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The phenomenology associated with gauge-mediated supersymmetry breaking is presented. A renormalization group analysis of the minimal model is performed in which the constraints of radiative electroweak symmetry breaking are imposed. The…

High Energy Physics - Phenomenology · Physics 2009-10-28 Savas Dimopoulos , Scott Thomas , James D. Wells

We present results for the spectrum of a strongly interacting SU(3) gauge theory with $N_f = 8$ light fermions in the fundamental representation. Carrying out non-perturbative lattice calculations at the lightest masses and largest volumes…

I describe, from the bottom up, a sequence of natural effective field theories. Below a TeV we have the minimal standard model with a light Higgs, and an extra neutral scalar. In the 1-10 TeV region these scalars are part of a multiplet of…

High Energy Physics - Phenomenology · Physics 2017-08-23 Ann E. Nelson

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

We analyze some features of the role that extra dimensions, of radius $R$ in the TeV$^{-1}$ range, can play in the soft breaking of supersymmetry and the spontaneous breaking of electroweak symmetry. We use a minimal model where the gauge…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Delgado , A. Pomarol , M. Quiros

Beyond Standard Model theories describing the electro-weak sector must exhibit a large separation of scales (or "walking") to account for a light, 125 GeV Higgs boson and the fact that so far no other resonances have been observed. Large…

High Energy Physics - Phenomenology · Physics 2018-10-04 Oliver Witzel , Anna Hasenfratz , Claudio Rebbi

We describe a model for the scalar sector where all interactions occur either at an ultra-high scale L_U ~ 10^{16}-10^{19} GeV or at an intermediate scale L_I ~ 10^{9}-10^{11} GeV. The interaction of physics on these two scales results in…

High Energy Physics - Phenomenology · Physics 2009-01-07 David Atwood , Shaouly Bar-Shalom , Amarjit Soni

We study a classically scale-invariant model in which strong dynamics in a dark sector sets the scale of electroweak symmetry breaking. Our model is distinct from others of this type that have appeared in the recent literature. We show that…

High Energy Physics - Phenomenology · Physics 2015-11-24 Christopher D. Carone , Raymundo Ramos

We analyze the electroweak interactions in the framework of the Higgs effective field theory using the available Higgs and electroweak diboson production results from LHC run 2 as well as the electroweak precision data. Assuming…

High Energy Physics - Phenomenology · Physics 2021-12-23 Oscar J. P. Eboli , M. C. Gonzalez-Garcia , Matheus Martines

An SO(5)xU(1) gauge-Higgs unification model in the Randall-Sundrum warped space with top and bottom quarks is constructed. Additional fermions on the Planck brane make exotic particles heavy by effectively changing boundary conditions of…

High Energy Physics - Phenomenology · Physics 2014-11-18 Y. Hosotani , K. Oda , T. Ohnuma , Y. Sakamura

We perform a detailed study of an effective field theory which includes the Standard Model particle content extended by a pair of Weyl fermionic SU(2)-doublets with opposite hypercharges. A discrete symmetry guarantees that a linear…

High Energy Physics - Phenomenology · Physics 2016-11-29 Athanasios Dedes , Dimitrios Karamitros , Vassilis C. Spanos

We discuss a strongly-coupled extended Higgs sector with the 126 GeV Higgs boson, which is a low-energy effective theory of the supersymmetric SU(2)$_H$ gauge thoery that causes confinement. In this effective theory, we study the parameter…

High Energy Physics - Phenomenology · Physics 2015-06-12 Shinya Kanemura , Eibun Senaha , Tetsuo Shindou , Toshifumi Yamada

In this review we discuss theories of the electroweak symmetry breaking sector in which the $W$ and $Z$ interactions become strong at an energy scale not larger than a few TeV.

High Energy Physics - Phenomenology · Physics 2014-11-17 R. Sekhar Chivukula , Michael J. Dugan , Mitchell Golden , Elizabeth H. Simmons

We propose a model of a confining dark sector, dark technicolor, that communicates with the Standard Model through the Higgs portal. In this model electroweak symmetry breaking and dark matter share a common origin, and the electroweak…

High Energy Physics - Phenomenology · Physics 2014-05-19 Matti Heikinheimo , Antonio Racioppi , Martti Raidal , Christian Spethmann , Kimmo Tuominen

The effective renormalizable theory describing electromagnetic and strong interactions of quarks of five light flavors ($n_f = 5$ QCD$\times$QED) is considered as a low-energy limit of the full Standard Model. Two-loop relation between the…

High Energy Physics - Phenomenology · Physics 2018-12-31 A. V. Bednyakov

This paper is a direct extension of our paper: "The Standard Model on Non-Commutative Space-Time: Electroweak currents and Higgs sector", hep-ph/0502249, now with strong interactions included. Apart from the non-commutative corrections to…

High Energy Physics - Phenomenology · Physics 2009-01-07 B. Melic , K. Passek-Kumericki , J. Trampetic , P. Schupp , M. Wohlgenannt

Interaction of Higgs scalar (H) with weak gauge bosons (V=W,Z) is the {\it key} to understand electroweak symmetry breaking (EWSB) mechanism. New physics effects in the HVV interactions, as predicted by models of compositeness,…

High Energy Physics - Phenomenology · Physics 2010-04-05 Hong-Jian He , Yu-Ping Kuang , C. -P. Yuan , Bin Zhang

In the post-Higgs discovery era, the primary goal of the Large Hadron collider is to discover new physics Beyond the Standard Model. One fundamental question is does new beyond the Standard Model composite dynamics provides the origin of…

High Energy Physics - Lattice · Physics 2020-05-05 V. Drach

Due to the mass gap between the Standard Model and possible New Physics states, electroweak effective approaches are appropriate. Although a linear realization of the electroweak symmetry breaking with the Higgs forming a doublet together…

High Energy Physics - Phenomenology · Physics 2019-10-07 Ignasi Rosell , Claudius Krause , Antonio Pich , Juan José Sanz-Cillero

We propose a new dynamics of the electroweak symmetry breaking in a classically scale invariant version of the standard model. The scale invariance is broken by the condensations of additional fermions under a strong coupling dynamics. The…

High Energy Physics - Phenomenology · Physics 2016-03-23 Naoyuki Haba , Hiroyuki Ishida , Noriaki Kitazawa , Yuya Yamaguchi
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