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Related papers: Strongly-Interacting Electroweak Sector --Model In…

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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

In these lectures, I review the status of the electroweak sector of the Standard Model, with an emphasis on the importance of radiative corrections and searches for the Standard Model Higgs boson. A discussion of the special role of the TeV…

High Energy Physics - Phenomenology · Physics 2009-04-24 S. Dawson

Accepting that there is a mass gap above the electroweak scale, the Electroweak Effective Theory (EWET) is an appropriate tool to describe this situation. Since the EWET couplings contain information on the unknown high-energy dynamics, we…

High Energy Physics - Phenomenology · Physics 2017-04-05 Ignasi Rosell , Antonio Pich , Joaquin Santos , Juan Jose Sanz-Cillero

Within an AdS/CFT inspired model of electroweak symmetry breaking the effects of various boundary terms and modifications to the background are studied. The effect on the S precision parameter is discussed with particular attention to its…

High Energy Physics - Phenomenology · Physics 2015-03-19 Mark Round

We compute the complete one-loop finite temperature effective potential for electroweak symmetry breaking in the Standard Model with a Higgs potential supplemented by higher dimensional operators as generated for instance in composite Higgs…

High Energy Physics - Phenomenology · Physics 2008-11-26 C. Delaunay , C. Grojean , J. D. Wells

We perform a preliminary study of the deviations from the Standard Model prediction for the cross section for the process $e \gamma \rightarrow \nu_e W \gamma$. We work in the context of a higgsless chiral lagrangian model that includes an…

High Energy Physics - Phenomenology · Physics 2013-11-13 Rogerio Rosenfeld

In supersymmetric theories with a strong conformal sector, soft supersymmetry breaking naturally gives rise to confinement and chiral symmetry breaking in the strong sector at the TeV scale. We construct and analyze models where such a…

High Energy Physics - Phenomenology · Physics 2013-05-30 Aleksandr Azatov , Jamison Galloway , Markus A. Luty

We consider a hidden sector with a vectorlike confining gauge theory like QCD with $N_{h,c}$ colors and $N_{h,f}$ light quarks ${\cal Q}_h$ in the hidden sector. Then a scale $\Lambda_H$ would be generated by dimensional transmutation, and…

High Energy Physics - Phenomenology · Physics 2011-01-17 Taeil Hur , Dong-Won Jung , P. Ko , Jae Yong Lee

We revisit the global fit to electroweak precision observables in the Standard Model and present model-independent bounds on several general new physics scenarios. We present a projection of the fit based on the expected experimental…

High Energy Physics - Phenomenology · Physics 2017-02-28 Jorge de Blas , Marco Ciuchini , Enrico Franco , Satoshi Mishima , Maurizio Pierini , Laura Reina , Luca Silvestrini

We discuss how to experimentally study the symmetry breaking sector by observing $W_L W_L \rightarrow W_L W_L$ interactions in the TeV region. We discuss some general features of the event structure in the signal and background events.…

High Energy Physics - Phenomenology · Physics 2016-11-03 C. -P. Yuan

We propose a group theoretic condition which may be applied to extensions of the Standard Model in order to locate regions of parameter space in which the electroweak phase transition is strongly first order, such that electroweak…

High Energy Physics - Phenomenology · Physics 2014-06-02 Vernon Barger , Daniel J. H. Chung , Andrew J. Long , Lian-Tao Wang

The method of coset-space dimensional reduction is employed in order to proceed from a gauged E_8 * E_8' unified theory defined in 10 dimensions to 4 dimensions. The resulting theory comprises the Standard Model along with a…

High Energy Physics - Phenomenology · Physics 2009-10-31 George Triantaphyllou , George Zoupanos

This talk provides a limited review of SUSY scenarios with the focus on the way electroweak symmetry breaking is achieved and understood under different assumptions. Various aspects of naturalness and their implications are discussed and…

High Energy Physics - Phenomenology · Physics 2017-12-14 Radovan Dermisek

The measurements of electroweak sector of the Standard Model are presented, including most recent results from LEP, Tevatron and HERA colliders. The robustness of the Standard Model is illustrated with the precision measurements, the…

High Energy Physics - Experiment · Physics 2009-11-11 Cristinel Diaconu

We classify the sensitivities of the future high energy hadron and electron colliders, such as the LHC and the future Linear Colliders, to probing all the next-to-leading order (NLO) bosonic operators for studying the electroweak symmetry…

High Energy Physics - Phenomenology · Physics 2009-10-30 H. -J. He , Y. -P. Kuang , C. -P. Yuan

We review our recent global analysis for probing the electroweak symmetry breaking (EWSB) mechanism by the universal effective Lagrangian description. After summarizing and commenting upon the current bounds for the EWSB parameters, we…

High Energy Physics - Phenomenology · Physics 2007-05-23 H. -J. He , Y. -P. Kuang , C. -P. Yuan

We discuss the prospects for detecting at a muon collider the massive new vector resonances V and light pseudo-Nambu-Goldstone bosons P of a typical strongly interacting electroweak sector (as represented by the BESS model). Expected…

High Energy Physics - Phenomenology · Physics 2009-10-31 R. Casalbuoni , S. De Curtis , D. Dominici , A. Deandrea , R. Gatto , J. F. Gunion

We consider phenomenological implications of a model recently proposed for the electroweak interactions based on a SU(2)_L confining theory. We concentrate on the production of excited states of the electroweak bosons at future colliders…

High Energy Physics - Phenomenology · Physics 2009-11-07 Xavier Calmet , Harald Fritzsch

In this talk, I shall address two key issues related to electroweak symmetry breaking. First, how fine-tuned different models are that trigger this phenomenon? Second, even if a light Higgs boson exists, does it have to be necessarily…

High Energy Physics - Phenomenology · Physics 2015-06-03 Gautam Bhattacharyya