atomic and molecular data activities for fusion … · atomic and molecular data activities for...

T. Nakano

Japan Atomic Energy Agency

Atomic and Molecular Data Activities

for Fusion Research in JAEA

"Technical Aspects of Atomic and Molecular Data Processing and Exchange"

(19th Meeting of the Atomic and Molecular Data Centres and ALADDIN Network),

3-5 October 2007, IAEA HQ, Vienna, Austria

OrganizationStaff

• T. Nakano:

Experimental research on nuclear fusion plasmas

in the JT-60U tokamak

ITPA ‘SOL and Divertor plasma physics’ topical group

<= H. Kubo ( transferred to Policy Planning

and Administration Department)

• M. Sataka:

Experimental research on atomic collision

with the TANDEM accelerator

Collaboration

• NIST

• Japanese Universities

• Osaka Nuclear Science Association

• Other department of JAEA

Recent activities

Compilation, evaluation and production of

• Spectroscopic data for heavy atoms ( W, Xe, etc. )

• Cross sections for important collisions in cold divertor plasmas

Main plasma

T= 1 ~ 20 keV

Be

W

C

Divertor plasma

T= 0.1 ~ 200 eV

JT-60U ITER

nw/ne<0.002%

(radiation loss)

Ar enhances radiation

W yield

D(T), He, Be, C, D(T)2, CxD(T)y process

Contents

Our actives since the last meeting in Oct., 2005.

1.1 Compilation and evaluation of cross section data

1.2 Production of cross section data

2.1 Compilation and evaluation of spectral data

2.2 Production of spectral data

3. Publication list

Contents





3. Publication list

Analytical Cross Sections of He and He+

with H, H2, He and Li

In Collaboration with T.Tabata of Osaka Nuclear Science Association

174 processes of He

from Red Book (ORNL-6086 V1)

Analytical formulae (Modified Green-McNeal formulae)

= 1 x 10-16 [ a1 (E1/ER)a2 / (1 + (E1/a3)a2+a4 + (E1/a5)

a2 +a6 )

+ a7 a1 (E1/ (a8ER))a2 / (1 + (E1/ (a8 a3))a2+a4 + (E1/ (a8 a5))

a2 +a6 ) ] (cm2)

E1 = E - Eth (keV), ER=99.27, Eth=0.00816,

a1=0.263, a2=1.04, a3=20.6, a4=2.3, a5=58, a6=5.29, a7=0.0935, a8=0.054

Analytical cross sections available in JAEA Website

http://www-jt60.naka.jaea.go.jp/english/JEAMDL/jeamdl2_j.html

Analytical cross sections available in JAEA Website

http://www-jt60.naka.jaea.go.jp/english/JEAMDL/jeamdl2_j.html

(Japanese Evaluated Atomic and Molecular Data Library: JEAMDL)

Figures: ~1000 processes

Fortran functions: 359 processes

In progress, 174 He and He+ processes

Compilation of Charge Changing Cross Section

Number of Collected Papers Journals under the survey

Atomic Data and Nuclear Data Tables

The European Physical Journal D

Europhysics Letters

JETP

JETP Letters

Journal of Physical and Chemical Reference

Data

Journal of the Physical Society of Japan

Journal of Physics B: Atomic, Molecular and

Optical Physics

Nuclear Instruments and Methods in Physics

Research sect. A

Nuclear Instruments and Methods in Physics

Research sect. B

Physica Scripta

Physical Review A

Physics Letters A

1811252006

25121122003

2181122004

117222002

121651998

155461999

103162000

2552182001

39194162005

3687956233Sum

1928331511983-1997

SumMiscPartialTotalYear

http://toshi3.nucleng.kyoto-u.ac.jp:5560/isqlplus/

UserID: ASK

Password: ASK In Collaboration with A. Itoh and M. Imai of Kyoto Univ.

Example of complied cross sections

10-3

10-2

10-1

100

101

102

103

104

Energy (keV/u)

10-3

10-2

10-1

100

101

102

103

Cro

ss S

ecti

on

(1

0-1

6cm

2)

He0 + C60 He

+ (Single electron loss)

A. Itoh et al.

Phys.Rev. A72 052718 (2005)

In Collaboration with A. Itoh and M. Imai of Kyoto Univ.

Contents




2.2 Prod

uction of spectral data

3. Publication list

5 keV10 keV

(Loss)

Production of Charge Changing Cross Section

In progress: W++ He, Ne, Ar, Kr, H2 collision system

Plan: Collision-energy scan 0.5 - 32 keVMeasurement of Electron Loss Cross sectionW++ D2 and N2 collision systems

In Collaboration with

A. Itoh and M. Imai

Of Kyoto Univ.

