eta meson

eta meson
Either of two mesons made of a mixture of up, down and strange quarks and their antiquarks

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  • eta meson — noun Etymology: eta (I) : an uncharged elementary particle with zero spin that has a mass 1074 times the mass of an electron and that decays rapidly especially into pions called also eta particle * * * Physics. a neutral meson with strangeness 0… …   Useful english dictionary

  • eta meson — Physics. a neutral meson with strangeness 0 that is its own antiparticle. Symbolically represented by the small greek letter Eta. [1960 65] * * * …   Universalium

  • Eta-Meson — E|ta Me|son, η Me|son [↑ Eta u. ↑ Meson] Symbol: η: ein elektroneutrales Elementarteilchen mit Spin = 0 u. mit ↑ Charm …   Universal-Lexikon

  • Meson eta — Méson êta Méson êta η0 Propriétés générales Classification Méson Composition Paire quark antiquark : Propriétés physiques Masse 547.75(12) MeV.c 2 …   Wikipédia en Français

  • Méson eta — Méson êta Méson êta η0 Propriétés générales Classification Méson Composition Paire quark antiquark : Propriétés physiques Masse 547.75(12) MeV.c 2 …   Wikipédia en Français

  • Méson Êta — η0 Propriétés générales Classification Méson Composition Paire quark antiquark : Propriétés physiques Masse 547.75(12) MeV.c 2 …   Wikipédia en Français

  • ETA (disambiguation) — ETA ( eu. Euskadi Ta Askatasuna ) is a Basque separatist group. Eta (Η, η), is the seventh letter of the Greek alphabetETA may also refer to:* ETA SA, a Swiss watchmaking company * ETA Systems, defunct manufacturer of ETA10 supercomputers * ETA a …   Wikipedia

  • meson — mesonic, adj. /mee zon, son, mez on, mes /, n. Physics. any hadron, or strongly interacting particle, other than a baryon. Mesons are bosons, having spins of 0, 1, 2, ..., and, unlike baryons, do not obey a conservation law. Cf. quark model.… …   Universalium

  • Eta — η; Effizienz; Wirkungsgrad; Energieeffizienz * * * Eta 〈neugrch. [i:ta] n. 15; 〉 siebenter Buchstabe des griechischen Alphabets, langes, offenes e, heute i * * * E|ta [siebenter Buchstabe des griech. Alphabets]: als Kleinbuchstabe η: 1)… …   Universal-Lexikon

  • eta prime — adjective Describing a specific form of an eta meson …   Wiktionary

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