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aluminum arsenide

noun
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Definition of aluminum arsenide

: a semiconductor AlAs used in the manufacture of electronic devices and lasers
  • One device consists of layers of gallium arsenide and aluminum arsenide that emit and partially trap sound vibrations in the solid (phonons) oscillating in the terahertz range.
  • —J. R. Minkel,  Scientific American,  August 2006

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First Known Use of aluminum arsenide

1919

in the meaning defined above

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