absorption coefficient


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Noun1.absorption coefficient - a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substanceabsorption coefficient - 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 1 minus transmittance"
coefficient - a constant number that serves as a measure of some property or characteristic
References in periodicals archive ?
Top : absorption rate constant (Ka); middle: absorption percentage (A%); and bottom: drug apparent absorption coefficient ([P.
Keywords: Oil Palm Trunk (OPT); Sound Absorption Coefficient ([alpha]); Impedance Tube Method
The absorption coefficient for direct transition takes the values from 104 to 105 cm-1, while the absorption coefficient for indirect transition takes the values from 10 to 103 cm-1 [18].
where absorption coefficient of the isotopologue i of gas g, is [k.
where hv photon energy, a = 4nk / Z = absorption coefficient (k = absorption index or absorbance) and A= constant.
It is also necessary to determine the absorption coefficient [epsilon]([[lambda].
The Type 2250 with the building acoustics module can also carry out transmission loss measurements of a cabin construction and provide the absorption coefficient measurements in a cabin, which are necessary measurements when investigating noise control.
And, to achieve the same high absorption coefficient as a curtain with fullness, double layer roll banners can be used.
16] confirmed the temperature influence on capillary absorption coefficient of brick specimens in their study with different porous materials.
The variation of absorption coefficient of (PVA-PEG-PVP) blend with photon energy for different concentration of titanium oxide nanoparticles is shown in figure 3.
The whole absorption loss can be represented by the absorption coefficient [beta](dB/KYD).