The dependence of the bound state compton cross section and its infrared behaviour on binding and "off-mass-shell" effects

D. A. Owen, R. Steinitz

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

The Com̀pton scattering cross section from bound electrons is calculated with and without the inclusion of binding and "off-mass-shell" corrections. It is found that these corrections to the forward scattering from electrons in high-Z atoms cannot be neglected. Their inclusion is also needed to obtain consistency with the results of Goldberger and Low for the scattering of ultrahigh-energy photons in the forward direction. The infrared behaviour of the cross section for bound Compton scattering is examined. It is found that the exact Dirac wave functions (i.e. without approximation) and the binding and "off-mass-shell" corrections as found by Owen are needed to insure the infrared convergence of the bound-state Compton cross section.

Original languageEnglish
Pages (from-to)191-196
Number of pages6
JournalPhysics Letters, Section A: General, Atomic and Solid State Physics
Volume71
Issue number2-3
DOIs
StatePublished - 30 Apr 1979

ASJC Scopus subject areas

  • General Physics and Astronomy

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