(physics, chemistry) One of any number of ranges of wavelengths of electromagnetic radiation absorbed by a substance.
Absorption-band Sentence Examples
Sellmeier's theory did not take account of absorption, and cannot be applied to calculate the dispersion within a broad absorption band.
He found that these places corresponded closely with the region of the absorption band for the algae under experiment.
absorbere) means literally "sucking up" or "swallowing," and thus a total incorporation in something, literally or figuratively; it is technically used in animal physiology for the function of certain vessels which suck up fluids; and in light and optics absorption spectrum and absorption band are terms used in the discussion of the transformation of rays in various media.
At wavelengths well away from an absorption band the optical rotation varies approximately with wavelength λ as 1 / λ 2.