baryogenesis

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Related to baryogenesis: Baryons

bar·y·o·gen·e·sis

(băr′ē-ō-jĕn′ĭ-sĭs)

The process of baryon and antibaryon formation in the early universe that produced an asymmetry between matter and antimatter and resulted in the now strongly matter-dominated universe.

[baryo(n) + -genesis.]

References in periodicals archive ?

At some point an unknown reaction called baryogenesis violated the conservation of baryon number, leading to a very small excess of quarks and leptons over antiquarks and antileptons--of the order of one part in 30 million.

Highest ground

r] is non-zero but small and determines the expansion during the baryogenesis initial phase, as does the spatial dynamics expansion term because of the [alpha] dependence.

Dynamical 3-space: supernovae and the hubble expansion--the older universe without dark energy

She has also worked on supersymmetry, Standard Model observables, cosmological inflation, baryogenesis, grand unified theories, and aspects of string theory.