gallium arsenide

noun

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 Gallium nitride, for example, emits blue light, whereas gallium arsenide emits red. Robert F. Service, Science | AAAS, "New lasers that fire terahertz beams could propel medical imaging and contraband detection," 2 Nov. 2020 Both groups use Pfeiffer’s gallium arsenide crystals but apply different circuit-fabrication techniques. Quanta Magazine, "Forging a Qubit to Rule Them All," 15 May 2014 Luminar's lidar uses indium-gallium arsenide sensors to detect return flashes. Timothy B. Lee, Ars Technica, "Velodyne invented modern lidar—it’s about to face real competition," 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, "Luminar's New Lidar Could Bring Vision to Every Robocar in the World," 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, "LIDAR maker Luminar is scaling up and slashing costs in effort to dominate self-driving cars," 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, "Sun-Day Driver: We Test The University of Michigan's Solar Car!," 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, "Inside Apple’s struggle to get the iPhone X to market on time," 25 Oct. 2017 The laser is made of gallium arsenide, a semiconductor material, and the lens is constructed of glass Alex Webb And Sam Kim, Houston Chronicle, "Inside Apple’s struggle to get the iPhone X to market on time," 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

13 Nov 2020

Cite this Entry

“Gallium arsenide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gallium%20arsenide. Accessed 2 Dec. 2020.

More from Merriam-Webster on gallium arsenide

Britannica.com: Encyclopedia article about gallium arsenide

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