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Related papers: Discovering Walking Technicolor at LHC and Lattice

200 papers

The ATLAS collaboration has recently reported an excess of about 2.5 $\sigma$ global significance at around 2 TeV in the diboson channel with the boson-tagged fat dijets, which may imply a new resonance beyond the standard model. We provide…

High Energy Physics - Phenomenology · Physics 2015-09-30 Hidenori S. Fukano , Masafumi Kurachi , Shinya Matsuzaki , Koji Terashi , Koichi Yamawaki

We calculate masses of the technipions in the walking technicolor model with the anomalous dimension gamma_m =1, based on a holographic model which has a naturally light technidilaton phi as a composite Higgs with mass m_phi simeq 125 GeV.…

High Energy Physics - Phenomenology · Physics 2014-11-19 Masafumi Kurachi , Shinya Matsuzaki , Koichi Yamawaki

We investigate the potential of the Large Hadron Collider (LHC) to probe one of the most compelling Beyond the Standard Model (BSM) frameworks --- Walking Technicolor (WTC), involving strong dynamics and having a slowly running (walking)…

High Energy Physics - Phenomenology · Physics 2019-03-13 Alexander Belyaev , Azaria Coupe , Mads Frandsen , Emmanuel Olaiya , Claire Shepherd-Themistocleous

Precision electroweak data, a light higgs and LHC searches for new spin one particles are all very constraining on technicolor models. We use a holographic model of walking techicolor (WTC) gauge dynamics, tuned to produce a light higgs and…

High Energy Physics - Phenomenology · Physics 2019-05-15 Alexander Belyaev , Azaria Coupe , Nick Evans , Marc Scott

Techni-dilaton, a pseudo-Nambu-Goldstone boson of scale symmetry, was predicted long ago in the Scale-invariant/Walking/Conformal Technicolor (SWC-TC) as a remnant of the (approximate) scale symmetry associated with the conformal fixed…

High Energy Physics - Phenomenology · Physics 2014-11-21 Kazumoto Haba , Shinya Matsuzaki , Koichi Yamawaki

We propose a novel class of composite models that feature both a technicolor and a composite Higgs vacuum limit, resulting in an asymmetric dark matter candidate. These Techni-Composite Higgs models are based on an extended left-right…

High Energy Physics - Phenomenology · Physics 2021-11-19 Giacomo Cacciapaglia , Mads T. Frandsen , Wei-Chih Huang , Martin Rosenlyst , Philip Sørensen

Here I summarize some of the salient features of technicolor theories with technifermions in higher dimensional representations of the technicolor gauge group. The expected phase diagram as function of number of flavors and colors for the…

High Energy Physics - Phenomenology · Physics 2009-11-11 Francesco Sannino

We analyze the potential of the Large Hadron Collider (LHC) to observe signatures of phenomenologically viable Walking Technicolor models. We study and compare the Drell-Yan (DY) and Vector Boson Fusion (VBF) mechanisms for the production…

High Energy Physics - Phenomenology · Physics 2009-11-13 A. Belyaev , R. Foadi , M. T. Frandsen , M. Jarvinen , A. Pukhov , F. Sannino

We study a scenario in which the dilaton, a pseudo-Goldstone boson of the spontaneous breaking of conformal symmetry, provides a portal between dark matter and the visible sector. We consider the low-energy description of the theory in…

High Energy Physics - Phenomenology · Physics 2015-06-23 Aielet Efrati , Eric Kuflik , Shmuel Nussinov , Yotam Soreq , Tomer Volansky

The dilaton, a pseudo-Nambu-Goldstone boson appearing in spontaneous scale symmetry breaking at a TeV scale f, may be found in Higgs boson searches. The dilaton couples to standard model fermions and weak bosons with the same structure as…

High Energy Physics - Phenomenology · Physics 2013-05-30 Vernon Barger , Muneyuki Ishida , Wai-Yee Keung

In recent years, many investigations of confining Yang Mills gauge theories near the edge of the conformal window have been carried out using lattice techniques. These studies have revealed that the spectrum of hadrons in nearly conformal…

High Energy Physics - Lattice · Physics 2018-04-18 Andrew Gasbarro

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

The SM-like Higgs boson with mass of 125 GeV discovered at the LHC is subject to a natural interpretation of electroweak symmetry breaking. As a successful theory in offering this naturalness, technicolor with a scalar doublet and two both…

High Energy Physics - Phenomenology · Physics 2015-10-20 Sibo Zheng

Anomalously light fermionic partners of the top quark often appear in explicit constructions, such as the 5d holographic models, where the Higgs is a light composite pseudo Nambu-Goldstone boson and its potential is generated radiatively by…

High Energy Physics - Phenomenology · Physics 2015-06-04 Oleksii Matsedonskyi , Giuliano Panico , Andrea Wulzer

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

We propose a hybrid inflationary scenario based on eight-flavor hidden QCD with the hidden colored fermions being in part gauged under $U(1)_{B-L}$. This hidden QCD is almost scale-invariant, so-called walking, and predicts the light scalar…

High Energy Physics - Phenomenology · Physics 2024-10-21 Jie Liu , He-Xu Zhang , Hiroyuki Ishida , Shinya Matsuzaki

It is likely that the LHC will observe a color- and charge-neutral scalar whose decays are consistent with those of the Standard Model (SM) Higgs boson. The Higgs interpretation of such a discovery is not the only possibility. For example,…

High Energy Physics - Phenomenology · Physics 2008-11-26 Walter D. Goldberger , Benjamin Grinstein , Witold Skiba

A composite Higgs boson is likely to be accompanied by additional light states generated by the same dynamics. This expectation is substantiated when realising the composite Higgs mechanism by an underlying gauge theory. We review the…

High Energy Physics - Phenomenology · Physics 2021-11-01 G. Cacciapaglia , G. Ferretti , T. Flacke , H. Serôdio

I review the idea of realizing the Higgs as a composite pseudo-Nambu-Goldstone boson of a new strongly-interacting sector and collect major constraints on the parameter space of minimal models. Besides limits from electroweak precision…

High Energy Physics - Phenomenology · Physics 2022-09-21 Florian Goertz

We analyze in detail the phenomenology of a model of dynamical electroweak symmetry breaking inspired by walking technicolor, by using the techniques of the bottom-up approach to holography. The model admits a light composite scalar state,…

High Energy Physics - Phenomenology · Physics 2015-06-05 Robert Lawrance , Maurizio Piai