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Journal ArticleDOI

Thermodynamic generation of the baryon asymmetry

Andrew G. Cohen, +1 more
- 17 Dec 1987 - 
- Vol. 199, Iss: 2, pp 251-258
TLDR
In this paper, a new technique for generating the baryon asymmetry of the universe is discussed, using the natural CPT non-invariance of universe during its early history.
About
This article is published in Physics Letters B.The article was published on 1987-12-17. It has received 264 citations till now. The article focuses on the topics: Baryon asymmetry & Baryogenesis.

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Citations
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A New Mechanism for Baryogenesis

TL;DR: In this article, a new mechanism for baryogenesis was proposed, where it was argued that the scalar quarks and leptons of a supersymmetric GUT may have large expectation values.
Journal ArticleDOI

Primordial black holes

TL;DR: In this paper, the mechanisms of primordial black hole formation are discussed and observational constraints on the PBH spectrum, or effects of PBH evaporation, are shown to restrict a wide range of particle physics models, predicting an enhancement of the ultraviolet part of the spectrum of density perturbations.
Journal ArticleDOI

Review of asymmetric dark matter

TL;DR: Asymmetric dark matter models are based on the hypothesis that the present-day abundance of dark matter has the same origin as the abundance of ordinary or "visible" matter: an asymmetry in the number densities of particles and antiparticles.
Journal ArticleDOI

Primordial Black Holes

TL;DR: In this article, the mechanisms of primordial black hole formation are discussed and observational constraints on the PBH spectrum, or effects of PBH evaporation, are shown to restrict a wide range of particle physics models, predicting an enhancement of the ultraviolet part of the spectrum of density perturbations.
Journal ArticleDOI

Review of asymmetric dark matter

TL;DR: Asymmetric dark matter models are based on the hypothesis that the present-day abundance of dark matter has the same origin as the abundance of ordinary or visible matter: an asymmetry in the number densities of particles and antiparticles.
References
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Journal ArticleDOI

A new mechanism for baryogenesis

TL;DR: In this paper, a new mechanism for baryogenesis was proposed, where it was argued that the scalar quarks and leptons of a supersymmetric GUT may have large expectation values.

A New Mechanism for Baryogenesis

TL;DR: In this article, a new mechanism for baryogenesis was proposed, where it was argued that the scalar quarks and leptons of a supersymmetric GUT may have large expectation values.
Journal ArticleDOI

Unified gauge theories and the baryon number of the universe

TL;DR: In this paper, the dominance of matter over antimatter in the present universe is a consequence of baryon-number nonconserving reactions in the very early fireball, and a computation in specific SU(5) models gives a small ratio of Baryon to photon-number density in rough agreement with observation.
Journal ArticleDOI

Baryon number of the universe

TL;DR: In this paper, the authors consider the possibility that the observed particle-antiparticle imbalance in the universe is due to baryon numbers, C, and CP nonconservation, and make general observations and describe a framework for making quantitative estimates.
Journal ArticleDOI

Grand Unified Theories and the Origin of the Baryon Asymmetry

TL;DR: In this article, the GUT picture of baryon asymmetry in the universe is reviewed and CP violation is considered as well as models based on SU and SO(10).
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