quantum dot

English

Noun

quantum dot (plural quantum dots)

  1. (nanotechnology, quantum mechanics) A fluorescent nanoparticle of semiconducting material.
    Synonym: QD (initialism)
    • 2011 June 18, “Dotting the eyes”, in The Economist‎[1], London: The Economist Group, →ISSN, →OCLC, archived from the original on 26 February 2024:
      A quantum dot is a semiconductor crystal a few nanometres (billionths of a metre) across – about 50 atoms wide, in other words.
    • 2016 May 6, Joanna Klein, “How a Mysterious Bacteria Almost Gave You a Better TV”, in The New York Times‎[2], New York, N.Y.: The New York Times Company, →ISSN, →OCLC, archived from the original on 18 January 2025:
      There was talk that Apple would release an iMac with a quantum dot screen last year. But then the company switched course, declaring that the existing process for making these little crystals was too toxic to the environment.

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