WebBlackbody definition, a hypothetical body that absorbs without reflection all of the electromagnetic radiation incident on its surface and then, depending on temperature, … WebA black-body is an idealised object which absorbs and emits all radiation frequencies. Near thermodynamic equilibrium, the emitted radiation is closely described by Planck's law and because of its dependence on temperature, Planck radiation is said to …

Emissivity - Wikipedia

WebAn object that absorbs all radiation falling on it, at all wavelengths, is called a black body. When a black body is at a uniform temperature, its emission has a characteristic frequency distribution that depends on the … ez air facebook

Blackbody Definition & Meaning Dictionary.com

The idea of a black body originally was introduced by Gustav Kirchhoff in 1860 as follows: ...the supposition that bodies can be imagined which, for infinitely small thicknesses, completely absorb all incident rays, and neither reflect nor transmit any. I shall call such bodies perfectly black, or, more briefly, black bodies. A more modern definition drops the reference to "infinitely small thicknesses": Webblack body - a hypothetical object capable of absorbing all the electromagnetic radiation falling on it; "a black body maintained at a constant temperature is a full radiator at that … WebDefinition of black body in the Definitions.net dictionary. Meaning of black body. What does black body mean? Information and translations of black body in the most comprehensive dictionary definitions resource on the web. ezai ezrs-775pm-8514f