gallium arsenide


Definition of gallium arsenide

: a synthetic compound GaAs used especially as a semiconducting material

Examples of gallium arsenide in a Sentence

Recent Examples on the Web To make it to that next level, the team used two lasers and the semiconductor material gallium arsenide. Karmela Padavic-callaghan, Scientific American, 8 Dec. 2021 Gallium nitride, for example, emits blue light, whereas gallium arsenide emits red. Robert F. Service, Science | AAAS, 2 Nov. 2020 Both groups use Pfeiffer’s gallium arsenide crystals but apply different circuit-fabrication techniques. Quanta Magazine, 15 May 2014 Luminar's lidar uses indium-gallium arsenide sensors to detect return flashes. Timothy B. Lee, Ars Technica, 19 Apr. 2018 Luminar made the cost question harder by making its lidar’s receiver (the that acts like your eye’s retina) out of indium gallium arsenide (InGaAs) instead of silicon. Alex Davies, WIRED, 12 Apr. 2018 That team is charged with making Luminar’s receivers out of indium gallium arsenide (InGaAs) instead of silicon, which Russell said makes Luminar’s LIDAR see farther and better without the risk of damaging people’s retinas. Andrew J. Hawkins, The Verge, 12 Apr. 2018 View 27 Photos Novum’s decisive resource, however, is its multijunction gallium arsenide solar cells made by the German firm Azur Space. Josh Jacquot, Car and Driver, 22 Feb. 2018 The laser is made of gallium arsenide, a semiconductor material, and the lens is constructed of glass; both are fragile and easily broken. Alex Webb And Sam Kim, Houston Chronicle, 25 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gallium arsenide.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of gallium arsenide

circa 1961, in the meaning defined above

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The first known use of gallium arsenide was circa 1961

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Last Updated

20 Dec 2021

Cite this Entry

“Gallium arsenide.” Dictionary, Merriam-Webster, Accessed 22 Jan. 2022.

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