How To Use Antiquark In A Sentence
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Antiquarks have the colour charges antired, antiblue or antigreen.
The Nobel Prize in Physics 2004 - Information for the Public
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The quarks always be found couples on particle groups called meson (consist of quark and antiquark) and baryon (consist from three quarks).
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The simplest hadrons are therefore mesons made from a quark and antiquark pair (where the difference is zero), and baryons made of three quarks (where the difference is three).
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There are no antiprotons or antineutrons, made up from antiquarks, except for a few that physicists produce in large particle accelerators.
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According to quantum field theory, gluons and pairs of light quarks and antiquarks should be spontaneously emitted and re-absorbed by the quarks and gluons inside hadrons.
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Most particles are either mesons, which contain a quark and an antiquark, or baryons, which comprise three quarks or three antiquarks.
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A neutral pion consists of a down quark and a down antiquark.
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I've labeled the charges as q and q-bar for quark and antiquark, but that's modern terminology that might not have been present in the early days of string theory.
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In this scheme, quark-antiquark pairs form kaons, pions, and other mesons, while triplets of quarks form protons, neutrons, and numerous heavier cousins that appeared in accelerator experiments.
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b (10890), a tetraquark meson formed of an up flavour "diquark" (quark-antiquark pair) and a bottom flavour diquark, is very close in mass to Y (5S).
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It decays, nearly instantly, into the heaviest quark-antiquark or lepton-antilepton pair it can.
Bump Hunting (Part 1)
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In general, baryons consist of three quarks and mesons of one quark and its corresponding antiquark.
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We know this must have happened, because we observe more quarks than antiquarks today.
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The simplest hadrons are therefore mesons made from a quark and antiquark pair (where the difference is zero), and baryons made of three quarks (where the difference is three).
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When we examine protons closely by bombarding them with electrons, we find that they contain plenty of gluons and light quark-antiquark pairs.
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Kaons and pions are examples of particles known as mesons, which contain a quark and an antiquark.
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A neutral pion consists of a down quark and a down antiquark.
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The RHIC detectors will soon be able to record energetic photons emitted in quark-antiquark interactions in the plasma phase.
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The antiparticle of the electron is the positron; there are also antiquarks and antineutrinos.
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The proton consists of three quarks, two up and one down, living in a complicated soup of dynamical quarks, antiquarks and gluons, which have ‘colour’ charges.
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A single quark will be surrounded by a sea of continuously appearing and annihilating virtual pairs of quarks and antiquarks, and virtual pairs of gluons and antigluons.
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There are no antiprotons or antineutrons, made up from antiquarks, except for a few that physicists produce in large particle accelerators.
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These probabilities agree very well with measured data (e – = electron, e+ = positron, q = quark, q with overscore = antiquark, g = gluon).
The Nobel Prize in Physics 2004 - Information for the Public
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Kaons and pions are examples of particles known as mesons, which contain a quark and an antiquark.
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A neutral pion consists of a down quark and a down antiquark.
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One of the quarks and one of the antiquarks meet and, in a process called annihilation, produce a W particle.
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Now nuclear physicists in Japan, Russia and the US have discovered a particle that contains two up quarks, two down quarks and a strange antiquark.
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There are no antiprotons or antineutrons, made up from antiquarks, except for a few that physicists produce in large particle accelerators.
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A single quark will be surrounded by a sea of continuously appearing and annihilating virtual pairs of quarks and antiquarks, and virtual pairs of gluons and antigluons.
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Any of a family of subatomic particles that participate in strong interactions, are composed of a quark and an antiquark, and have masses generally intermediate between leptons and baryons.
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Kaons and pions are examples of particles known as mesons, which contain a quark and an antiquark.