IMPACT IONIZATION IN PROTON-H-ATOM-SYSTEM .3. ELECTRON TRANSLATION FACTOR AND TRANSITION OPERATORS

被引:45
作者
LEVY, H
THORSON, WR
机构
[1] Department of Chemistry, Massachusetts Institute of Technology, Cambridge
[2] Department of Chemistry, University of Alberta, Edmonton, Alta.
[3] Smithsonian Astrophysical Observatory, Cambridge
来源
PHYSICAL REVIEW | 1969年 / 181卷 / 01期
关键词
D O I
10.1103/PhysRev.181.252
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
To meet asymptotic boundary conditions, the scattering wave function for an atomic collision must include a kinematic factor representing transport of an electron attached to a moving heavy particle. For slow collisions this factor grossly affects the inelastic transition operator and its matrix elements. The general conditions the factor must satisfy are discussed. Matrix elements for impact ionization are especially sensitive to the choice of the factor, and computed results obtained with several choices are described briefly. A heuristic criterion for systematic improvement of the factor is discussed. © 1969 The American Physical Society.
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页码:252 / &
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