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Study of vacancy decays in the L-shell photoionization of barium in the excitation energy range of 5.6-30 keV: from L-2 edge to energy high above the thresholds of double L-vacancy production

Zou, Y. ; Oura, M. ; Hutton, Roger LU ; Yamaoka, H. ; Takeshima, N. ; Takahiro, K. ; Kawatsura, K. and Mukoyama, T. (2006) In Journal of Physics B: Atomic, Molecular and Optical Physics 39(22). p.4775-4788
Abstract
Photoinduced Ba L x-rays were measured, in the excitation energy range of 5.6-30 keV, by using high-brilliance undulator radiation. The obtained intensity ratios, the excitation-energy independent L beta(4)/L beta(3), L eta/L beta(1), L iota/L alpha(1,2), L beta(6)/ L alpha(1,2) and L beta(2,15)/L alpha(1,2) as well as the excitation- energy dependent L beta(1)/L alpha(1,2), L beta(3)/L alpha(1,2) and L beta(3)/L beta(1), were compared with theoretical calculations, in which the calculations were performed by applying various subsets of the L subshell fluorescence yields and Coster-Kronig yields. Deviations of the theoretical calculations from the experimental results call on improvements in theory for the emission rates. We have also... (More)
Photoinduced Ba L x-rays were measured, in the excitation energy range of 5.6-30 keV, by using high-brilliance undulator radiation. The obtained intensity ratios, the excitation-energy independent L beta(4)/L beta(3), L eta/L beta(1), L iota/L alpha(1,2), L beta(6)/ L alpha(1,2) and L beta(2,15)/L alpha(1,2) as well as the excitation- energy dependent L beta(1)/L alpha(1,2), L beta(3)/L alpha(1,2) and L beta(3)/L beta(1), were compared with theoretical calculations, in which the calculations were performed by applying various subsets of the L subshell fluorescence yields and Coster-Kronig yields. Deviations of the theoretical calculations from the experimental results call on improvements in theory for the emission rates. We have also surveyed the L alpha(1,2) related x-ray hypersatellite lines in the photoinduced Ba L x-ray spectrum. (Less)
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author
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organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Journal of Physics B: Atomic, Molecular and Optical Physics
volume
39
issue
22
pages
4775 - 4788
publisher
IOP Publishing
external identifiers
  • wos:000242649600025
  • scopus:33846115202
ISSN
0953-4075
DOI
10.1088/0953-4075/39/22/020
language
English
LU publication?
yes
id
ce098c94-8263-498f-b525-03ede08b18a1 (old id 683613)
date added to LUP
2016-04-01 15:52:37
date last changed
2024-04-11 14:37:35
@article{ce098c94-8263-498f-b525-03ede08b18a1,
  abstract     = {{Photoinduced Ba L x-rays were measured, in the excitation energy range of 5.6-30 keV, by using high-brilliance undulator radiation. The obtained intensity ratios, the excitation-energy independent L beta(4)/L beta(3), L eta/L beta(1), L iota/L alpha(1,2), L beta(6)/ L alpha(1,2) and L beta(2,15)/L alpha(1,2) as well as the excitation- energy dependent L beta(1)/L alpha(1,2), L beta(3)/L alpha(1,2) and L beta(3)/L beta(1), were compared with theoretical calculations, in which the calculations were performed by applying various subsets of the L subshell fluorescence yields and Coster-Kronig yields. Deviations of the theoretical calculations from the experimental results call on improvements in theory for the emission rates. We have also surveyed the L alpha(1,2) related x-ray hypersatellite lines in the photoinduced Ba L x-ray spectrum.}},
  author       = {{Zou, Y. and Oura, M. and Hutton, Roger and Yamaoka, H. and Takeshima, N. and Takahiro, K. and Kawatsura, K. and Mukoyama, T.}},
  issn         = {{0953-4075}},
  language     = {{eng}},
  number       = {{22}},
  pages        = {{4775--4788}},
  publisher    = {{IOP Publishing}},
  series       = {{Journal of Physics B: Atomic, Molecular and Optical Physics}},
  title        = {{Study of vacancy decays in the L-shell photoionization of barium in the excitation energy range of 5.6-30 keV: from L-2 edge to energy high above the thresholds of double L-vacancy production}},
  url          = {{http://dx.doi.org/10.1088/0953-4075/39/22/020}},
  doi          = {{10.1088/0953-4075/39/22/020}},
  volume       = {{39}},
  year         = {{2006}},
}