infrared radiation


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infrared radiation

Radiation emitted or reflected in the infrared portion of the electromagnetic spectrum.
Dictionary of Military and Associated Terms. US Department of Defense 2005.

infrared radiation

Invisible heat radiation emitted from hot bodies.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.infrared radiation - electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
actinic radiation, actinic ray - electromagnetic radiation that can produce photochemical reactions
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The patterns observed by the infrared spectrometer on LCROSS showed that water molecules had absorbed infrared radiation. Another spectrometer on LCROSS that can detect a different kind of radiation, called ultraviolet radiation, was also important for finding water.
The picture contains various shades of gray, depending upon how much infrared radiation the object is emitting.
Whole, oblong-shaped French plums were exposed from 2 minutes to 4 minutes to infrared radiation at 3.9 nm from flameless catalytic emitters.
"We focused on the application of harmless infrared radiation with wavelength about 980 nm in radiation-guided drug delivery process," Nourmohammadian, the researcher in chief, explained.
Measurement and control of temperature are available to industrial processors with the company's infrared radiation pyrometers.
High levels of infrared radiation near a star suggest that the star is surrounded by dust.
Beichman (NASA/Jet Propulsion Laboratory) has picked up excess infrared radiation from six Sun-like stars, each wobbling back and forth with clocklike precision under the gravitational influence of one or two unseen worlds.
It can cope with the attempts of an intruder to use camouflage techniques to conceal his infrared radiation. Using unique pattern recognition algorithms within the powerful microprocessor of the unit, it automatically switches the detector to trigger alarms based primarily an detection from the microwave channel for a predefined window of time.
To pilot the saucer, you thumb toggles on a hand-held controller that absorbs weak invisible beams of heat energy called infrared radiation emitted from the saucer--the same technology used to power your TV remote.
The units consist of an infrared radiation source, pyroelectric detector with a filter window that isolates a specific wavelength, a thermistor to measure stream temperature and an optical element that creates infrared absorption by means of attenuated total reflection.
Infrared radiation cannot be seen and it is correspondingly harder to study.

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