English
Related papers

Related papers: Revisiting electroweak phase transition in the sta…

200 papers

We study the phase transition in gauge-Higgs unification at finite temperature. In particular, we obtain the strong first order electroweak phase transition for a simple matter content yielding the correct order of Higgs mass at zero…

High Energy Physics - Theory · Physics 2008-11-26 Nobuhito Maru , Kazunori Takenaga

We study models of strong first order `low' temperature electroweak phase transition. To achieve this we propose a class of Higgs effective potential models which preserve the known features of the present day massive phase. However, the…

High Energy Physics - Phenomenology · Physics 2012-05-07 Jeremiah Birrell , Johann Rafelski

We investigate the strongly first-order electroweak phase transition using an effective field theoretical approach. The standard effective field theory with finite number truncation of higher dimensional operators fails in the typical…

High Energy Physics - Phenomenology · Physics 2022-06-22 Shinya Kanemura , Ryo Nagai , Masanori Tanaka

We consider the Type-II seesaw model extended with another Higgs doublet, which is odd under the $Z_2$ symmetry. We look for the possibility of triggering the electroweak symmetry breaking via radiative effects. The Higgs mass parameter…

High Energy Physics - Phenomenology · Physics 2024-01-11 Shilpa Jangid , Hiroshi Okada

Recent results of four-dimensional (4d) lattice simulations on the finite temperature electroweak phase transition (EWPT) are discussed. The phase transition is of first order in the SU(2)-Higgs model below the end point Higgs mass…

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

We investigate the phase transition in the three-dimensional abelian Higgs model for N complex scalar fields, using the gauge-invariant average action \Gamma_{k}. The dependence of \Gamma_{k} on the effective infra-red cut-off k is…

Condensed Matter · Physics 2015-06-25 B. Bergerhoff , D. Litim , S. Lola , C. Wetterich

We perform a thorough scan of the parameter space of a general singlet scalar extension of the Standard Model to identify the regions which can lead to a strong first-order phase transition, as required by the electroweak baryogenesis…

High Energy Physics - Phenomenology · Physics 2023-12-13 E. Fernández-Martínez , J. López-Pavón , J. M. No , T. Ota , S. Rosauro-Alcaraz

We study the finite-temperature electroweak phase transition of the minimal standard model within the four-dimensional SU(2) gauge-Higgs model. Monte Carlo simulations are performed for intermediate values of the Higgs boson mass in the…

High Energy Physics - Lattice · Physics 2015-07-17 Yasumichi Aoki

We briefly review a recently proposed scheme for a gauge-invariant treatment of tadpole corrections in spontaneously broken gauge theories called Gauge-Invariant Vacuum expectation value Scheme (GIVS). The tadpole scheme matters in…

High Energy Physics - Phenomenology · Physics 2022-07-29 Stefan Dittmaier , Heidi Rzehak

We study the finite temperature electroweak phase transition with lattice perturbation theory and Monte Carlo techniques. Dimensional reduction is used to approximate the full four-dimensional SU(2) + a fundamental doublet Higgs theory by…

High Energy Physics - Phenomenology · Physics 2009-10-22 K. Kajantie , K. Rummukainen , M. Shaposhnikov

We present the calculation of complete next-to-leading order electroweak corrections to the Higgs boson production in $gg\to g H$ channel. We apply the method of differential equations combined with the selection of optimized master…

High Energy Physics - Phenomenology · Physics 2025-10-28 Long-Bin Chen , Hai Tao Li , Wen-Long Sang

Having so far only indirect evidence for the existence of Dark Matter a plethora of experiments aims at direct detection of Dark Matter through the scattering of Dark Matter particles off atomic nuclei. For the correct interpretation and…

High Energy Physics - Phenomenology · Physics 2020-12-30 Seraina Glaus , Margarete Mühlleitner , Jonas Müller , Shruti Patel , Tizian Römer , Rui Santos

We study radiative corrections to the decay rate of false vacua, paying particular attention to the renormalization-scale dependence of the decay rate. The decay rate exponentially depends on the bounce action. The bounce action itself is…

High Energy Physics - Phenomenology · Physics 2016-02-17 Motoi Endo , Takeo Moroi , Mihoko M. Nojiri , Yutaro Shoji

We formulate the electroweak chiral Lagrangian in its mass eigenstates, and study the its one-loop renormalization and provide its renormalization group equations to the same order, so as to complete it as the low energy effective theory of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Q. S. Yan , D. S. Du

The Georgi-Machacek model extends the standard model Higgs sector by adding two isospin triplet scalar fields and imposing global SU(2)$_R$ symmetry on them. A feature of the model is that the triplets can acquire a large vacuum expectation…

High Energy Physics - Phenomenology · Physics 2015-06-19 Cheng-Wei Chiang , Toshifumi Yamada

The LHC and other experiments show so far no sign of new physics and long-held beliefs about naturalness should be critically reexamined. We discuss therefore in this paper a model with a combined breaking of conformal and electroweak…

High Energy Physics - Phenomenology · Physics 2014-01-16 Martin Holthausen , Jisuke Kubo , Kher Sham Lim , Manfred Lindner

Probing the Higgs potential and new physics behind the electroweak symmetry breaking is one of the most important issues of particle physics. In particular, nature of electroweak phase transition is essential for understanding physics at…

High Energy Physics - Phenomenology · Physics 2016-07-21 Katsuya Hashino , Mitsuru Kakizaki , Shinya Kanemura , Toshinori Matsui

We present a lattice method to compute bubble nucleation rates at radiatively induced first order phase transitions, in high temperature, weakly coupled field theories, nonperturbatively. A generalization of Langer's approach, it makes no…

High Energy Physics - Phenomenology · Physics 2009-10-31 Guy D. Moore , Kari Rummukainen

We study the end-point of the Electroweak phase transition using the auxiliary mass method. The end point is $m_H\sim40$ (GeV) in the case $m_t=0$ (GeV) and strongly depends on the top quark mass. A first order phase transition disappears…

High Energy Physics - Phenomenology · Physics 2009-10-31 K. Ogure , J. Sato

We present a calculation of the decay rate of the electroweak vacuum, fully including all gravitational effects and a possible non-minimal Higgs-curvature coupling $\xi$, and using the three-loop Standard Model effective potential. Without…

High Energy Physics - Theory · Physics 2017-01-18 Arttu Rajantie , Stephen Stopyra