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Related papers: Opening the Window for Technicolor

200 papers

We have reached a new era of particle physics in which the properties of the Higgs boson, in particular its mass, turned into precision observables. Therefore, it is necessary to have accurate predictions of these properties in models for…

High Energy Physics - Phenomenology · Physics 2018-11-21 Florian Staub

Technicolor represents a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches for technicolor particles rho_T and pi_T have been performed in the data collected by the DELPHI experiment at LEP at…

High Energy Physics - Experiment · Physics 2009-01-07 The DELPHI Collaboration , J. Abdallah

Composite Higgs models are only now starting to be probed at the Large Hadron Collider by Higgs searches. We point out that new resonances, abundant in these models, can mediate new production mechanisms for the composite Higgs. The new…

High Energy Physics - Phenomenology · Physics 2015-06-05 Adrian Carmona , Mikael Chala , Jose Santiago

The trilinear self-coupling of the Higgs boson, in a theory in which this boson is composite, is compared to the experimental bound of this quantity obtained by the CMS experiment. In the case of a model where technicolor (TC) is coupled to…

High Energy Physics - Phenomenology · Physics 2022-03-23 A. Doff , A. A. Natale

The publicly available spectrum generators for the NMSSM often lead to different predictions for the mass of the standard model-like Higgs boson even if using the same renormalization scheme and two-loop accuracy. Depending on the parameter…

High Energy Physics - Phenomenology · Physics 2016-03-15 Florian Staub , Peter Athron , Ulrich Ellwanger , Ramona Grober , Margarete Muhlleitner , Pietro Slavich , Alexander Voigt

The Higgs mechanism well describes the electroweak symmetry breaking in nature. We consider a possibility that the microscopic origin of the Higgs field is UV physics of QCD. We construct a UV complete model of a higher dimensional…

High Energy Physics - Phenomenology · Physics 2015-06-12 Ryuichiro Kitano , Yuichiro Nakai

Recent developments in the public code $\texttt{FeynHiggs}$ for the prediction of the Standard Model-like Higgs mass in the Minimal Supersymmetric Standard Model are presented. Improvements in the prediction based on an effective-field…

High Energy Physics - Phenomenology · Physics 2022-04-28 Sebastian Paßehr

The Substandard theory deals with the standard model of leptons, electro-weak gauge bosons and Higgs, excluding the chromodynamics of quarks. The theory gives a geometric and algebraic interpretation of its U(2) symmetry based on the…

High Energy Physics - Theory · Physics 2007-05-23 E. L. Schucking

Within the framework of the Minimal Supersymmetric Standard Model (MSSM) the Higgs masses and LEP II production cross sections are calculated for a wide range of the parameter space. In addition, the parameter space restricted by…

High Energy Physics - Phenomenology · Physics 2009-10-28 A. V. Gladyshev , D. I. Kazakov , W. de Boer , G. Burkart , R. Ehret

LHC searches for the standard model Higgs Boson in di-photon or di-tau decay modes place strong constraints on the light top-pion state predicted in technicolor models that include colored technifermions. Compared with the standard Higgs…

High Energy Physics - Phenomenology · Physics 2016-11-25 R. Sekhar Chivukula , Pawin Ittisamai , Jing Ren , Elizabeth H. Simmons

We will present an extension of the standard model of particle physics in its almost-commutative formulation. This extension is guided by the minimal approach to almost-commutative geometries employed in [13], although the model presented…

High Energy Physics - Theory · Physics 2008-11-26 Christoph A. Stephan

To obtain the most accurate predictions for the Higgs masses in the minimal supersymmetric model (MSSM), one should compute the full set of one-loop radiative corrections, resum the large logarithms to all orders, and add the dominant…

High Energy Physics - Phenomenology · Physics 2007-05-23 Howard E. Haber , Ralf Hempfling , Andre H. Hoang

We present twin Higgs models based on the extension of the Standard Model to left-right symmetry that protect the weak scale against radiative corrections up to scales of order 5 TeV. In the ultra-violet the Higgs sector of these theories…

High Energy Physics - Phenomenology · Physics 2009-11-11 Z. Chacko , Hock-Seng Goh , Roni Harnik

The presence of weak-scale colored top partners is among the simplest solutions to the Higgs hierarchy problem and allows for a natural electroweak scale. We examine the constraints on generic colored top partners coming solely from their…

High Energy Physics - Phenomenology · Physics 2017-10-25 Rouven Essig , Patrick Meade , Harikrishnan Ramani , Yi-Ming Zhong

In this conference report a summary is given on the theoretical work that has contributed to provide accurate theoretical predictions for testing the standard model in present and future experiments. Precision calculations for the vector…

High Energy Physics - Phenomenology · Physics 2007-05-23 W. Hollik

The existence of mirror fermions interacting strongly under a new gauge group and having masses near the electroweak scale has been recently proposed as a viable alternative to the standard-model Higgs mechanism. The main purpose of this…

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

We present bounds on the Higgs mass in the Standard Model and in the Minimal Supersymmetric Standard Model using the effective potential with next-to-leading logarithms resummed by the renormalization group equations, and physical (pole)…

High Energy Physics - Phenomenology · Physics 2007-05-23 Mariano Quirós

With the Higgs search program already quite mature, there is the exciting possibility of discovering a new particle with rates near that of the SM Higgs. We consider models with a signal in $\gamma \gamma$ below the SM Higgs mass, taking…

High Energy Physics - Phenomenology · Physics 2018-08-29 Patrick J. Fox , Neal Weiner

Higher-order results for electroweak precision observables in the Standard Model are analyzed in view of the experimental accuracies achievable at the present and the next generation of colliders, and the indirect prediction of the…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Heinemeyer , G. Weiglein

We show that the Higgs mass about 125 GeV is easily realized in supersymmetric model with extra matters, simultaneously explaining the anomaly in the muon anomalous magnetic moment and the dark matter density.

High Energy Physics - Phenomenology · Physics 2015-06-03 Takeo Moroi , Ryosuke Sato , Tsutomu T. Yanagida