse is frequency-chirped, phasemodulated by a ramp signal and delayed up to 9 times of pulse width. $5I$$tQN Double-Helix Microscopy for Wide-Field 3-D Single-Molecule Fluorescence Imaging, Ginni Sharma1, Sri Rama Prasanna Pavani2, Sean Quirin1, Rafael Piestun1; 1Univ. of Colorado at Boulder, USA, 2Caltech, USA. We present methods to improve the localization accuracy in wide-field 3-D single-molecule double-helix microscopy. We analyze the optical efficiency of the system, the fundamental limit for 3-D localization, the estimation algorithms, and polarization sensitive detection. $5I;tQN 0.4 µJ, Sub-10-fs Pulses from a MHz-NOPA, Moritz Emons 1, Andy Steinmann 1,2, Thomas Binhammer3, Guido Palmer1, Marcel Schultze1, Uwe Morgner1,4; 1Inst. of Quantum Optics, Leibniz Univ. Hannover, Germany, 24th Physics Inst., Univ. of Stuttgart, Germany, 3VENTEON Laser Technologies GmbH, Germany, 4Laser Zentrum Hannover, Germany. We present a non-collinear optical parametric amplifier (NOPA) delivering sub-10-fs pulses with 420 nJ of pulse energy. The system is driven by pulse trains at 1-MHz repetition rate from an amplified Yb:KYW oscillator with cavity-dumping. $5I""tQN A Tunable Optical Channelizing Filter Using Silicon Coupled Ring Resonators, Po Dong1, Ning-Ning Feng 1, Dazeng Feng 1, Wei Qian 1, Hong Liang1, Daniel C. Lee1, Bradley J. Luff1, Mehdi Asghari1, Anjali Agarwal2, Tom Banwell2, Ron Menendez2, Paul Toliver2, Ted K. Woodward2; 1 Kotura Inc., USA, 2Telcordia Technologies, USA. We demonstrate a wavelength-tunable optical channelizing filter with a high extinction ratio (50 dB), a narrow bandwidth (2.4 GHz), and a large free spectral range (50 GHz) using high-order coupled silicon rings. $5I##tQN All-Optical Regenerative Wavelength Conversion Based on a Modified Delayed Interference Signal Wavelength Converter, Xiaofan Zhao1, Dan Lu1, Caiyun Lou1, Shilong Pan2; 1Tsinghua Univ., China, 2Univ. of Ottawa, Canada. All-optical regenerative wavelength converter is proposed and demonstrated based on the delayed interference signal wavelength converter followed by a SOA. Signal quality can be improved by the regenerative amplification of the SOA. $5I$$tQN Localizing and Tracking Single Emitters in Three Dimensions Using a Double-Helix Point Spread Function, Michael A. Thompson, Matthew D. Lew, Majid Badieirostami, W. E. Moerner; Stanford Univ., USA. Single fluorescent emitters can be localized and tracked in 3-D with less than 1000 detected photons by using a DH-PSF. The tracking of quantum dots both in solution and inside a living cell is demonstrated. $5I;tQN A Picosecond Optical Parametric Oscillator Synchronously Pumped by an Amplified GainSwitched Laser Diode, Florian Kienle1, Kang K. Cheng1, Shaif-ul Alam1, Corin B. E. Gawith2, Jacob I. Mackenzie1, David C. Hanna1, David J. Richardson1, David P. Shepherd1; 1Univ. of Southampton, UK, 2Covesion Ltd., UK. We demonstrate a picosecond optical parametric oscillator synchronously pumped by a fiber-amplified gain-switched laser diode. Up to 7.3W at 1.54µm and 3.1W at 3.4µm is obtained at pulse repetition rates between 114.8 and 918.4MHz. $5I""tQN Low Dispersion Silicon Slot Waveguides for Frequency Comb Generation with Equally Spaced Spectral Lines, Lin Zhang1, Yue Yang1, Alan E. Willner1, Raymond G. Beausoleil2; 1Univ. of Southern California, USA, 2HP Labs, USA. A silicon slotted ring resonator with flattened dispersion in the cavity produces uniform spectral lines in on-chip frequency comb generations. Standard deviation of FSR is improved by 250x compared to a strip waveguide. $5I##tQN Time-Lens Based Synchronizer and Retimer for 10 Gb/s Ethernet Packets with up to ±1MHz Frequency Offset., Janaina Laguardia Areal, Hao Hu; DTU Fotonik, Technical Univ. of Denmark, Denmark. We present a time-lens based all-optical 10Gb/s frame synchronizer and retimer. Our scheme can work with a 4096-bit frame, with frequency offset up to 1MHz, which is demonstrated by experimental results. $5I$$tQN High-Resolution Fluorescence Microscopy Employing a Cyclic Sequential Multiphoton Excitation, Keisuke Isobe1, Akira Suda1, Hiroshi Hashimoto 2, Fumihiko Kannari 2, Hiroyuki Kawano3, Hideaki Mizuno3, Atsushi Miyawaki3, Katsumi Midorikawa1; 1RIKEN Advanced Science Inst., Japan, 2Keio Univ., Japan, 3RIKEN Brain Science Inst., Japan. We demonstrate high-resolution fluorescence microscopy based on a cyclic sequential multiphoton process, which gives rise to fluorescence emission following a sequence of cyclic transitions between the bright and dark states of a fluorophore. QNoQN %JOOFS#SFBL(on your own) QNoQN $-&02&-41PTUEFBEMJOF1BQFS4FTTJPOT San Jose McEnery Convention Center, Rooms A6, A7 and A8 NOTES _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ Thursday, May 20 _________________________________________________________________________________________________________________ 184 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A6 Room A5 Room A7 QELS 25I+t2VBOUVN$PIFSFODFBOE &OUBOHMFNFOU$POUJOVFE 25I,t4JOHMF&NJUUFSTBOE 1IPUPOT$POUJOVFE 25I-t1MBTNPOJDBOE /BOPQIPUPOJD&NJTTJPO $POUSPM$POUJOVFE 25I+tQN Using Hyperentangled Photons to Prepare Bound Entanglement, Aditya N. Sharma1, Julio T. Barreiro2, Paul G. Kwiat1; 1Univ. of Illinois, USA, 2 Inst. fur Experimentalphysik, Univ. Innsbruck, Austria. We present an experimental setup to prepare the bound-entangled Smolin state using hyperentangled photons produced by spontaneous parametric down-conversion. We can verify the state produced using quantum state tomography and “unlocking” of entanglement. 25I,tQN Novel Narrow-Band Spectral Interference Filter with Very High Transmittance, Jan Bogdanski1, Ariel Danan2, Scott Jobling1, Kevin McCusker1, Stephan Quint3, Alex Z. Smith1, Jake Smith1, Paul G. Kwiat1; 1Univ. of Illinois at Urbana-Champaign, USA, 2Tel Aviv Univ., Israel, 3Johannes Gutenberg Univ., Germany. A single-photon source is an important component in many quantum information processing applications. One of the most widely used single-photon generation schemes utilizes parametric down-conversion (PDC). 25I-tQN Spectral Studies of Optical Coherence in DNAEncapsulated Silver Clusters, Sumant S. R. Oemrawsingh1, Patrick O’Neill2, Rick Leijssen1, Eric R. Eliel1, Elizabeth G. Gwinn2, Deborah Kuchnir Fygenson2, Dirk Bouwmeester1,2; 1Huygens Lab, Leiden Univ., Netherlands, 2Univ. of California at Santa Barbara, USA. Novel emitters consisting of silver nanoclusters that are bound to singlestranded DNA show great promise as accurately positioned single photon sources that can interact coherently. Here, we present first results of a spectroscopic study. 25I+tQN Entanglement-Enhanced Measurement of a Completely Unknown Phase, Dominic W. Berry1, Guo-Yong Xiang2, Brendon L. Higgins2, Howard M. Wiseman2, Geoff J. Pryde2; 1Inst. for Quantum Computing, Univ. of Waterloo, Canada, 2 Ctr. for Quantum Dynamics, Griffith Univ., Australia. We demonstrate a method for achieving phase measurements with accuracy beyond the standard quantum limit using entangled states. A sophisticated feedback scheme means that no initial estimate of the phase is required. 25I,tQN Reversing the Weak Quantum Measurement for a Photonic Qubit, Yong-Su Kim, Young-Wook Cho, Young-Sik Ra, Yoon-Ho Kim; Pohang Univ. of Science and Technology, Republic of Korea. We demonstrate the conditional reversal of a weak quantum measurement on a photonic qubit. The state recovery fidelity, determined by quantum process tomography, is shown to be over 94% for partial-collapse strength up to 0.9. 25I-tQN 3-D Orientation of Single Molecules in an Optical λ/2-Microresonator, Raphael Gutbrod1, Alexey I. Chizhik1, Dmitry Khoptyar1,2, Anna M. Chizhik1, Sebastian Bär1, Alfred J. Meixner1; 1Univ. of Tuebingen, Germany, 2Lund Univ., Sweden. We present a tunable microresonator which can be used to modify the optical properties of single quantum emitters. The 3-D orientation and position of a single molecule is determined with a radially polarized laser beam. 25I+tQN A Weak Value Inequality as a Test for Local Realism, Justin Dressel, Curtis J. Broadbent, Andrew N. Jordan; Univ. of Rochester, USA. We derive a weak value inequality for a particle pair that should be satisfied under specific assumptions of local realism. Any correlated quantum particle pair can produce unbounded violations of this inequality. 25I,tQN Observation of Bohmian Trajectories of a Single Photon Using Weak Measurements, Lynden K. Shalm1, Sacha Kocsis1, Sylvain Ravets1, Boris Braverman1, Martin J. Stevens2, Richard P. Mirin2, Aephraim M. Steinberg1; 1Dept. of Physics, Univ. of Toronto, Canada, 2Optoelectronics Div., NIST, USA. We use weak measurements to carry out the first direct observation of the trajectories followed by single photons in a two-slit interferometer. The measured trajectories correspond to those predicted by Bohmian mechanics. 25I-tQN Single Crystal Diamond Photonic Crystal Nanocavity: Fabrication and Initial Characterization , Igal Bayn, Boris Meyler, Joseph Salzman, Vladimir Richter, Rafi Kalish; Technion – Israel Inst. of Technology, Israel. We present a photonic crystal high-Q nanocavity realized on a single crystal diamond membrane produced by ion implantation. The cavity is patterned by focused-ion-beam milling. The micro-photoluminescence exhibits Q≈500 at λ=612nm and clear polarization dependence. QNoQN %JOOFS#SFBL(on your own) QNoQN $-&02&-41PTUEFBEMJOF1BQFS4FTTJPOT San Jose McEnery Convention Center, Rooms A6, A7 and A8 NOTES ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Thursday, May 20 ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 185 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Room A8 4BO+PTF#BMMSPPN*7 (San Jose Marriott) Room C1&2 QELS CLEO 25I.t4FNJDPOEVDUPS1IPUPOJD 4USVDUVSFT$POUJOVFE 25I/t2VBOUVN*NBHJOHBOE Sensing—Continued $5I%%t'&$BOE4JHOBM 1SPDFTTJOH$POUJOVFE 25I.tQN Phonon-Induced Asymmetry in Vacuum Rabi Doublet for Coupled Quantum Dot-Cavity System, Yasutomo Ota1,2, Naoto Kumagai1, Shunsuke Ohkouchi1,3, Masayuki Shirane1,3, Masahiro Nomura1, Satomi Ishida1, Satoshi Iwamoto1,2, Shinichi Yorozu1,3, Yasuhiko Arakawa1,2; 1NanoQuine, Univ. of Tokyo, Japan, 2Univ. of Tokyo, Japan, 3NEC Labs, Japan. We experimentally observed theoreticallypredicted, phonon-induced asymmetry in vacuum Rabi doublet spectra for a coupled quantum dotcavity system in the resonance. Asymmetry is also observed in the intensity of the off-resonant cavity mode emissions. 25I/tQN Nonclassical Nature of Nonlocal Dispersion Cancellation, James Franson; Univ. of Maryland, Baltimore County, USA. Shapiro recently suggested that nonlocal dispersion cancellation is essentially classical in nature. It is shown that his classical model gives identical dispersion in two beams of light and is not analogous to nonlocal dispersion cancellation. $5I%%tQN DSP-Based Crosstalk Cancellation in WDM Interconnects, Ramanan Thiruneelakandan1, Philip Watts1,2, Robert Killey1, Madeleine Glick3; 1 Univ. College London, UK, 2Univ. of Cambridge, UK, 3Intel Res. Pittsburgh, USA. We propose DSPbased crosstalk cancellation in WDM optical interconnects, and investigate the performance of the scheme at 10.7 Gb/s through experimental implementation of a transmitter-based DSP algorithm and optical link simulations. 25I.tQN Bloch-Polaritons in Multiple-Quantum-Well Photonic Crystal Structures, David Goldberg1, Lev Deych1, Alexander Lisyansky 1, Zhou Shi1, Vadim Tokranov 2 , Michael Yakimov 2 , Serge Oktyabrsky 2, Vinod Menon 1; 1Queens College, CUNY, USA, 2College of Nanoscale Science and Engineering, SUNY Albany, USA. Here we report the observation of Bloch-polaritons in a GaAs/ AlGaAs multiple-quantum-well structure. We observe three polariton states formed by the coherent interaction between light- and heavyhole excitonic-lattices, and Bloch waves of the background photonic crystal. 25I/tQN Quantum Noise Limited and EntanglementAssisted Magnetometry, Kasper Jensen, Wojciech Wasilewski, Hanna Krauter, Jelmer J. Renema, Mikhail V. Balabas, Eugene S. Polzik; Niels Bohr Inst., Univ. of Copenhagen, Denmark. We demonstrate a radio frequency atomic magnetometer with sub-femtoTesla/sqrt(Hz) sensitivity, mainly limited by projection noise of atoms. Furthermore, we demonstrate that Einstein-Podolsky-Rosen entanglement of atoms enhances the sensitivity to broadband magnetic fields. $5I%%tQN Fast SOP Variations Effects on a MLSE-Based Receiver Performances in a 1000 km Transmission Link, Abdul-Rahman El Falou, Paulette Gavignet, Erwan Pincemin, Thierry Guillossou; Orange Labs, France. This paper aims at presenting the influence of fast SOP variations on the performances of a MLSE-based receiver. Both pre-FEC and post-FEC BER are collected and analyzed. The impact of SOPMD emulation is also considered. 25I.tQN Observation of Thermal Occupation of RoomTemperature J-Aggregate Microcavity ExcitonPolaritons, M. Scott Bradley, Vladimir Bulović; MIT, USA. We present a measurement of the lower-branch exciton-polariton occupation in room-temperature J-aggregate microcavity devices under low-density steady-state excitation. The observed occupation follows a Maxwell-Boltzmann distribution at T=300K, indicating efficient polariton relaxation, necessary for achieving lasing. 