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 ?
Two dyes with an identical color tone in the visual spectrum and different near infrared spectrum absorption properties have enabled 'intimate painting' for a new way of observing a piece of art.
OMP-Na is characterized in infrared spectrum by an especially intense and for OH stretching at 3600-3100 [cm.sup.-1] unusually narrow band.
According to principles of infrared spectrum, the infrared absorption frequencies of the group can be expressed as formula (9).
Finally, we investigated active substrate's durability, nickel films were placed in a desiccator for 15 days, and then we recorded the infrared spectrum of the probe molecule.
The calculated and scaled frequencies at the O3LYP functional show a good correlations with the experimental infrared spectrum of the BuA molecule with Pople's basis sets see Figure 15.
coil's specific infrared spectrum by analyzing the combination of energy that has been absorbed and the energy that has been reflected back when infrared light is scanned over a sample.
A small sample of specific topics: fracture energy analysis of eco-concretes in Japan, theoretical assessment of FRP tendon wedge anchorage system, and infrared spectrum study of autoclaved systems with solid wastes.
Many gases exhibit multiple absorptions in the infrared spectrum. But these issues are said to be eliminated with the new analyzer.
coli has a specific infrared spectrum that can be read with a Fourier transform infrared spectrometer.
Increasing use of the near infrared spectrum dictates that it is covered as well.
They're so dim that they're almost impossible to see with visible light, but in the infrared spectrum they glow.

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