Absorptance (noun) Definition, Meaning & Examples

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noun Physics, Optics.
  1. the ratio of the amount of radiation absorbed by a surface to the amount of radiation incident upon it.
noun
  1. a measure of the ability of an object to absorb radiation, equal to the ratio of the absorbed radiant flux to the incident flux. For a layer of material the ratio of the flux absorbed between the entry and exit surfaces of the layer to the flux leaving the entry surface is the internal absorptance
Absorptance (noun) Definition, Meaning & Examples

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