期刊名称：International Journal of Mathematics and Mathematical Sciences
印刷版ISSN：0161-1712
电子版ISSN：1687-0425
出版年度：1981
卷号：4
DOI：10.1155/S0161171281000434
出版社：Hindawi Publishing Corporation
摘要：The vacuum polarization potential is included in the interaction Hamiltonian
for 1S−2S excitation of the hydrogen atom by electron impact. The excitation amplitude calculated field theoretically is found to be lowered by
0.47t2/(t2
