Journal article
Triple-differential cross-section measurements of electron-impact ionization of argon 3s in the backward scattering direction
Physical Review A (Atomic, Molecular and Optical Physics), Vol.73(2), pp.1-4
2006
Abstract
The triple-differential cross section for the electron-impact ionization of the 3s orbital of argon has been measured over the complete backward scattering direction of the ejected electron, using a magnetic angle changer in a conventional (e,2e) spectrometer. The results reveal the position and relative magnitude of the recoil scattering peak in the cross section for this target, and enable a detailed comparison with recently published calculations of argon 3s ionization which have been performed using a hybrid distorted-wave Born approximation-R-matrix approach. These theoretical calculations show dramatically improved agreement with the experimental results, in comparison with earlier approaches, but puzzling discrepancies still remain.
Details
- Title
- Triple-differential cross-section measurements of electron-impact ionization of argon 3s in the backward scattering direction
- Authors
- M A Stevenson (Author) - Griffith UniversityBirgit Lohmann (Author) - Griffith University
- Publication details
- Physical Review A (Atomic, Molecular and Optical Physics), Vol.73(2), pp.1-4
- Publisher
- American Physical Society
- DOI
- 10.1103/PhysRevA.73.020701
- ISSN
- 1050-2947
- Organisation Unit
- Thompson Institute; University of the Sunshine Coast, Queensland; Office of the Deputy Vice-Chancellor (Academic)
- Language
- English
- Record Identifier
- 99450140302621
- Output Type
- Journal article
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