25I/tQN Time-Symmetric Quantum Smoothing: A General Theory of Optimal Quantum Sensing, Mankei Tsang; Univ. of New Mexico, USA. The important problem of optimal waveform estimation for quantum sensing is solved using a time-symmetric approach. The theory generalizes prior work in classical and quantum estimation and can significantly out-perform previously proposed techniques. $5I%%tQN Frequency Offset Estimation Using Kalman Filter in Coherent Optical Phase-Shift Keying Systems, Shaoliang Zhang1, Pooi Yuen Kam1, Changyuan Yu1,2, Jian Chen2; 1Natl. Univ. of Singapore, Singapore, 2A*STAR Inst. for Infocomm Res., Singapore. We propose a novel frequency offset estimator using Kalman filter in coherent optical MPSK systems. Simulation shows that it can quickly search for frequency offset and approach the performance of an ideal frequency offset estimator. QNoQN %JOOFS#SFBL(on your own) QNoQN $-&02&-41PTUEFBEMJOF1BQFS4FTTJPOT San Jose McEnery Convention Center, Rooms A6, A7 and A8 NOTES _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ Thursday, May 20 _________________________________________________________________________________________________________________ 186 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** (San Jose Marriott) 4BO+PTF4BMPO*** (San Jose Marriott) Room B2-B3 JOINT CLEO JOINT +5I*t)JHI)BSNPOJD Generation—Continued $5I&&t2VBTJ1IBTFNBUDIJOH %FWJDFT$POUJOVFE +5I+t4UBOEPGG-BTFS4FOTJOH Continued +5I*tQN Scaling of High Harmonic Generation Efficiencies with 400-nm and 800-nm Driver Pulses, Edilson L. Falcao-Filho, Chien-Jen Lai, Vasileios M. Gkortsas, Shu-Wei Huang, Li-Jin Chen, KyungHan Hong, Franz X. Kärtner; MIT, USA. Scaling of high order harmonic generation (HHG) efficiency with drive-wavelengths is investigated using 800nm and 400-nm pulses. We demonstrate good agreement with a recently established model for HHG taking laser and material parameters into account. $5I&&tQN Efficient Single-Pass Second Harmonic Generation of a Continuous Wave Nd:YVO4 - Laser at 1342 nm Using MgO:PPLN, Florian Lenhardt1, Achim Nebel2, Ralf Knappe2, Martin Nittmann3, Jürgen Bartschke3, Johannes A. L’huillier1; 1PhotonikZentrum Kaiserslautern e.V., Germany, 2Lumera Laser GmbH, Germany, 3Xiton Photonics GmbH, Germany. We report efficient second harmonic generation of 20.5W continuous wave laser radiation at 1342nm using MgO:PPLN. A second harmonic power of 9.5W in a diffraction limited beam was reached, giving an efficiency of 46%. +5I+tQN Quantum Cascade Laser for Elastic-Backscattering LIDAR Measurement, Katrin Paschke1, Peter Q. Liu2, Anna P. M. Michel3, James Smith4, Fred Moshary5, Claire Gmachl2; 1Ferdinand-BraunInst. für Höchstfrequenztechnik, Germany, 2 Dept. of Electrical Engineering, Princeton Univ., USA, 3 Inst. for the Science and Technology of Materials, Princeton Univ., USA, 4 Dept. of Civil and Environmental Engineering, Princeton Univ., USA, 5 Dept. of Electrical Engineering, CUNY, USA. We present an experimental demonstration for an elasticbackscattering LIDAR system measurement using a Quantum Cascade laser (QCL). The laser emits a peak power of above 13W at 80K and with a wavelength of 4.5μm. +5I*tQN Plasmon-Enhanced High-Order Harmonic Generation in the Vicinity of Metal Nanostructures, Anton Husakou, Song-Jin Im, Joachim Herrmann; Max-Born-Inst., Germany. We simulate high-order harmonic generation by low-intensity pulses using plasmon field enhancement near metallic nanostructures and develop a formalism which includes the influence of the metal surface on the HHG process. $5I&&tQN White Phasematching Noise: Random DutyCycle Errors in Quasi-Phase-Matching Devices, Jason S. Pelc, Chris R. Phillips, Carsten Langrock, Derek Chang, Martin M. Fejer; Stanford Univ., USA. Random duty-cycle errors in quasi-phase-matching gratings result in a phasematching pedestal, enhancing the efficiency of non-phasematched parasitic processes and thereby limiting device performance in many applications. We find good agreement between analytical modeling and experiments. +5I+tQN Open-Path High Sensitivity Atmospheric Ammonia Sensing with a 9 μm Quantum Cascade Laser, David J. Miller, Mark A. Zondlo; Princeton Univ., USA. We develop a ground-based, non-cryogenic, open-path quantum cascade laser ammonia sensor operating at 9.06 um for high sensitivity atmospheric measurements. A cylindrical mirror multi-pass optical cell and wavelength modulation spectroscopy allow for pptv detection limits. +5I*tQN Emitter of Continues-Wave, Highly Coherent, Extreme Ultraviolet Radiation that is Driven by Low-Power Laser, Maxim Kozlov1, Oren Cohen1, Tal Carmon2, Harald G. L. Schwefel3; 1Technion, Israel, 2Univ. of Michigan, USA, 3Max-Planck-Inst. for the Science of Light, Germany. We propose emitter of high-order harmonics that is driven by a low-power continues-wave laser. The driving field is enhanced within a micro-resonator and further focused into sub-wavelength hot-spots by plasmonic nano-particles located near its surface. $5I&&tQN Generalized Spatiotemporal Quasi Phase Matching, Alon Bahabad, Margaret Murnane, Henry Kapteyn; JILA, NIST, Univ. of Colorado, USA. We develop a description of nonlinear optics where quasi-phase-matching of both momentum and energy mismatch can be implemented by employing both spatial and temporal modulations. This generalized quasi-phase-matching technique could allow unique applications. +5I+tQN Atmospheric Transmission Testing Using a Portable, Tunable, High Power Thulium Fiber Laser System, Timothy S. McComb, R. Andrew Sims, Christina C. C. Willis, Pankaj Kadwani, Lawrence Shah, Martin Richardson; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. A narrow linewidth thulium fiber laser is tuned from 1945 - 2090 nm to investigate atmospheric transmission at 1 km. Results confirm simulations with high transmission >2025 nm and strong atmospheric absorption <1960 nm. QNoQN %JOOFS#SFBL(on your own) QNoQN $-&02&-41PTUEFBEMJOF1BQFS4FTTJPOT San Jose McEnery Convention Center, Rooms A6, A7 and A8 NOTES ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Thursday, May 20 ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 187 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ Friday, May 21 188 Room A1 Room A2 Room A3 Room A4 CLEO 8:00 a.m.–12:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. $'"t4VSGBDF&OIBODFEBOE 'JCFS3BNBO5FDIOPMPHJFT Zuyuan He; Univ. of Tokyo, Japan, Presider 8:00 a.m.–9:45 a.m. $'#t.FUBNBUFSJBM%FWJDFT Peter Catrysse; Stanford Univ., USA, Presider 8:00 a.m.–9:45 a.m. $'$t4FDVSJUZBOE0QUJDBM Monitoring David Caplan; MIT Lincoln Lab, USA, Presider 8:00 a.m.–9:45 a.m. $'%t6MUSBGBTU'JCFS"NQMJGJFST Martin Fermann; IMRA America, Inc., USA, Presider $'"tBN Mixed Dimer Double Resonance Substrates for Surface-Enhanced Raman Spectroscopy, Mohamad G. Banaee, Paul Peng, Eric D. Diebold, Eric Mazur, Kenneth B. Crozier; School of Engineering and Applied Sciences, Harvard Univ., USA. Surface enhanced Raman spectroscopy is performed on mixed dimers, consisting of pairs of gold nanoparticles with different shapes and plasmon frequencies. These are termed double resonance substrates. The results are compared to double dimer geometry. $'#tBN Magnetic Interaction at Optical Frequencies in InP-Based Waveguide Device Combined with Metamaterial, Tomohiro Amemiya1, Takahiko Shindo2, Daisuke Takahashi2, Nobuhiko Nishiyama2, Shigehisa Arai1,2; 1Quantum Nanoelectronics Res. Ctr., Tokyo Inst. of Technology, Japan, 2Dept. of Electrical and Electronic Engineering, Tokyo Inst. of Technology, Japan. We developed a waveguide optical device combined with left-handed materials consisting of minute split-ring resonators. The device can operate as a 1.5-μm-band all-optical switch, making use of magnetic resonance between the resonators and light. $'$tBN CD Insensitive PMD Monitoring by Using FBG Notch Filter in 57-Gbit/s D8PSK and 38-Gbit/s DQPSK Systems, Jing Yang1, Changyuan Yu1,2, Linghao Cheng3, Zhaohui Li3, Chao Lu3, Alan Pak Tao Lau3, Hwa-Yaw Tam3, Ping-kong Alexander Wai3; 1Natl. Univ. of Singapore, Singapore, 2RF and Optical Dept., A*STAR Inst. for Infocomm Res., Singapore, 3Photonic Res. Ctr., Hong Kong Polytechnic Univ., China. A CD insensitive PMD monitoring scheme based on measuring RF power is demonstrated experimentally. By using a FBG notch filter, one sideband is filtered out and corresponding RF power is CD insensitive PMD monitoring signal. $'%tBN Double-Pass Single Stage Short Length YbDoped Rod Type Fibre Chirped Pulse Amplifier System, Yoann Zaouter, Antoine Courjaud, Clemens Hönninger, Eric Mottay; Amplitude Systemes, France. We report the generation of 200 µJ, 240 fs and 750 MW peak power pulses from a single stage 50 dB of gain Yb-doped rod type photonic crystal fibre chirped pulse amplifier in double-pass configuration. $'"tBN Surface-Plasmon Enhanced Raman Scattering of DNA Molecules on Regular Arrays of Modified Gold Nanoparticles, Ho-Jong Kim1, Jea-Ho Song1, Byung-Jun Ahn1, Tae-Soo Kim1, Yanqun Dong1, Jung-Hoon Song1, Sanghun Kim2, Hee Jin Sohn2, Dong Han Ha2; 1Kongju Natl. Univ., Republic of Korea, 2Div. of Advanced Technology, Korea Res. Inst. of Standards and Science, Republic of Korea. We performed SERS studies of DNA monolayer on modified Au nanoparticle regular arrays. Drastic enhancement of SERS from DNA molecules was observed when closely spaced arrays were optimally prepared by e-beam lighography and chemical modification. $'#tBN Plasmon Stimulated Emission in Arrays of Bimetallic Stripes, Ananth Krishnan, Stephen P. Frisbie, Luis Grave de Peralta, Ayrton Bernussi; Texas Tech Univ., USA. Plasmon stimulated emission gives rise to coherent emission of leakage radiation from adjacent stripes in arrays of bi-metallic structures coated with dye-doped dielectric. This resulted in unambiguous interference patterns imaged by Fourier-plane leakage radiation microscopy. $'$tBN OSNR Monitoring Using Two Fibre Interferometers, Edward A. Flood, W. H. Guo, A. L. Bradley, M. Lynch, D. Reid, L. P. Barry, J. F. Donegan; Trinity College Dublin, Ireland. Two Michelson fiber interferometers were used to measure the in-band OSNR of a noisy signal between 5 and 30dB within ±0.5dB without prior knowledge of the noise-free extinction ratio of the signal. $'%tBN Pulse Compression of a High Power Modelocked Thin Disk Oscillator Using a Rod-Type Fiber Amplifier, Clara J. Saraceno, Oliver H. Heckl, Cyrill R. E. Baer, Christian Kraenkel, Thomas Suedmeyer, Ursula Keller; ETH Zürich, Switzerland. We present a simple nonlinear compression setup based on a 70-µm diameter rod-type fiber amplifier seeded by a 12-W, 1.1-ps Yb:YAG modelocked thin-disk laser. We generate 55 W of compressed sub-100-fs pulses at 11.6 MHz. $'"tBN Active Plasmon Tuning of Metal-Elastomer Nanostructures, Fumin Huang, Robin M. Cole, Sumeet Mahajan, Jeremy J. Baumberg; Univ. of Cambridge, UK. Surface plasmon metal-elastomer nanostructures are actively tuned by stretching mechanically-tuneable elastomeric films. Tuneable plasmonic resonances and unusual inter-particle coupling are experimentally demonstrated. Such structures are highly suitable for developing optimal Raman and fluorescence sensors. $'#tBN FDTD Simulation of Semiconductor Plasmonic Nano-Ring Laser at 1550nm Based on Realistic Semiconductor Gain Model, Xi Chen1, Bipin Bhola2, Yingyan Huang1, Seng-Tiong Ho1; 1 Northwestern Univ., USA, 2Data Storage Inst., Singapore. We discuss the regime where nanoring laser is feasible in which the absorption loss in metal is compensated by semiconductor gain. A nanometre-scale electrically pumped ring laser design is simulated using multi-level multielectron FDTD model. $'$tBN *OWJUFE Secure Optical Communications, Gregory Kanter; NuCrypt, LLC., USA. We describe the state of physics-based secure optical communication systems. Practical issues associated with both key generation and high-speed physical-layer secure data transmissions are discussed. $'%tBN All Fiber High Energy, High Power Picosecond Laser, Simonette Pierrot1, Julien Saby1, Anthony Bertrand2, Flavien Liegeois2, Charles Duterte2, Benjamin Coquelin1, Yves Hernandez2, François Salin1, Domenico Giannone2; 1EOLITE Systems, France, 2MULTITEL ASBL, Belgium. We report on a 83W, 14µJ, 5.9MHz, 30ps MOPA fiber laser based on an Yb mode-locked fiber oscillator and a rodtype LMA amplifier. By frequency tripling, this configuration can generate up to 20W of UV. $'"tBN Raman Amplification at 800 nm in Single-Mode Fiber for Biological Sensing and Imaging, Ata Mahjoubfar, Keisuke Goda, Bahram Jalali; Univ. of California at Los Angeles, USA. We report the first experimental demonstration of Raman amplification in a fiber at wavelengths near 800 nm and propose its application to fast real-time optical sensing and imaging in this technologically important band. $'#tBN A Nano-Optical Vector Network Analyzer, Robert L. Olmon1, Peter M. Krenz2, Brian A. Lail3, Laxmikant V. Saraf4, Glenn D. Boreman2, Markus B. Raschke1; 1Univ. of Washington, USA, 2 CREOL, Univ. of Central Florida, USA, 3Florida Inst. of Technology, USA, 4Pacific Northwest Natl. Lab, USA. We reconstruct the magnetic near-field and source current distribution of a linear IR optical antenna from the 3-D electric vector near-field as probed using s-SNOM. Fine details associated with antenna coupling are observed. $'%tBN 1-Watt Average-Power 100-MHz RepetitionRate 258-nm Ultaviolet Pulse Generation from a Femtosecond Ytterbium Fiber Amplifier, Xiangyu Zhou1,2, Dai Yoshitomi1,2, Yohei Kobayashi1,3, Kenji Torizuka1,2; 1AIST, Japan, 2CREST, JST, Japan, 3 Inst. for Solid State Physics, Univ. of Tokyo, Japan. 1-Watt-average-power pulse at 258 nm was generated by frequency quadrupling fom a femtosecond ytterbium-doped fiber amplifier at 100 MHz. A resonant cavity was employed as the frequency doubling stage to increase conversion efficiency. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A6 Room A7 2&-4 8:00 a.m.–12:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. 2'"t/PODMBTTJDBM-JHIU Christoph Marquardt; Max Planck Inst. for the Science of Light, Germany, Presider 8:00 a.m.