X-ray emission cross section ofNe-like W measured in EBIT

Integration

Dielectronic recombination of Ne-like ion:2s22p6 + e -> 2s22p53lnl’ or 2s2p63lnl’ -> 2s22p63l + h

H . Watanabe, N. Nakamura, D Kato, T. Nakano and S. Ohtani, J. Plasma Fusion Res. 2,027(2007)

In Collaboration with S.Ohtani of Univ. of Electro-Communications

HULLACExperiment

Gas injection : CH4, CD4 , C2H4 and C2H6

at 3x1018 - 2x1019 /s

Spectroscopy : CH, CD and C2

viewing chords: Gas-puff nozzle

Background ( 10cm toroidally apart )

Te: 80o toroidally apart

X 2

CFC : Toyo tanso CX-2002

Used since 1997

NBI-heated Plasma exposure

11 hrs

Production of CH, C2 emissionrate data in JT-60U

Example of measurement ofCD emission rate

4

3

2

1

0

x10

16

282624Time ( sec )

CD

photo

n f

lux (

ph /

s )

CD4 flux = 3.7x1018

s-1

1.6 x 1016

s-1

Te = 70 eV,

LEPCD4CD

= 3.7x1018 / 1.6x1016 ~ 230

View for the gas-puff port

View for Background

Injected CD4

CH and CD emission rate fromCH4 ,and CD4

200

150

100

50

0

Loss-e

vents

/ p

hoto

n

6050403020100

Te ( eV )

CD4 / CD

CH4 / CH

( PISCES-A)CH4 / CH

• Weak temperature dependence

• Similar results from PISCES-A ( Te < 25 eV )

• Small isotope effect between CH4 and CD4 ,

• Similar data for CH, CD, C2 for C2H4 and C2H6

detach

Production of charge eXchangecross sections

State-selective electron capture cross sections for C6+ with H*(n=2)

at 60 – 6000 eV/amu calculated by closed coupling method.C6+ + H* (2p)

C VI n=7-8 (529.1 nm):(core plasma) widely used for Ti measurement by beam-aided CXRS

(divertor plasma) also bright in divertor plasmas useful for diagnostics

BB

BBB

B B B B B B B B B B B B B B B B B B B B B

J J JJ J J J J J J J J J J J J J J J J J J J J J J

HH

HH H H H HH H

H H H H H HH

HH H H H H H H H

F F FF F F F F F F F F F F F F F F F F F F F F F F

1

10

100

1000

2000

0.06 0.1 1 7

B

J

H

F

C5+(7l)

C5+(9l)

C5+(8l)

TOTAL

Energy (keV/amu)

Cross section(10-16cm

2 )

C5+(n = 7)

C5+(n = 9)

C5+(n = 8) C5+(total)

B B BB B B B B B B B B B B B B B B B B B B B B B BJ J JJ J J J J J J J J J J J J J J J J J J J J J J

H

H

HH H H

F

F

FF F F

1

1

1

11 1 1 1 1

1

10

100

1000

2000

0.06 0.1 1 7

B

J

H

F

1

Energy (keV/amu)

Cross section(10-16cm

2 )

M .Kim ura and C.D.Lin (cal)

T.A.Green et al (cal)

F.W .M eyer et al (exp)C6++H(1s)

present C6++H*(2p)

present C6++H*(2s)

C6++H*(2s)

C6++H*(2p)

C6++H(1s)

In Collaboration with N. Shimakura of Niigata Univ.

50x

Production of charge eXchangecross sections

State-selective electron capture cross sections for Be3+, 2+

with H(n=1, 2)

In progress:

• State-selective electron capture cross sections for B5+

with H(n=2)

• State-selective electron capture cross sections for C5+ (Donor)

with H+ (Receiver)

=> Calculation with the same input data for C6+ (Reciever)

with H (Donor)

=> Useful for estimation of first wall damage

& fast ion diagnostic

In Collaboration with N. Shimakura of Niigata Univ.

Contents





3. Publication list

Compilation of spectral datain collaboration with NIST

W III-LXXIV: Energy levels, wavelength, A coefficient (only W III)

compiled by Drs. A. E Kramida and T. Shirai.

To be submitted to Atomic Data and Nuclear Data Tables ( 203 pages!!)

