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
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Maser : Measles : history and basic biology / Diane E. Griffin, Michael B.A. Oldstone, editors
Maserati automobiles -- History : Maserati : 100 years against all odds / directed by Philip Selkirk ; narrated by David M. Williamson ; produced by Philip Selkirk,
2020
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Maserati (Firm) / http://id.loc.gov/authorities/names/no2014043892 : Maserati : 100 years against all odds / directed by Philip Selkirk ; narrated by David M. Williamson ; produced by Philip Selkirk,
Mashco Indians -- Education : Intercultural education and literacy : an ethnographic study of indigenous knowledge and learning in the Peruvian Amazon / Sheila Aikman
Mashco language -- Writing : Intercultural education and literacy : an ethnographic study of indigenous knowledge and learning in the Peruvian Amazon / Sheila Aikman
1999
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Mashco mythology. : Indigenous rights and development : self-determination in an Amazonian community / Andrew Gray