blackbody temperature

См. также в других словарях:

• 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

• température du corps noir — 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 — /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 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 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 temperature because the radiation reaching and leaving it must be in… …   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

• Color temperature — The CIE 1931 x,y chromaticity space, also showing the chromaticities of black body light sources of various temperatures (Planckian locus), and lines of constant correlated color temperature. Color temperature is a characteristic of visible light …   Wikipedia

• Brightness temperature — is the temperature at which a blackbody in thermal equilibrium with its surroundings would have to be in order to duplicate the observed intensity of an object at a frequency u.This is a useful concept only for radiation that obeys the… …   Wikipedia

• Thermodynamic temperature — is the absolute measure of temperature and is one of the principal parameters of thermodynamics. Thermodynamic temperature is an “absolute” scale because it is the measure of the fundamental property underlying temperature: its null or zero point …   Wikipedia

• Effective temperature — Star The effective temperature of a star is the temperature of a black body with the same luminosity per surface area (mathcal{F} {Bol}) as the star and is defined according to the Stefan–Boltzmann law mathcal{F} {Bol}=sigma T {eff}^4. Notice… …   Wikipedia

• Minimum resolvable temperature difference — (MRTD) is a measure for assessing the performance of infrared cameras, and is inversely proportional to the modulation transfer function. Typically, an operator is asked to assess the minimum temperature difference at which a 4 bar target can be… …   Wikipedia