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Related papers: Electroweak baryogenesis in aligned two Higgs doub…

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We discuss electroweak baryogenesis in aligned two Higgs doublet models. It is known that in this model the severe constraint from the experimental results for the electron electric dipole moment can be avoided by destructive interference…

High Energy Physics - Phenomenology · Physics 2022-09-21 Kazuki Enomoto , Shinya Kanemura , Yushi Mura

We study the prospect of probing electroweak baryogenesis driven by an extra bottom Yukawa coupling $\rho_{bb}$ in a general two Higgs doublet model via electric dipole moment (EDM) measurements and at the collider experiments. The…

High Energy Physics - Phenomenology · Physics 2020-11-12 Tanmoy Modak , Eibun Senaha

We consider the generation of the baryon asymmetry in the two-Higgs doublet model. Investigating the thermal potential in the presence of CP violation, as relevant for baryogenesis, we find a strong first-order phase transition if the extra…

High Energy Physics - Phenomenology · Physics 2011-09-29 Lars Fromme , Stephan J. Huber , Michael Seniuch

We investigate the feasibility of electroweak baryogenesis in a two-Higgs doublet model with lepton flavor violation. By scrutinizing the heavy Higgs boson mass spectrum, regions satisfying both strong first-order electroweak phase…

High Energy Physics - Phenomenology · Physics 2016-10-05 Cheng-Wei Chiang , Kaori Fuyuto , Eibun Senaha

We study electroweak baryogenesis driven by the top quark in a general two Higgs doublet model with flavor-changing Yukawa couplings, keeping the Higgs potential $CP$ invariant. With Higgs sector couplings and the additional top Yukawa…

High Energy Physics - Phenomenology · Physics 2018-01-17 Kaori Fuyuto , Wei-Shu Hou , Eibun Senaha

We study collider signatures of electroweak baryogenesis in the two Higgs doublet model and the minimal supersymmetric standard model. It is found that the trilinear coupling of the lightest Higgs boson receives large quantum corrections if…

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

We study the viability of electroweak baryogenesis in a two Higgs doublet model scenario augmented by vector-like, electroweakly interacting fermions. Considering a limited, but illustrative region of the model parameter space, we obtain…

High Energy Physics - Phenomenology · Physics 2015-06-19 Wei Chao , Michael J. Ramsey-Musolf

Electroweak baryogenesis in a two-Higgs doublet model is a well-motivated and testable scenario for physics beyond the Standard Model. An attractive way of providing $CP$ violation is through flavor-changing Higgs couplings, where the…

High Energy Physics - Phenomenology · Physics 2021-06-25 Wei-Shu Hou , Tanmoy Modak , Tilman Plehn

Motivated by 3.9 sigma evidence of a CP-violating phase beyond the standard model in the like-sign dimuon asymmetry reported by DO, we examine the potential for two Higgs doublet models (2HDMs) to achieve successful electroweak baryogenesis…

High Energy Physics - Phenomenology · Physics 2015-05-28 James M. Cline , Kimmo Kainulainen , Michael Trott

Electroweak baryogenesis can be driven by the top quark in a general two Higgs doublet model with extra Yukawa couplings. Higgs quartics provide the first order phase transition, while extra top Yukawa coupling $\rho_{tt}$ can fuel the…

High Energy Physics - Phenomenology · Physics 2022-02-01 George Wei-Shu Hou

We investigate a scenario of electroweak baryogenesis in the two Higgs doublet model with quark flavor mixing. In general, off-diagonal components of quark Yukawa interactions with additional Higgs bosons are strongly constrained by the…

High Energy Physics - Phenomenology · Physics 2023-04-03 Shinya Kanemura , Yushi Mura

A phenomenological consequence of electroweak baryogenesis is studied in connection with the Higgs physics. In a two Higgs double model, the first order phase transition can be strong enough to allow the electroweak baryogenesis due to the…

High Energy Physics - Phenomenology · Physics 2009-11-10 Shinya Kanemura , Yasuhiro Okada , Eibun Senaha

We discuss the effect of CP violation in the aligned scenario of the general two-Higgs-doublet model, in which the Higgs potential and the Yukawa interaction provide additional CP-violating phases. An alignment is imposed to the Yukawa…

High Energy Physics - Phenomenology · Physics 2020-08-26 Shinya Kanemura , Mitsunori Kubota , Kei Yagyu

We present an update on the status of electroweak baryogenesis in minimal composite Higgs models. The particularity of this framework is that the electroweak phase transition can proceed simultaneously with the confinement phase transition…

High Energy Physics - Phenomenology · Physics 2023-12-12 Sebastian Bruggisser , Benedict von Harling , Oleksii Matsedonskyi , Geraldine Servant

The baryon density which may be produced during the electroweak phase transition in supersymmetric models is computed, taking into account the previously neglected effects of transport, strong and weak anomalous fermion number violation,…

High Energy Physics - Phenomenology · Physics 2009-10-28 Patrick Huet , Ann E. Nelson

We study two Higgs doublet models with successful electroweak baryogenesis but without cancellations of electric dipole moments (EDMs). For the baryogenesis, additional scalar bosons are favored to couple mainly with the top quark with CP…

High Energy Physics - Phenomenology · Physics 2025-04-11 Masashi Aiko , Motoi Endo , Shinya Kanemura , Yushi Mura

We investigate feasibility of efficient baryogenesis at the electroweak scale within the effective field theory framework based on a non-linear realisation of the electroweak gauge symmetry. In this framework the LHC Higgs boson is…

High Energy Physics - Phenomenology · Physics 2016-05-04 Archil Kobakhidze , Lei Wu , Jason Yue

We study electroweak baryogenesis driven by the top quark in two Higgs doublet model that allows flavor-changing neutral Higgs couplings. Taking Higgs sector couplings and the additional top Yukawa coupling $\rho_{tt}$ to be…

High Energy Physics - Phenomenology · Physics 2017-09-06 George W. -S. Hou

Nonstandard CP violation in the Higgs sector can play an essential role in electroweak baryogenesis. We calculate the full two-loop matching conditions of the standard model, with Higgs Yukawa couplings to light quarks modified to include…

High Energy Physics - Phenomenology · Physics 2019-02-20 Joachim Brod , Dimitrios Skodras

We quantitatively study the charge transport mechanism of electroweak baryogenesis in a realistic two-Higgs-doublet model, comparing the contributions from quarks and leptons reflecting from electroweak domain walls, and comparing the exact…

High Energy Physics - Phenomenology · Physics 2009-10-28 James M. Cline , Kimmo Kainulainen , Axel P. Vischer
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