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Related papers: Recent Progress in Baryogenesis

200 papers

Dynamical breaking of the electroweak theory, i.e. technicolor, is an intriguing extension of the Standard Model. Recently new models have been proposed featuring walking dynamics for a very low number of techniflavors. These technicolor…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. Sannino

We study the impact on electroweak baryogenesis from a swifter cosmological expansion induced by dark matter. We detail the experimental bounds that one can place on models that realize it, and we investigate the modifications of these…

High Energy Physics - Phenomenology · Physics 2016-12-01 Marek Lewicki , Tanja Rindler-Daller , James D. Wells

We review recent progress in the study of the anomalous baryon number non-conservation at high temperatures and in high energy collisions. Recent results on high temperature phase transitions are described, and applications to electroweak…

High Energy Physics - Phenomenology · Physics 2010-12-17 V. A. Rubakov , M. E. Shaposhnikov

If stable electroweak strings are copiously produced during the electroweak phase transition, they may contribute significantly to the presently observed baryon to entropy ratio of the Universe. This analysis establishes the feasibility of…

Astrophysics · Physics 2010-11-01 Robert H. Brandenberger , Anne-Christine Davis

We investigate whether baryogenesis is possible at a second order electroweak phase transition. We find that under rather general conditions, the departure from thermal equilibrium is suppressed by the expansion rate of the Universe, and…

High Energy Physics - Phenomenology · Physics 2007-05-23 Tomislav Prokopec , Robert Brandenberger , Anne-Christine Davis

Recent progress in non-perturbative investigations of the electroweak phase transition is reviewed, with special emphasis on numerical simulations in the four-dimen\-sional SU(2) Higgs model.

High Energy Physics - Lattice · Physics 2007-05-23 I. Montvay

Electroweak Baryogenesis (EWBG) is a compelling scenario for explaining the matter-antimatter asymmetry in the universe. Its connection to the electroweak phase transition makes it inherently testable. However, completely excluding this…

High Energy Physics - Phenomenology · Physics 2015-06-22 David Curtin , Patrick Meade , Chiu-Tien Yu

Radiative correction to the triple Higgs boson coupling is studied in the two Higgs doublet model in connection with the electroweak baryogenesis. It is shown that the one loop correction is large enough to be identified in future linear…

High Energy Physics - Phenomenology · Physics 2007-05-23 Shinya Kanemura , Yasuhiro Okada , Eibun Senaha

The electroweak phase transition in the magnetic and hypermagnetic fields is studied in the Standard Model on the base of investigation of symmetry behaviour within the consistent effective potential of the scalar and magnetic fields at…

High Energy Physics - Theory · Physics 2007-05-23 V. Skalozub , V. Demchik

The electroweak phase transition is considered in framework of the reduced minimal 3-3-1 model (RM331). Structure of phase transition in this model is divided into two periods. The first period is the phase transition SU(3) ---> SU(2) at…

High Energy Physics - Phenomenology · Physics 2013-11-18 Vo Quoc Phong , Hoang Ngoc Long , Vo Thanh Van

With the assistance of a complex singlet, and an effective operator involving CP violations, the dark matter relic abundance and baryon asymmetry of the universe have been addressed simul- taneously. We studied the electroweak baryogenesis…

High Energy Physics - Phenomenology · Physics 2016-03-23 Minyuan Jiang , Ligong Bian , Weicong Huang , Jing Shu

The Higgs potential of the minimal nonminimal supersymmetric standard model (MNMSSM) is investigated within the context of electroweak phase transition. We investigate the allowed parameter space yielding correct electroweak phase…

High Energy Physics - Phenomenology · Physics 2009-11-10 S. W. Ham , S. K. OH , C. M. Kim , E. J. Yoo , D. Son

One-loop contributions to the Higgs potential at finite temperatures are discussed in the supersymmetric standard model with four Higgs doublet chiral superfields as well as a pair of charged singlet chiral superfields. The mass of the…

High Energy Physics - Phenomenology · Physics 2012-03-05 Shinya Kanemura , Eibun Senaha , Tetsuo Shindou

Two recently proposed approaches to the study of the electroweak phase transition are discussed.

High Energy Physics - Phenomenology · Physics 2009-10-28 G. Amelino-Camelia

I discuss some new trends in particle theory beyond the standard model. Some topics briefly covered include elecroweak baryogenesis, gauge versus non-gauge discrete symmetries, the strong CP problem, dynamical symmetry breaking scenarios,…

High Energy Physics - Phenomenology · Physics 2007-05-23 Luis E. Ibanez

Electroweak baryogenesis (EWBG) in the MSSM can account for the cosmological baryon asymmetry, but only within a restricted region of the parameter space. In particular, MSSM EWBG requires a mostly right-handed stop that is lighter than the…

High Energy Physics - Phenomenology · Physics 2009-07-17 Arjun Menon , David E. Morrissey

In these proceedings, I review recent precision calculations relevant for the LHC, all related to the electroweak, Higgs or top sector of the Standard Model. These applications range from triboson production to the production of a…

High Energy Physics - Phenomenology · Physics 2024-07-31 Mathieu Pellen

It is conventional wisdom that successful electroweak baryogenesis in the Minimal Supersymmetric extension of the Standard Model (MSSM) is in tension with the non-observation of electric dipole moments (EDMs), since the level of…

High Energy Physics - Phenomenology · Physics 2014-11-18 Yingchuan Li , Stefano Profumo , Michael Ramsey-Musolf

This set of lectures provides an elementary introduction to the standard electroweak theory, followed by a detailed discussion of its experimental tests. We then consider the conceptual limitations of the Standard Model and briefly review…

High Energy Physics - Phenomenology · Physics 2007-05-23 Guido Altarelli

Introducing heavy particles with strong couplings to the Higgs field can strengthen electroweak phase transition, through the entropy release mechanism from both bosons and fermions. We analyze the possibility of electroweak baryogenesis in…

High Energy Physics - Phenomenology · Physics 2014-03-07 Xue Chang , Ran Huo