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单词 J/psi particle
释义

J/psi particle

English

Noun

J/psi particle (plural J/psi particles)

  1. (physics) a subatomic particle with an unusually long lifetime and a large mass; a bound state of a charm quark and a anti-charm quark

Synonyms

  • J/psi meson
  • J/ψ particle
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