What we learn - Kanazawa University, Institute for Theoretical Physics

SI2014
After 20 years
2014.8.24
Masako Bando
NPO Human Brain Network あいんしゅたいん
Review of Ｅｘｐｅｒｉｅｎｃｅｓ
１ ｈａｎｄ ｉｎ ｈａｎｄ
２ ｄｙｎａｍｉｃａｌ ｎｏｔ ｓｔａｔｉｃ
３ Ｆｉｒｓｔ ｓｔｅｐ ｍｏｖｅｍｅｎｔ
４ ｅｖｉｄｅｎｃ ｂａｓｅｄ ｃｌａｉｍ ｆｏｒ mprovement
５ Ｆｉｅｌｄ ｔｈｅｏｒｙ (SI)
６ Cross sectoral research
７ Women in science
８ Posdoc problem
９ NPO human resorce network
2
１０ Science after 3.11
What we learn
１ Ｃｏｌｌａｂｏｒａｔｉｏｎ ｂｒｉｎｓ ａ ｇｒｅａｔ じょｙ。ｎｄ
２ We can change our surroundings
３ Mｏｖｅｍｅｎｔ with challenging spirit
４ Eｖｉｄｅｎｃ ｂａｓｅｄ argument effect
５ An important role of SI
６ Physics is a strong tool
７ First network among academic societies
８ Physics has strong power
９ Human brain network
3
１０ Science after 3.11
Step 1
polish the floor with rise bran bag
All the members of the class
in Junior High school
Collaboration ad challenge
bring us a great Joy 1
Message from a classmates
きみ去りし
誰が持とうぞ
ぬか袋（rice-bran）
What we learn
１
Ｃｏｌｌａｂｏｒａｔｉｏｎ ｂｒｉｎgｓ
ａ ｇｒｅａｔ joy
6
Step 2
High school
A message from my Tescher
Dynamical Interaction
Between Society and its constituents
High school
日経交遊録 2007年10月4日
We can
change
Structure of
society
What we learn
２
We can change
our surroundings
9
UCB Colloquium
10
Step 3
Graduate course
Day care Center
Private Day Care Center
In front of my house
Many people helped to
make necessary
reconstruct.ion
1963
Baby room in Kyoto
University
One for all !
All for one!
What we learn
3
Mｏｖｅｍｅｎｔ
with
challenging spirit
Step 4
Women in Physics
Science Council of Japan
Data Based Policy
Figure 15
Figure 11: Values of J for Each Rank of A
J
20
1975
Life Cycle
Analysis
Male
16
12
Female
Activity(A) vs Rank(J)
8
JSA committee
Status of Women
Scientists
4
0
1
2
3
4
5
6
A
Source: Reference 2
male
News paper
comic
female
Equal activity does
not bring equal rank
to women scientists
You are wrong!
Frailty, thy name is woman.
William Shakespeare
What we learn
４
Eｖｉｄｅｎｃ ｂａｓｅｄ argument
moves
scientist’s emotion
19
Step 5
resorce
human・material・money
人 ･物・金
Field Theory in Physics
Aspen-type Institute in Asia.
Promote communications and discussions on
research among participants, rather than to
give pedagogical lectures. ・The scientific
program is relaxed to keep enough time for
discussions. We hope that the new ideas and
research activities will be initiated from this
institute.
.
Sponsored by the Grant-in-aid fromJSPS
→Kugo +Euchi Tanimoto Aoki
• All participation Kugo san??
Aspen Center
30+20 years
Summer Institute
20 years !
The center was founded
in 1962 by physicist.
UCB Colloquium
23
SI since 1995
SI1995
Ontake
SI1996
Kashikojima
SI1997
YITP
SI1998
YITP
SI1999
Fuji-Yoshida,
SI2000
Fuji-Yoshida,
SI2001
Fuji-Yoshida,
SI2002
Fuji-Yoshida,
SI2003
Fuji-Yoshida,
SI2004
Fuji-Yoshida,
SI04 Photo
UCB Colloquium
25
SI07
Photo
What we learn
５
SI encourages people
to create something
Step 6
Inter Discipline
In Research
Theory of Traffic Flow
Econophysics
Optimal Velocity Model
dvn
  (OV (xn )  vn )
dt
xn  xn 1  xn , OV (xn )  a tanh(bxn  c)
Tv show experiment(Tokai)
Hard work
To challenge
new field
In abroad
More popular
than in Japan
http://www.aozora.gr.jp/cards/000042/card2449.html
Many people like it because
it is very simple. More
popular it is in abroad
than in Japan.
Humburg conf.
What we learn
８
Physics
has
strong power
Step 7
Women in Physics
in Paris
academic society
Judy Frantz
APS
organizer
she became
a member of parliament
34
Study of status of women as well as
men scientists
JPS (The Physical Society of Japan)
JSAP(Japan Society of Applied Physics )
IUPAP
Stimulate the societies
