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Related papers: A Critical Look at the Electroweak Phase Transitio…

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We revisit the electroweak phase transition in the standard model with a real scalar, utilizing several calculation methods to investigate scheme dependences. We quantify the numerical impacts of Nambu-Goldstone resummation, required in one…

High Energy Physics - Phenomenology · Physics 2018-12-19 Cheng-Wei Chiang , Yen-Ting Li , 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

I review the status of non-perturbative investigations of the finite temperature electroweak phase transition by means of lattice simulations.

High Energy Physics - Lattice · Physics 2009-10-28 Karl Jansen

We perform a nonperturbative study of the electroweak phase transition (EWPT) in the two Higgs doublet model (2HDM) by deriving a dimensionally reduced high-temperature effective theory for the model, and matching to known results for the…

High Energy Physics - Phenomenology · Physics 2018-11-21 Jens O. Andersen , Tyler Gorda , Andreas Helset , Lauri Niemi , Tuomas V. I. Tenkanen , Anders Tranberg , Aleksi Vuorinen , David J. Weir

In this work, we have investigated the nature of the electroweak phase transition in the U(1) extended minimal supersymmetric standard model without introducing any exotic fields. The effective potential has been estimated exactly at finite…

High Energy Physics - Phenomenology · Physics 2011-03-23 Amine Ahriche , Salah Nasri

We investigate an extension of the Standard Model (SM) with two candidates for dark matter (DM). One of them is a real scalar field and the other is an Abelian gauge field. Except for these two, there is another beyond SM field which has…

High Energy Physics - Phenomenology · Physics 2022-04-04 Ahmad Mohamadnejad

We show that models of dynamical electroweak symmetry breaking can possess an extremely rich finite temperature phase diagram. We suggest that early-universe extra electroweak phase transitions can appear in these models.

High Energy Physics - Phenomenology · Physics 2014-11-18 Matti Jarvinen , Thomas A. Ryttov , Francesco Sannino

It is well known that the electroweak phase transition (EWPhT) in extensions of the Standard Model with one real scalar singlet can be first-order for realistic values of the Higgs mass. We revisit this scenario with the most general…

High Energy Physics - Phenomenology · Physics 2015-05-28 Jose R. Espinosa , Thomas Konstandin , Francesco Riva

We study the thermodynamics of the electroweak theory at a finite lepton number density. The phase diagram of the theory is calculated by relating the full 4-dimensional theory to a 3-dimensional effective theory which has been previously…

High Energy Physics - Phenomenology · Physics 2009-11-10 A. Gynther

We discuss the question if the upcoming generation of collider and low-energy experiments can successfully probe the nature of the electroweak phase transition. In particular, we are interested in phase transitions strong enough for…

High Energy Physics - Phenomenology · Physics 2009-11-18 A. Ashoorioon , T. Konstandin

We compute the three-dimensional effective action for the minimal supersymmetric standard model, which describes the light modes of the theory near the finite-temperature electroweak phase transition, keeping the one-loop corrections from…

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

We derive the one-loop effective 3-dimensional Lagrangian that describes the high-temperature limit of the electroweak theory, to order $\mathcal{O}(g^6)$ in coupling constants $g$, including corrections due to Matsubara modes of both…

High Energy Physics - Phenomenology · Physics 2026-04-27 Mikael Chala , Guilherme Guedes

We calculate the critical temperature $(T_c$) of the electroweak phase transition in the minimal standard model considering simultaneously temperature ($T$) and fermion chemical potential ($\mu_f$) effects over the effective potential. The…

High Energy Physics - Phenomenology · Physics 2007-05-23 Carlos Quimbay , John Morales , Rafael Hurtado

Summary of electroweak Standard Model, including aspects of gauge summetry, symmetry breaking, and quantum radiative corrections. Implications of precise electroweak measurements for Standard Model and hypothetical non-Standard states and…

High Energy Physics - Phenomenology · Physics 2008-02-03 Dallas C. Kennedy

The electroweak phase transition is investigated near to its endpoint in the framework of an effective three-dimensional model. We measure the very weak interface tension with the tunneling correlation length method. First results for the…

High Energy Physics - Lattice · Physics 2009-10-30 M. Gürtler , E. -M. Ilgenfritz , A. Schiller , C. Strecha

We investigate the effects of a large-scale background hypermagnetic field on the electroweak phase transition. We propose a model in which an effective weak angle varies during the electroweak phase transition and upon its use we show…

High Energy Physics - Phenomenology · Physics 2022-05-31 H. Abedi , M. Ahmadvand , S. S. Gousheh

The effective potential is a widely used phenomenological tool to investigate phase transitions occurring in the early Universe at finite temperature. In the standard perturbative treatment the potential becomes complex in some region of…

High Energy Physics - Phenomenology · Physics 2023-11-10 Károly Seller

We summarize basic features associated to dynamical breaking of the electroweak symmetry. The knowledge of the phase diagram of strongly coupled theories as function of the number of colors, flavors and matter representation plays a…

High Energy Physics - Phenomenology · Physics 2012-11-27 Francesco Sannino

We analyse and compare the finite-temperature electroweak phase transition properties of classically (non)conformal extensions of the Standard Model. In the classically conformal scenarios the breaking of the electroweak symmetry is…

High Energy Physics - Phenomenology · Physics 2020-03-11 Francesco Sannino , Jussi Virkajärvi

We study on the lattice the 3d SU(2)+Higgs model, which is an effective theory of a large class of 4d high temperature gauge theories. Using the exact constant physics curve, continuum ($V\to\infty, a\to 0$) results for the properties of…

High Energy Physics - Lattice · Physics 2009-10-28 K. Kajantie , M. Laine , K. Rummukainen , M. Shaposhnikov