specular reflectance (reflection factor), \(\rho\)

in optical spectroscopy
https://doi.org/10.1351/goldbook.S05851
@R05046@ specularly reflected from the surface of a system, \(P_{\mathrm{refl}}\), divided by the incident @P04792@, \(P_{0}\): \[\rho =\frac{P_{\mathrm{refl}}}{P_{0}}\]
Source:
PAC, 1985, 57, 105. (Names, symbols, definitions and units of quantities in optical spectroscopy (Recommendations 1984)) on page 115 [Terms] [Paper]
Citation: 'specular reflectance' 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.S05851 RIS BibTex EndNote
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Last revised: February 24, 2014