A theoretical study on double differential cross sections for (e, 2e) process of hydrogen
Author(s) -
Yang Huan,
Zhang Sui-meng,
Xing Ling-Ling,
Wu Xing-Ju,
Hao Yuan
Publication year - 2012
Publication title -
acta physica sinica
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.199
H-Index - 47
ISSN - 1000-3290
DOI - 10.7498/aps.61.133401
Subject(s) - atomic physics , ionization , hydrogen , work (physics) , differential (mechanical device) , electron ionization , electron , scattering cross section , physics , materials science , nuclear physics , thermodynamics , ion , optics , quantum mechanics , scattering
The double differential cross sections for electron impact ionization of hydrogen at incident energies of 15.6 eV, 17.6 eV, 25 eV and 40 eV are calculated by use of BBK model and modified BBK model. The results of the present work are compared with the absolute experimental date. The structure of the cross sections is analysed and the contributions of exchange effects to corss sections are discussed.
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