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gallium arsenide

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gallium arsenide

Compound of gallium and arsenic, formula GaAs, used in lasers, photocells, and microwave generators. Its semiconducting properties make it a possible rival to silicon for use in microprocessors. Chips made from gallium arsenide require less electric power and process data faster than those made from silicon.



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To build the new ion device, Monroe and his colleagues used conventional microchip-fabrication methods to first deposit layers of the semiconductor compounds gallium arsenide and aluminum gallium arsenide onto a gallium arsenide wafer.
Quantum chip: device handles ions as if they were data by Weiss, P. / Science News
Three substances for which there were no previous IARC evaluations have now been evaluated and classified: gallium arsenide is classified as a Group I human carcinogen, indium phosphide as a Group 2A (probable) human carcinogen, and vanadium pentoxide as a Group 2B (possible) human carcinogen (IARC, in press a).
IARC carcinogen update by Siemiatycki, Jack / Environmental Health Perspectives
Los Angeles-area manufacturers pioneering the use of a space-age compound called gallium arsenide have received another boost, as an Orange County corporate-investment firm announced it expects by January to buy out the top producer of solar cells made from gallium arsenide, citing its promising "growth potential.
Gallium arsenide compound scores again; Applied Solar buyout signals ... by White, Todd / Los Angeles Business Journal
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