–9:45 a.m. 2'#t2VBOUVN0QUJDBM4PVSDFT BOE1SPDFTTFT Meir Orenstein; Technion – Israel Inst. of Technology, Israel, Presider 8:00 a.m.–9:45 a.m. 2'$t/BOPSFTPOBUPST Gennady Shvets; Univ. of Texas at Austin, USA, Presider 2'"tBN *OWJUFE Squeezed Light for Gravitational Wave Detection, Roman Schnabel; Leibniz Univ. Hannover, Germany. The sensitivity of laser-interferometric gravitational wave detectors can be improved with squeezed light. The first squeezed-light laser, aiming for a permanent operation in such a detector, has now been accomplished and characterized. 2'#tBN *OWJUFE Modulation of Photons and Biphotons, Steve Harris, C. Belthangady, Chih-Sung Chuu, S. Du, P. Kolchin, S. Sensarn, I. A. Yu, J. M. Kahn, G. Y. Yin; Ginzton Lab, Stanford Univ., USA. We use slow light to make biphotons that are sufficiently long to allow temporal modulation. The talk will describe experiments demonstrating modulation of single photons, non-local modulation and measurement of biphotons, and spread spectrum techniques. 2'$tBN *OWJUFE Plasmonic Interference and Coherence in Metallic Nanostructures, Peter Nordlander; Rice Univ., USA. A general discussion of radiative interference processes in plasmonic nanostructures is presented. It will be shown that the interference between subradiant and superradiant plasmon modes can induce pronounced Fano resonances it the optical spectra. 2'"tBN Generation of a Comb of Vacuum Squeezing over 2.4 GHz for Multiplexed Communication, Michele Heurs1, James G. Webb1, Tim C. Ralph2, Elanor H. Huntington1; 1Ctr. for Quantum Computer Technology, School of Engineering and Information Technology, Univ. of New South Wales, Australia, 2 Ctr. for Quantum Computer Technology, Dept. of Physics, Univ. of Queensland, Australia. We demonstrate the measurement of a “squeezing comb”, the time-resolved homodyne detection of the first twelve vacuum squeezing sidebands of an optical parametric oscillator, and propose its use as a multiplexed quantum communications channel. 2'#tBN Heralded, Pure-State Single-Photon Source Based on a KTP Waveguide, Zachary H. Levine, Jun Chen, Alexander Ling, Jingyun Fan, Alan Migdall; NIST, USA. We show that with simple spectral filtering, the Schmidt number for the transmitted photon-pairs (with 90% transmittance) which are produced via type-II parametric down-conversion in a KTP waveguide equals to unity to within 0.2%. 2'$tBN Plasmon Hybridization Enhances the Transient Absorption Signal of a Single Nanoparticle, David Molnar1,2, Thorsten Schumacher 1,2, Kai Kratzer1,2, Markus Lippitz1,2; 1Max-Planck-Inst. for Solid State Res., Germany, 24th Physics Inst., Univ. of Stuttgart, Germany. A tiny variation of a single metal nanoparticle’s dielectric properties has only a weak influence on the light field. We demonstrate, using optical nano-antenna concepts, how plasmon hybridization helps to increase the particle’s influence. 2'"tBN Homodyne Locking of a Squeezer, Michele Heurs1,2, Ian R. Petersen1, Matthew R. James3, Elanor H. Huntington2; 1School of Engineering and Information Technology, Univ. of New South Wales, Australia, 2Ctr. for Quantum Computer Technology, School of Engineering and Information Technology, Univ. of New South Wales, Australia, 3 Dept. of Engineering, Faculty of Engineering and Information Technology, Australian Natl. Univ., Australia. Homodyne locking is a new approach to frequency-locking an OPO-based squeezedvacuum source and its driving laser. It is cheap, easy to implement, subsequent measurements are automatically phase-locked, and it is uniquely a sub-QNL frequency discriminator. 2'#tBN Frequency Down-Conversion of Single Photons into the Telecom Band, Georgina A. OlivaresRenteria1, Carlo Ottaviani2, Giovanna Morigi2,3, Helge Ruetz 3, Sebastian Zaske 3, Johannes A. L’huillier4, Christoph Becher3; 1Univ. de Concepcion, Chile, 2Univ. Autonoma de Barcelona, Spain, 3 Univ. des Saarlandes, Germany, 4Technische Univ. Kaiserslautern, Germany. We propose a practical implementation for single-photon down conversion based on difference frequency generation by a nonlinear crystal. A theoretical model is presented, where the quantum noise sources, relevant to the process, are identified. 2'$tBN Self-Assembled Plasmonic Nanoparticle Clusters, Jonathan Fan1, Chihhui Wu2, Kui Bao3, Jiming Bao4, Rizia Bardhan3, Naomi Halas3, Vinothan Manoharan1, Peter Nordlander3, Gennady Shvets2, Federico Capasso1; 1Harvard Univ., USA, 2Univ. of Texas at Austin, USA, 3Rice Univ., USA, 4Univ. of Houston, USA. Polymer-coated gold nanoshells are assembled, using capillary forces, into packed clusters with tailored surface plasmon resonances. Separation between nanoshells is engineered to be ~2nm. Strongly coupled resonances in nanoshell dimers and trimers are observed. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Friday, May 21 Room A5 189 Friday, May 21 190 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 2&-4 CLEO 8:00 a.m.–12:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. 2'%t2VBOUVN%PUT Glenn Solomon; NIST, USA, Presider 8:00 a.m.–9:45 a.m. 2'&t0QUJDBM*OUFSBDUJPOTXJUI $PME"UPNT Daniel Steck; Univ. of Oregon, USA, Presider 8:00 a.m.–9:45 a.m. $'&t*OUFHSBUJPOGPS0QUJDBM $PNNVOJDBUJPOT Todd H. Stievater; NRL, USA, Presider 8:00 a.m.–9:45 a.m. $''t%/BOPTUSVDUVSFE 1IPUPOJD.BUFSJBMT Mads B. Christiansen; Technical Univ. of Denmark, Denmark, Presider 2'%tBN Carrier Capture Studies in InGaAs Quantum Posts, Dominik Stehr1, Christopher M. Morris1, Diyar Talbayev2, Martin Wagner3, Hyochul Kim1, Antoinette J. Taylor2, Harald Schneider3, Pierre M. Petroff1, Mark S. Sherwin1; 1Univ. of California at Santa Barbara, USA, 2Los Alamos Natl. Lab, USA, 3 Forschungszentrum Dresden-Rossendorf, Germany. The capture dynamics of photogenerated carriers in InGaAs quantum posts (QPs) are investigated. We demonstrate that QPs efficiently capture carriers from the surrounding host material within a few picoseconds, making them attractive for device applications. 2'&tBN Observation of Collisional Narrowing in an Ensemble of Cold Atoms, Yoav Sagi, Ido Almog, Nir Davidson; Weizmann Inst. of Science, Israel. We study the coherence dynamics of optically trapped 87Rb atoms. We observe a decrease of the dephasing rate for an increasing elastic collision rate, and show that it depends only on the phase space density. $'&tBN High Performance Add-Drop Filter Tunable over a Large Spectral Range, Hugo L. R. Lira, Jaime Cardenas, Michal Lipson; Cornell Univ., USA. We demonstrate an error-free add-drop filter for a 10 Gbps signal, tunable over 16 nm. The structure consists of a series of ring resonators embedded between micro-heaters designed to ensure homogeneous temperature distribution. $''tBN 5VUPSJBM Three-Dimensional Optical Metamaterials and Nanoantennas: Chirality, Coupling, and Sensing, Harald Giessen, Na Liu; Univ. of Stuttgart, Germany. We review the properties of optical 3-dimensional metamaterials and analyze their coupling properties as well as chirality and sensing applications. 2'%tBN A Spin Phase Gate Based on Optically Generated Geometric Phases in a Self-Assembled Quantum Dot, Erik D. Kim1, Katherine Truex1, Xiaodong Xu1, Bo Sun1, Duncan Steel1, Allan Bracker2, Dan Gammon2, Lu Sham3; 1Univ. of Michigan, USA, 2 NRL, USA, 3Univ. of California at San Diego, USA. We demonstrate the use of optically generated geometric phases to modify the phase of one of the spin states of an electron confined in an InAs quantum dot, effectively executing a spin phase gate. 2'&tBN Cooling Atoms with a Moving One-Way Barrier, J. Thorn, E. Schoene, D. Steck; Univ. of Oregon, USA. We demonstrate the use of a moving optical one-way barrier for cooling a collection of atoms, and how sensitive this method is to varying experimental parameters. $'&tBN Continuously-Tunable Optical Delay Line Using PLC-Based Optical FIR Filter, NGUYEN H. Manh, Koji Igarashi, Kazuhiro Katoh, Kazuro Kikuchi; Dept. of Electronic Engineering, Univ. of Tokyo, Japan. We demonstrate continuouslytunable optical delay using an optical FIR filter consisting of discrete time-delay elements. A 16tap PLC-based FIR filter having a 10-ps unit time delay enables tunable delay in the range of 25 ps. 2'%tBN Coherent Spectroscopy of Single GaAs Quantum Dots, Christian Wolpert1,2, Lijuan Wang3, Paola Atkinson3, Armando Rastelli3, Oliver G. Schmidt3, Markus Lippitz1,2; 1Max-Planck-Inst. for Solid State Res., Germany, 24th Physics Inst., Univ. of Stuttgart, Germany, 3Inst. for Integrative Nanosciences, IWF Dresden, Germany. We report on Rabi oscillations in the ground state exciton transition of a single GaAs/AlGaAs quantum dot measured by a reflective, ultrafast pump-probe technique using only far field microscopic techniques. 2'&tBN A Compact, Moveable, Microchip-Based System for High Repetition Rate Production of Bose-Einstein Condensates, Kai M. Hudek, Daniel M. Farkas, Evan A. Salim, Stephen R. Segal, Matthew B. Squires, Dana Z. Anderson; Univ. of Colorado, USA. We present a compact, moveable system for producing Bose-Einstein condensates (BECs) on an integrated microchip. The system occupies 0.4m3 and operates as fast as 0.3 Hz. Condensates of 1.9x104 atoms in 87Rb have been demonstrated. 2'%tBN Spin Blockaded Radiative Cascades in a Neutral Quantum Dot, Yaron Kodriano1, Eilon Poem1, Chene Tradonsky1, Dmitry Galushko1, Pierre M. Petroff2, David Gershoni1; 1Technion - Israel Inst. of Technology, Israel, 2Material Dept., Univ. of California at Santa Barbara, USA. We measure the polarization tomography of a novel radiative cascade, initiating from a matastable confined two electron-hole pairs state in which the holes form a spin-triplet configuration, blockaded from thermalizing to their ground singlet state. 2'&tBN Chip-Based Optical Interactions with Rubidium Vapor, Pablo S. Londero, Jacob Levy, Aaron Slepkov, Amar Bhagwat, Kasturi Saha, Vivek Venkataraman, Michal Lipson, Alexander L. Gaeta; Cornell Univ., USA. We demonstrate tightly confined interactions with Rb atoms on a chip of silicon nitride nanowires. Optical depths of 2 are observed, and absorption spectroscopy reveals strong effects of transit-time broadening and Van der Waals shifts. $'&tBN *OWJUFE Photonic Integrated Circuits for High-Speed Communications, Chris R. Doerr; Bell Labs, Alcatel-Lucent, USA. We review demonstrated complex monolithic photonic integrated circuits (PICs) designed for high-speed fiber-optic communication systems. We focus on PICs that deliver or receive advanced modulation formats. Harald Giessen obtained his diploma in Physics from Kaiserslautern and his M.S. and Ph.D. in Optical Sciences from the University of Arizona in 1994 and 1995, respectively. After one year as post-doc at the Max-Planck-Institute for solid state research in Stuttgart, he moved to Marburg University. He became Associate Professor at the University of Bonn in 2001 and Full Professor at the University of Stuttgart in 2004. His research topics are ultrafast nano-optics, metamaterials, and white-light lasers. He was elected OSA fellow in 2008. : Thank you for attending CLEO/QELS. Look for your post-conference survey via email and let us know your thoughts on the program. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU $-&0"QQMJDBUJPOT CLEO +0*/5 8:00 a.m.–12:00 p.m. Registration Open, San Jose McEnery Convention Center, Concourse Level 8:00 a.m.–9:45 a.m. "'"t*NBHJOHBOE-JUIPHSBQIZ Iain T. McKinnie; Kapteyn Murnane Labs, USA, Presider 8:00 a.m.–9:45 a.m. $'(t/POMJOFBS0QUJDBM .BUFSJBMT Shekhar Guha; AFRL, USA, Presider 8:00 a.m.–9:45 a.m. +'"t*OUFOTF93BZ4PVSDFTBOE "QQMJDBUJPOT David Villeneuve; Natl. Res. Council Canada, Canada, Presider "'"tBN *OWJUFE Laser Imaging inside Engines for Advanced Direct Injection Gasoline Engine Development, Michael Drake; General Motors Global Res. and Development, USA. Imaging techniques (laser Mie scattering, particle image velocimetry, spectrallyresolved spark and combustion luminosity, and laser induced fluorescence) allow fuel injection, fuel/air mixing, ignition, and combustion to be followed at kHz rates within one engine cycle. $'(tBN *OWJUFE Intrinsic Laser-Induced Damage in Bulk Transparent Dielectrics, Oleg M. Efimov; HRL Labs, LLC, USA. Our results from experiments on laser-induced damage in transparent dielectrics are incompatible with the well-known avalanche ionization model. The mechanism of damage may involve a collective response of the dielectric, such as “dielectric-metal” phase transition. +'"tBN *OWJUFE Scientific Highlights from Operation of FLASH and New Opportunities with LCLS, Jochen Schneider; Deutsches Elektronen-Synchrotron DESY, Germany. The performance of the world’s first X-ray free-electron lasers FLASH at DESY in Hamburg and LCLS at SLAC in Stanford will be presented together with early scientific results. "'"tBN Optical Technique for Porosity Detection inside Valve Body Spool Bores down to 5 mm Diameter, Ojas P. Kulkarni, Mohammed N. Islam, Fred L. Terry, Jr.; Dept. of Electrical Engineering and Computer Science, Univ. of Michigan, USA. We inspect inner surfaces of valve body spool bores down to 5 mm diameter for porosity defects, using an optical probe with ~50 μm lateral resolution. The probe can also distinguish porosity from bump-type defects. $'(tBN Slow-Light Enhanced Self-Phase Modulation, Three-Photon Absorption and Free-Carriers in Photonic Crystals: Experiment and Theory, Chad Husko1, Sylvain Combrié2, Quynh Tran2, Fabrice Raineri3,4, Alfredo De Rossi2, Chee Wei Wong1; 1Columbia Univ., USA, 2Thales Res. and Technology, France, 3Lab de Photonique et de Nanostructures (CNRS UPR 20), France, 4Univ. D. Diderot, France. We demonstrate