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Shape functions and singly differential cross sections of bremsstrahlung at electron energies from 10 eV to 3 MeV for Z = 1–100
Atomic Data and Nuclear Data Tables ( IF 1.8 ) Pub Date : 2019-03-25 , DOI: 10.1016/j.adt.2019.03.002
Andrius Poškus

This work describes a library of shape functions and singly differential cross sections of bremsstrahlung due to interaction of the electrons with energies from 10 eV to 3 MeV with neutral atoms. The calculations have been performed using an updated version of the set of codes BREMS, which was described in a previous publication. The calculation method is based on the relativistic partial-wave formulation describing interaction of the incident electron with a central potential of the neutral target atom. The interaction potential is obtained from the Kohn–Sham density functional theory. The Dirac equation for the continuum wave function is solved by the power-series method. The mentioned library uses a comparatively dense grid of the incident electron energy (ten points per decade), and it covers all chemical elements with atomic numbers from 1 to 100. The agreement of the present data with the previously-published tabulations is satisfactory.



中文翻译:

Z的电子能量为10 eV至3 MeV时,致辐射的形状函数和单微分截面 = 1–100

这项工作描述了由于电子与10 eV到3 MeV的能量与中性原子的相互作用而产生的致辐射的形状函数和单微分横截面的库。已使用代码集BREMS的更新版本执行了计算,该更新版本已在先前的出版物中进行了描述。该计算方法基于描述入射电子与中性目标原子中心电势相互作用的相对论分波公式。相互作用势是从Kohn-Sham密度泛函理论获得的。用幂级数法求解连续波函数的狄拉克方程。提到的资料库使用了相对密集的入射电子能量网格(每十个十点),

更新日期:2019-03-25
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