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Lasers 4
Title: Lasers 4
Category: Science & Technology
Details: Words: 782 | Pages: 3.3 (approximately 235 words/page)
Lasers 4
The laser is a device that a beam of light that is both scientifically and practically of great use because it is coherent light. The beam is produced by a process known as stimulated emission, and the word "laser" is an acronym for the phrase "light amplification by stimulated emission of radiation."
Light is just like radio waves in the way that it can also carry information. The information is encoded in the beam as …showed first 75 words of 782 total…
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…showed last 75 words of 782 total…to get for three years to build the first gas-discharged laser which he had conceived in 1957. In that same patent the helium-neon was included.
Bibliography:
Bertolotti, M., Masers and lasers: An Historical Approach (1983);
Kasuya, T., and Tsukakoshi, M., Handbook of Laser Science and Technology
(1988); Meyers,Robert, ed., Encyclopedia of Lasers, 3d ed. (1989); Steen, W. M., ed., Lasers in Manufacturing (1989); Whimmery, J. R., ed., Lasers: Invention to Application (1987); Young, M., Optics and Lasers, 3d rev. ed. (1986).
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