How to Use gallium arsenide in a Sentence

gallium arsenide

noun
  • So could pulses of current in gallium arsenide diodes with their edges polished as mirrors.
    — Jeff Hecht, IEEE Spectrum, 27 Mar. 2018
  • 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
  • The final layer is a thin film of indium gallium arsenide that supercharges electron flow.
    — Mrigakshi Dixit, Interesting Engineering, 14 Jan. 2026
  • Most of China’s gallium is used, both inside and outside the country, to craft gallium arsenide wafers.
    — IEEE Spectrum, 10 Oct. 2023
  • Gallium nitride, for example, emits blue light, whereas gallium arsenide emits red.
    — Robert F. Service, Science | AAAS, 2 Nov. 2020
  • The measurements were taken from a wafer of gallium arsenide cooled to a few thousandths of a degree above absolute zero and placed in a powerful magnetic field.
    — IEEE Spectrum, 13 Dec. 2025
  • 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
  • Other semiconductors, such as gallium arsenide, also can be grown using the Czochralski method.
    — IEEE Spectrum, 6 Dec. 2019
  • To change a fin into a nanowire, one part of the fin, composed of indium phosphide, is etched away to leave indium gallium arsenide (InGaAs) nanowires.
    — Richard Stevenson, IEEE Spectrum, 26 Jan. 2016
  • In 1982, researchers at Bell Labs detected opposing waves in neighboring sheets of gallium arsenide.
    — Charlie Wood, Quanta Magazine, 9 Oct. 2023
  • Both groups use Pfeiffer’s gallium arsenide crystals but apply different circuit-fabrication techniques.
    — Quanta Magazine, 15 May 2014
  • To accomplish this, the researchers created a photocathode – the component that creates photoelectric electrons – out of thin nanosheets of gallium arsenide crystals.
    — Michael Franco, New Atlas, 11 Oct. 2024
  • Luminar's lidar uses indium-gallium arsenide sensors to detect return flashes.
    — Timothy B. Lee, Ars Technica, 19 Apr. 2018
  • Bob Willett of Nokia Bell Labs has probably come the closest in his attempts to corral electrons in gallium arsenide, where promising but subtle signs of braiding exist.
    — Charlie Wood, Quanta Magazine, 9 May 2023
  • Nakamura’s team chose gallium arsenide, which has good properties for building quantum wells but is also in commercial use, and so can be precisely fabricated using mature processing technologies.
    — IEEE Spectrum, 18 Jan. 2024
  • For these components, more exotic materials like indium phosphide, gallium arsenide, and germanium work better.
    — Timothy B. Lee, Ars Technica, 11 Oct. 2017
  • At present, most radar systems rely heavily on semiconductors like gallium arsenide (GaAs) or gallium nitride (GaN) to function.
    — Christopher McFadden, Interesting Engineering, 14 Mar. 2026
  • The atoms in semiconductors such as silicon, germanium, and III-V compounds like gallium arsenide are arranged in three dimensions.
    — IEEE Spectrum, 29 Nov. 2016
  • 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
  • Furthermore, germanium plays a role in the manufacture of some gallium-containing devices, including gallium arsenide solar panels.
    — IEEE Spectrum, 10 Oct. 2023
  • Physicists at the University of California, Berkeley, for instance, are testing liquid helium and gallium arsenide as detectors of lighter forms of dark matter.
    — Korey Haynes, Discover Magazine, 14 June 2019
  • The system is also compatible with high-performance photovoltaic cells, like gallium arsenide (GaAs), a compound semiconductor that boosts overall power conversion.
    — Georgina Jedikovska, Interesting Engineering, 4 Sep. 2025
  • Prinano said its technology supports wafer-level production of photonic chips and can be applied to optical communication and sensing devices based on gallium arsenide, indium phosphide, and silicon photonics.
    — Neetika Walter, Interesting Engineering, 11 June 2026
  • For a long time, the excitement over alternative channels revolved around III-V materials, such as gallium arsenide, which are made from atoms that lie in the columns just to the left and right of silicon in the periodic table of elements.
    — IEEE Spectrum, 29 Nov. 2016
  • The islands are grown on a gallium arsenide/aluminum gallium arsenide (GaAs/AlGaAs) heterostructure that hosts a two-dimensional electron gas, enabling precise control of electrons.
    — Ameya Paleja, Interesting Engineering, 3 Apr. 2026
  • The Chalmers researchers use transistors made from indium phosphide (InP), a familiar material for LNAs, though gallium arsenide is more common commercially.
    — IEEE Spectrum, 22 Jan. 2021
  • Daniel Tsui and Horst Störmer experimentally observed this result in two-dimensional electron systems confined within gallium arsenide heterostructures engineered by Arthur Gossard.
    — IEEE Spectrum, 13 Dec. 2025
  • Vector Photonics has developed PCSELs made of indium phosphide and indium gallium arsenide phosphide that a commercial fab could reproduce and manufacture reliably.
    — IEEE Spectrum, 7 May 2026
  • Their 1969 Bell Labs technical memo and follow-up Applied Physics Letters paper documented the first high-quality gallium arsenide layers with atomically sharp interfaces—something no other technique could achieve.
    — IEEE Spectrum, 13 Dec. 2025

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'gallium arsenide.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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