experimental results and analytical formulation of slow-lightenhanced self-phase modulation limited only by three-photon absorption. We present nonlinear figure-of-merits on three-photon-limited ultrafast switching, and critical intensities for free-carrier effects in photonic crystals. +'"tBN Explosions of Clusters in Intense X-Ray Pulses, Kay Hoffmann1, N. Kandadai1, H. Thomas1, A. Helal1, J. Keto1, T. Ditmire1, B. Iwan2,3, N. Timneanu2,3, J. Andreasson2,3, M. Seibert2,3, D. van der Spoel2,3, J. Hajdu2,3, S. Schorb4, T. Gorkhover4, D. Rupp4, M. Adolph4, T. Möller4, G. Doumy5, L. F. DiMauro5, C. Bostedt6, J. Bozek6, M. Hoener7, B. Murphy7, N. Berrah7; 1Univ. of Texas at Austin, USA, 2Uppsala Univ., Sweden, 3Stanford Univ., USA, 4 Inst. für Optik und Atomare Physik, Technische Univ. Berlin, Germany, 5Ohio State Univ., USA, 6 LCLS, Stanford Linear Accelerator Ctr., USA, 7 Western Michigan Univ., USA. Cluster explosion in ultrashort intense X-ray laser fields have been studied in first experiments at the LCLS with time-of flight techniques. Ion charge states and kinetic energy spectra indicate hydrodynamic and Coulombic plasma expansion contributions. "'"tBN Non-Contact Surface Roughness Measurement of Crankshaft Journals Using a SuperContinuum Laser, Vinay V. Alexander1, Haqiu Deng2,1, Mohammed N. Islam1, Fred L. Terry Jr1; 1 Univ. of Michigan Ann Arbor, USA, 2South China Univ. of Technology, China. We measure the RMS roughness of crankshaft journals from 0.05-0.13 microns at a 45degree angle of incidence and 70cm standoff distance. The system is used to detect and sort journals not polished to specifications. $'(tBN Analysis on the Control of Nonlinear Light Collapse in Magneto-Optical Kerr Media, Katarzyna A. Rutkowska1,2, Yoav Linzon2, Boris A. Malomed 3, Roberto Morandotti 2; 1Warsaw Univ. of Technology, Poland, 2INRS-EMT, Univ. of Québec, Canada, 3Tel Aviv Univ., Israel. We demonstrate a novel approach to the nonlinear optical collapse control in magneto-optical Kerr media. A suitable and essential interplay between magnetically-induced birefringences is fully described via a superposition of the Cotton-Mouton and Faraday effects. +'"tBN X-Ray-Induced Multiple Core Vacancies in Impulsively Aligned Molecules, James P. Cryan1,2, James M. Glownia1,2, Nora Berrah3, Cosmin Blaga4, John D. Bozek5, Christian Buth6, Louis F. DiMauro4, Li Fang3, Markus Guehr1, Matthias Hoener3, Jon P. Marangos7, Anne Marie March8, Brian K. McFarland1,2, Mariano Trigo1, Linda Young8, Philip H. Bucksbaum1,2, Ryan N. Coffee1,5; 1Pulse Inst., SLAC Natl. Accelerator Lab, USA, 2Stanford Univ., USA, 3Western Michigan Univ., USA, 4Ohio State Univ., USA, 5Linac Coherent Light Source, SLAC Natl. Accelerator Lab, USA, 6Louisiana State Univ., USA, 7Imperial College London, UK, 8Argonne Natl. Lab, USA. We observe a rich angular spectrum resulting from the Auger decay of a single K-shell vacancy but an apparent angle independence for the decay of a double core vacancy ‘localized’ to a single atom. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Friday, May 21 3PPN## 191 Friday, May 21 Room A1 Room A2 Room A3 Room A4 CLEO $'"t4VSGBDF&OIBODFEBOE 'JCFS3BNBO5FDIOPMPHJFT $POUJOVFE $'#t.FUBNBUFSJBM%FWJDFT $POUJOVFE $'$t4FDVSJUZBOE0QUJDBM .POJUPSJOH$POUJOVFE $'%t6MUSBGBTU'JCFS "NQMJGJFST$POUJOVFE $'"tBN Metal-Lined Capillaries for Efficient Raman Gas Sensing, Michael P. Buric1,2, Kevin P. Chen1,2, Joel Falk1,2, Steven D. Woodruff1; 1Natl. Energy Technology Lab, USA, 2Univ. of Pittsburgh, USA. We mathematically and experimentally examine the use of reflective silver-lined capillary waveguides that support a large number of EH1n modes to efficiently collect Raman Stokes scattering from gaseous samples. $'#tBN 100 nm Metallic Checkerboard by Wafer-Scale Nanoimprint and Its Application in Surface Enhanced Raman Spectroscopy, Wen-Di Li, Chao Wang, Stephen Y. Chou; Princeton Univ., USA. A wafer-scale (~4 inch) 100 nm nano-checkerboard structure was fabricated. The fabrication combines multiple nanoimprint lithography, 3-D patterning and self-aligned etching. Transmission/reflection resonance at ~750 nm and Raman enhancement of ~ 4.5E6 were achieved. $'$tBN Secure Optical Transmission in Single-User Channel Using Encrypted Wireless CDMA Codes, Zhenxing Wang1, Lei Xu2, John Chang1, Ting Wang2, Paul R. Prucnal1; 1Princeton Univ., USA, 2NEC Labs, America, USA. We propose to use encrypted wireless CDMA codes to transmit data securely through an optical single-user channel. Our experiment successfully transmits data at 1.56Gb/s with a BER of 10-3, below FEC limit. $'%tBN All-Fiber-Integrated Nonlinear Chirped-Pulse Amplifier with Microjoule Energy at 1 MHz, Hamit Kalaycioglu, Bulent Oktem, Çağrı Şenel, Punya Prasanna Paltani, F. Ömer Ilday; Bilkent Univ., Turkey. We report 57kW of peak power, 4μJ of energy and nonlinear shift of ~22π at 1MHz repetition rate, the highest from an all-fiber-integrated amplifier, limited by Raman amplification. Numerical simulations provide good agreement with experiments. $'"tBN High Spatial Resolution Distributed Fiber Sensor Using Raman Scattering in Single-Mode Fiber, Shellee D. Dyer1, Burm Baek1, Sae Woo Nam1, Michael Tanner2, Robert H. Hadfield2; 1NIST, USA, 2Heriot-Watt Univ., UK. We demonstrate a distributed fiber temperature sensor based on Raman scattering in single-mode fiber. Using low-timing jitter superconducting nanowire single-photon detectors, we are able to achieve spatial resolution as fine as 1 cm. $'#tBN Metal Optics as a Circuit Problem: Revealing the Possibility of an Optical Voltage Transformer, Matteo Staffaroni1, Eli Yablonovitch1, Josh Conway2; 1Univ. of California at Berkeley, USA, 2Kinsey Technical Services, USA. A simple circuit model is used to derive the fundamental electromagnetic properties of metals in the optical regime. The model reveals the possibility of optical voltage transformers capable of matching large impedances at the nanoscale. $'$tBN Multiple-Access Optical Chaos-Based Communications Using Optoelectronic Systems, Damien Rontani1,2,3, Alexandre Locquet2,3, Marc Sciamanna1,2,3, David S. Citrin2,3, Atsushi Uchida4; 1 Ecole Supérieure d’Electricite, France, 2Unite Mixte Intl. UMI, GeorgiaTech andCNRS, France, 3Georgia Tech, USA, 4Saitama Univ., Japan. OFDM multipleaccess technique is applied to optical chaos-based communications using an optoelectronic oscillator with multiple delayed feedback loops. The encrypted transmission of multiple data streams with better spectral efficiency than a single stream is possible. $'%tBN Passive Synchronization between a 131-W Mode-Locked Nanosecond Yb-Doped Fiber Laser and a Femtosecond Ti:sapphire Laser, Ming Yan, Wenxue Li, Qiang Hao, Yao Li, Kangwen Yang, Hui Zhou, Heping Zeng; East China Normal Univ., China. We demonstrate a passive synchronization between a high power nanosecond fiber laser and a femtosecond Ti:sapphire laser with a cavity-length mismatch tolerance up to 8 cm and a timing jitter of 13 ps. $'"tBN Design of Low-Loss Arrayed Waveguide Gratings for Applications in Integrated Raman Spectroscopy, Nur Ismail1, Alvin C. Baclig2, Peter J. Caspers2, Fei Sun1, Kerstin Wörhoff1, René M. de Ridder1, Markus Pollnau1, Alfred Driessen1; 1Univ. of Twente, Netherlands, 2Erasmus MC, Netherlands. An integrated low-loss arrayed waveguide grating is designed for Raman spectroscopy of the human skin. The device layout targets spectral analysis of Raman-scattered light for in vivo determination of water concentration in the stratum corneum. $'#tBN Beam Steering of Mid-Infrared Light with Active Plasmonic Structures, David C. Adams1, Sukosin Thongrattanasiri2, Viktor Podolskiy2,1, Daniel Wasserman1; 1Univ. of Massachusetts at Lowell, USA, 2 Oregon State Univ., USA. We demonstrate beaming of coherent mid-infrared radiation through subwavelength slits flanked by periodic grooves at a metal/semiconductor interface. Steering angle is controlled by tuning either the incidentlight wavelength or the optical properties of the semiconductor. $'$tBN Nonlinear Delayed Differential Optical Phase Feedback For High Performance Chaos Communications, Maxime Jacquot, Roman Lavrov, Laurent Larger; FEMTO-ST / Optics, France. We report on the latest developments in electrooptic chaos communications intended for physical layer optical data protection. Unprecedented performances have been obtained in bit rate and transmission quality, from laboratory and field experiments. $'%tBN Long-Term Reliable Phase-Locked Seed Source for Yb-Fiber-Based Chirped Pulse Amplification, Yunseok Kim, Young-Jin Kim, Seungman Kim, Seung-Woo Kim; KAIST, Republic of Korea. We constructed a composite fiber-based femtosecond laser by combining Er- and Yb-doped fibers to achieve superb long-term stability along with high pump-to-signal conversion. BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 192 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A6 Room A7 2&-4 2'"t/PODMBTTJDBM-JHIU $POUJOVFE 2'#t2VBOUVN0QUJDBM4PVSDFT BOE1SPDFTTFT$POUJOVFE 2'$t/BOPSFTPOBUPST $POUJOVFE 2'"tBN Experimental Quantum Averaging of Squeezed Quadratures, Mikael Lassen1, Lars Skovgaard Madsen1, Metin Sabuncu2, Radim Filip3, Ulrik Andersen1; 1Technical Univ. of Denmark, Denmark, 2Max-Planck-Inst. for the Science of Light, Germany, 3Dept. of Optics, Palacky Univ., Czech Republic. We demonstrate an averaging process, corresponding to the harmonic-mean, that average quantum noise sources better than the basic arithmetic-mean strategy. Using simple linear optics, homodyne detection and feedforward, and it is tested on squeezed states. 2'#tBN Optimization of Synchronized Single-Photon Frequency Upconversion by Temporal and Spectral Control, Xiaorong Gu, E. WU, Kun Huang, Yao Li, Haifeng Pan, Heping Zeng; East China Normal Univ., China. Single photons at 1.04 µm were converted to the visible region by sum-frequency generation with a synchronized pumping beam at 1.55 µm and the maximum detection efficiency was reached 27.6%. 2'$tBN Microcavity Plasmonics, Ralf Ameling, Harald Giessen; Univ. of Stuttgart, Germany. We introduce the new concept of microcavity plasmonics: A cut-wire pair is strongly coupled to photonic modes in a microcavity. Large anticrossings of the symmetric and antisymmetric plasmon modes and the cavity modes are observed. 2'"tBN Frequency Translation of Single-Photon States by Four-Wave Mixing in a Photonic Crystal Fiber, Hayden J. McGuinness1, Michael G. Raymer1, Colin J. McKinstrie2, Stojan Radic3; 1Univ. of Oregon, USA, 2Bell Labs, USA, 3Univ. of California at San Diego, USA. We study the effect of frequency translation of single-photon states in optical fiber through use of the Bragg scattering four-wave mixing process. Preliminary evidence shows that this goal has been achieved. 2'#tBN Electric-Field-Induced Coherent Control in a Semiconductor, Jared K. Wahlstrand1, Haipeng Zhang1,2, John E. Sipe1,3, Steven T. Cundiff1,2; 1JILA, NIST, Univ. of Colorado, USA, 2Dept. of Electrical, Computer, and Energy Engineering, Univ. of Colorado, USA, 3Dept. of Physics, Univ. of Toronto, Canada. A static electric field enables 1+2-photon coherent control of the photoexcited carrier population in semiconductors. A theory based on the Franz-Keldysh effect is compared to results of an experiment in (100) GaAs. 2'$tBN Enhanced Second Harmonic Generation in Plasmonic Nanocavities, Ye Pu1, Rachel Grange1, Chia-Lung Hsieh 1,2, Demetri Psaltis 1; 1École Polytechnique Fédérale de Lausanne, Switzerland, 2 Caltech, USA. We experimentally demonstrate significantly enhanced second harmonic generation using nanoengineered plasmonic nanocavities of core-shell structures (BaTiO3/Au). An enhancement factor of over 500 is measured in the second harmonic scattering efficiency compared to the bare core. 2'"tBN Two-Photon Interference and Commutation Relations, Brian J. Smith1,2, N. Thomas-Peter2, I. A. Walmsley2; 1Ctr. for Quantum Technologies, Natl. Univ. of Singapore, Singapore, 2Univ. of Oxford, UK. We experimentally demonstrate spectral-temporal two-photon interference at a beam splitter with pure state separable photons. This shows the bosonic nature of light, characterizing creation and annihilation operators. 2'#tBN Coherent Control of Wavefundtions in 2-D Fourier Transform Optical Spectroscopy, Jongseok Lim, Han-gyeol Lee, Sangkyung Lee, Kanghee Lee, Jaewook Ahn; KAIST, Republic of Korea. We demonstrate the advantage of coherent control technique in 2-D Fourier transform optical spectroscopy on atomic model system. By spectrally shaping individual pulses, we selectively turn on and off target couplings. 2'$tBN Self-Organized Nanophotonic Signal Transmission Device, Takashi Yatsui1, Yo Ryu1, Tetsu Morishima1, Wataru Nomura1, Tetsu Yonezawa2, Masao Washizu1, Hiroyuki Fujita1, Motoichi Ohtsu1; 1 Univ. of Tokyo, Japan, 2Hokkaido Univ., Japan. We developed a self-assembly method for alignment of ZnO quantum dots (QDs) into a straight line. The polarization dependence of photoluminescence intensity revealed the signal transmission via an optical near-field along the QD chain. Friday, May 21 Room A5 BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 193 Friday, May 21 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 2&-4 CLEO 2'%t2VBOUVN%PUT $POUJOVFE 2'&t0QUJDBM*OUFSBDUJPOTXJUI $PME"UPNT$POUJOVFE $'&t*OUFHSBUJPOGPS0QUJDBM $PNNVOJDBUJPOT$POUJOVFE $''t%/BOPTUSVDUVSFE 1IPUPOJD.BUFSJBMT$POUJOVFE 2'%tBN Transient Emission of the ‘Off’ State of Blinking Quantum Dots is Not Governed by Auger Recombination Dynamics, Shamir Rosen, Osip Schwartz, Dan Oron; Weizmann Inst. of Science, Israel. Blinking in colloidal nanocrystals is studied through photon counting from single nanocrystals. Size independent ‘off ’ state dynamics are observed in contrast to predictions by prevailing models which attribute ‘dark’ states to Auger recombination assisted quenching. 