: the property of a body that determines the fraction of incident radiation absorbed by the body
Examples of absorptivity in a Sentence
Recent Examples on the WebThe researchers also noted that controlling the microscopic structure of the sail—such as by using alternating layers of material, each only nanometers (billionths of a meter) thick—could boost its reflectivity and reduce its absorptivity.
Charles Q. Choi, Scientific American, 10 May 2018
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