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Related papers: Quantum Critical Higgs: From AdS$_5$ to Colliders

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The CP structure of the Higgs sector will be of great interest to future colliders. The measurement of the CP properties of candidate Higgs particles will be essential in order to distinguish models of electroweak symmetry breaking, and to…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. M. Godbole , S. Kraml , M. Krawczyk , D. J. Miller , P. Niezurawski , A. F. Zarnecki

While the properties of the 125 GeV Higgs boson-like particle observed by the ATLAS and CMS collaborations are largely compatible with those predicted for the Standard Model state, significant deviations are present in some cases. We,…

High Energy Physics - Phenomenology · Physics 2014-05-15 S. Moretti , S. Munir , P. Poulose

We explore non-standard Higgs phenomenology in the Gaugephobic Higgs model in which the Higgs can be lighter than the usually quoted current experimental bound. The Higgs propagates in the bulk of a 5D space-time and Electroweak Symmetry…

High Energy Physics - Phenomenology · Physics 2009-01-16 Jamison Galloway , Bob McElrath , John McRaven

The complex two-Higgs doublet model (C2HDM) is one of the simplest extensions of the Standard Model with a source of CP-violation in the scalar sector. It has a $\mathbb{Z}_2$ symmetry, softly broken by a complex coefficient. There are four…

High Energy Physics - Phenomenology · Physics 2024-07-16 Thomas Biekötter , Duarte Fontes , Margarete Mühlleitner , Jorge C. Romão , Rui Santos , João P. Silva

In this work, we present a detailed collider phenomenology study of the charged Higgs boson within a Beyond the Standard Model (BSM) framework featuring an extended gauge and scalar sector. The charged Higgs can decay via conventional…

High Energy Physics - Phenomenology · Physics 2025-08-07 Baradhwaj Coleppa , Gokul B. Krishna

Motivated by future collider proposals that aim to measure the Higgs properties precisely, we study the partial decay widths of the lightest Higgs boson in the minimal supersymmetric standard model with an emphasis on the parameter region…

High Energy Physics - Phenomenology · Physics 2015-06-11 Motoi Endo , Takeo Moroi , Mihoko M. Nojiri

We have adopted two Higgs doublet models to study the production of a Higgs pseudoscalar ($A^0$) in association with a $Z$ gauge boson from gluon fusion ($gg \to ZA^0$) at the CERN Large Hadron Collider. The prospects for the discovery of…

High Energy Physics - Phenomenology · Physics 2014-11-17 Chung Kao , Geoffrey Lovelace , Lynne Orr

We study the off-shell production of the Higgs boson at the LHC to probe Higgs physics at higher energy scales utilizing the process $g g \rightarrow h^{*} \rightarrow ZZ$. We focus on the energy scale dependence of the off-shell Higgs…

High Energy Physics - Phenomenology · Physics 2018-07-25 Dorival Goncalves , Tao Han , Satyanarayan Mukhopadhyay

Searching for Higgs bosons beyond the Standard Model (BSM) is one of the most important missions for hadron colliders. As a landmark of BSM physics, the MSSM Higgs sector at the LHC is expected to be tested up to the scale of the decoupling…

High Energy Physics - Phenomenology · Physics 2016-01-20 Jan Hajer , Ying-Ying Li , Tao Liu , John F. H. Shiu

The AdS/CFT correspondence allows to relate 4D strongly coupled theories to weakly coupled theories in 5D AdS. We use this correspondence to study a scenario in which the Higgs appears as a composite pseudo-Goldstone boson (PGB) of a…

High Energy Physics - Phenomenology · Physics 2009-09-29 Roberto Contino , Yasunori Nomura , Alex Pomarol

The prediction of additional Higgs bosons is one of the key features of physics beyond the Standard Model (SM) that gives rise to an extended Higgs sector. We assess the sensitivity of the Large Hadron Collider (LHC) in the high luminosity…

High Energy Physics - Phenomenology · Physics 2020-10-28 H. Bahl , P. Bechtle , S. Heinemeyer , S. Liebler , T. Stefaniak , G. Weiglein

We revisit the construction of the composite Higgs models in a context of the bottom-up holographic approach. The soft wall framework is under consideration imposing the translation of the $4D$ global symmetry breaking characteristic to the…

High Energy Physics - Phenomenology · Physics 2018-12-05 Domenec Espriu , Alisa Katanaeva

Studying the properties of the Higgs boson can be an important window to explore the physics beyond the Standard Model (SM). In this work, we present studies on the implications of the Higgs precision measurements at future Higgs Factories.…

High Energy Physics - Phenomenology · Physics 2019-06-26 Ning Chen , Jiayin Gu , Tao Han , Honglei Li , Zhen Liu , Huayang Song , Shufang Su , Wei Su , Yongcheng Wu , Jin Min Yang

Two--photon decays of Higgs bosons are important channels for the search of these particles in the intermediate mass range at the $pp$ colliders LHC and SSC. Dynamical aspects of the Higgs coupling to two photons can also be studied by…

High Energy Physics - Phenomenology · Physics 2011-07-19 A. Djouadi , M. Spira , P. M. Zerwas

The charged Higgs associated production with a W boson has a smooth cross section as a function of the charged Higgs mass at muon colliders. The cross section in Minimal Supersymmetric Standard Model is about 25fb in the range 200 GeV < mH…

High Energy Physics - Phenomenology · Physics 2015-01-13 Majid Hashemi

A search for the Standard Model Higgs boson at the Large Hadron Collider (LHC) running at a centre-of-mass energy of 7 TeV is reported, based on a total integrated luminosity of up to 40 pb^-1 collected by the ATLAS detector in 2010.…

High Energy Physics - Experiment · Physics 2012-08-27 ATLAS Collaboration

The supersymmetric QCD corrections to the hadronic width of a heavy charged Higgs boson, basically dominated by the top-quark decay mode $H^{+}\rightarrow t \bar{b}$, are evaluated at ${\cal O}(\alpha_s)$ within the MSSM and compared with…

High Energy Physics - Phenomenology · Physics 2009-10-28 Ricardo A. Jimenez , Joan Sola

Models with multi-scalar Higgs sectors inspired by a higher-dimensional setup are interesting alternatives to the Standard Model because, although they have a Higgs sector which gives mass to the W and Z gauge bosons as well as the SM…

High Energy Physics - Phenomenology · Physics 2012-04-30 Neil Christensen , Benjamin Fuks , Juergen Reuter , Christian Speckner

Future Higgs factories can reach impressive precision on Higgs property measurements. In this paper, instead of conventional focus of Higgs precision in certain interaction bases, we explored its sensitivity to new physics models at the…

High Energy Physics - Phenomenology · Physics 2019-08-17 Jiayin Gu , Honglei Li , Zhen Liu , Shufang Su , Wei Su

We interpret reported hints of a Standard Model Higgs boson at ~ 125 GeV in terms of high-scale supersymmetry breaking with a shift symmetry in the Higgs sector. More specifically, the Higgs mass range suggested by recent LHC data…

High Energy Physics - Theory · Physics 2015-06-04 Arthur Hebecker , Alexander K. Knochel , Timo Weigand