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composite particle

   Also found in: Wikipedia 0.03 sec.
composite particle
A subatomic particle that is composed of two or more elementary particles. The protons and neutrons in the nucleus of an atom are composite particles, as they are composed of quarks; electrons orbiting the nucleus are not composite particles. See also elementary particlesubatomic particle


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The composite particle also contains two up quarks and two down quarks--the same ones found in ordinary matter.
First five-quark particle turns up. (Wild Bunch) by Weiss, P. / Science News
Physicists have long suspected, for instance, that electrons can clump into composite particles, known as quasiparticles, each with a third or less of the electric charge of a single electron.
New shards of electron charge found by Science News
The April 1995 issue of Rubber World (page 16) mistakenly reported that Composite Particles had been awarded a $6.
Correction by Rubber World
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