photoionization cross section

https://doi.org/10.1351/goldbook.09267
Total ionization cross section for an incident photon of a given energy interacting with a material to produce one or more photoelectrons from all sub-shells that are energetically accessible.
See also: sub-shell photoionization cross section
Source:
PAC, 2020, 92, 1781. (Glossary of methods and terms used in surface chemical analysis (IUPAC Recommendations 2020)) on page 1809 [Terms] [Paper]
Citation: 'photoionization cross section' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.09267 RIS BibTex EndNote
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