self-absorption effect 

in luminescence spectroscopy
https://doi.org/10.1351/goldbook.S05580
The reabsorption of @L03641@ by the analyte and interfering impurities within the excitation volume.
Source:
PAC, 1984, 56, 231. (Nomenclature, symbols, units and their usage in spectrochemical analysis-Part VI: molecular luminescence spectroscopy) on page 244 [Terms] [Paper]
Citation: 'self-absorption effect' 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.S05580 RIS BibTex EndNote
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Last revised: February 24, 2014