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Injection Laser |
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injection laser [in′jek·shən ¦lā·zər]
(optics) A laser in which a forward-biased gallium arsenide diode converts direct-current input power directly into coherent light, without optical pumping. Injection Laser a semiconductor laser in which injection of electrons and holes into the region of the p-n junction is used. An injection laser is distinguished in its small size (volume, approximately 1 cu mm). Injection lasers are based on a large number of semiconductor materials; they radiate in a broad range of wavelengths, from visible light to infrared radiation. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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