Phys. Rev. A 71, 010701(R) (2005) [4 pages]Electron-impact excitation autoionization of helium in the S-wave limit
Excitation of the autoionizing states of helium by electron impact is shown in calculations in the S-wave limit to leave a clear signature in the singly differential cross section for the (e,2e) process. It is suggested that such behavior should be seen generally in (e,2e) experiments on atoms that measure the single differential cross section. © 2005 The American Physical Society URL:
http://link.aps.org/doi/10.1103/PhysRevA.71.010701
DOI:
10.1103/PhysRevA.71.010701
PACS:
34.80.Dp
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