geometric attenuation

https://doi.org/10.1351/goldbook.G02619
The reduction of a @R05048@ quantity due to the effect only of the distance between the point of interest and the source, excluding the effect of any matter present.
Source:
PAC, 1982, 54, 1533. (Glossary of terms used in nuclear analytical chemistry (Provisional)) on page 1543 [Terms] [Paper]
Citation: 'geometric attenuation' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.G02619 RIS BibTex EndNote
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Last revised: September 12, 2008