In progress:

• Ar I - Ar XVIII : Spectral lines compiled by Drs. C. Sansonetti

and E.B. Saloman

Published:

• Compilation of Wavelengths, Energy Levels, and Transition Probabilities forW I and W II,

A. E. Kramida and T. Shirai, J. Phys. Chem. Ref. Data 35, 423-683 (2006)

• Spectral Data for Gallium: Ga I through Ga XXXI,

T. Shirai, J. Reader, A. E. Kramida, and J. Sugar, J. Phys. Chem. Ref. Data 36(2), 509-615(2007)

• Compilation of Wavelengths and Energy Levels of Tungsten, W III throughW LXXIV,

A. E. Kramida and T. Shirai, J. Plasma Fusion Res. Series 7, 334-337 (2006)

Contents





3. Publication list

0

10

20

30

40

4 6 8 10 12 14 16

Xe

XL

I*

Xe

XL

III

Xe

XL

IVX

e*

Xe*X

e X

LII*

Xe

XL

II*

Xe

XL

II*

Xe

XL

IV

Xe

XL

IV

Xe

XL

III

0

1

2

3

4

5

0 0.2 0.4 0.6 0.8 1

434241403938373635

343332313029282726

0

0

4

6

8

/a

Xez

+ d

ensi

ty (

arb

.)T

e (k

eV)

/ ne

(101

9 m-3

)

Te

ne

Xe37+, Cl likeXe41+, Al like

Xe28+

(a)

(b)

ITB

10-2

10-1

100

ft X

-ray

inte

nsi

ty (

arb

.)

measured

calculated

calculated 1/11

(c)

X(a

rb)

Box type ITB

0 0.2 0.4 0.6 0.8 1.0

43424140393837363534

333231302928272625

0.0

0.2

0.4

0.6

0.8

1.0

nX

e (ar

b.)

r/a

zXe37+, Cl-like (3p5)

Xe

z+density

arb

.)

Xe37+ (1s)2(2s)2(2p)6(3s)2(3p)5

Xe spectral lines with n=3-3 observed in JT-60U* Identification for the first time

Analyzed by HULLAC, Desclaux codes

by A. Sasaki and K. Moribayashi

Flat profiles of Te and ne in a Box-type ITB plasma is useful for

spectrum analysis.

Production of Xe spectral linedata in JT-60U

H. Kubo et al J. Nucl. Mater. 363-365 (2007) 1441.

Normalized radius

WavelengthIn

tnsity

Contents





3. Publication list

• Analytic Cross Sections for Electron Impact Collisions with Nitrogen Molecules,

T.Tabata, T.Shirai, M.Sataka, H.Kubo, Atomic Data and Nuclear data Tables 92,375

(2006).

•X-Ray Spectra from Neon-like Tungsten Ions in the Interaction with Electrons,

H . Watanabe, N. Nakamura, D Kato, T. Nakano and S. Ohtani, J. Plasma andFusion Res. 2, 027(2007)

•Compilation of Wavelengths, Energy Levels, and Transition Probabilities for W I andW II,

A. E. Kramida and T. Shirai, J. Phys. Chem. Ref. Data 35, 423-683 (2006)

•Spectral Data for Gallium: Ga I through Ga XXXI,

T. Shirai, J. Reader, A. E. Kramida, and J. Sugar, J. Phys. Chem. Ref. Data 36(2),509-615 (2007)

•Compilation of Wavelengths and Energy Levels of Tungsten, W III through WLXXIV,

A. E. Kramida and T. Shirai, J. Plasma Fusion Res. Series 7, 334-337 (2006)

Publication list

• Cross Sections of Charge Transfer by Slow Doubly-Charged Carbon Ions

from Various Carbon Containing Molecules

T. Kusakabe, et al., J. Plasma and Fusion Res. 7,237 (2006).

• Production and Compilation of Charge Changing Cross Sections of Ion-Atom

and Ion-Molecule Collisions

M. Imai, et al., J. Plasma and Fusion Res. 7, 323 (2006).

• Electron Capture Processes in Low Energy Collisions of C4+ Ions with

Excited H Atoms

N. Shimakura et al., et al., J. Plasma and Fusion Res. 7, 199 (2006).

• Atomic and Molecular Data Activities for Fusion Research at JAERI

H. Kubo et al., et al., J. Plasma and Fusion Res. 7,352 (2006).

• Atomic and molecular data base and data activities for fusion research in

Japan Atomic Energy Agency,

M.Sataka and H.Kubo, Fusion Sci. Tech. 51, 135 (2006) .

Publication list

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