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Related papers: Technicolor in the LHC Era

200 papers

A search for a Higgs boson decay $H\to\gamma^*\gamma\to\ell\ell\gamma$ is presented. The analysis is performed using proton-proton collision data recorded by the CMS detector at the CERN LHC at a centre-of-mass energy of 8 TeV,…

High Energy Physics - Experiment · Physics 2016-01-06 Andrey Pozdnyakov

The search for the Higgs boson is entering a decisive phase. The Large Hadron Collider experiments have collected more than 1 fb$^{-1}$ of data and are now capable of efficiently probing the high Higgs mass region, $m_H > 140$ GeV. The low…

High Energy Physics - Phenomenology · Physics 2013-05-29 Marcela Carena , Patrick Draper , Tao Liu , Carlos Wagner

A search is conducted for a new beyond-the-Standard-Model boson using events where a Higgs boson with mass 125 GeV decays to four leptons ($\ell =$ $e$ or $\mu$). This decay is presumed to occur via an intermediate state which contains one…

High Energy Physics - Experiment · Physics 2018-07-25 ATLAS Collaboration

We compute an effective action for a composite Higgs boson formed by new fermions belonging to a general technicolor non-Abelian gauge theory, using a quite general expression for the fermionic self-energy that depends on a certain…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Doff , A. A. Natale , P. S. Rodrigues da Silva

We consider scenarios in which the 125 GeV resonance observed at the Large Hadron Collider is a Technicolor (TC) isosinglet scalar, the TC Higgs. By comparison with quantum chromodynamics, we argue that the couplings of the TC Higgs to the…

High Energy Physics - Phenomenology · Physics 2015-06-17 Alexander Belyaev , Matthew S. Brown , Roshan Foadi , Mads T. Frandsen

Despite direct searches at the LHC excluding tripletlike Higgs bosons up to several hundred GeV over much of the type-II seesaw model parameter space, parts of it -- most notably those featuring ``cascade decays'' of the charged Higgs…

High Energy Physics - Phenomenology · Physics 2026-03-20 Saiyad Ashanujjaman , P. S. Bhupal Dev , Jihong Huang , Shun Zhou

We analyze the phenomenology of the top-pion and top-Higgs states in models with strong top dynamics, and translate the present LHC searches for the Standard Model Higgs into bounds on these scalar states. We explore the possibility that…

High Energy Physics - Phenomenology · Physics 2016-11-26 R. Sekhar Chivukula , Baradhwaj Coleppa , Pawin Ittisamai , Heather E. Logan , Adam Martin , Jing Ren , Elizabeth H. Simmons

The top-seesaw assisted technicolor (TC) model, which was proposed recently to explain the 126 GeV Higgs mass discovered by the Large Hadron Colliders (LHC), predicts light and heavy charged Higgs bosons in addition to the neutral Higgses.…

High Energy Physics - Phenomenology · Physics 2016-08-24 Guo-Li Liu , Xiao-Fei Guo , Kun Wu , Ji Jiang , Ping Zhou

The discovery potential of light pseudo scalar Higgs boson for the mass range 10-60 GeV is explored. In the context of the next-to-minimal supersymmetric standard(NMSSM) model, the branching fraction of light pseudo scalar Higgs boson…

High Energy Physics - Phenomenology · Physics 2017-09-13 Monoranjan Guchait , Aravind H. Vijay , Jacky Kumar

We discuss a model which involves the top quark condensation and the walking technicolor. We focus on the scalar boson in such a model from the viewpoint of the observed scalar boson at the LHC.

High Energy Physics - Phenomenology · Physics 2017-08-23 Hidenori S. Fukano , Kimmo Tuominen

A search is presented for a high-mass Higgs boson in the $H\rightarrow\ell\ell\ell\ell$, $H\rightarrow\ell\ell\nu\nu$, $H\rightarrow\ell\ell qq$, and $H\rightarrow\nu\nu qq$ decay modes using the ATLAS detector at the CERN Large Hadron…

High Energy Physics - Experiment · Physics 2016-03-08 ATLAS Collaboration

This Letter presents the results of a direct search with the ATLAS detector at the LHC for a Standard Model Higgs boson of mass 110 < m(H) < 130 GeV produced in association with a W or Z boson and decaying to bb. Three decay channels are…

High Energy Physics - Experiment · Physics 2013-06-11 ATLAS Collaboration

We study a holographic model dual to walking/conformal technicolor (W/C TC) deforming a hard-wall type of bottom-up setup by including effects from techni-gluon condensation. We calculate masses of (techni-) $\rho$ meson, $a_1$ meson, and…

High Energy Physics - Phenomenology · Physics 2010-03-16 Kazumoto Haba , Shinya Matsuzaki , Koichi Yamawaki

The Tevatron experiments CDF and DO are close to making definitive statements about the technicolor discovery mode rho_T -> W pi_T for M(rho_T) <~ 230 GeV and M(pi_T) <~ 125 GeV. We propose new incisive tests for this mode and searches for…

High Energy Physics - Phenomenology · Physics 2008-11-26 Estia Eichten , Kenneth Lane

The ATLAS experiment at the LHC has measured the Higgs boson couplings and mass, and searched for invisible Higgs boson decays, using multiple production and decay channels with up to 4.7 fb$^{-1}$ of $pp$ collision data at $\sqrt{s}=7$ TeV…

High Energy Physics - Experiment · Physics 2015-12-22 ATLAS Collaboration

We construct a Technicolor model which provides masses for the electroweak gauge bosons and for all the Standard Model matter fields. Starting from an ultraviolet complete supersymmetric technicolor, we propose a scenario where all…

High Energy Physics - Phenomenology · Physics 2013-07-19 Matti Antola , Stefano Di Chiara , Kimmo Tuominen

We present a comprehensive analysis of observing a light Higgs boson in the mass range $70$ -- $110$ GeV at the 13/14 TeV LHC, in the context of the type-I two-Higgs-doublet model. The decay of the light Higgs to a pair of bottom quarks is…

High Energy Physics - Phenomenology · Physics 2018-04-11 Disha Bhatia , Ushoshi Maitra , Saurabh Niyogi

Condensates of colored fermions driving electroweak symmetry breaking could give rise to a light pseudoscalar that would show up in the Higgs search at the LHC. The branching ratios of its decay will distinguish it from the Higgs and…

High Energy Physics - Phenomenology · Physics 2012-03-07 B. Holdom

We discuss the search for the heavy charged Higgs bosons H^\pm, implicitly of the Minimal Supersymmetric Standard Model, in the tau-nu decay mode at the LHC. Compared to the dominant decay mode H^\pm\to bt, the channel suffers from…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. Odagiri

Using precision electroweak data, we put limits on ``natural'' top-color assisted technicolor models. Generically the new $U(1)$ gauge bosons in these models must have masses larger than roughly 2 TeV, although in certain (seemingly…

High Energy Physics - Phenomenology · Physics 2011-01-13 R. S. Chivukula , J. Terning