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单词 valence quark
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valence quark
valence quark n. Particle Physics any quark whose presence as a constituent of a particle contributes to its spectroscopic properties.
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valence quark1971
1971 Kuti & Weisskopf in Physical Rev. D. 4 3420/1 We consider the nucleon to be a three-quark structure accompanied by a core of virtual quark-antiquark pairs... The valence quarks carry the internal quantum numbers of the nucleon, whereas the core has vacuum numbers.
1988 New Scientist 24 Dec. 28/1 The properties of the proton come simply from adding together the properties of the three valence quarks.
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