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Related papers: A strongly first order electroweak phase transitio…

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The motivations for studying dynamical scenarios of electroweak and flavor symmetry breaking are reviewed and the latest ideas, especially topcolor-assisted technicolor, are summarized. Technicolor's observable low-energy signatures are…

High Energy Physics - Phenomenology · Physics 2009-10-31 Kenneth Lane

We study the possible experimental signatures resulting from a strongly-interacting electroweak sector at $e^-e^-$ colliders, emphasizing the signal enhancement by high beam polarization. We also discuss the unique role for operating the…

High Energy Physics - Phenomenology · Physics 2011-04-15 Tao Han

We explore the capabilities of a future proton collider to probe the nature of the electro-weak phase transition, following the hypothetical discovery of a new scalar particle. We focus on the real singlet scalar field extension of the…

High Energy Physics - Phenomenology · Physics 2022-03-03 Andreas Papaefstathiou , Graham White

We argue that the creation of a baryon asymmetry in the early universe is an intriguing case where several aspects of ``Beyond'' physics are needed. We then concentrate on baryogenesis in a strong first-order phase transition and discuss…

High Energy Physics - Phenomenology · Physics 2014-11-17 Michael G. Schmidt

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

The electroweak phase transition can be made first order by extending the Standard Model (SM) Higgs sector with extra scalars. The same new physics can explain the matter-antimatter asymmetry of the universe by supplying an extra source of…

High Energy Physics - Phenomenology · Physics 2021-05-12 Wei Su , Anthony G. Williams , Mengchao Zhang

First order phase transitions could play a major role in the early universe, providing important phenomenological consequences, such as the production of gravitational waves and the generation of baryon asymmetry. An important aspect that…

High Energy Physics - Phenomenology · Physics 2022-05-25 Stefania De Curtis , Luigi Delle Rose , Andrea Guiggiani , Ángel Gil Muyor , Giuliano Panico

In the $U(1)_X$ extension of the minimal supersymmetric standard model, there are three Higgs singlets and the corresponding trilinear terms in the Higgs effective potential. These new terms can allow a strongly first order electroweak…

High Energy Physics - Phenomenology · Physics 2023-10-10 Shu-Min Zhao , Jian-Fei Zhang , Xi Wang , Xing-Xing Dong , Tai-Fu Feng

We model the disassembly of an excited nuclear system formed as a result of a heavy ion collision. We find that, as the beam energy in central collisions in varied, the dissociating system crosses a liquid-gas coexistence curve, resulting…

Nuclear Theory · Physics 2009-10-30 J. Pan , S. Das Gupta , M. Grant

The nature of electroweak (EW) phase transition (PT) is of great importance. It may give a clue to the origin of baryon asymmetry if EWPT is strong first order. Although it is second order within the standard model (SM), a great many…

High Energy Physics - Phenomenology · Physics 2018-04-04 Zhaofeng Kang , P. Ko , Toshinori Matsui

This is the first of two reports cataloging the principal signatures of electroweak and flavor dynamics at $\pbarp$ and $pp$ colliders. Here, we discuss some of the signatures of dynamical elecroweak and flavor symmetry breaking. The…

High Energy Physics - Phenomenology · Physics 2008-11-26 Estia Eichten , Kenneth Lane

The phenomenology of the electroweak symmetry breaking sector is expected to involve resonances decaying preferentially into heavy fermions. Three recent CDF analyses are reviewed and used to constrain Higgs and Technicolor models.

High Energy Physics - Experiment · Physics 2007-05-23 Jorge F. de Troconiz

In the standard scenario, the electroweak phase transition is a first order phase transition which completes by the nucleation of critical bubbles. Recently, there has been speculation that the standard picture of the electroweak phase…

High Energy Physics - Phenomenology · Physics 2007-05-23 Greg W. Anderson

A fifth force, of technicolor type, responsible for breaking the electroweak theory is an intriguing extension of the Standard Model. Recently new theories have been shown to feature walking dynamics for a very low number of techniflavors…

High Energy Physics - Phenomenology · Physics 2007-05-23 Sven Bjarke Gudnason , Chris Kouvaris , Francesco Sannino

Recent progress in the theory of the electroweak phase transition is discussed. For the Higgs boson mass smaller than the masses of W and Z bosons, the phase transition is of the first order. However, its strength is approximately 2/3 times…

High Energy Physics - Phenomenology · Physics 2007-05-23 Andrei Linde

We show that it is possible to construct explicit models of electroweak symmetry breaking in which the number of techniflavors needed to enter the conformal phase of the theory is small and weakly dependent on the number of technicolors.…

High Energy Physics - Phenomenology · Physics 2010-04-06 Francesco Sannino , Kimmo Tuominen

We study the electroweak phase transition in the alignment limit of the CP-conserving two-Higgs-doublet model (2HDM) of Type I and Type II. The effective potential is evaluated at one-loop, where the thermal potential includes Daisy…

High Energy Physics - Phenomenology · Physics 2018-07-04 Jérémy Bernon , Ligong Bian , Yun Jiang

We consider a model of strong dynamics able to account for the origin of the electroweak symmetry breaking and heavy quark masses. The model is based on a technicolor sector, augmented with topcolor and top-seesaw mechanism to assist in the…

High Energy Physics - Phenomenology · Physics 2012-10-26 Hidenori S. Fukano , Kimmo Tuominen

The future space-borne gravitational wave (GW) detectors would provide a promising probe for the new physics beyond the standard model that admits the first-order phase transitions. The predictions for the GW background vary sensitively…

High Energy Physics - Phenomenology · Physics 2025-03-07 Rong-Gen Cai , Katsuya Hashino , Shao-Jiang Wang , Jiang-Hao Yu

We show that a first-order phase transition can take place in a metal in a strong magnetic field if an electron Landau level approaches the Fermi energy of the metal. This transition is due to the electron-phonon interaction and is…

Materials Science · Physics 2015-02-20 G. P. Mikitik , Yu. V. Sharlai