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Related papers: Portraying Double Higgs at the Large Hadron Collid…

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The Higgs potential is vital to understand the electroweak symmetry breaking mechanism, and probing the Higgs self-interaction is arguably one of the most important physics targets at current and upcoming collider experiments. In…

High Energy Physics - Phenomenology · Physics 2022-09-22 Li Huang , Su-beom Kang , Jeong Han Kim , Kyoungchul Kong , Jun Seung Pi

In this study the charged Higgs signal through triple or double Higgs production in a general two Higgs doublet model (2HDM) is investigated. The main production process is $e^+e^- \rightarrow H^+H^-H^0$ followed by the charged Higgs decay…

High Energy Physics - Phenomenology · Physics 2015-07-19 Ijaz Ahmed , Majid Hashemi

We explore double Higgs production via gluon fusion in the $b\bar{b} \gamma \gamma $ channel at the high-luminosity LHC using machine learning tools. We first propose a Bayesian optimization approach to select cuts on kinematic variables,…

High Energy Physics - Phenomenology · Physics 2017-10-10 Alexandre Alves , Tathagata Ghosh , Kuver Sinha

A concise review of the double Higgs production channel at the LHC and at future hadron and lepton machines is presented.

High Energy Physics - Phenomenology · Physics 2015-12-15 Giuliano Panico

The hierarchy problem and the electroweak data, together, provide a plausible motivation for considering a light Higgs emerging as a pseudo-Goldstone boson from a strongly-coupled sector. In that scenario, the rates for Higgs production and…

High Energy Physics - Phenomenology · Physics 2014-11-20 Roberto Contino , Christophe Grojean , Mauro Moretti , Fulvio Piccinini , Riccardo Rattazzi

In this contribution we study the prospects of measuring double Higgs production at a potential 100 TeV future circular collider. We apply an analysis procedure that utilises reconstructed Higgs pairs from multiple final state event…

High Energy Physics - Phenomenology · Physics 2016-09-02 Nathan P. Hartland

Within the framework of the type-II Two Higgs Doublet Model (2HDM-II) we study the production of three top quarks at the Large Hadron Collider (LHC). In the Standard Model the production cross section of three tops is low ($\approx 3$fb),…

High Energy Physics - Phenomenology · Physics 2018-03-16 Riley Patrick , Pankaj Sharma , Anthony G. Williams

We consider, in the context of the Large Hadron Collider, the signals of the Type-X two Higgs doublet model (2HDM) in the parameter region answering to the best possible solution to the muon $(g-2)$ data within this framework. The analysis…

High Energy Physics - Phenomenology · Physics 2023-05-29 Biswarup Mukhopadhyaya , Sirshendu Samanta , Tousik Samui , Ritesh K. Singh

The measurement of Higgs pair production will be a cornerstone of the LHC program in the coming years. Double Higgs production provides a crucial window upon the mechanism of electroweak symmetry breaking and has a unique sensitivity to the…

High Energy Physics - Phenomenology · Physics 2016-08-03 J. Katharina Behr , Daniela Bortoletto , James A. Frost , Nathan P. Hartland , Cigdem Issever , Juan Rojo

At the CERN Large Hadron Collider experiment, the non-resonant double Higgs production via vector-boson fusion represents a unique mean to probe the VVHH (V=Z, W$^{\pm}$) Higgs self-coupling at the current center of mass energies. Such a…

High Energy Physics - Experiment · Physics 2023-03-01 Brunella D'Anzi , Nicola De Filippis , Walaa Elmetenawee , Giorgia Miniello

This paper addresses the question of observability of neutral Higgs bosons through the leptonic decay in a two Higgs doublet model (2HDM). Both scalar and pseudoscalar Higgs bosons ($H,~A$) are considered. The model is set to type IV to…

High Energy Physics - Phenomenology · Physics 2017-09-27 Majid Hashemi

We study the prospects of observing the non-resonant di-Higgs pair production in the Standard Model (SM) at the high luminosity run of the 14 TeV LHC (HL-LHC), upon combining multiple final states chosen on the basis of their yield and…

High Energy Physics - Phenomenology · Physics 2018-07-27 Amit Adhikary , Shankha Banerjee , Rahool Kumar Barman , Biplob Bhattacherjee , Saurabh Niyogi

Higgs boson production in association with $W$ and $Z$ bosons at high luminosity CERN Large Hadron Collider (LHC,$\sqrt{s}$=14 TeV), is one of the most promising discovery channel for a SM Higgs particle with a mass below 135 GeV, where the…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Y. Hussein

In this paper the triple Higgs production in a general two Higgs doublet model (2HDM) is studied. The production process is e+e- -> H+H-H0 followed by the charged Higgs decay to a pair of tau nu and the neutral Higgs decay to bb. The…

High Energy Physics - Phenomenology · Physics 2015-06-23 Majid Hashemi , Ijaz Ahmed

The production of doubly charged Higgs bosons (H^{\pm\pm}) at the CERN LHC can give rise to distinctive multi-lepton signatures. The discovery potential of H^{\pm\pm} can be optimized by considering a search strategy which is sensitive to…

High Energy Physics - Phenomenology · Physics 2010-11-19 A. G. Akeroyd , Cheng-Wei Chiang , Naveen Gaur

A search for charged Higgs may yield clear and direct signs of new physics outside the realm of the Standard Model (SM). In the Two-Higgs Doublet Model (2HDM), we investigate two of the main single charged Higgs production channels at the…

High Energy Physics - Phenomenology · Physics 2023-02-22 A. Arhrib , R. Benbrik , M. Krab , B. Manaut , M. Ouchemhou , Qi-Shu Yan

We study the process gg -> b bbar H+ H- at large tan(beta), where it represents the dominant production mode of charged Higgs boson pairs in a Type II 2-Higgs Doublet Model, including the Minimal Supersymmetric Standard Model. The ability…

High Energy Physics - Phenomenology · Physics 2009-11-10 S. Moretti , J. Rathsman

We evaluate the discovery potential for the heavy Higgs bosons at the LHC energy upgrade with $\sqrt{s}=27$ TeV. We take degenerate mass spectrum and assume near the alignment limit in the Type-II Two Higgs Doublet Model for illustration.…

High Energy Physics - Phenomenology · Physics 2019-05-27 Tong Li

We show how a statistically significant signal of heavy charged Higgs bosons of a general Two-Higgs Doublet Model produced in association with tau-neutrino pairs can be established at future Linear Colliders in the $H^+\to t\bar b\to 4$ jet…

High Energy Physics - Phenomenology · Physics 2011-01-13 S. Moretti

We propose a novel kinematic method to expedite the discovery of the double Higgs ($hh$) production in the $\ell^+\ell^- b \bar{b} + E_T \hspace{-0.52cm} \big / ~$ final state. We make full use of recently developed kinematic variables, as…

High Energy Physics - Phenomenology · Physics 2019-03-13 Jeong Han Kim , Kyoungchul Kong , Konstantin T. Matchev , Myeonghun Park
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