graph·ene | \ˈgra-ˌfēn \

Definition of graphene 

: an extremely electrically conductive form of elemental carbon that is composed of a single flat sheet of carbon atoms arranged in a repeating hexagonal lattice

Examples of graphene in a Sentence

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This drives extra electrons into the graphene, filling up all its energy states and eliminating mobility. The Economist, "How to fool infrared vision gear into thinking you are not there," 5 July 2018 Money poured in, patent filings skyrocketed and hopes were raised that graphene could change everything from electronics to carbon-fiber composites to biotechnology., "Zuckerberg Testifies Before Senate Panel," 10 Apr. 2018 To find a better way to make your blond locks black, scientists turned to graphene, a material composed of a single layer of carbon atoms that’s used in electronic devices and a variety of medical applications. Katie Langin, Science | AAAS, "Enough with the toxic hair dyes. We could use graphene instead," 15 Mar. 2018 One possibility is to have a single-layer graphene sail—just a molecule thick, only 0.345 nanometer. Scientific American, "Astronomy at the Speed of Light," 3 July 2018 Outside tested Head skis made with graphene and found that the material resulted in a lighter ski without chatter or instability. Cory Smith, Outside Online, "Inov-8 Launches G-Series Graphene-Infused Running Shoes," 28 June 2018 Subsequent passes organize the atoms into graphene's signature honeycomb pattern. Prachi Patel, Scientific American, "The Quirkier Uses of Graphene," 16 May 2018 These have a variety of properties—some are semiconductors and have been combined with graphene to make electronic devices. John Timmer, Ars Technica, "Scientists identify hundreds of atomically thin materials," 11 Feb. 2018 Any working aluminum-graphene technology may be sold to global battery producers or En+ may seek joint ventures. Yuliya Fedorinova,, "Russian Tycoon Joins Hunt for Cheap Batteries Using Sodium," 3 Apr. 2018

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

1985, in the meaning defined above

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The first known use of graphene was in 1985

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