absorption coefficient

absorption coefficient
a measure of the rate of decrease in the intensity of electromagnetic radiation, as light, as it passes through a given substance.
[1895-1900]

* * *


Universalium. 2010.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

  • absorption coefficient — n the fraction of incident radiant energy which is absorbed per unit thickness, per unit mass, or per atom of an absorber called also coefficient of absorption * * * 1. absorptivity. 2. see linear absorption c. 3. see mass absorption c …   Medical dictionary

  • Absorption coefficient — The absorption coefficient α is a property of a material. It defines the extent to which a material absorbs energy, for example that of sound waves or electromagnetic radiation. Wallace Sabine was a pioneer of this concept in acoustics and… …   Wikipedia

  • absorption coefficient — noun a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber absorptance equals… …   Useful english dictionary

  • absorption coefficient — sugerties koeficientas statusas T sritis fizika atitikmenys: angl. absorption coefficient; absorption constant vok. Absorptionskoeffizient, m; Absorptionskonstante, f rus. коэффициент поглощения, m pranc. coefficient d’absorption, m …   Fizikos terminų žodynas

  • absorption coefficient — sugerties koeficientas statusas T sritis Standartizacija ir metrologija apibrėžtis Dydis, išreiškiamas sugerties faktoriaus ir medžiagos sluoksnio storio dalmeniu. atitikmenys: angl. absorption coefficient vok. Absorptionskoeffizient, m rus.… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • absorption coefficient — noun a measure of the absorption of electromagnetic radiation as it passes through a specific substance; the fraction of incident radiation absorbed by unit mass or unit thickness …   Wiktionary

  • absorption coefficient — Any of four different coefficients that indicate the ability of a substance to absorb electromagnetic radiation. Absorbance is defined as the logarithm of the ratio of incident and transmitted intensity and thus it is necessary to know the base… …   Dictionary of molecular biology

  • Absorption coefficient — Коэффициент поглощения …   Краткий толковый словарь по полиграфии

  • Absorption Coefficient —   In reference to a solar energy conversion devices, the degree to which a substance will absorb solar energy. In a solar photovoltaic device, the factor by which photons are absorbed as they travel a unit distance through a material …   Energy terms

  • absorption coefficient — [1] The volume of gas, measured at stp, dissolved by unit volume of a liquid under normal pressure (i.e., one atmosphere). [2] The fraction of the energy which is absorbed. [3] The reduction of amplitude, for a beam of radiation or other wave… …   Dictionary of automotive terms

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”