Absorptivity

Look up absorbtivity, absorptance, or absorptivity in Wiktionary, the free dictionary.

In science, absorptivity may refer to:

• Molar absorptivity, in chemistry, a measurement of how strongly a chemical species absorbs light at a given wavelength
• Absorptance, in physics, the fraction of radiation absorbed at a given wavelength
• Emissivity § Absorptivity, information on the radiometrical aspect

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