Laser Technology

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Referat, Hausaufgabe, Laser Technology
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Referat
Laser Technology What means the word LASER ? LASER is the abbreviation for Light Amplification by Stimulated Emission of Radiation. Laser emission results from a special type of interaction of light with atoms. The difference to normal light is that laser light is a monochromatic coherent light. That means all light waves are in step with each other. Another difference is that all rays of the laser light are parallel and of the same wavelength. The first laser was built in 1960 by the U.S. physicist Theodore Maiman. Maiman was very interested in the solid state maser (A maser is the same like a laser but it produces instead of light microwaves) that was developed by Charles Townes. So he set out to build an optical maser. Maiman operated the first successful laser in 1960 at the Hughes ...

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1517
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Referat
Sprache:
Englisch
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