Saddle-point complex-rotation method for the(1s2s2s)2Sresonance inHe−, Li I, Be II, and B III

1984 ◽  
Vol 29 (4) ◽  
pp. 1878-1882 ◽  
Author(s):  
Brian F. Davis ◽  
Kwong T. Chung
1982 ◽  
Vol 26 (6) ◽  
pp. 3278-3282 ◽  
Author(s):  
Kwong T. Chung ◽  
Brian F. Davis

1991 ◽  
Vol 43 (11) ◽  
pp. 6272-6283 ◽  
Author(s):  
Liwen Pan ◽  
K. T. Taylor ◽  
Charles W. Clark

2011 ◽  
Vol 89 (6) ◽  
pp. 697-702 ◽  
Author(s):  
Lin Zhuo ◽  
Bing-Cong Gou ◽  
Feng Wang

Energies and Auger widths of high-lying doubly-excited states 1s23lnl′ (n = 3–6) for Be-like neon are calculated using a saddle-point variational method and saddle-point complex-rotation method. The relativistic corrections and mass polarization are obtained with first-order perturbation theory. The configuration structure of the high-lying doubly-excited series is checked by relativistic perturbation corrections. The oscillator strengths and radiative transition probabilities are also calculated. Our results of energies and Auger widths are compared with the available theoretical results in the literature. Auger channel energies are compared with those from high-resolution electron spectroscopy. Excellent agreement is obtained in each state.


1987 ◽  
Vol 36 (4) ◽  
pp. 1948-1951 ◽  
Author(s):  
Brian F. Davis ◽  
Kwong T. Chung

2016 ◽  
Vol 94 (11) ◽  
pp. 1119-1124
Author(s):  
Chao Chen ◽  
Bingcong Gou ◽  
Chunmei Zhang

Inner-shell excitation energy levels, and radiative and Auger transitions of the 1s2s22p2, 1s2s22p3p, 1s2s2p3, 1s2p4, and 1s2p33p 2,4L (L = S, P, D) resonances for B-like nitrogen are calculated using the saddle-point variation and saddle-point complex-rotation methods. The first-order perturbation theory is used to calculate relativistic and mass polarization corrections. Present autoionization energy levels, radiative transition rates and wavelengths, Auger rates, and Auger electron energies for these resonances agree well with theoretical and experimental data available in the literature, and will provide valuable background data for astrophysics and plasma physics in future.


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