Saturday, February 04, 2006

Absorptance - Definition - Light, Electromagnetism

Definition: The ratio of the luminous or radiant flux absorbed by a body to the flux falling on it. Generally given the symbol a.

Also Known As: absorptivity (formerly)

Common Misspellings: absorbance, adsorptance

Examples: The absorptance of a blackbody, which absorbs all the light that falls on it, is by definition 1.

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