baryonic number

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• Baryogenesis — Unsolved problems in physics Why does the observable universe have more matter than antimatter? …   Wikipedia

• baryon — baryonic /bar ee on ik/, adj. /bar ee on /, n. Physics. a proton, neutron, or any elementary particle that decays into a set of particles that includes a proton. Cf. quark model. [1950 55; < Gk barý(s) heavy + (FERMI)ON] * * * Any member of one… …   Universalium

• Dark matter — Not to be confused with antimatter, dark energy, dark fluid or dark flow. For other uses, see Dark Matter (disambiguation) …   Wikipedia

• Baryon — Baryons are the family of subatomic particles with a baryon number of 1. The term baryon is usually used to refer to triquarks baryons made of three quarks. Exotic baryons made of four quarks and one antiquark are known as the pentaquarks, but… …   Wikipedia

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• Chiral anomaly — A chiral anomaly is the anomalous nonconservation of a chiral current. In some theories of fermions with chiral symmetry, the quantization may lead to the breaking of this (global) chiral symmetry. In that case, the charge associated with the… …   Wikipedia

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• Structure formation — refers to a fundamental problem in physical cosmology. The universe, as is now known from observations of the cosmic microwave background radiation, began in a hot, dense, nearly uniform state approximately 13.7 Gyr ago. [cite journal |author=D.… …   Wikipedia

• The Dark Energy Survey — DES logo The Dark Energy Survey (DES) is a survey that aims to probe the dynamics of the expansion of the universe and the growth of large scale structure. The collaboration is composed of research institutes and universities from United… …   Wikipedia