Calculation of photoabsorption processes in helium

A. Dalgarno, H. Doyle, M. Oppenheimer

Research output: Contribution to journalArticlepeer-review

30 Scopus citations


The cross section for photoionization is expressed as an integral over the dipole response function in a form that yields a unified procedure for calculating the background and the resonance contributions. Application is made to absorption by triplet metastable helium.

Original languageEnglish (US)
Pages (from-to)1051-1052
Number of pages2
JournalPhysical review letters
Issue number16
StatePublished - 1972
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • General Physics and Astronomy


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