- emission coefficient
- 发射係数
Atmospheric Sciences (English-Chinese) dictionary. 2014.
emission coefficient
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Emission coefficient — is a coefficient in the power output per unit time of an electromagnetic source, a calculated value in physics. It is also used as a measure of environmental emissions (by mass) per MWh of electricity generated, see: Emission factor. Scattering… … Wikipedia
emission coefficient — emisijos koeficientas statusas T sritis fizika atitikmenys: angl. emission coefficient vok. Emissionskoeffizient, m rus. коэффициент эмиссии, m pranc. coefficient d’émission, m … Fizikos terminų žodynas
Emission — may refer to: * Flue gas, also: ** Exhaust gas, flue gas occurring as a result of the combustion of a fuel * Emission of air pollutants * Emission (electromagnetic radiation), the process by which the energy of a photon is released by another… … Wikipedia
Emission spectrum — The emission spectrum of a chemical element or chemical compound is the spectrum of frequencies of electromagnetic radiation emitted by the element s atoms or the compound s molecules when they are returned to a lower energy state. Each element s … Wikipedia
coefficient d’émission — emisijos koeficientas statusas T sritis fizika atitikmenys: angl. emission coefficient vok. Emissionskoeffizient, m rus. коэффициент эмиссии, m pranc. coefficient d’émission, m … Fizikos terminų žodynas
coefficient d'émission secondaire — antrinės elektronų emisijos išeiga statusas T sritis radioelektronika atitikmenys: angl. secondary electron yield vok. Sekundärelektronenausbeute, f rus. коэффициент вторичной эмиссии электронов, m pranc. coefficient d émission secondaire, m;… … Radioelektronikos terminų žodynas
Coefficient de transparence — Épaisseur optique L’épaisseur optique d une couche atmosphérique mesure le degré de transparence du milieu. Elle est définie par la fraction de rayonnement électromagnétique (ou de lumière) diffusée ou absorbée par les composants de la couche… … Wikipédia en Français
Coefficient d'Einstein — On désigne par coefficients d Einstein un ensemble de coefficients permettant de décrire de manière simple et empirique les phénomènes d absorption, d émission spontanée et d émission stimulée de photons par un atome. Cette description est… … Wikipédia en Français
Field emission — (FE) is the emission of electrons from the surface of a condensed phase into another phase due to the presence of high electric fields. In this phenomenon, electrons with energies below the Fermi level tunnel through the potential barrier at the… … Wikipedia
Stimulated emission — In optics, stimulated emission is the process by which an electron, perturbed by a photon having the correct energy, may drop to a lower energy level resulting in the creation of another photon. The perturbing photon is seemingly unchanged in the … Wikipedia
Field electron emission — It is requested that a diagram or diagrams be included in this article to improve its quality. For more information, refer to discussion on this page and/or the listing at Wikipedia:Requested images. Field emission (FE) (also known as field… … Wikipedia
