absorption peak


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Related to absorption peak: absorption band

absorption peak

[əb′sȯrp·shən ‚pēk]
(spectroscopy)
A wavelength of maximum electromagnetic absorption by a chemical sample; used to identify specific elements, radicals, or compounds.
References in periodicals archive ?
2] concentration, all the absorption spectra have an absorption peak in the range 350-390 nm, exhibiting a blue shift, due to the decrease in the Cd[Cl.
The calculation showed that the low energy absorption peak was associated with band edge transitions between molecular orbitals composed mainly of Se 4p atomic orbitals (HOMO) to molecular orbitals composed mainly of Cd 5s atomic orbitals (LUMO).
Progress of the addition esterification reaction was monitored by following the disappearance of characteristic absorption peak of terminal epoxy group at 915 [cm.
To verify the relationship between the optical measurements of hemolymph and THP, the absorption peaks at 280 nm and 334 nm were compared with refractometry readings on the same 14 lobster samples using both analog ([RI.
The ether groups on the DGEBA molecule is characterized by three absorption peaks at 1233, 1036 and 950 [cm.
The warehouse market has likely seen [an] absorption peak for the cycle, as the pullback in consumer spending will slow the growth in the volume of 'stuff' being stored," said the report.
The high-output red LEDs have emissions in a range of 600 to 700 nanometers wavelengths with a peak of 670 nanometers, which coincides with the red absorption peak of chlorophyll.
Alfalight has initially focused on the important 976 nm wavelength required to pump the narrow absorption peak in ytterbium-doped fiber lasers.
This results in about 16 usable channels, depending on the limitations due to the absorption peak at 1400 nm.
8 Nature that his latest observations show no evidence of a change in the absorption peak.