line width

initialisms: FWHM, HWHM
https://doi.org/10.1351/goldbook.L03567
Width of a spectral line in terms of wavelength, frequency or wavenumber. Usually defined as full or half width of the line at half of the maximum intensity (FWHM or HWHM, respectively).
Source:
Green Book, 2nd ed., p. 31 [Terms] [Book]
Citation: 'line width' 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.L03567 RIS BibTex EndNote
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