brightness temperature

См. также в других словарях:

• 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

• brightness temperature — skaistinė temperatūra statusas T sritis fizika atitikmenys: angl. brightness temperature vok. Leuchttemperatur, f rus. яркостная температура, f pranc. température de luminance, f; température radiométrique, f …   Fizikos terminų žodynas

• brightness-temperature pyrometer — skaistinis pirometras statusas T sritis Standartizacija ir metrologija apibrėžtis Pirometras, lyginantis kūno, kurio temperatūra matuojama, ir pirometrinės lempos spinduliuojamąjį skaistį toje pačioje spektro srityje. atitikmenys: angl.… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

• brightness-temperature pyrometer — skaistinis pirometras statusas T sritis fizika atitikmenys: angl. brightness temperature pyrometer vok. Helligkeitspyrometer, n; Leuchtdichtepyrometer, n rus. яркостный пирометр, m pranc. pyromètre à brillance, m …   Fizikos terminų žodynas

• Temperature record — For extreme records instead of records as a set of data, see Temperature extremes For instrument derived temperature records, see Instrumental temperature record …   Wikipedia

• température de luminance — skaistinė temperatūra statusas T sritis fizika atitikmenys: angl. brightness temperature vok. Leuchttemperatur, f rus. яркостная температура, f pranc. température de luminance, f; température radiométrique, f …   Fizikos terminų žodynas

• température radiométrique — skaistinė temperatūra statusas T sritis fizika atitikmenys: angl. brightness temperature vok. Leuchttemperatur, f rus. яркостная температура, f pranc. température de luminance, f; température radiométrique, f …   Fizikos terminų žodynas

• 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

• 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

• Geologic temperature record — The Geologic temperature record are changes in Earth s environment as determined from geologic evidence on multi million to billion (109) year time scales.Evidence for past temperaturesOur evidence for past temperatures comes mainly from isotopic …   Wikipedia

• star — starless, adj. /stahr/, n., adj., v., starred, starring. n. 1. any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night. 2. Astron. any of the large, self luminous, heavenly bodies, as the sun, Polaris,… …   Universalium