In Japan
“Women in Physics”
male
female
Child care
law
Average no.of children
Equal
employme
nt law
Age(year)
Network
For academic societies aiming to
realize Equal right opportunity
Succeded to get
★support child care
★support program
If our proposal is
reasonable and is based
on evidence based data,
our network can affect
people around and can
change the structure of
society.
What we learn
7
First
and
the only network
of academic societies
Step 8
Carrier Development
Post Doctor
Physical Society
of Japan
• Carrier Support Center
• Gender Equality Promotion Committee
Medical Physics
Present Status and Future
JPSkyoto/
JPS Osaka
JPS .Carieer Center (Kurimoto)
NPOあいんしゅたいん
Kyoto Univ.Carieer Support Room
Date
2th, Nov, 2014 13:00～13:10
Lecture
M. Abe
(HonoraryPprof.of Kyooto Univ. advisor of Hyogo RC)
K.Inamura
(Honorary prof of Osaka Univ.)
Talk:
A. Haga(Tokyo Univ)
J. Kotoku(Teikyo Univ.)
T.Suzuki(Hiroahima Univ.) A.Saito(RTQM)
Y.Kobe(Osak Univ.) T.Nakaji(Osaka Univ.)
T. Irami(Kyoto Univ.)
UCB Colloquium
42
What we learn
９
Extend our activity
to
wider fields
Step 9
NPO
Human brain Network
Post doctor
Post professor
Research Meeting
Low dose irradiation effects
Open lecture on Low dose irradiation effects
White house (NPO office)
collaboration with mothers
What we learn
１ Ｃｏｌｌａｂｏｒａｔｉｏｎ ｂｒｉｎｓ ａ ｇｒｅａｔ joy
２ We can change our surroundings
３ Mｏｖｅｍｅｎｔ with challenging spirit
４ Eｖｉｄｅｎｃ ｂａｓｅｄ argument effect
５ SI encourages people to create something
７ First network among academic societies
８ Physics has strong power
９ Human brain network
１０ Science after 3.11
48
Booklet
Explainin
g what is
whole
body
counter
for
Evacuees
from
radiation
exposure
What we learn
９
Human brain network
Step 10
Challange to New Field
After TIPCO accident
3・11（２０１１）
Biomathematics
Reaction rate theory of radiation exposure
- Effects of dose rate on mutation frequency
Masako Bando:
Yukawa Institute for theoretical Physics, Kyoto Univ, Kyoto,Japan
In Collaboration with
Issei Nakamura; State Key Laboratory of Polymer Physics and Chemistry,
Changchun Institute of Applied Chemistry, Chinese Academy of Sciences
Yuichiro Manabe; Division of Sustainable Energy and Environmental Engineering, Osaka Univ.
4. Mar. 2014:11:15 AM–2:15 PM, Tuesday, March 4 APS
Meeting Session G10: Focus Session: Physics of Cancer
Ref(published )
1.Yuichiro Manabe, Kento Ichikawa, Masako Bando, J. Phys. Soc. Jpn. 81 (2012) 104004.
2.Yuichiro Manabe, Masako Bando, J. Phys. Soc. Jpn. 82 (2013) 094004.
52
Radiation exposure
Mutation
stimulus
Response
Carcinogenesis
initiating stage
Drosophila experiment of Muller
Science, Vol. 66, p. 84, 1927
X-ray
LNT（Linear non-threshold）
54
Mega-mouse experiment of Russell
Pnas, Vol. 79(2), 542-544, 1982
~ 101 Gy/hour
(Higher dose rate)
X-ray, γ-ray
~ 104  103 Gy/hour
(Low dose rate)
Dose-rate dep
55
System=tissue or organ consisting of cells
stimulus
reaction
proliferation
Mutated
cells
Normal cells
repair
Cell death
apoptosis etc
A variety of mechanisms
Equation for mutation frequency
Differential equation with respect to time.
d
F ( t )      d      d  F ( t )
dt
 d
    d t
    d t
 F (t ) 
1 e
 F (0)e
  d


F :mutation frequency
F0
dF
c
dD
D0
d : Dose rate [Gy/hour]
D:Total dose [Gy]
57
We rewrite our solution by
using scaling function

F (t )  F () 1  e
    d  t
  F (0) e
    d  t
,
F (t )  F (0)

 ( ) 
 1 e ,
F ()  F (0)


     d  t
Scaled
frequency
Dimensionless
time
58
58
Summary of the 5 experiments
59
Combined data

60
What we learn
10
Science after 3/11
The End
thank you
for your attention