black-body radiation
41black hole — Astron. a theoretical massive object, formed at the beginning of the universe or by the gravitational collapse of a star exploding as a supernova, whose gravitational field is so intense that no electromagnetic radiation can escape. * * * Cosmic… …
42Black Hole — 1. Also called Black Hole of Calcutta. a small prison cell in Fort William, Calcutta, in which, in 1756, Indians are said to have imprisoned 146 Europeans, only 23 of whom were alive the following morning. 2. (l.c.) any usually wretched place of… …
43Black Honeyeater — A male on a Jacaranda …
44Black oil — Xfiles character name=Black Oil affiliation=Colonists first=Piper Maru last=Vienen portrayer=NoneBlack Oil is a creation of the TV series The X Files , starring David Duchovny and Gillian Anderson.In the series, Black Oil, also called Black… …
45electromagnetic 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… …
46Thermal 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… …
47Properties and features of black holes — According to the No Hair theorem a black hole has only three independent physical properties: mass, charge and angular momentum. [citation|last=Heusler |first=M. |year=1998 |title=Stationary Black Holes: Uniqueness and Beyond |journal=Living Rev …
48gray body — noun : a body that emits radiant energy and has the same relative spectral energy distribution as a blackbody at the same temperature but in smaller amount * * * Physics. any body that emits radiation at each wavelength in a constant ratio less… …
49cavity radiation — juodojo kūno spinduliavimas statusas T sritis fizika atitikmenys: angl. black body thermal radiation; cavity radiation; temperature radiation; thermal radiation vok. Gleichgewichtsstrahlung, f; schwarze Strahlung, f; Schwarzkörperstrahlung, f rus …
50temperature radiation — juodojo kūno spinduliavimas statusas T sritis fizika atitikmenys: angl. black body thermal radiation; cavity radiation; temperature radiation; thermal radiation vok. Gleichgewichtsstrahlung, f; schwarze Strahlung, f; Schwarzkörperstrahlung, f rus …
