Kirchhoff's radiation law

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• law of nature — noun a generalization that describes recurring facts or events in nature (Freq. 3) the laws of thermodynamics • Syn: ↑law • Hypernyms: ↑concept, ↑conception, ↑construct • …   Useful english dictionary

• thermal radiation — Thermodynam. electromagnetic radiation emitted by all matter above a temperature of absolute zero because of the thermal motion of atomic particles. [1930 35] * * * Process by which energy is emitted by a warm surface. The energy is… …   Universalium

• Kirchhoff's law of thermal radiation — See also Kirchhoff s laws for other laws named after Kirchhoff .In thermodynamics, Kirchhoff s law of thermal radiation, or Kirchhoff s law for short, is a general statement equating emission and absorption in heated objects, proposed by Gustav… …   Wikipedia

• Kirchhoff , Gustav Robert — (1824–1887) German physicist Kirchhoff studied in his native city of Königsberg (now Kaliningrad in Russia), graduating in 1847. Three years later he was appointed a professor at Breslau. He moved to Heidelberg, where Robert Bunsen was professor… …   Scientists

• Kirchhoff's laws — Not to be confused with Kerckhoffs principle. There are several Kirchhoff s laws, all named after Gustav Robert Kirchhoff:* Kirchhoff s circuit laws * Kirchhoff s law of thermal radiation * Kirchhoff s Equations * Kirchhoff s Three Empirical Laws …   Wikipedia

• electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …   Universalium

• Gustav Kirchhoff — Infobox Scientist name = Gustav Robert Kirchhoff |300px image width = 200px caption = Gustav Kirchhoff birth date = birth date|1824|3|12|df=y birth place = Königsberg, East Prussia death date = death date and age|1887|10|17|1824|3|12|df=y death… …   Wikipedia

• Thermal radiation — is electromagnetic radiation emitted from the surface of an object which is due to the object s temperature. Infrared radiation from a common household radiator or electric heater is an example of thermal radiation, as is the light emitted by a… …   Wikipedia

• Black body — As the temperature decreases, the peak of the blackbody radiation curve moves to lower intensities and longer wavelengths. The blackbody radiation graph is also compared with the classical model of Rayleigh and Jeans …   Wikipedia

• Кирхгоф Густав Роберт — Кирхгоф (Kirchhoff) Густав Роберт (12.3.1824, Кенигсберг, ‒ 17.10.1887, Берлин), немецкий физик, член Берлинской АН (1874), член корреспондент Петербургской АН (1862). В 1846 окончил Кёнигсбергский университет. Профессор университетов в Бреслау… …   Большая советская энциклопедия

• Кирхгоф — I (Kirchhoff)         Густав Роберт (12.3.1824, Кенигсберг, 17.10.1887, Берлин), немецкий физик, член Берлинской АН (1874), член корреспондент Петербургской АН (1862). В 1846 окончил Кёнигсбергский университет. Профессор университетов в Бреслау… …   Большая советская энциклопедия