2'&tBN *OWJUFE A Quantum Gas Microscope for Detecting Single Atoms in a Hubbard-Regime Optical Lattice, Markus Greiner; Harvard Univ., USA. Abstract not available. $'&tBN High-Speed Coupling-Modulated Lasers, Wesley D. Sacher, Joyce K. S. Poon; Univ. of Toronto, Canada. We propose and demonstrate laser modulation at rates greatly exceeding the relaxation resonance frequency by modulating the output coupler. An erbium fiber laser is modulated at over 10000 times its relaxation resonance frequency. $''tBN Stacked 2-D Photonic Crystal Reflectance Filters Fabricated by Nanoreplica Molding for Improving Optical Density and Angular Tolerance, Fuchyi Yang, Brian T. Cunningham; Univ. of Illinois at Urbana-Champaign, USA. Nanoreplica molding enables stacking of multiple 2-D photonic crystals on a large area plastic substrate to improve optical density and angular tolerance of the resulting narrowband optical limiting filter, used for laser eye/sensor protection. $'&tBN Integrated 500 MHz Femtosecond Waveguide Laser with Repetition Rate Multiplication to 2 GHz, Hyunil Byun1, Dominik Pudo1, Sergey Frolov2, Amir Hanjani2, Joseph Shmulovich2, Erich P. Ippen1, Franz X. Kärtner1; 1MIT, USA, 2CyOptics, USA. An integrated passively mode-locked 2-GHz waveguide laser generating 285-fs pulses is demonstrated. It is based on a 500-MHz repetition rate laser integrated together with a pulse interleaver on a 45x50 mm silica waveguide chip. $''tBN Development of Two-Layer Integrated Phase Masks for Three-Dimensional Photonic Crystal Template Fabrication, Di Xu1, Kevin P. Chen1, Ahmad Harb2, Yuankun Lin2; 1Dept. of Electrical and Computer Engineering, Univ. of Pittsburgh, USA, 2Dept. of Physics and Geology, Univ. of TexasPan American, USA. In this paper, we report the development of an integrated two-layer phase mask for five-beam holographic fabrication of three-dimensional photonic crystal templates. $'&tBN Zero-Dark Current Operation of a MetalGraphene-Metal Photodetector at 10 Gbit/s Data Rate, Thomas Mueller1,2, Fengnian Xia2, Phaedon Avouris2; 1 Inst. of Photonics, Vienna Univ. of Technology, Austria, 2IBM T. J. Watson Res. Ctr., USA. We demonstrate detection of an optical bit stream at 10 GBit/s data rate using a novel metal-graphene-metal photodetector. Utilizing an asymmetric metallization scheme allows zero-dark current operation, despite the fact that graphene is a semi-metal. $''tBN Paper Withdrawn. 2'%tBN Homogeneous Linewidth Temperature Dependence of Interfacial GaAs Quantum Dots Studied with Optical 2-D Fourier-Transform Spectroscopy, Denis Karaiskaj1,2, Galan Moody1,3, Alan D. Bristow1, Mark E. Siemens1, Xingcan Dai1, Allan S. Bracker4, Daniel Gammon4, Steven T. Cundiff1,3; 1JILA, NIST, Univ. of Colorado, USA, 2 Univ. of South Florida, USA, 3Dept. of Physics, Univ. of Colorado, USA, 4NRL, USA. Optical 2-D Fourier-transform spectroscopy extracts the temperature-dependent homogeneous lineshape of an ensemble of interfacial quantum dots. The asymmetric lineshape reveals that confinement and excitation-induced dephasing compete with strong exciton-phonon interactions, which dominate at higher temperature. 2'%tBN Coherent Writing and Reading of Quantum Dot Exciton State by Resonant Two Colors Polarized Laser Pulses, Stanislav Khatsevich1, Yaron Kodriano1, Chene Tradonsky1, Yael Benny1, Dmitry Galushko1, Pierre M. Petroff2, David Gershoni1; 1 Technion - Israel Inst. of Technology, Israel, 2Univ. of California at Santa Barbara, USA. We use a resonant circularly polarized picosecond laser pulse to write a coherent superposition of exciton’s states. We use a second, delayed circularly polarized pulse, tuned into the biexciton resonance to read the exciton’s state. 2'&tBN Cooling and Trapping of Neutral Mercury Atoms in a Magneto-Optical Trap, Patrick Villwock, Sebastian Siol, Thomas Walther; Technische Univ. Darmstadt, Germany. We report on the trapping of mercury in a magneto-optical trap from the background vapor using the 1S0-3P1 intercombination line. Up to (3.2 ± 0.3) x 106 202 Hg-atoms have been captured at a density of (4.8 ± 1.4) x 1010 atoms/cm3. BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 194 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU $-&0"QQMJDBUJPOT CLEO +0*/5 "'"t*NBHJOHBOE -JUIPHSBQIZ$POUJOVFE $'(t/POMJOFBS0QUJDBM .BUFSJBMT$POUJOVFE +'"t*OUFOTF93BZ4PVSDFTBOE "QQMJDBUJPOT$POUJOVFE "'"tBN *OWJUFE Laser Produced Plasma Light Sources for EUV Lithography, Bruno La Fontaine; Cymer Inc., USA. We present the latest results on highpower extreme-ultraviolet (EUV) light sources for lithography. This includes operation of highpower pulsed CO2 lasers, high repetition-rate Sn droplet targets, and collection of EUV light using multilayer-coated optics. $'(tBN Nonlinear Index Measurement by Intracavity Interferometry, Andreas U. Velten, Andreas SchmittSody, Jean-Claude Diels; Univ. of New Mexico, USA. Intracavity Phase Interferometry is applied to the measurement of nonlinear indices with a sensitivity and accuracy outperforming the z-scan. The sample is placed in a mode-locked laser cavity in which two pulses circulate independently. +'"tBN Ultrafast X-Ray-Pump, Laser-Probe Spectroscopy at LCLS, James M. Glownia1, James Cryan1, Oleg Kornilov2, Marcus Hertlein2, Oliver Gessner2, A. Belkacem2, Russell Wilcox2, Gang Huang2, James White1, Vladimir Petrovic1, Chandra Raman3, Hamed Merdji4, Dipanwita Ray5, Jakob Andreasson6, Janos Hajdu6, Josef Frisch1, William White1, Christoph Bostedt1, Philip H. Bucksbaum1, Ryan Coffee1; 1Stanford PULSE Inst. and LCLS, SLAC Natl. Accelerator Lab, USA, 2Lawrence Berkeley Natl. Lab, USA, 3Georgia Tech, USA, 4Ctr. d’études de Saclay, France, 5Kansas State Univ., USA, 6Uppsala Univ., Sweden. We report the first pump-probe spectra using 1 keV pulses from LCLS to excite N2 in delayed coincidence with 800 nm laser pulses. The delay between pump and probe was controlled to within 50 fsec. $'(tBN Cyanine Dyes with Exceptional Third-Order Nonlinear Optical Figures-of-Merit for AllOptical Switching, Joel M. Hales, Jonathan D. Matichak, Stephen Barlow, Shino Ohira, Kada Yesudas, Jean-Luc Brédas, Seth R. Marder, Joseph W. Perry; Georgia Tech, USA. A molecular design strategy that involves favorable control of one- and two-photon absorption resonances to produce exceptional nonlinear optical figures-of-merit for all-optical switching has been realized in a series of cyanines dyes. +'"tBN Nonlinear Processes in N2 Using LCLS Short X-Ray Pulses, Li Fang1, Matthias Hoener1, Markus Guehr2, Cosmin Blaga3, Christoph Bostedt4, John D. Bozek4, Phil Bucksbaum2, Christian Buth2,5, Ryan Coffee4, James Cryan2, Lou DiMauro3, Oliver Gessner6, James Glownia2, Erik Hosler6, Elliot P. Kanter7, Oleg Kornilov6, Edwin Kukk8, Brian K. McFarland2, Brendan Murphy1, Steve T. Pratt7, Daniel Rolles9, Nora Berrah1; 1Western Michigan Univ., USA, 2PULSE Inst., SLAC, USA, 3Ohio State Univ., USA, 4LCLS, USA, 5Louisiana State Univ., USA, 6 Lawrence Berkeley Natl. Lab, USA, 7Argonne Natl. Lab, USA, 8Dept. of Physics and Astronomy, Univ. of Turku, Finland, 9Max-Planck ASG, Germany. We use the unprecedented LCLS peak power to study nonlinear X-ray multiphoton physics in molecules. We report on fundamental questions concerning the creation and decay of double-core-hole vacancies in N2 by short X-ray pulses. $'(tBN Large Enhancement of Two-Photon Absorption in Semiconductors Using Highly Non-Degenerate Photons, Claudiu M. Cirloganu, Lazaro A. Padilha, Scott Webster, Gero Nootz, David J. Hagan, Eric W. Van Stryland; Univ. of Central Florida, USA. We performed frequency non-degenerate pumpprobe experiments in several direct-gap semiconductors using femtosecond and picosecond pulses. Tuning the long wavelength photons in the IR region, we observed a 125-fold enhancement of the two-photon absorption coefficient. +'"tBN 1 Hz Operation of a Gain-Saturated 10.9 nm Table-Top Laser, Yong Wang, David Alessi, Dale Martz, Mark Berrill, Brad Luther, Jorge Rocca; Colorado State Univ., USA. We report a gain-saturated 10.9nm table-top soft X-ray laser operating at 1Hz. With an average power of 1µW and pulse energy ~2µJ this laser extends a shorter wavelength the ability to conduct table-top laser experiments. "'"tBN Table-top Extreme Ultraviolet Laser Aerial Imaging of Lithographic Masks, Fernando Brizuela1, Sergio Carbajo1, Anne Sakdinawat2, Yong Wang1, David Alessi1, Dale Martz1, Bradley Luther1, Kenneth A. Goldberg2, David T. Attwood2, Bruno La Fontaine3, Jorge Rocca1, Carmen Menoni1; 1 Colorado State Univ., USA, 2Ctr. for X-Ray Optics, USA, 3Global Foundries, USA. We report the first at-wavelength line edge roughness measurements of patterned EUV lithography masks realized using a table-top aerial imaging system based on a table-top λ=13.2 laser. Friday, May 21 3PPN## BNoBN $PGGFF#SFBLSan Jose McEnery Convention Center, Concourse Level /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 195 Friday, May 21 Room A1 Room A2 Room A3 CLEO 10:15 a.m.–12:00 p.m. $')t'JCFS0QUJD4FOTJOH Joseph Buck; Lockheed Martin Coherent Technologies, USA, Presider 10:15 a.m.–12:00 p.m. $'*t1MBTNPOJD%FWJDFT Xiang Zhang; Univ. of California at Berkeley, USA, Presider 10:15 a.m.–12:00 p.m. $'+t0QUJDBM/FUXPSLT Giampiero Contestabile; Scuola Superiore Sant’Anna Pisa, Italy, Presider 10:15 a.m.–12:15 p.m. $',t:CBOE5N6MUSBGBTU'JCFS 0TDJMMBUPST Axel Ruehl; IMRA America, Inc., USA, Presider $')tBN Integrated Temperature Compensated Bragg Grating Refractometer - Benefiting from Birefringence, Richard M. Parker, James C. Gates, Christopher Holmes, Martin C. Grossel, Peter G. R. Smith; Univ. of Southampton, UK. UV written planar Bragg grating sensors have been shown to form effective refractometers. Here we show that by using the birefringence of an integrated waveguide a temperature insensitive Bragg grating refractometer can be realised. $'*tBN *OWJUFE Optical Metamaterials, Xiang Zhang; Univ. of California at Berkeley, USA. I will discuss recent experimental demonstrations of intriguing phenomena associated with Metamaterials and plasmonics. These include sub-diffraction imaging and focusing, negative refraction and Negativeindex Metamaterials, cloaking at optical frequencies and sub-wavelength plasmonic lasers. $'+tBN *OWJUFE Multi-Granularity Waveband- and Wavelength Path Network, Ken-ichi Sato; Nagoya Univ., Japan. Future enhancements in optical path layer enabling technologies are highlighted. The role of waveband paths in creating the next generation transport network is discussed. Some state-of-theart key enabling technologies are demonstrated. $',tBN Experimental Study of Pulse Evolution in a 30-fs Mode-Locked Yb-Fiber Oscillator, Naoya Kuse1, Makoto Kuwata-Gonokami1, Yutaka Nomura2, Shuntaro Watanabe2, Yohei Kobayashi2; 1Dept. of Applied Physics, Univ. of Tokyo, Japan, 2Inst. for Solid State Physics, Univ. of Tokyo, Japan. We have investigated the pulse evolution in a 30-fs Yb-doped mode-locked oscillator experimentally. We found that nonlinear-phase shift plays an important role for the passive third-order dispersion compensation. $')tBN Spatial Resolution Enhancement by External Phase Modulation in Long-Length FBG Sensing System Based on Synthesis of Optical Coherence Function, Koji Kajiwara, Zuyuan He, Kazuo Hotate; Univ. of Tokyo, Japan. External phase modulation is newly combined with the synthesisof-optical-coherence-function for improvement of spatial resolution in distributed sensing system using a long-length fiber Bragg grating. The spatial resolution is improved from previously-reported 9.8mm to 4.0mm. 196 Room A4 $',tBN High Rpetition Rate, Tunable Femtosecond Yb-Fiber Laser, Tobias Wilken1, Phillip Vilar Welter1, Theodor W. Haensch1, Thomas Udem1, Tilo Steinmetz1,2, Ronald Holzwarth1,2; 1Max-PlanckInst. of Quantum Optics, Germany, 2Menlosystems GmbH, Germany. Using only a short piece of gain fiber, a 570 MHz Yb-fiber oscillator was set up and mode-locked via NPE, assisted by spectral filtering. Tuning the filter enables changing both center wavelength or optical bandwidth. $')tBN Novel Fiber Optical Inclinometer Based on a Concatenated Fused Taper and Tilted Fiber Bragg Grating, Liyang Shao, Jacques Albert; Dept. of Electronics, Carleton Univ., Canada. A fiber optical inclinometer based on cladding mode re-coupling mechanism is demonstrated by using a nonadiabatic taper cascaded with a weakly tilted fiber Bragg grating. The sensitivity is optimized for different ranges of angle. $'*tBN Plasmonically-Enhanced Localization of Light into Photoconductive Antennas, Christopher W. Berry, Mona Jarrahi; Univ. of Michigan, USA. We present plasmonically-enhanced photoconductive antenna arrays and experimentally demonstrate enhanced light localization into device dimensions less than one-tenth of the wavelength. We present the fabrication and characterization of the device. $')tBN Optical Coherence-Domain Reflectometry by Use of Optical Frequency Comb, Zuyuan He, Hiroshi Takahashi, Kazuo Hotate; Univ. of Tokyo, Japan. A novel optical coherence-domain reflectometry (OCDR) by use of an optical frequency comb source is proposed and demonstrated with high spatial resolution (<10 cm), large dynamic range (>45 dB), and short measurement time (≤10 s). $'*tBN Hybrid Nanophotonic Components Integrating Plasmonic and Photonic Nanowires, Xin Guo, Qing Yang, Xining Zhang, Limin Tong; Dept. of Optical Engineering, Zhejiang Univ., China. We demonstrate the direct coupling of plasmonic and photonic nanowires via subwavelength-scale near-field interaction. Hybrid nanophotonic components, including splitters and micro-ring cavities, are fabricated out of coupled Ag and ZnO nanowires in a complementary scheme. $'+tBN *OWJUFE 1.16 μs Continuously Tunable Optical Delay of a 100-Gb/s DQPSK Signal Using Wavelength Conversion and Chromatic Dispersion in an HNLF, Scott R. Nuccio, Omer F. Yilmaz, Xue Wang, Jian Wang, Xiaoxia Wu, Alan E. Willner; Univ. of Southern California, USA. We demonstrate a tunable optical delay using wavelength-conversion in a highly-nonlinear-fiber, dispersion-compensatingfiber, and optical-phase-conjugation. A continuous delay of up to 1.16-μs equaling >55,000 symbols at 50-Gb/s, for 100-Gb/s NRZ-DQPSK and 50-Gb/s NRZ-DPSK formats, is demonstrated. $',tBN 130 nJ 77 fs Dissipative Soliton Fiber Laser, Martin Baumgartl1,2, Bülend Ortaç1,3, Caroline Lecaplain 4, Ammar Hideur 4, Jens Limpert 1,2, Andreas Tünnermann1,2,5; 1Inst. of Applied Physics, Germany, 2Helmholtz-Inst. Jena, Germany, 3 UNAM-Inst. of Material Science and Nanotechnology, Turkey, 4InCNRS UMR CORIA, Univ. de Rouen, France, 5Fraunhofer Inst. for Applied Optics and Precision Engineering, Germany. We report on ultrashort high-energy pulse generation from an all-normal-dispersion fiber oscillator. The wattlevel laser directly emits chirped pulses with a duration of 1ps and 163nJ of pulse energy. These can be compressed to 77fs. $',tBN Photonic Crystal Fiber Based Dissipative Soliton Laser for Multi-Watt Femtosecond ModeLocking, Simon Lefrancois1, Khanh Kieu1, Frank W. Wise1, Yujun Deng2, James D. Kafka2; 1Cornell Applied Physics, USA, 2Spectra-Physics Laser Div., Newport Corp., USA. We report on photonic crystal fiber based scaling of the mode-area of a dissipative soliton laser. The laser delivers 142 nJ chirped pulses with 12 W average power, dechirping to 105 fs after extra-cavity compression. