首页|Fully relativistic energies,transition properties,and lifetimes of lithium-like germanium

Fully relativistic energies,transition properties,and lifetimes of lithium-like germanium

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Employing two fully relativistic methods,the multi-reference configuration Dirac-Hartree-Fock(MCDHF)method and the relativistic many-body perturbation theory(RMBPT)method,we report energies and lifetime values for the lowest 35 energy levels of the(1s2)nl configurations(where the principal quantum number n=2-6 and the angular quantum num-ber l=0,...,n-1)of lithium-like germanium(Ge XXX),as well as complete data on the transition wavelengths,radiative rates,absorption oscillator strengths,and line strengths between the levels.Both the allowed(E1)and forbidden(magnetic dipole M1,magnetic quadrupole M2,and electric quadrupole E2)ones are reported.The results from the two methods are consistent with each other and align well with previous accurate experimental and theoretical findings.We assess the overall accuracies of present RMBPT results to be likely the most precise ones to date.The present fully relativistic results should be helpful for soft x-ray laser research,spectral line identification,plasma modeling and diagnosing.The datasets presented in this paper are openly available at https://doi.org/10.57760/sciencedb.j00113.00135.

multi-referenceDirac-Hartree-Fockrelativistic many-body perturbationradiative ratelifetime

李双、周璟、朱柳红、梅秀菲、颜君

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School of Electrical and Optoelectronic Engineering,West Anhui University,Lu'an 237012,China

Institute of Applied Physics and Computational Mathematics,Beijing 100088,China

Shanghai EBIT Laboratory,Institute of Modern Physics,Department of Nuclear Science and Technology,Fudan University,Shanghai 200433,China

Research Foundation for Higher Level Talents of West Anhui University

WGKQ2021005

2024

中国物理B(英文版)
中国物理学会和中国科学院物理研究所

中国物理B(英文版)

CSTPCDEI
影响因子:0.995
ISSN:1674-1056
年,卷(期):2024.33(10)