Other Free Encyclopedias » 21st Century Webster's Family Encyclopedia » 21st Century Webster's Family Encyclopedia - Black haw to Boulez, Pierre

Bolometer

energy physics measure

Bolometer, in physics, instrument used to measure minute differences of radiant energy by changes in the electrical resistance of a thermistor, a form of conductor exposed to the energy. Biometers can measure the radiation from stars.

See also: Physics.

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