English
Related papers

Related papers: Electroweak and Flavor Dynamics at Hadron Collider…

200 papers

One unexpected recent result from heavy-ion collisions is the large suppression and elliptic flow of electrons from heavy flavor decay. Further measurements of properties of electrons from heavy flavor decay are crucial to understanding the…

Nuclear Experiment · Physics 2019-08-13 Anne Sickles

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

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

We discuss the phenomenology of models of dynamical electroweak symmetry breaking which attempt to generate the observed fermion mass spectrum. After briefly describing the variety of and constraints on proposed models, we concentrate on…

High Energy Physics - Phenomenology · Physics 2016-09-01 R. Sekhar Chivukula , Rogerio Rosenfeld , Elizabeth H. Simmons , John Terning

We discuss the electroweak gauge symmetry breaking triggered by a new strong attractive interaction to condensate fermion-antifermion, and topcolor is a prototype. To deal with the fermion pairing, a general method based on the…

High Energy Physics - Phenomenology · Physics 2011-01-13 V. H. Nguyen , X. Y. Pham

The breaking of the electroweak symmetry, and origin of the associated ``weak scale,'' may be due to a new strong interaction. Theoretical developments over the past decade have led to viable models and mechanisms that are consistent with…

High Energy Physics - Phenomenology · Physics 2014-11-17 Christopher T. Hill , Elizabeth H. Simmons

We construct a complete, realistic, and natural UV completion of minimal conformal technicolor that explains the origin of quark and lepton masses and mixing angles. As in "bosonic technicolor", we embed conformal technicolor in a…

High Energy Physics - Phenomenology · Physics 2015-05-20 Jared A. Evans , Jamison Galloway , Markus A. Luty , Ruggero Altair Tacchi

Experiment shows that the top quark is far heavier than the other elementary fermions. This finding has stimulated research on theories of electroweak and flavor symmetry breaking that include physics beyond the standard model. Efforts to…

High Energy Physics - Phenomenology · Physics 2009-10-30 E. H. Simmons

New strong dynamics at the energy scale ~ 1 TeV is an attractive and elegant theoretical ansatz for the origin of electroweak symmetry breaking. We review here the theoretical models for strong dynamics, particularly, technicolor theories…

High Energy Physics - Phenomenology · Physics 2009-10-31 Pushpalatha Bhat , Estia Eichten

If the electroweak symmetry is broken by some unspecified strong dynamics, composite fermions may exist with definite transformation properties under SU(2)_L x SU(2)_R/SU(2)_{L+R} and may play a role in giving masses by mixing to all the…

High Energy Physics - Phenomenology · Physics 2010-02-22 Riccardo Barbieri , Gino Isidori , Duccio Pappadopulo

I briefly review the basic challenges and virtues of models breaking the electroweak symmetry dynamically. I will then introduce the (ultra) minimal walking technicolor models whose construction has been made possible thanks to recent…

High Energy Physics - Phenomenology · Physics 2014-11-18 Francesco Sannino

These two lectures on technicolor and extended technicolor (ETC) were presented at l'Ecole de GIF at LAPP, Annecy-le-Vieux, France, in September 2001. In Lecture I, the motivation and structure of this theory of dynamical breaking of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Kenneth Lane

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

Dynamical breaking of the electroweak theory, i.e. technicolor, is an intriguing extension of the Standard Model. Recently new models have been proposed featuring walking dynamics for a very low number of techniflavors. These technicolor…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. Sannino

Heavy quarks are a valuable probe of the hot, dense medium created in a heavy ion collision, and are an important test of proposed mechanisms of energy loss. It was discovered that single non-photonic electrons are suppressed at a similar…

Nuclear Experiment · Physics 2019-08-13 Tatia Engelmore

We discuss the phenomenology of a class of supersymmetric models in which some of the quark and lepton superfields are an integral part of a dynamical supersymmetry breaking sector. The corresponding squarks and sleptons are much heavier…

High Energy Physics - Phenomenology · Physics 2009-10-30 Sandro Ambrosanio , Ann E. Nelson

We briefly review the recent developments of probing the electroweak symmetry breaking mechanism at high energy colliders such as the CERN LEP2, the Fermilab Tevatron, the CERN LHC and the e(+)e(-) linear colliders. Both weakly interacting…

High Energy Physics - Phenomenology · Physics 2007-05-23 Yu-Ping Kuang

Technicolor and other theories of dynamical electroweak symmetry breaking invoke chiral symmetry breaking triggered by strong gauge-dynamics, analogous to that found in QCD, to explain the observed W, Z, and fermion masses. In this talk we…

High Energy Physics - Lattice · Physics 2011-05-18 R. Sekhar Chivukula , Elizabeth H. Simmons

We construct models in which electroweak symmetry is spontaneously broken by supersymmetric strong dynamics at the TeV scale. The order parameter is a composite of scalars, and the longitudinal components of the W and Z are strongly-coupled…

High Energy Physics - Phenomenology · Physics 2019-08-17 Markus A. Luty , John Terning , Aaron K. Grant

In this note I provide a brief description of models of dynamical electroweak symmetry breaking, including walking technicolor, top-color assisted technicolor, the top-quark seesaw model, and little higgs theories.

High Energy Physics - Phenomenology · Physics 2007-05-23 R. Sekhar Chivukula

With the full Tevatron data set collected and being analyzed, many new results have been recently released. This includes heavy flavor physics studies such as CP violation parameter measurements with B^{+/-} -> J/\psi K^{+/-} and B^{+/-} ->…

High Energy Physics - Experiment · Physics 2019-08-16 J. L. Holzbauer