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Автор J Bhattacharya
Автор U Laha
Автор B Talukdar
Дата выпуска 1987-04-28
dc.description A relativistic screened hydrogenic model is used to calculate the transition energy shifts of Ll, L eta , L beta <sub>15</sub> and L gamma <sub>1</sub> X-ray lines for a spectator vacancy in the M<sub>v</sub> subshell for Z=57 and Z=60-95 in steps of 5. It is pointed out that, although not very pronounced, the relativistic effect if quite interesting for the L X-ray spectra. Relativity is seen to play an opposite role in affecting the energy shifts for LM and LN transitions. A possible explanation of this is presented in terms of the concept of direct and indirect relativistic effects on atomic orbitals. The authors' values for <sup>57</sup>La agree quite well with the experimental results of Pepper et al. (1975). By comparing these results with the appropriate values of Parente et al. they find that quantum electrodynamic corrections are quite important in calculating L X-ray transition energy shifts.
Формат application.pdf
Издатель Institute of Physics Publishing
Название L-shell X-ray energy shifts for an additional vacancy in the M-shell
Тип paper
DOI 10.1088/0022-3700/20/8/010
Print ISSN 0022-3700
Журнал Journal of Physics B: Atomic and Molecular Physics
Том 20
Первая страница 1725
Последняя страница 1731
Аффилиация J Bhattacharya; Dept. of Phys., Visva-Bharati Univ., West Bengal, India
Аффилиация U Laha; Dept. of Phys., Visva-Bharati Univ., West Bengal, India
Аффилиация B Talukdar; Dept. of Phys., Visva-Bharati Univ., West Bengal, India
Выпуск 8

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