aluminum gallium arsenide

noun

: a semiconductor AlGaAs sometimes used in the manufacture of laser diodes

The most promising results were found in the third and fourth wafers of gallium arsenide and aluminum gallium arsenide used as the raw material in the experiment, Ignatiev said.

—Mark Carreau, Houston Chronicle, 7 Dec. 1995

Word History

First Known Use

1975, in the meaning defined above

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