absorption band


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Related to absorption band: Absorption peak

absorption band

[əb′sȯrp·shən ‚band]
(physics)
A range of wavelengths or frequencies in the electromagnetic spectrum within which radiant energy is absorbed by a substance.
References in periodicals archive ?
Introducing copper in the composite coating increases largely the intensity of the absorption bands in the range of 1,8001,500 [cm.
It is essential, that in IR spectrum of AFA the absorption band corresponding to valent fluctuations of group -NH(v = 3300 [cm.
Presence of CaO was indicated by IR absorption bands at 3643, 1417, 866, and 511[cm.
The shape of the function reproduced the shape of the styrene absorption band centered on 270 nm and only a scale factor was needed to fit the absorbance taken in the holder inside the IS.
From the data that appears on the absorption of infrared spectra above shows that a shift in absorption band of stretching vibrations of Si-O-Si appears on Na-bentonite in the wave number 1041.
The primary absorption band maxima ((lambda)max) of the samples radiated in high dosimetry has shifted from 500nm to the very low range of visible region, at 420nm, as the sample solutions were containing almost no dye molecules.
Though calcite is a common mineral in oil shale, it was not incorporated into the mineral mixture because both calcite and dolomite show almost similar absorption bands (Fig.
Fraction profile of fine structure and maximum wavelength absorption band (449 nm) is in agreement with literature data (BRITTON et al.
On the basis of change in the relative intensities of absorption bands corresponding to the stretching and bending vibrations of structural OH groups, it was possible to divide the analyzed samples into three groups: with ordered structure, partially ordered structure and poorly ordered structure.
5a) exhibits characteristic bands such as: a strong and broad absorption band between 1080 and 1030 [cm.