infrared spectrum


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infrared spectrum

[¦in·frə¦red ¦spek·trəm]
(electromagnetism)
The range of wavelengths of infrared radiation.
A display or graph of the intensity of infrared radiation emitted or absorbed by a material as a function of wavelength or some related parameter.
References in periodicals archive ?
Given to elemental analysis and infrared spectrum between the two following combinations, combination one can be accepted:
The most important feature of the infrared spectrum can be explained from the structure.
2001, First-principles modeling of the infrared spectrum of kaolinite.
Using Wide Dynamic Technology, the cameras are sensitive to the infrared spectrum.
The combination of three separate wavelengths in the visible and infrared spectrum results in a system optimized to identify peel as a separate category.
The Raman spectrum is uniquely capable of identifying many C=C stretching vibrations which generally occur near 1640 cm-1 and are often weak in the infrared spectrum.
By obtaining an infrared spectrum of a reacting foam system with a given temperature profile every 5-10 sec, chemical reaction rates and morphology development are evaluated.
The vial was then placed directly on the crystal of the transflectance accessory and the near infrared spectrum of the sample was measured in the region 10,000-4000 [cm.
The instrument is an intelligent, self-learning analyzer that uses more than 12,000 data points from the infrared spectrum to determine the concentration of molecules in a sample.
Each layer is readily identified by comparison of the corresponding infrared spectrum with known references.
MOSFIRE allows astronomers to take an infrared image of a field and to study 46 galaxies simultaneously, providing the infrared spectrum for each galaxy.

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