quark colour

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• quark — /kwawrk, kwahrk/, n. Physics. any of the hypothetical particles with spin 1/2, baryon number 1/3, and electric charge 1/3 or 2/3 that, together with their antiparticles, are believed to constitute all the elementary particles classed as baryons… …   Universalium

• Quark model — In physics, the quark model is a classification scheme for hadrons in terms of their valence quarks, i.e., the quarks (and antiquarks) which give rise to the quantum numbers of the hadrons. These quantum numbers are labels identifying the hadrons …   Wikipedia

• colour — /ˈkʌlə / (say kuluh) noun 1. the evaluation by the visual sense of that quality of light (reflected or transmitted by a substance) which is basically determined by its spectral composition; that quality of a visual sensation distinct from form.… …  

• quark — A type of fundamental particle that forms the constituents of hadrons. There are currently believed to be six types (or flavours) of quarks (and their antiquarks): up, down, charm, strange, top, bottom. In quark theory, the baryon is composed of… …   Dictionary of automotive terms

• subatomic particle — or elementary particle Any of various self contained units of matter or energy. Discovery of the electron in 1897 and of the atomic nucleus in 1911 established that the atom is actually a composite of a cloud of electrons surrounding a tiny but… …   Universalium

• Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics       Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity.       Computer scientist Manindra Agrawal of the… …   Universalium

• physics — /fiz iks/, n. (used with a sing. v.) the science that deals with matter, energy, motion, and force. [1580 90; see PHYSIC, ICS] * * * I Science that deals with the structure of matter and the interactions between the fundamental constituents of… …   Universalium

• Danger Mouse (TV series) — This article is about the cartoon series. For the artist and producer, see Danger Mouse. Danger Mouse Genre Espionage Comedy Format …   Wikipedia

• Dual superconductor model — In the theory of quantum chromodynamics, dual superconductor models attempt to explain confinement of quarks in terms of an electromagnetic dual theory of superconductivity. In an electromagnetic dual theory the roles of electric and magnetic… …   Wikipedia

• quantum chromodynamics — Physics. a quantum field theory that describes quarks and gluons and their interactions, with the color of the quarks playing a role analogous to that of electric charge. Abbr.: QCD Also called chromodynamics. Cf. color (def. 18). [1975 80] * * * …   Universalium

• strong force — Physics. 1. the short range attractive force between baryons that holds together the nucleus of the atom. 2. Also called color force. the force between quarks. Cf. gluon, strong interaction. [1965 70] * * * or strong nuclear force Fundamental… …   Universalium