attenuance

attenuance
absorbance plus losses due to scattering and luminescence

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  • atténuance — ⇒ATTÉNUANCE, subst. fém. Vx. Fait d atténuer la force, d affaiblir, d exténuer (le corps, une personne, etc.); résultat de cette action. Rem. Synon. arch. de atténuation. L atténuance lente de son activité... (Paul ADAM, Soi ds PLOWERT 1888).… …   Encyclopédie Universelle

  • Absorbance — Optical density redirects here. Optical density can also refer to index of refraction.[1] In spectroscopy, the absorbance A (also called optical density)[2][3] is defined as:[4] , where I is the inte …   Wikipedia

  • Single scattering albedo — the ratio of scattering efficiency to total light extinction (which is also termed attenuance , a sum of scattering and absorption). Most often it is defined for small particle scattering of electromagnetic waves.For spherical particles one can… …   Wikipedia

  • atténuer — [ atenɥe ] v. tr. <conjug. : 1> • 1120, puis XVIe; lat. attenuare, de tenuis → ténu 1 ♦ Vx Rendre plus mince. ⇒ amaigrir, amincir. « Des corps atténués [...] réduits à l état de fantômes glorieux » (Taine). 2 ♦ Mod. (Abstrait) Rendre moins… …   Encyclopédie Universelle

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