thermal radiation

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thermal radiation

[′thər·məl ‚rād·ē′ā·shən]
(thermodynamics)
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

thermal radiation

The transmission of heat from a hot surface to a cooler one in the form of invisible electromagnetic waves, which, on being absorbed by the cooler surface, raise the temperature of that surface without warming the space between.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
One interpretation of those deviations was that the universe was somehow a more efficient emitter of radiation than a blackbody -- a contadication in terms, as a blackbody is defined as a perfect thermal radiator. The other horn of the dilemna was to suppose that something other than a thermal radiator was contributing and thereby complicating the cosmological evidence.
The Class A/B audio amplifier, a traditional audio system workhorse, is a power pig that requires expensive supply systems to provide the necessary current and thermal radiators to help dissipate the heat.
Ceiling panels act as thermal radiators and, says Sobek, there is no need for additional heating.