indium

noun
in·​di·​um | \ ˈin-dē-əm How to pronounce indium (audio) \

Definition of indium

: a silvery malleable fusible chiefly trivalent metallic element that occurs especially in sphalerite ores and is used especially as a plating material, in alloys, and in electronics — see Chemical Elements Table

Examples of indium in a Sentence

Recent Examples on the Web

Part of the screen assembly is a layer of indium tin oxide, a clear, conductive material. Kevin Dupzyk, Popular Mechanics, "Things Come Apart: Facebook Portal+," 24 Mar. 2019 Demand for some metals like neodymium and indium could grow by more than a dozen times by 2050, and there simply might not be enough supply to power the green revolution. Avery Thompson, Popular Mechanics, "We Might Not Have Enough Materials for All the Solar Panels and Wind Turbines We Need," 13 Dec. 2018 By 2050 solar panels and wind turbines will require around 12 times as much indium as the entire world produces right now, the analysis predicts. Avery Thompson, Popular Mechanics, "We Might Not Have Enough Materials for All the Solar Panels and Wind Turbines We Need," 13 Dec. 2018 Thin is in The researchers focused on thin-film technology, which is dominated by two materials: cadmium telluride (often called cadtel) and CIGS, or copper indium gallium selenide. John Timmer, Ars Technica, "Installation costs so much that it’s better to use expensive solar panels," 2 May 2018 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 For these components, more exotic materials like indium phosphide, gallium arsenide, and germanium work better. Timothy B. Lee, Ars Technica, "How the lidar-on-a-chip technology GM just bought probably works," 11 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'indium.' 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 indium

1864, in the meaning defined above

History and Etymology for indium

International Scientific Vocabulary ind- + New Latin -ium

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Last Updated

15 Apr 2019

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Time Traveler for indium

The first known use of indium was in 1864

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More Definitions for indium

indium

noun
in·​di·​um | \ ˈin-dē-əm How to pronounce indium (audio) \

Medical Definition of indium

: a malleable fusible silvery metallic element that is chiefly trivalent, occurs especially in sphalerite ores, and is used as a plating for bearings, in alloys having a low melting point, and in making transistors symbol In — see Chemical Elements Table

More from Merriam-Webster on indium

Britannica.com: Encyclopedia article about indium

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