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gas laser |
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gas laser [′gas ‚lā·zər] (optics) A laser in which the active medium is a discharge in a gas contained in a glass or quartz tube with a Brewster-angle window at each end; the gas can be excited by a high-frequency oscillator or direct-current flow between electrodes inside the tube; the function of the discharge is to pump the medium, to obtain population inversion. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| It is similar in concept to gas lasers and laser diodes, except that a part of the fiber itself is used as the resonating cavity where the laser action takes place. spectra-physics), a desiger, developer, manufacturer and distributor of solid-state and high-power semiconductor lasers, gas lasers and ultra-fast systems, has announced a major expansion of its operations in China with the creation of a new subsidiary that provides in-country sales, service and support from its Beijing headquarters. It is similar in concept to gas lasers and laser diodes, except that a part of the fiber itself is used as the resonating cavity where the laser action takes place. |
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