J/psi
noun see J/psi particle

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • J/Psi — J/ψ Klassifikation Boson Meson Hadron Eigenschaften Ladung neutral Ruheenergie 3097 MeV …   Deutsch Wikipedia

  • J/psi — J/ψ Klassifikation Boson Meson Hadron Eigenschaften Ladung neutral Ruheenergie 3097 MeV …   Deutsch Wikipedia

  • J/psi particle — /jay suy , psuy /, Physics. the lightest of the psi particles, the first particle to be discovered that contains a charmed quark. [1975 80; see J PARTICLE, PSI PARTICLE] * * * ▪ subatomic particle       type of meson consisting of a charmed quark …   Universalium

  • J/psi particle — noun Date: 1977 an unstable neutral fundamental particle of the meson group that has a mass about 6000 times the mass of an electron called also J particle, J/psi, psi particle …   New Collegiate Dictionary

  • J/psi particle — noun a subatomic particle with an unusually long lifetime and a large mass; a bound state of a charm quark and a anti charm quark Syn: J/psi meson, J/ψ particle …   Wiktionary

  • J/psi-Meson — J/ψ Klassifikation Boson Meson Hadron Eigenschaften Ladung neutral Ruheenergie 3097 MeV …   Deutsch Wikipedia

  • J/psi-Teilchen — J/ψ Klassifikation Boson Meson Hadron Eigenschaften Ladung neutral Ruheenergie 3097 MeV …   Deutsch Wikipedia

  • j/psi particle — ˈjāˈsī noun Usage: usually capitalized J : an unstable neutral fundamental particle of the meson family that has a mass about 6000 times the mass of an electron, has an unusually long lifetime, and is thought to consist of a charmed quark and… …   Useful english dictionary

  • psi — [ psi ] n. m. ♦ Vingt troisième lettre de l alphabet grec (ψ), qui sert à noter le son [ ps ] . ⊗ HOM. Psy. ● psi nom masculin invariable Vingt troisième lettre de l alphabet grec (Ψ, ψ), notant le groupe consonantique [ps]. Désigne la première… …   Encyclopédie Universelle

  • J/psiparticle — J/psi particle (jāʹsīʹ, psīʹ) n. An electrically neutral meson having a mass 7,213 times that of the electron and a mean lifetime of approximately 1 × 10 20 seconds. Also called J particle, psi particle. * * * …   Universalium

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