quasiparticle

noun
qua·​si·​par·​ti·​cle | \ ˌkwā-ˌzī-ˈpär-ti-kəl How to pronounce quasiparticle (audio) , -ˌsī-, ˌkwä-zē-, -sē- \

Definition of quasiparticle

: a composite entity (such as a vibration in a solid) that is analogous in its behavior to a single particle

Examples of quasiparticle in a Sentence

Recent Examples on the Web Wilczek has previously coined terms like axions, anyons (quasiparticles that may be useful for quantum computing) and time crystals (structures that move in regular and repeating patterns without using energy). Quanta Magazine, "‘Quantum Atmospheres’ May Reveal Secrets of Matter," 25 Sep. 2018 Sound is a mechanical oscillation made up of quasiparticles known as phonons. Jennifer Ouellette, Ars Technica, "Scientists found these old photographs contain metallic nanoparticles," 12 June 2019 There is no better demonstration of that than the world of quasiparticles. Chris Lee, Ars Technica, "Giant atom hides its neighbors under a single-electron skirt," 7 Mar. 2018 The quasiparticles produced here, called Majorana fermions, are their own antimatter. Shannon Palus, Discover Magazine, "Electrons ‘Split’ in New Form of Matter," 22 Dec. 2016 One possibility is a type of neutral quasiparticle known as a spinon, which carries spin and not charge. Maggie Mckee, WIRED, "The Physicist Who Might Have Discovered a New Building Block of Matter," 24 June 2016

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

1926, in the meaning defined above

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The first known use of quasiparticle was in 1926

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Cite this Entry

“Quasiparticle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quasiparticle. Accessed 6 Aug. 2020.

More from Merriam-Webster on quasiparticle

Britannica.com: Encyclopedia article about quasiparticle

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