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A6 Room A7 2&-4 10:15 a.m.–12:00 p.m. 2''t2VBOUVN4UBUF 3FDPOTUSVDUJPO James Franson; Univ. of Maryland Baltimore County, USA, Presider 10:15 a.m.–12:00 p.m. 2'(t-BTFS$PPMJOHBOE 5FSBIFSU["QQMJDBUJPOT Koichiro Tanaka; Kyoto Univ., Japan, Presider 10:15 a.m.–12:00 p.m. 2')t1IPUPOJD$SZTUBMTBOE $BWJUZ1IFOPNFOB Mikael Rechtsman; Courant Inst. of Mathematical Sciences, USA, Presider 2''tBN 5VUPSJBM Measuring and Characterizing Quantum States and Processes, Daniel F. V. James; Univ. of Toronto, Canada. I will give an introductory overview of current experimental techniques used to characterize the density matrix of a system and the quantum process describing a device, with emphasis on applications in quantum optics. 2'(tBN *OWJUFE Laser Cooling of a Semiconductor Load to 165 K, Denis V. Seletskiy1, Seth D. Melgaard1, Mansoor Sheik-Bahae1, Stefano Bigotta2, Alberto Di Lieto2, Mauro Tonelli2; 1Univ. of New Mexico, USA, 2Univ. di Pisa, Italy. We demonstrate cooling of a 2 micron thick GaAs/InGaP double-heterostructure to 165 K by means of an optical refrigerator. Cooler is comprised of Yb-doped YLF crystal, pumped by 9 Watt near E4-E5 Stark manifold transition. 2')tBN *OWJUFE Physics and Applications of One-Way MagnetoOptical Photonic Crystals, Zheng Wang, Yidong Chong, John Joannopoulos, Marin Soljačić; MIT, USA. We demonstrate experimentally one-way waveguiding in a gyromagnetic photonic crystal. The complete suppression of back-scattering, even in the presence of very large scatterers, allows intriguing applications such as slow light. 2'(tBN Investigation of Symmetries of Second-Order Nonlinear Susceptibility Tensor Based on THz Generation, Guibao Xu1, Guan Sun1, Yujie J. Ding1, Ioulia B. Zotova2, Krishna C. Mandal3, Alket Mertiri3, Gary Pabst3, Nils Fernelius4; 1Lehigh Univ., USA, 2ArkLight, USA, 3EIC Labs, Inc., USA, 4AFRL, USA. We demonstrate that THz generation can be a sensitive technique for investigating symmetries of second-order nonlinear susceptibility tensor. 2')tBN Time-Domain Demonstrations of Slow-Light in Multi-Coupled Photonic Crystal Cavities, Serdar Kocaman 1, Xiaodong Yang 2, James F. McMillan1, Tingyi Gu1, Mingbin Yu3, Dim-Lee Kwong3, Chee Wei Wong1; 1Columbia Univ., USA, 2 Univ. of California at Berkeley, USA, 3Inst. of Microelectronics, Singapore. We demonstrate tunable temporal delays in coherently-coupled multi-cavity photonic crystals, in analogue to EIT. We report deterministic control of the group delay, up to 7x the single cavity lifetime, in our CMOS-fabricated chip. 2'(tBN Two-Color Two-Dimensional Terahertz Spectroscopy on Intersubband Transitions of Coupled Quantum Wells, Wilhelm Kuehn1, Klaus Reimann1, Michael Woerner1, Thomas Elsaesser1, Rudolf Hey2; 1Max-Born-Inst., Germany, 2PaulDrude-Inst., Germany. Fully phase-resolved 2-D intersubband spectroscopy reveals an ultrafast coherent charge transport between coupled quantum wells. A resonance between two excited quantum well subbands and the LO phonon leads to a transfer within 350 fs. 2')tBN Weak Exciton-Photon Coupling of PbS Nanocrystals in Air-Slot Mode-Gap Si Photonic Crystal Nanocavities in the Near-Infrared, Jie Gao1, Felice Gesuele1, Weon-kyu Koh2, Christopher B. Murray2, Solomon Assefa3, Chee Wei Wong1; 1 Columbia Univ., USA, 2Univ. of Pennsylvania, USA, 3IBM T. J. Watson Res. Ctr., USA. We demonstrate micro-photoluminescence measurements of PbS nanocrystals coupled to air-slot mode-gap photonic crystal nanocavities with Q~15,000 and Veff ~0.02 (λ/nair)3. The ultrahigh Q/V ratios are critical for applications in cavity QED, nonlinear optics and sensing. Daniel James received his Ph.D. from the Institute of Optics, University of Rochester under the tutelage of Prof. Emil Wolf in 1992. After a decade in the Theoretical Division of Los Alamos National Laboratory, he moved to the Dept. of Physics, University of Toronto in 2005, where he holds the Tier-1 Canada Research Chair in Atomic and Optical Physics, and is Director of the Centre for Quantum Information and Quantum Control. He is the author of over 80 scientific papers in theoretical quantum and optical physics, and was elected Fellow of the Optical Society of America in 2002. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO Friday, May 21 Room A5 197 Friday, May 21 198 Room A8 Room C1&2 2&-4 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 CLEO 10:15 a.m.–12:00 p.m. 2'*t&YDJUPOT Andreas Wacker; Lund Univ., Sweden, Presider 10:15 a.m.–12:00 p.m. 2'+t$PSSFMBUJPOTBOE $PIFSFODF Steven Cundiff; JILA, NIST, Univ. of Colorado, USA, Presider 10:15 a.m.–12:00 p.m. $'-t0QUJDBM4JHOBM1SPDFTTJOH Paul Matthews; Northrop Grumman Corp., USA, Presider 10:15 a.m.–12:00 p.m. $'.t'BCSJDBUJPOBOE $IBSBDUFSJ[BUJPO Svetlana G. Lukishova; Univ. of Rochester, USA, Presider 2'*tBN All-Optical Excitonic Switch, Yuliya Y. Kuznetsova1, Mikas Remeika1, Alex A. High1, Aaron T. Hammack1, Leonid V. Butov1, Micah Hanson2, Arthur C. Gossard2; 1Dept. of Physics, Univ. of California at San Diego, USA, 2Dept. of Materials, Univ. of California at Santa Barbara, USA. We demonstrate experimental proof of principle for all-optical excitonic switches where light controls light using excitons as intermediate medium. 2'+tBN Pulsed and Continuous-Wave Squeezed Vacuum in a Rubidium Vapor, Imad H. Agha, Gaetan Messin, Philippe Grangier; Univ. Paris-Sud, France. We present studies on the generation of continuouswave and pulsed squeezed vacuum via nonlinear polarization rotation in a rubidium vapor, with a value of -1.4 dB (-2.0 corrected, continuous-wave) and -1.0 dB (-1.4 corrected, pulsed). $'-tBN An Etalon Based Optoelectronic Oscillator, Ibrahim T. Ozdur, Mehmetcan Akbulut, Nazanin Hoghooghi, Dimitrios Mandridis, Mohammad U. Piracha, Peter J. Delfyett; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. A 10.287 GHz optoelectronic oscillator is demonstrated which uses a 1000 finesse FabryPerot etalon as the mode selector instead of an RF filter. The new OEO has higher RF frequency stability and lower phase noise. $'.tBN Application of Anisotropic Metamaerials: Imaging Visible Light with Slab Lens, Jie Yao1, Kun-Tong Tsai2, Yuan Wang1, Zhaowei Liu3, Guy Bartal1, Yuh-Lin Wang2,4, Xiang Zhang1,5; 1Univ. of California at Berkeley, USA, 2Inst. of Atomic and Molecular Sciences, Academia Sinica, Taiwan, 3 Univ. of California at San Diego, USA, 4Dept. of Physics, Natl. Taiwan Univ., Taiwan, 5Materials Sciences Div., Lawrence Berkeley Natl. Lab, USA. Using anisotropic metamaterial, we were able to achieve lensing action with micron-thick slab and demonstrate imaging of a slit object. The details of the focused light beam in 3-dimensional space have been mapped with NSOM. 2'*tBN Temperature-Dependent Coupling of GaAs Quantum Well and Interfacial Quantum Dots Studied with Optical 2-D Fourier-Transform Spectroscopy, Galan Moody1,2, Mark E. Siemens1, Alan D. Bristow1, Xingcan Dai1, Allan S. Bracker3, Daniel Gammon 3, Steven T. Cundiff 1,2; 1JILA, NIST, Univ. of Colorado, USA, 2Dept. of Physics, Univ. of Colorado, USA, 3NRL, USA. Optical 2-D Fourier-transform spectra reveal time and temperature dependent relaxation from GaAs quantum well states into the interfacial quantum dot ensemble. We attribute the increased rate of relaxation at higher temperature to stimulated phonon emission. 2'+tBN Sum-Frequency Generation as an Ultrafast Quantum Detector for Heisenberg Scaled Phase Measurement, Avi Pe’er; Bar Ilan Univ., Israel. We describe ultrafast detection of quantum correlations using broadband sum-frequency generation as a physical two-mode detector. We apply the detection scheme to measurement of broadband squeezing and to phase estimation at the Heisenber limit. $'-tBN Ultra-Fast Integrated All-Optical Integrator, Marcello Ferrera1, Yongwoo Park1, Luca Razzari1,2, Brent Little3, Sai Chu3, Roberto Morandotti1, David J. Moss4, Jose Azaña1; 1Énergie, Matériaux et Télécommunications, INRS, Canada, 2Dept. di Elettronica, Univ. di Pavia, Italy, 3Infinera Ltd., USA, 4CUDOS, School of Physics, Univ. of Sydney, Australia. We report on the experimental demonstration of ultra-high speed temporal integration of optical complex waveforms by using an integrated and CMOS compatible micro-ring resonator. The device offers an unprecedented processing speed > 400GHz. $'.tBN Acousto-Plasmonic Coupling In Engineered Metal Nanocomposites, Nicolas Large1,2, Adnen Mlayah1, Lucien Saviot3, Jeremie Margueritat1,4, Jose Gonzalo4, Carmen N. Afonso4, Javier Aizpurua2; 1Ctr. d’Elaboration des Matériaux et d’Etudes Structurales CEMES – CNRS, France, 2Donostia Intl. Physics Ctr. DIPC & Ctr. Mixto de Física de Materiales CSIC-UPV/EHU, Spain, 3Lab Interdisciplinaire Carnot de Bourgogne, France, 4Laser Processing Group, Inst. de Optica, CSIC, Spain. This work shows the production of self-assembled elongated nano-objects embedded in an oxide host oriented perpendicular to the substrate and their acousto-plasmonic dynamics. Electromagnetic “hot spots” are created that activate anomalous Raman vibrational modes. 2'*tBN Electrostatic Conveyer for Excitons, A.G. Winbow1, J.R. Leonard1, M. Remeika1, A.A. High1, E. Green1, A.T. Hammack1, L.V. Butov1, M. Hanson2, A.C. Gossard2; 1Univ. of California at San Diego, USA, 2Univ. of California at Santa Barbara, USA. We report on the realization of electrostatic conveyers for indirect excitons and observation of a dynamical localization-delocalization transition for the excitons in the conveyer with varying exciton density and amplitude of the conveyer potential. 2'+tBN Frequency Verniers of Ti:sapphire Comb Laser, Chien-Ming Wu, Wang-Yau Cheng, You-Huan Chen, Tze-Wei Liu; Inst. of Atomic and Molecular Science, Academia Sinica, Taiwan. By precisely controlling the comb laser repetition rate, we resolved a dark state of exceptionally narrow linewidth (5.6 Hz) in cesium gas buffered by neon atoms. We theoretically interpreted our experimental data. $'-tBN Ultrafast All-Optical Temporal Differentiation in Integrated Silicon-on-Insulator Bragg Gratings, Katarzyna A. Rutkowska 1,2, David Duchesne1, Michael J. Strain3, Jose Azaña1, Roberto Morandotti1, Marc Sorel3; 1Énergie, Matériaux et Télécommunications, INRS, Canada, 2 Faculty of Physics, Warsaw Univ. of Technology, Poland, 3 Univ. of Glasgow, UK. We report the theoretical and experimental demonstration of an all-optical temporal differentiator based on π-phase-shifted Bragg gratings fabricated in Silicon-on-Insulator waveguides. All-optical processing of subpicosecond pulses was performed. $'.tBN Anomalous Dispersion in Plasmonic Nanostructures, Pierpaolo A. Porta1, Brian Corbett2, John G. McInerney1,2; 1Univ. College Cork, Ireland, 2Tyndall Natl. Inst., Ireland. We studied plasmonic surface modes in irregular metal-dielectric interfaces not supporting waveguide modes. We found anomalous dispersion in the off-axis scattered emission whose origin is explained as enhanced backscattering mediated by plasmonic surface modes. 