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Related papers: Resonant Flavor Oscillations in Electroweak Baryog…

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Based upon our recent study on the Lorentz non-invariance ambiguity in the longitudinal weak-boson scatterings and the precise conditions for the validity of the Equivalence Theorem (ET), we further examine the intrinsic connection between…

High Energy Physics - Phenomenology · Physics 2019-08-15 H. -J. He , Y. -P. Kuang , C. -P. Yuan

Two guiding new phenomenological flavor and flavor-electroweak ideas are expounded in this paper: (I) Oppositeness relation between neutrino and Charged Lepton Mass-Degeneracy-Deviation quantities. With inputs from the mass and neutrino…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. M. Lipmanov

We calculate the baryon asymmetry generated at the electroweak phase transition in the minimal supersymmetric standard model, using a new method to compute the CP-violating asymmetry in the Higgsino flux reflected into the unbroken phase.…

High Energy Physics - Phenomenology · Physics 2009-10-31 Nuria Rius , Veronica Sanz

It has recently been suggested that the baryon washout problem of the standard electroweak baryogenesis scenario could be avoided if inflation ends with a period of parametric resonance at a low enough energy density. I present results of…

High Energy Physics - Phenomenology · Physics 2017-08-23 A. Rajantie

In this paper, we propose a novel electron-assisted Baryogenesis scenario that does not require explicit B-L violation, which is essential for the traditional Leptogenesis mechanism. This scenario is based on the assumption of high-scale…

High Energy Physics - Phenomenology · Physics 2024-12-06 Wei Chao

The existence of a mass gap between the Standard Model (SM) and possible new states encourages us to use effective field theories. Here we follow the non-linear realization of the electroweak symmetry breaking: the electroweak effective…

High Energy Physics - Phenomenology · Physics 2021-09-22 Ignasi Rosell , Antonio Pich , Juan José Sanz-Cillero

The notion of charge balance function, originally designed to study the evolution of charge production in heavy-ion collisions, is extended to consider quark flavor balancing. This extension is considered based on simulations performed with…

High Energy Physics - Phenomenology · Physics 2024-08-20 Yash Patley , Basanta Nandi , Sadhana Dash , Victor Gonzalez , Claude Pruneau

We show that the CKM matrix can be the source of CP violation for electroweak baryogenesis if Yukawa couplings vary at the same time as the Higgs acquires its vacuum expectation value. This offers new avenues for explaining the baryon…

High Energy Physics - Phenomenology · Physics 2017-12-06 Sebastian Bruggisser , Thomas Konstandin , Geraldine Servant

The origin of the matter-antimatter asymmetry remains one of the most fundamental problems of cosmology. In this talk I present a novel scenario for baryogenesis at the electroweak scale, without the need for a first order phase transition.…

High Energy Physics - Phenomenology · Physics 2016-11-03 Juan Garcia-Bellido

In a previous analysis presented in hep-ph/0412166, electroweak constraints were given on arbitrary linear combinations of a set of dimension-6 operators. Flavor universality and thus U(3)^5 flavor symmetry were assumed for the operators.…

High Energy Physics - Phenomenology · Physics 2009-11-11 Zhenyu Han

We initiate a study of cosmological implications of sphaleron-mediated CP-violation arising from the electroweak vacuum angle under the reasonable assumption that the semiclassical suppression is lifted at finite temperature. In this…

High Energy Physics - Phenomenology · Physics 2015-08-26 Andrew J. Long , Hiren H. Patel , Mark Trodden

The closed time-path (CTP) formalism is a powerful Green's function formulation to describe nonequilibrium phenomena in field theory and it leads to a complete nonequilibrium quantum kinetic theory. In this paper we make use of the CTP…

High Energy Physics - Phenomenology · Physics 2009-10-30 Antonio Riotto

Effects of electroweak phase transition (EWPT) in balance between baryon excess and the excess of stable quarks of new generation is studied. With the conservation of SU(2) symmetry and other quantum numbers, it makes possible sphaleron…

High Energy Physics - Phenomenology · Physics 2021-10-20 Arnab Chaudhuri , Maxim Yu. Khlopov

Gauged flavor symmetries at low energies have been proposed in models of dynamical electroweak symmetry breaking and fermion mass generation. The massive flavor gauge bosons give rise to corrections to precisely measured electroweak…

High Energy Physics - Phenomenology · Physics 2009-10-31 Gustavo Burdman , R. Sekhar Chivukula , Nick Evans

In electroweak baryogenesis the baryon asymmetry of the universe is created during the electroweak phase transition. The quantum transport equations governing the dynamics of the plasma particles can be derived in the vev-insertion…

High Energy Physics - Phenomenology · Physics 2020-03-18 Marieke Postma , Jorinde van de Vis

The origin of the universal asymmetry between matter and antimatter remains a mystery. Electroweak baryogenesis is a well-motivated mechanism for generating the asymmetry dynamically, using interesting features of the Standard Model. In…

High Energy Physics - Phenomenology · Physics 2025-08-14 Jorinde van de Vis , Jordy de Vries , Marieke Postma

The effective renormalizable theory describing electromagnetic and strong interactions of quarks of five light flavors ($n_f = 5$ QCD$\times$QED) is considered as a low-energy limit of the full Standard Model. Two-loop relation between the…

High Energy Physics - Phenomenology · Physics 2018-12-31 A. V. Bednyakov

A fully generic treatment of electric dipole moments (EDMs) is presented in the CP-violating and flavor-conserving weak effective field theory (WET) with five flavors of quarks and three flavors of leptons. We systematically analyze leading…

High Energy Physics - Phenomenology · Physics 2024-06-13 Jacky Kumar , Emanuele Mereghetti

We examine the constraints coming from incorporating the full Standard Model gauge symmetry into the effective field theory description of flavor processes, using semileptonic decays as paradigmatic examples. Depending on the dynamics…

High Energy Physics - Phenomenology · Physics 2015-09-23 Oscar Catà , Martin Jung

We formulate the equivalence theorem as a theoretical criterion for sensitively probing the electroweak symmetry breaking mechanism, and develop a precise power counting method for the chiral Lagrangian formulated electroweak theories.…

High Energy Physics - Phenomenology · Physics 2009-10-28 H. -J. He , Y. -P. Kuang , C. -P. Yuan