black-body radiation
11black body — n. object which absorbs all wavelengths of electromagnetic radiation and is also the most efficient emitter of all wavelengths (Physics) …
12Radiation pressure — is the pressure exerted upon any surface exposed to electromagnetic radiation. If absorbed, the pressure is the energy flux density divided by the speed of light. If the radiation is totally reflected, the radiation pressure is doubled.For… …
13Black hole thermodynamics — In physics, black hole thermodynamics is the area of study that seeks to reconcile the laws of thermodynamics with the existence of black hole event horizons. Much as the study of the statistical mechanics of black body radiation led to the… …
14black|bod|y — black body, or black|bod|y «BLAK BOD ee», noun. a theoretical surface or body capable of completely absorbing all the radiation falling on it. The energy radiated per second by each unit area of a perfect black body is proportional solely to the… …
15Black hole — For other uses, see Black hole (disambiguation). Simulated view of a black hole (center) in front of the Large Magellanic Cloud. Note the gravitat …
16Black light — [ FWHM spectral bandwidth of the 370nm peak is about 20nm.] A Black light or UV Light is a lamp emitting electromagnetic radiation that is almost exclusively in the soft near ultraviolet range, and emits very little visible light. The black light …
17Radiation implosion — The term radiation implosion describes the process behind a class of devices which use high levels of electromagnetic radiation to compress a target. The major use for this technology is in fusion bombs and inertial confinement fusion research.… …
18Black metal — Este artículo trata sobre el subgénero musical. Para el álbum de Venom, véase Black Metal (álbum). Black metal Orígenes musicales Thrash metal Speed metal Heavy Metal Orígenes culturales Primer movi …
19Black — adj., n., & v. adj. 1 very dark, having no colour from the absorption of all or nearly all incident light (like coal or soot). 2 completely dark from the absence of a source of light (black night). 3 (Black) a of the human group having dark… …
20black — adj., n., & v. adj. 1 very dark, having no colour from the absorption of all or nearly all incident light (like coal or soot). 2 completely dark from the absence of a source of light (black night). 3 (Black) a of the human group having dark… …
