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Concept information

Preferred term

Lasers  

Type

  • mesh:Descriptor

Definition

  • An optical source that emits photons in a coherent beam. Light Amplification by Stimulated Emission of Radiation (LASER) is brought about using devices that transform light of varying frequencies into a single intense, nearly nondivergent beam of monochromatic radiation. Lasers operate in the infrared, visible, ultraviolet, or X-ray regions of the spectrum. The microwave equivalent of LASERS.

In other languages

URI

http://data.loterre.fr/ark:/67375/JVR-BGSMMPN5-K

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