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ShareInfrared (IR) radiation is electromagnetic radiation of a wavelength longer than that of visible light, but shorter than that of microwave radiation.
The name means "below red", red being the color of visible light of longest wavelength.
For more information about the topic Infrared, read the full article at Wikipedia.org, or see the following related articles:
Electromagnetic spectrum — The electromagnetic spectrum is the range of all possible electromagnetic radiation. Above infrared in frequency comes visible light. This is the ... > read more
Electromagnetic radiation — Electromagnetic radiation is a propagating wave in space with electric and magnetic components. These components oscillate at right angles to each ... > read more
Space observatory — A space observatory is any instrument in outer space which is used for observation of distant planets, galaxies, and other outer space objects. A ... > read more
Radiant energy — Radiant energy is the energy of electromagnetic waves. The term is most commonly used in the fields of radiometry, solar energy, heating and ... > read more
Spectroscopy — Spectroscopy is the study of spectra, that is, the dependence of physical quantities on frequency. Spectroscopy is often used in physical and ... > read more
Microwave — Microwaves are electromagnetic waves with wavelengths longer than those of terahertz (THz) wavelengths, but relatively short for radio waves. ... > read more
Black body — In physics, a black body is an object that absorbs all electromagnetic radiation that falls onto it. No radiation passes through it and none is ... > read more
Light — Light is electromagnetic radiation with a wavelength that is visible to the eye (visible light) or, in a technical or scientific context, ... > read more
Gamma ray — Gamma rays are an energetic form of electromagnetic radiation produced by radioactive decay or other nuclear or subatomic processes such as ... > read more
Solar radiation — Solar radiation is radiant energy emitted by the sun, particularly electromagnetic energy. About half of the radiation is in the visible short-wave ... > read moreNote: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Infrared at Wikipedia.org. See the Wikipedia copyright page for more details.
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