Term: particle scattering function
https://doi.org/10.1351/goldbook.P04429

Definition:
The ratio of the intensity of radiation scattered at an angle of observation θ to the intensity of radiation scattered at an angle zero, i.e. P θ ≡ R θ R 0. An alternative recommended symbol is P θ. Synonymous with particle scattering factor.

Related Terms:
1) angle of observation (http://doi.org/10.1351/goldbook.S05488).
2) angle (http://doi.org/10.1351/goldbook.A00346).

Source: Purple Book, 1st ed., p. 66 (http://old.iupac.org/publications/books/author/metanomski.html)

Citation: 'particle scattering function' 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.P04429

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