English
Related papers

Related papers: Strong Coupling Electroweak Symmetry Breaking

200 papers

Considering the one-loop calculation of the oblique S and T parameters, we have presented a study of the viability of strongly-coupled scenarios of electroweak symmetry breaking with a light Higgs-like boson. The calculation has been done…

High Energy Physics - Phenomenology · Physics 2015-06-16 Antonio Pich , Ignasi Rosell , Juan Jose Sanz-Cillero

The dynamical origin of electroweak symmetry breaking is an open question with many possible theoretical explanations. Strongly coupled systems predicting the Higgs boson as a bound state of a new gauge-fermion interaction form one class of…

High Energy Physics - Lattice · Physics 2015-10-16 A. Hasenfratz , R. C. Brower , C. Rebbi , E. Weinberg , O. Witzel

We analyse descriptions of electroweak symmetry breaking in terms of ultralocal antisymmetric tensor fields and gauge-singlet geometric variables, respectively; in particular, the Weinberg--Salam model and, ultimately, dynamical electroweak…

High Energy Physics - Theory · Physics 2014-11-18 Dennis D. Dietrich

The last years have seen a great development in our understanding of particle physics at the weak scale. Precision electroweak observables have played a key role in this process and their values are consistent, within the Standard Model…

High Energy Physics - Phenomenology · Physics 2008-11-26 Debajyoti Choudhury , Tim M. P. Tait , C. E. M. Wagner

The non-observation of new particles at the LHC suggests the existence of a mass gap above the electroweak scale. This situation is adequately described through a general electroweak effective theory with the established fields and Standard…

High Energy Physics - Phenomenology · Physics 2016-04-06 Antonio Pich , Ignasi Rosell , Joaquin Santos , Juan Jose Sanz-Cillero

In this review, we discuss methods of parsing direct and indirect information from collider experiments regarding the Higgs boson and describe simple ways in which experimental likelihoods can be consistently reconstructed and interfaced…

High Energy Physics - Phenomenology · Physics 2013-03-20 Aleksandr Azatov , Jamison Galloway

This note summarizes many detailed physics studies done by the ATLAS and CMS Collaborations for the LHC, concentrating on processes involving the production of high mass states. These studies show that the LHC should be able to elucidate…

High Energy Physics - Phenomenology · Physics 2012-08-27 The ATLAS Collaboration , the CMS Collaboration , J. G. Branson , D. Denegri , I. Hinchliffe , F. Gianotti , F. E. Paige , P. Sphicas

There is strong evidence that new physical degrees of freedom and new phenomena exist and may be revealed in future collider experiments. The best hints of what this new physics might be are provided by electroweak symmetry breaking. I…

High Energy Physics - Phenomenology · Physics 2009-11-07 Bogdan A. Dobrescu

Collider measurements on electroweak physics are summarised. Although the precision on some observables is very high, no deviation from the Standard Model of electroweak interactions is observed. The data allow to set stringent limits on…

High Energy Physics - Experiment · Physics 2008-11-26 Klaus Moenig

We review the connection between $m_t$ and the $Zb\bar b$ vertex in ETC models and discuss the resulting experimental constraint on models with weak-singlet ETC bosons. We mention several recent efforts to bring ETC models into agreement…

High Energy Physics - Phenomenology · Physics 2019-08-15 E. H. Simmons , R. S. Chivukula , J. Terning

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

The recently reported observation of a new particle with mass about 125 GeV and couplings generally resembling those of the Standard Model Higgs boson provides a potential probe of the physics of electroweak symmetry breaking. Although the…

High Energy Physics - Phenomenology · Physics 2012-07-17 Andrew G. Cohen , Martin Schmaltz

Topcolor--assisted technicolor provides a dynamical explanation for electroweak and flavor symmetry breaking and for the large mass of the top quark without unnatural fine tuning. A major challenge is to generate the observed mixing between…

High Energy Physics - Phenomenology · Physics 2016-08-24 Kenneth Lane

After a brief comment on the role of top quark in models of electroweak symmetry breaking (EWSB), I shall discuss what we know about top quark interaction and how to improve that knowledge. Since bottom quark is the weak isospin partner of…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. -P. Yuan

We propose a new class of four-dimensional theories for natural electroweak symmetry breaking, relying neither on supersymmetry nor on strong dynamics at the TeV scale. The new TeV physics is perturbative, and radiative corrections to the…

High Energy Physics - Phenomenology · Physics 2009-09-11 Nima Arkani-Hamed , Andrew G. Cohen , Howard Georgi

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

It has long been recognized that the scattering of electroweak particles at very high energies is dominated by vector boson fusion, which probes the origin of electroweak symmetry breaking and offers a unique window into the ultraviolet…

High Energy Physics - Phenomenology · Physics 2024-11-07 Tao Han , Da Liu , Ian Low , Xing Wang

Strongly-coupled gauge theories are an important ingredient in the construction of many extensions of the standard model, particularly for models of electroweak symmetry breaking in which the Higgs boson is a composite object. There is a…

High Energy Physics - Lattice · Physics 2012-05-22 Ethan T. Neil

In models of dynamical electroweak symmetry breaking which sensitively involve the third generation, such as top quark condensation, the effects of the new dynamics can show up experimentally in Z->b\bar{b}. We compare the sensitivity of…

High Energy Physics - Phenomenology · Physics 2011-07-18 Christopher T. Hill , Xinmin Zhang