2'*tBN Probing Heavy-Hole and Light-Hole Excitonic Beats in a GaAs Quantum well with Phase-Locked Raman Pulse Pairs, Timothy M. Sweeney, Thomas Baldwin, Hailin Wang; Dept. of Physics and Oregon Ctr. for Optics, Univ. of Oregon, USA. Transient pump-probe studies using phase-locked Raman pulse pairs as the pump reveal a new interpretation for the heavy-hole and light-hole excitonic beats in transient differential transmission of a GaAs quantum well. 2'+tBN Observing Photonic de Broglie Waves without the NOON State, Osung Kwon, Young-Sik Ra, Yoon-Ho Kim; Dept. of Physics, Pohang Univ. of Science and Technology, Republic of Korea. We report an intriguing new observation of wavelength/2 photonic de Broglie wave interference that has no classical interpretation and is not associated with the NOON state. $'-tBN Microwave Photonic Filter Based on Optical Comb and Line-by-Line Optical Pulse Shaping, Ehsan Hamidi, Daniel E. Leaird, Andrew M. Weiner; Purdue Univ., USA. We demonstrate microwave photonic filters based on optical combs with large number of taps and more than 30-dB sidelobe suppression. We program and tune the filter’s bandpass by utilizing line-by-line pulse shaping and optical delay. $'.tBN Resonant Transmission and Effective Medium Response of Subwavelength H and H-Fractal Apertures, Bo Hou, Xin Qing Liao, Joyce K. S. Poon; Univ. of Toronto, Canada. The transmission of infrared light through subwavelength H-shaped aperture arrays in gold is measured. To increase the resonant wavelength relative to the aperture size, H-fractal aperture arrays and their effective medium parameters are investigated. $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU $-&0"QQMJDBUJPOT CLEO +0*/5 10:15 a.m.–11:45 a.m. "'#t/PWFM%FWJDFTBOE .FUIPET Christopher Wood; Precision Photonics Corp., USA, Presider 10:15 a.m.–12:00 p.m. $'/t0QUJDBM1BSBNFUSJD "NQMJGJFSTBOE0QUJDBM 1BSBNFUSJD(FOFSBUJPO Andrew Schober; Lockheed Martin Coherent Technologies, USA, Presider 10:15 a.m.–12:00 p.m. +'#t-BTFS1BSUJDMF "DDFMFSBUJPO Csaba Toth; Lawrence Berkeley Natl. Lab, USA, Presider "'#tBN *OWJUFE Optical Damage Testing Using High-Power Lasers, Robert Seaver, Ronald Brady, Joni Pentony, Ramesh Shori; Naval Air Systems Command, USA. One of the key limitations to power scaling lasers is the lack of reproducible, high damage threshold optical coatings needed in laser resonators and optical beam train elements. Results from a multiyear effort systematically investigating coating designs, deposition, and damage mechanism(s) involving cw lasers will be presented. $'/tBN Optical Parametric Amplification of a Distributed Feedback Quantum Cascade Laser in Orientation-Patterned GaAs, Guillaume Bloom1, Arnaud Grisard1, Eric Lallier1, Christian Larat1, Mathieu Carras2, Xavier Marcadet2, Bruno Gerard2; 1 Thales Res. and Technology, France, 2Alcatel Thales III-V Lab, France. We demonstrate an optical parametric amplifier in orientation-patterned GaAs amplifying the emission of a quantum cascade laser with a distributed feedback structure. We report a gain as high as 53dB in good agreement with theory. +'#tBN Laser - Ion Acceleration in the Laser Transparency Regime, Sven Steinke1, Andreas Henig2, Matthias Schnuerer1, Thomas Sokollik1, Rainer Hoerlein2, Daniel Kiefer2, Daniel Jung2,3, Joerg Schreiber2,4, B. M. Hegelich3, X. Q. Yan2,5, J. Meyerter-Vehn2, T. Tajima2,6, P. V. Nickles1,7, Wolfgang Sandner1, Dietrich Habs2; 1Max-Born-Inst. for Non-Linear Optics, Germany, 2Max-Planck-Inst. für Quantenoptik, Germany, 3Los Alamos Natl. Lab, USA, 4Imperial College London, UK, 5Beijing Univ., China, 6Photomedical Res. Ctr., JAEA, Japan, 7 Gwangju Inst. of Science and Technology, Republic of Korea. Experiments on laser-induced ion acceleration from ultra-thin (nm) foil targets reveal a dramatic increase in the conversion efficiency and the acceleration of C6+ ions in a phase stable way by the laser radiation pressure. $'/tBN Broadband Optical Parametric Generation in Periodically Poled Stoichiometric LiTaO3, Martin Levenius, Valdas Pasiskevicius, Fredrik Laurell, Katia Gallo; Royal Inst. of Technology, Sweden. We experimentally investigate parametric downconversion approaching zero group velocity dispersion in Mg-doped stoichiometric LiTaO3. Pumping in the 820-842 nm range yields a 14 THz gain bandwidth with signal (idler) wavelengths around 1.23 μm (2.66 μm). +'#tBN MeV Proton Beams Generated by 3 mJ Ultrafast Laser Pulses at 0.5 kHz, Bixue Hou1, John Nees1, James Easter1, Zhaohan He1, Jack Davis2, George Petrov2, Alexander Thomas1, Karl Krushelnick1; 1Univ. of Michigan, USA, 2NRL, USA. Well-collimated proton beams are generated from bulk glass along the target normal direction by tightly focused 3mJ ultrafast laser pulses at intensities of 2x1018W/cm2 at 0.5kHz. Spectral measurements indicate maximum proton energy is around 0.5MeV. $'/tBN *OWJUFE Advances in Fiber-optic Parametric Amplifiers, John Harvey, S. G. Murdoch, R. Leonhardt; Univ. of Auckland, New Zealand. This paper discusses recent developments which have led to dramatic improvements in the performance of optical parametric amplifiers, utilising both highly nonlinear fibers and photonic crystal fibers. +'#tBN Water Micro Droplets for Generation of Mono Energetic Proton Beams, Jens Polz, Sven Herzer, Wolfgang Ziegler, Oliver Jäckel, Malte Christoph Kaluza; Friedrich-Schiller-Univ. Jena, Germany. We report experimental results proving the possibility to use water micro droplets for generation of mono energetic proton beams in laser driven ion acceleration. "'#tBN Achromatic Circular Polarization Generation for Ultra-Intense Lasers, Patrick K. Rambo, Mark Kimmel, Guy Bennett, Jens Schwarz, Marius Schollmeier, Briggs Atherton; Sandia Natl. Labs, USA. Generating circular polarization for ultraintense lasers requires solutions beyond traditional transmissive waveplates which have insufficient bandwidth and pose nonlinear phase (B-integral) problems. We demonstrate a reflective design employing 3 metallic mirrors to generate circular polarization. "'#tBN One Telescope per Pixel, Anna Pyayt1, Gary K. Starkweather2, Mike Sinclair2; 1Stanford Univ., USA, 2Microsoft, USA. This paper presents ultraefficient transmissive display technology based on telescopic pixel design. The backlight transmission efficiency was measured to be 36% compared to 5-10% achieved by LCD. Friday, May 21 3PPN## +'#tBN Formation of Optical Bullets in Laser-Driven Plasma Bubble Accelerators, P. Dong1, S. Reed1, S. A. Yi1, S. Kalmykov1, G. Shvets1, N. Matlis2, C. McGuffey3, S. S. Bulanov3, V. Chvykov3, G. Kalintchenko3, K. Krushelnick3, A. Maksimchuk3, T. Matsuoka3, A. G. R. Thomas3, V. Yanovsky3, M. C. Downer1; 1Dept. of Physics, Univ. of Texas at Austin, USA, 2Lawrence Berkeley Natl. Lab, USA, 3Ctr. for Ultrafast Optical Science, Univ. of Michigan, USA. We visualize laser-generated electron density “bubbles” by observing “bullets” of light that they trap, focus and compress from co-propagating probe pulses. We correlate these bullets with relativistic electrons that the bubble captured and accelerated. $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 199 Friday, May 21 Room A1 Room A2 Room A3 Room A4 CLEO $')t'JCFS0QUJD4FOTJOH $POUJOVFE $'*t1MBTNPOJD%FWJDFT $POUJOVFE $'+t0QUJDBM/FUXPSLT $POUJOVFE $',t:CBOE5N6MUSBGBTU'JCFS 0TDJMMBUPST$POUJOVFE $')tBN Temperature Compensated Sub-Metre Spatial Resolution Distributed Strain Sensor, Belal Mohammad; Optoelectronics Res. Ctr., Univ. of Southampton, UK. Temperature compensated strain sensor measurements are demonstrated with strain resolution of 86uε and spatial resolution of 26cms, utilising temperature dependence of spontaneous Raman scattering for temperature compensated sub-metre spatial resolution Brillouin frequency based strain sensor. $'*tBN Characterization of Extended Width Optical Dipole Antennas, Tae Joon Seok, Arash Jamshidi, Amit Lakhani, Kyoungsik Yu, Hyuck Choo, Owen Miller, Eli Yablonovitch, Ming C. Wu; Univ. of California at Berkeley, USA. Optical dipole antennas with varying length and width are fabricated using e-beam lithography. Antennas with wider width are shown to exhibit stronger scattering while preserving the same resonance frequency. $'+tBN Fast Low-Cost FIR Filter Processed ECDM Labels for Optical Label Switching, Jose B. RosasFernandez, Jonathan D. Ingham, Yu Yu, Richard V. Penty, Ian H. White; Dept. of Engineering, Univ. of Cambridge, UK. A code-label recognition time of less than 500ps is demonstrated using low-cost FIR-filters. The electronically-processed label provides a control signal from an auto-correlated label. Error-free electronic code-label switching of an optical 10Gb/s signal is demonstrated. $',tBN High-Energy Femtosecond Pulses from a Dissipative Soliton Fiber Laser, Caroline Lecaplain1, Bülend Ortaç2, Ammar Hideur1; 1UMR CNRS 6614 CORIA, Univ. de Rouen, France, 2 Inst. of Applied Physics, Friedrich-Schiller-Univ., Germany. We report on the generation of highenergy femtosecond pulses from an ytterbiumdoped photonic crystal fiber oscillator. Sub-150 fs pulses are obtained at low-cavity dispersion. By increasing the normal cavity dispersion, pulse energy exceeds 100 nJ. $')tBN Automated Suppression of Polarization-Fluctuation in Resonator Fiber Optic Gyro with Twin 90o Polarization-Axis Rotated Splices, Xijing Wang, Zuyuan He, Kazuo Hotate; Univ. of Tokyo, Japan. Automated suppression of polarizationfluctuation in a fiber optic gyro made of a polarization-maintaining fiber resonator with twin 90o polarization-axis rotated splices is experimentally demonstrated by adjusting the fiber length difference between the two splicing points. $'*tBN Three-Dimensional Optical Transformer Highly Efficient Nanofocusing Device, Hyuck Choo1,2, Matteo Stafarroni2, Tae Joon Seok2, Jeffrey Bokor1,2, Ming Wu2, P. J. Schuck1, S. Cabrin1, Eli Yablonovitch 2; 1Molecular Foundry, Lawrence Berkeley Natl. Lab, USA, 2Dept. of Electrical Engineering and Computer Sciences, Univ. of California at Berkeley, USA. Using electron-beam-induced deposition and focused-ion-beam milling, we have fabricated and demonstrated a nanofocusing optical transformer with a 3-dimensionally tapered tip. At the tip, the light is confined to 13-by-80-nm area with intensity enhancement exceeding 1500. $'+tBN Optically Controlled Variable Optical Buffer for Data Packet Storage in Optical Packet Switching Networks, Gianluca Meloni1, Gianluca Berrettini1, Luca Potì2, Antonella Bogoni2; 1Scuola Superiore Sant’Anna, Italy, 2CNIT, Italy. A novel solution for all optical packets buffering is proposed. Variable delays are performed by exploiting a fiber based re-circulating loop configuration. XGM in SOAs allows optical controlling of the packets storage time. $',tBN Fiber Amplification of 2 μm Picoseconds Pulses, Robert Andrew Sims, Pankaj Kadwani, Timothy S. McComb, Christina C. C. Willis, Lawrence Shah, Martin Richardson; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. Ultrashort pulses were generated by a carbon nanotube modelocked Tm fiber laser and subsequently amplified. Amplified pulses had an average power of 0.6 W, 2.6 kW peak power, and 13 nJ of energy. $')tBN In-Line Chemical Sensing Device with C-Type Fiber and Photonic Crystal Fiber, Jiyoung Park1, Yongmin Jung2, Jens Kobelke3, Kyunghwan Oh1; 1Yonsei Univ., Republic of Korea, 2Univ. of Southampton, UK, 3Inst. of Photonic Technology, Germany. We fabricated the in-line chemical sensing device with novel ‘C-type’ with only cleaving/ splicing process, which supplemented the previous devices’ drawbacks. The great potential of this device was also confirmed through acetylene gas sensing experiment. $'*tBN Asymmetric Transmission of Linearly Polarized Light through Low Symmetry Metamaterials, Christoph Menzel1, Carsten Rockstuhl1, Thomas Paul 1, Christian Helgert 2,3, Jörg Petschulat 2,3, Ernst-Bernhard Kley2, Falk Eilenberger2,3, Thomas Pertsch2,3, Falk Lederer1; 1Inst. of Condensed Matter Theory and Solid State Optics, Friedrich-SchillerUniv. Jena, Germany, 2Inst. of Applied Physics, Germany, 3ZIK ultra-optics, Germany. Based on a systematic analysis of the symmetry properties of metamaterial unit cells, we show experimentally and theoretically that asymmetric transmission for linearly polarized, visible light can be observed for suitably designed unit cells. $'+tBN Data Traffic Grooming/Exchange of a Single 10-Gbit/s TDM Tributary Channel between Two Pol-Muxed 80-Gbit/s DPSK Channels, Jian Wang, Omer Yilmaz, Scott Nuccio, Xiaoxia Wu, Zahra Bakhtiari, Yinying Xiao Li, Jeng-Yuan Yang, Hao Huang, Yang Yue, Irfan Fazal, Robert Hellwarth, Alan Willner; Univ. of Southern California, USA. We report tributary channel data traffic grooming/exchange of pol-muxed DPSK signal based on Kerr-induced nonlinear polarization rotation. 8 tributary channel data grooming between two pol-muxed 80-Gbit/s DPSK channels is demonstrated with a penalty <4 dB. $',tBN Mode-Locked Ultrafast Thulium Fiber Laser with All-Fiber Dispersion Management, QingQing Wang, Tong Chen, Kevin P. Chen; Univ. of Pittsburgh, USA. We report a mode-locked Thulium fiber oscillator that generates 4.8-nJ pulses at center wavelength of 1935nm with duration of 235fs. The anomalous dispersion in the cavity is compensated with the insertion of Er-doped fiber. $',tQN Experimental Realisation of a Mode-Locked Parabolic Raman Fiber Oscillator, Claude Aguergaray, Vladimir I. Kruglov, David Méchin, John D. Harvey; Univ. of Auckland, New Zealand. We present the first experimental demonstration of mode-locked parabolic pulses in Raman gain oscillator. The laser delivers 22 nJ linearly chirped pulses with 2.4 nm bandwidth recompressed down to 6 ps close to the Fourier-Limit. /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 200 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo Room A6 Room A7 2&-4 2''t2VBOUVN4UBUF 3FDPOTUSVDUJPO$POUJOVFE 2'(t-BTFS$PPMJOHBOE 5FSBIFSU["QQMJDBUJPOT $POUJOVFE 2')t1IPUPOJD$SZTUBMTBOE $BWJUZ1IFOPNFOB$POUJOVFE 2''tBN Optimal Experiment Design for Minimal Tomography, Joshua A. S. Nunn1, Brian J. Smith1, Graciana Puentes1, Jeff S. Lundeen2, Ian A. Walmsley1; 1Oxford Univ., UK, 2Natl. Res. Council Canada, Canada. Given an experimental set-up and a fixed number of measurements, how should one take data in order to optimally reconstruct the state of a quantum system? We show how to calculate the optimal design explicitly. 