Absorption coefficient and Absorptivity

Absorption coefficient noun - A measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber.

Absorptivity and absorption coefficient are semantically related. In some cases you can use "Absorptivity" instead a noun phrase "Absorption coefficient".

Absorptivity noun - (physics) the property of a body that determines the fraction of the incident radiation or sound flux absorbed or absorbable by the body.

Absorption coefficient and absorptivity are semantically related. You can use "Absorption coefficient" instead a noun "Absorptivity".

Nearby Words: absorption, absorptive