down quark

down quark
the quark having electric charge -1/3 times the elementary charge, with strangeness, charm, and other quark quantum numbers equal to 0. Also called d quark.
[1975-80]

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Universalium. 2010.

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  • Down quark — Composition Elementary particle Statistics Fermionic Generation First Interactions Strong, Weak, Electromagnetic force, Gravity Symbol …   Wikipedia

  • down quark — down′ quark n. phs the quark having electric charge −? times the electron s charge and together with the up quark being a constituent of nucleons • Etymology: 1975–80 …   From formal English to slang

  • down quark — n. Particle Physics a type of quark with a mass of c. 0.005 to 0.015 GeV/c2, a negative charge that is 1/ 3 the charge of an electron, zero charm, and zero strangeness: see FLAVOR (sense 5) …   English World dictionary

  • Down-Quark — Ein Proton, bestehend aus zwei up Quarks und einem down Quark Quarks (kwɔrk, kwɑːk oder kwɑːrk) sind die elementaren Bestandteile (Elementarteilchen), aus denen man sich …   Deutsch Wikipedia

  • down quark — noun a stable quark with an electric charge of 1/3 and a mass 607 times that of an electron • Hypernyms: ↑quark * * * Physics. the quark having electric charge 1/3 times the elementary charge, with strangeness, charm, and other quark quantum… …   Useful english dictionary

  • Down-Quark — krintantysis kvarkas statusas T sritis fizika atitikmenys: angl. down quark vok. Down Quark, n rus. нижний кварк, m pranc. quark bas, m …   Fizikos terminų žodynas

  • down quark — krintantysis kvarkas statusas T sritis fizika atitikmenys: angl. down quark vok. Down Quark, n rus. нижний кварк, m pranc. quark bas, m …   Fizikos terminų žodynas

  • down quark — /ˈdaʊn kwak/ (say down kwahk) noun a quark with a charge of 1/3 e. See quantum chromodynamics. Compare up quark …   Australian-English dictionary

  • down quark — noun A quark having a fractional electric charge of 1/3 and a mass about 4 to 8 MeV. Symbol: d …   Wiktionary

  • Anti-Down-Quark — Ein Proton, bestehend aus zwei up Quarks und einem down Quark Quarks (kwɔrk, kwɑːk oder kwɑːrk) sind die elementaren Bestandteile (Elementarteilchen), aus denen man sich …   Deutsch Wikipedia

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