2'(tBN THz Generation from Highly-Lossy Second-Order Nonlinear Medium at Polariton Resonance in Transverse-Pumping Geometry, Yujie J. Ding; Lehigh Univ., USA. We show that transverse-pumping geometry can be exploited for THz generation when a second-order nonlinear medium is highly lossy at its polariton resonance. High conversion efficiencies can be achieved via such a novel configuration. 2')tBN Three-Dimensional Rhombicuboctahedral Photonic Quasicrystals, Alexandra Ledermann, Martin Wegener, Georg von Freymann; Karlsruhe Inst. of Technology, Germany. Studies on threedimensional quasicrystals have been restricted to the icosahedral class so far. We rationally construct the blueprint of a novel, namely the rhombicuboctahedral class. Corresponding polymer microstructures are characterized by visible-light Laue diffraction experiments. 2''tBN Entangled Photon Polarimetry, Neal N. Oza1, Joseph B. Altepeter1, Milja Medic1, Evan R. Jeffrey2, Prem Kumar1; 1Northwestern Univ., USA, 2Leiden Inst. of Physics, Netherlands. We construct an entangled photon polarimeter capable of displaying an evolving quantum state in real time. We use it to record a 3 frame-per-second live video of a two-photon state’s transition from separability to entanglement. 2'(tBN Terahertz Bandwidths Extending to 100 THz from a Two-Color-Photoinduced Air Plasma, Volker Blank, Mark D. Thomson, Hartmut G. Roskos; Physikalisches Inst., Johann Wolfgang Goethe-Univ., Germany. We present the generation of terahertz pulses with a continuous bandwidth up to 100 THz from a plasma with sub-20-fs twocolor femtosecond excitation, and demonstrate its potential for spectroscopic measurements. 2')tBN Split Band Edge Resonance in a 2-Dimensional Square Lattice Structure, Heeso Noh1, Jin-Kyu Yang1, Alexander Figotin2, Ilya Vitebskiy2, Hui Cao1; 1 Yale Univ., USA, 2Univ. of California at Irvine, USA. We find for the first time the split band edge resonance in a two-dimensional photonic crystal. Its Q factor is much higher than that of the regular band edge mode in the same structure. 2''tBN Characterizing a Qutrit Directly with Symmetric Informationally Complete (SIC) POVMs, Zachari E. D. Medendorp1, Fabian A. TorresRuiz2, Krister Shalm1, Chris Fuchs3, Aephraim Steinberg1; 1Univ. of Toronto, Canada, 2Univ. de Concepción, Chile, 3Perimeter Inst. for Theoretical Physics, Canada. Imagine...a world without density matrices! A scheme to perform arbitrary POVMs is proposed and a SIC-POVM is implemented on a qutrit. The Quantum Law of Total Probability is verified. 2'(tBN Nonperturbative Excitonic Interaction with Intense THz Pulses in ZnSe/ZnMgSSe Multiple Quantum Wells, Hideki Hirori1,2, Masaya Nagai3, Koichiro Tanaka1,2,3; 1Inst. for Integrated Cell-Material Sciences (iCeMS), Kyoto Univ., Japan, 2CREST, Japan Science and Technology Agency, Japan, 3Dept. of Physics, Graduate School of Science, Kyoto Univ., Japan. The excitonic interaction in ZnSe/ZnMgSSe multi-quantum wells with intense terahertz pulses (around 70 kV/cm) has been studied. Our results show a dynamical Stark effect on the excitonic absorption with a subpicosecond response time. 2')tBN Transformation-Optical Cavities for Subwavelength Confinement of Light, Vincent Ginis1, Philippe Tassin1,2, Costas M. Soukoulis2,3, Irina Veretennicoff1; 1Vrije Univ. Brussel, Belgium, 2Iowa State Univ., USA, 3Univ. of Crete-FORTH, Greece. We use transformation optics to design an optical cavity that allows for the subwavelength confinement of light. Our cavity combines a deep subwavelength mode volume with the absence of intrinsic (bending) losses. Friday, May 21 Room A5 /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 201 Friday, May 21 Room A8 Room C1&2 4BO+PTF#BMMSPPN*7 4BO+PTF.BSSJPUU Room C3&4 2&-4 CLEO 2'*t&YDJUPOT$POUJOVFE 2'+t$PSSFMBUJPOTBOE $PIFSFODF$POUJOVFE $'-t0QUJDBM4JHOBM 1SPDFTTJOH$POUJOVFE $'.t'BCSJDBUJPOBOE $IBSBDUFSJ[BUJPO$POUJOVFE 2'*tBN Excitonic Switches Operating at Around 100 K, Gabriele Grosso1, Joe C. Graves1, Aaron T. Hammack1, Alex A. High1, Leonid V. Butov1, Micah Hanson2, Arthur Gossard2; 1Univ. of California at San Diego, USA, 2Univ. of California at Santa Barbara, USA. We report on experimental proof of principle for the operation of excitonic switches at temperatures around 100 K. The devices include the exciton optoelectronic transistor, the excitonic bridge modulator, and the excitonic pinch-off modulator. 2'+tBN Propagation Dynamics of Controllable CrossTalk in Double-Ladder System, Paul S. Hsu1,2, George R. Welch1, Anil Patnaik1,2; 1Texas A&M Univ., USA, 2Wright State Univ., USA. We theoretically and experimentally investigate the propagation dynamics and controllability of cross-talk between two probes in a double-ladder system via interplay of χ(1) and χ(3) processes. $'-tBN Fully Reconfigurable Silicon Photonic Interleaver, Lian-Wee Luo1, Salah Ibrahim2, Carl B. Poitras1, Stevan S. Djordjevic2, Hugo L. R. Lira1, Linjie Zhou2, Jaime Cardenas1, Binbin Guan2, Arthur Nitkowski1, Zhi Ding2, S. J. Ben Yoo2, Michal Lipson1; 1Cornell Univ., USA, 2Univ. of California at Davis, USA. We demonstrate a fully reconfigurable 125 GHz flat passband silicon photonic interleaver with a box-like spectral response and 20 dB extinction ratio. $'.tBN Geometrical and Fluidic Tuning of Nanoscale Split-Ring Resonators, Claus Jeppesen, Anders Kristensen, Sanshui Xiao, Niels A. Mortensen; Technical Univ. of Denmark, Denmark. We investigate the capacitance tuning of nanoscale splitring resonators. An LC-model predicts a simple dependence of resonance frequency on slit aspect ratio. Experimental and numerical data follow the predictions of the LC-model. 2'*tBN Transient Optical Response of Quantum Well Excitons to Intense Few-Cycle Terahertz Pulses, Andrew D. Jameson1, Joseph L. Tomaino1, Yun-Shik Lee1, John P. Prineas2, Johannes T. Steiner3, Mackillo Kira3, Stephan W. Koch3; 1Oregon State Univ., USA, 2 Univ. of Iowa, USA, 3Philips Univ., Germany. Interaction of strong few-cycle THz pulses with QW excitons produces pronounced nonlinear optical transients. With THz radiation tuned near the 1s-to-2p intraexciton transition, the exciton resonances exhibit Rabi sidebands revealing the 2p-dephasing time. 2'+tBN Observation of Optical Precursors with Electromagnetically Induced Transparency, Shengwang Du, Jiefei Chen, Dong Wei, Michael M. T. Loy, George K. L. Wong; Dept. of Physics, Hong Kong Univ. of Science and Technology, Hong Kong. We generate Sommerfeld-Brillouin precursors from a square-modulated laser pulse through a cold atomic ensemble with electromagnetically induced transparency. At a high optical depth, the precursor forerunner is clearly separated from the delayed main pulse. $'-tBN Time Domain SPE/SPD and DPSK Data Modulation Using Single Phase Modulator, Zhensen Gao 1, Xu Wang 1, Nobuyuki Kataoka 2, Naoya Wada2; 1Heriot-Watt Univ., UK, 2NICT, Japan. A novel scheme using single phase modulator for simultaneous generating and decoding of time domain spectral phase encoded signal and DPSK data modulation is proposed and experimentally demonstrated for five 16-chip, 40GHz/chip optical code patterns. $'.tBN Effects of the Substrate on the Optical Properties of Plasmonic Subwavelength Apertures, Olena Lopatiuk-Tirpak, Sasan Fathpour; CREOL, College of Optics and Photonics, Univ. of Central Florida, USA. It is shown that the optical properties of metallic nano-apertures on dielectric substrates exhibit dramatically different behaviors than apertures immersed in dielectrics and scale with refractive index more complicatedly than predicted by analytical models. 2'*tBN Kinetics of the Exciton Inner Ring Pattern Formation and Thermalization Properties of the Exciton Cloud under One- and Two-Color Pump-Probe Experiments, Aaron T. Hammack1, Leonid V. Butov1, Joe Wilkes2, Leonidas Mouchliadis2, Egor A. Muljarov2, Alex L. Ivanov2, Arthur C. Gossard3; 1Univ. of California at San Diego, USA, 2 Cardiff Univ., UK, 3Univ. of California at Santa Barbara, USA. We report on spatially resolved kinetics and spatially separated pump-probe studies of transport and thermalization of indirect excitons in GaAs/AlGaAs coupled quantum well structures. 2'+tBN Two-Dimensional Fourier-Transform Spectroscopy of Potassium Vapor, Xingcan Dai, Alan D. Bristow, Denis Karaiskaj, Steven T. Cundiff; JILA, NIST, Univ. of Colorado, USA. Various twodimensional Fourier-transform spectra of potassium vapor have been obtained to show coherent interactions and isolate Raman-like coherences. The experimental results agree well with numerical calculation based on optical Bloch equations. $'-tBN 160-Gb/s Optical DQPSK Signal Generation Using a Thin-LiNbO3-Substrate Modulator with a Ridge-Type Optical Waveguide Structure, Atsushi Kanno1, Takahide Sakamoto1, Akito Chiba1, Tetsuya Kawanishi1, Kaoru Higuma2, Masaaki Sudou2, Junichiro Ichikawa2; 1NICTJapan, 2Sumitomo Osaka Cement Co. Ltd., Japan. 160-Gb/s NRZ-DQPSK modulation is demonstrated with a thin-LiNbO3substrate modulator. Using this substrate with a ridge-type waveguide structure can help realize an extension of a bandwidth and a decrease of a half-wave voltage of the modulator. $'.tBN Nano-Optic of Metamaterials by Spatially Resolved Electron Energy Loss Spectroscopy, Guillaume Boudarham1, Mathieu Kociak1, O. Stéphan1, C. Colliex1, N. Feth2, S. Linden2,3, M. Wegener2,3,4, V. Myroshnychenko5, F. J. Garcia de Abajo5; 1Lab de Physique des Solides, Univ. Paris-Sud, France, 2Inst. für Nanotechnologie, Karlsruhe Inst. of Technology, Germany, 3DFG-Ctr. for Functional Nanostructures, Karlsruhe Inst. of Technology, Germany, 4Inst. für Angewandte Physik, Karlsruhe Inst. of Technology, Germany, 5Inst. de Optica, CSIC, Spain. This work shows the experimental results we have achieved by STEM-EELS. This technique allowed us to map the first surface plasmon resonances of a SRR Ushaped in the NIR/visible spectral range. /05&4 _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________ 202 $-&02&-4$-&0"QQMJDBUJPOTBOE$-&0&YQP t .BZo 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU 4BO+PTF4BMPO*** 4BO+PTF.BSSJPUU $-&0"QQMJDBUJPOT CLEO +0*/5 "'#t/PWFM%FWJDFTBOE .FUIPET$POUJOVFE $'/t0QUJDBM1BSBNFUSJD "NQMJGJFSTBOE0QUJDBM 1BSBNFUSJD(FOFSBUJPO $POUJOVFE +'#t-BTFS1BSUJDMF "DDFMFSBUJPO$POUJOVFE "'#tBN *OWJUFE Optical Coatings for MEMS Devices, Michael Helmbrecht; Iris AO, Inc., USA. Microelectromechanical systems (MEMS) devices pose unique constraints for optical coatings. This paper discusses issues unique to coating MEMS devices and describes design changes necessary to coat a deformable mirror with 99.9% reflective dielectric coatings at 532 nm. $'/tBN Synthesis of Phase-Locked Counter-Phase Modulated Pumps for SBS-Suppressed Fiber Parametric Amplifiers, Joseph Kakande, Radan Slavik, Francesca Parmigiani, Periklis Petropoulos, David J. Richardson; Optoelectronics Res. Ctr., Univ. of Southampton, UK. We propose and experimentally demonstrate a new all-optical technique for the generation of two optical pumps with oppositely varying carrier phases for mitigating SBS in parametric amplifiers without phase-dither transfer from pumps to signal. +'#tBN Attosecond Electron Bunches from Laser Wakefield Accelerators, Mark J. H. Luttikhof, Arsen G. Khachatryan, Fred A. van Goor, Klaus J. Boller; Univ. of Twente, Netherlands. Femtosecond electron bunches with ultra-relativistic energies were recently generated by laser wakefield accelerators. Here we predict that such accelerators can generate stable attosecond bunches, due to betatron phase mixing within a femtosecond electron bunch. $'/tBN Generation of Tunable, Ultrashort Pulses in the near-IR with an OPA System Based on BIBO, Masood Ghotbi, Valentin Petrov, Frank Noack; Max-Born-Inst. for Nonlinear Optics and Short Pulse Spectroscopy, Germany. Using a two stage, white-light seeded, collinear, femtosecond optical parametric amplifier based on BIBO crystal, sub-30-fs signal pulses tunable across the whole spectral range of 1150-1600 nm with energies exceeding 80-µJ are generated. +'#tBN High Quality Electron Beams from a Laser Wakefield Accelerator, Mark Wiggins1, Richard Shanks1, Riju Issac1, Gregor Welsh1, Maria Pia Anania1, Enrico Brunetti1, Gregory Vieux1, Silvia Cipiccia1, Bernhard Ersfeld1, Ranaul Islam1, Ronan Burgess1, Grace Manahan1, Constantin Aniculaesei1, Allan Gillespie2, Allan MacLeod3, Dino Jaroszynski1; 1 Univ. of Strathclyde, UK, 2Univ. of Dundee, UK, 3 Univ. of Abertay Dundee, UK. Very stable, high quality electron beams (current ~ 10 kA, energy spread < 1%, emittance ~ 1π mm mrad) have been generated in a laser-plasma accelerator driven by 25 TW femtosecond laser pulses. $'/tBN Temporal Phase Manipulation by PhaseSensitive Parametric Amplification, Douglas C. French, Igor Jovanovic; Purdue Univ., USA. We present the results of a numerical model and proof-of-principle experiment for temporal phase control using phase-sensitive parametric amplification. Under certain conditions, temporal phase amplification can be achieved in this process +'#tBN Photonic Structure Based Acceleration of Non-Relativistic Electrons—Simulations and Proof-of-Concept Experiment, John Breuer1, Christopher M. S. Sears1, Tomas Plettner2, Peter Hommelhoff1; 1Max-Planck-Inst. für Quantenoptik, Germany, 2Applied Physics, Stanford Univ., USA. We simulate the acceleration of 30-keV electrons passing in 30 nm distance over a grating that is illuminated by femtosecond laser pulses. Acceleration gradients of 100 MeV/m can be achieved. Experimental realization will be reported. Friday, May 21 3PPN## /05&4 ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ $PODVSSFOUTFTTJPOTBSFHSPVQFEBDSPTTGPVSQBHFT1MFBTFSFWJFXBMMGPVSQBHFTGPSDPNQMFUFTFTTJPOJOGPSNBUJPO 203