blackbody

blackbody
n. object which absorbs all wavelengths of electromagnetic radiation and is also the most efficient emitter of all wavelengths (Physics)

English contemporary dictionary. 2014.

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  • blackbody — [blak′bäd′ē] n. an ideal surface or body that can absorb completely all the radiation striking it …   English World dictionary

  • blackbody — /blak bod ee/, n., pl. blackbodies. Physics. a hypothetical body that absorbs without reflection all of the electromagnetic radiation incident on its surface. Also called perfect radiator. [1700 10] * * * Theoretical surface that absorbs all… …   Universalium

  • blackbody — a body with a surface emissivity of 1. Such a body will emit all of the thermal radiation it can (as described by theory), and will absorb 100% of the thermal radiation striking it. Most physical objects have surface emissivities less than 1 and… …   Mechanics glossary

  • Blackbody infrared radiative dissociation — Infobox chemical analysis name = Blackbody infrared radiative dissociation caption = acronym = BIRD classification =Mass spectrometry analytes = manufacturers = related = Infrared multiphoton dissociation Collision induced dissociation Electron… …   Wikipedia

  • blackbody temperature — juodojo kūno temperatūra statusas T sritis fizika atitikmenys: angl. blackbody temperature vok. schwarze Temperatur, f; Schwarzkörpertemperatur, f rus. температура абсолютно чёрного тела, f pranc. température du corps noir, f …   Fizikos terminų žodynas

  • blackbody radiation — noun the electromagnetic radiation that would be radiated from an ideal black body; the distribution of energy in the radiated spectrum of a black body depends only on temperature and is determined by Planck s radiation law • Syn: ↑black body… …   Useful english dictionary

  • blackbody — noun Date: 1710 an ideal body or surface that completely absorbs all radiant energy falling upon it with no reflection and that radiates at all frequencies with a spectral energy distribution dependent on its absolute temperature …   New Collegiate Dictionary

  • blackbody — noun a theoretical body, approximated by a hole in a hollow black sphere, that absorbs all incident electromagnetic radiation and reflects none; it has a characteristic emission …   Wiktionary

  • blackbody — Смотри абсолютно черное тело (а. ч. т.) …   Энциклопедический словарь по металлургии

  • Blackbody —   An ideal substance that absorbs all radiation falling on it, and reflecting nothing …   Energy terms

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