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Related papers: Multiboson signals in the UN2HDM

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We study the discovery prospects for a charged Higgs boson via the $b g\to c H^- \to c \bar t b$ process at the Large Hadron Collider (LHC). Focusing on the general Two Higgs Doublet Model (G2HDM) that possesses extra Yukawa couplings, the…

High Energy Physics - Phenomenology · Physics 2024-07-11 Wei-Shu Hou , Mohamed Krab

In this study, we focus on the bosonic decays of light charged Higgs boson (i.e., with $M_{H^\pm}<m_t$) in the 2-Higgs Doublet Model (2HDM) Type-I. To study the signal of such a charged Higgs state at the Large Hadron Collider (LHC), in a…

High Energy Physics - Phenomenology · Physics 2021-01-04 Abdesslam Arhrib , Rachid Benbrik , Hicham Harouiz , Stefano Moretti , Yan Wang , Qi-Shu Yan

We present a reinterpretation study of existing results from the CMS Collaboration, specifically, searches for light Beyond the Standard Model (BSM) Higgs pairs produced in the chain decay $pp\to H_{\rm SM}\to hh(aa)$ into a variety of…

High Energy Physics - Phenomenology · Physics 2022-07-08 S. Moretti , S. Semlali , C. H. Shepherd-Themistocleous

We propose a LHC search for dilepton resonances in association with large missing energy as a generic probe of TeV dark sector models. Such resonances can occur if the dark sector includes a U(1) gauge boson, or Z', which kinetically mixes…

High Energy Physics - Phenomenology · Physics 2015-09-25 Arpit Gupta , Reinard Primulando , Prashant Saraswat

We investigate the possibility of detectable 2-Higgs Doublet Model (2HDM) type-II cross-sections at the High-Luminosity phase of the Large Hadron Collider (HL-LHC) for the production of the Standard Model (SM)-like Higgs boson ($h$) in…

High Energy Physics - Phenomenology · Physics 2023-03-17 Ciara Byers , Shubhani Jain , Stefano Moretti , Emmanuel Olaiya

The upcoming upgrade of the existing LHC facility at CERN is known as the High-Luminosity Large Hadron Collider (HL-LHC). It is designed to extend its physics reach by substantially increasing the integrated luminosity. It will enable more…

High Energy Physics - Experiment · Physics 2025-05-19 Ali Muhammad H. H. , El-sayed A. El-dahshan , S. Elgammal

We perform a comprehensive global analysis in the Minimal Supersymmetric Standard Model (MSSM) as well as in the 2-Higgs Doublet Model (2HDM) of the production and decay mechanisms of charged Higgs bosons $(H^\pm)$ at the Large Hadron…

High Energy Physics - Phenomenology · Physics 2020-03-20 Abdesslam Arhrib , Rachid Benbrik , Hicham Harouiz , Stefano Moretti , Abdessamad Rouchad

We present the Large Hadron Collider (LHC) discovery potential in the $Z'$ and heavy neutrino sectors of a $U(1)_{B-L}$ enlarged Standard Model also encompassing three heavy Majorana neutrinos. This model exhibits novel signatures at the…

High Energy Physics - Phenomenology · Physics 2010-04-15 Lorenzo Basso , Alexander Belyaev , Stefano Moretti , Claire H. Shepherd-Themistocleous

We present the Large Hadron Collider (LHC) discovery potential in the $Z'$ and heavy neutrino sectors of a $U(1)_{B-L}$ enlarged Standard Model also encompassing three heavy Majorana neutrinos. This model exhibits novel signatures at the…

High Energy Physics - Phenomenology · Physics 2014-11-20 L. Basso , A. Belyaev , S. Moretti , G. M. Pruna , C. H. Shepherd-Themistocleous

We investigate the discovery prospects of a charged Higgs boson ($H^\pm$) at the Large Hadron Collider (LHC) via the process $cg\to bH^\pm \to bc\bar{b}$ within the framework of a general two Higgs doublet model (G2HDM). In most two Higgs…

High Energy Physics - Phenomenology · Physics 2025-11-26 Chenyu Fang , Wei-Shu Hou , Chung Kao , Mohamed Krab

We construct an $SU(2)_L\times SU(2)_R\times U(1)_{B-L}$ model with a Higgs sector that consists of a bidoublet and a doublet, and with a right-handed neutrino sector that includes one Dirac fermion and one Majorana fermion. This model…

High Energy Physics - Phenomenology · Physics 2016-05-03 Bogdan A. Dobrescu , Patrick J. Fox

We study the scope of the Large Hadron Collider in accessing a neutral Higgs boson of the $B-L$ Supersymmetric Standard Model. After assessing the surviving parameter space configurations following the Run 1 data taking, we investigate the…

High Energy Physics - Phenomenology · Physics 2016-07-20 A. Hammad , S. Khalil , S. Moretti

We study a simple effective field theory incorporating six heavy vector bosons together with the standard-model field content. The new particles preserve custodial symmetry as well as an approximate left-right parity symmetry. The enhanced…

High Energy Physics - Phenomenology · Physics 2016-02-17 Thomas Appelquist , Yang Bai , James Ingoldby , Maurizio Piai

We study the Large Hadron Collider (LHC) discovery prospects of a light charged Higgs boson decaying into a $W$ boson and a non-Standard Model (SM)-like Higgs within the 2-Higgs Doublet Model type-I. In the analysis, we consider the…

High Energy Physics - Phenomenology · Physics 2024-02-13 A. Arhrib , R. Benbrik , M. Krab , B. Manaut , S. Moretti , Y. Wang , Q. S. Yan

We investigate the scope of the Large Hadron Collider (LHC) in probing the parameter space of a 4-Site (4S) model supplemented by one composite Higgs state. We concentrate on the yield of `mixed' di-boson production giving three leptons and…

High Energy Physics - Phenomenology · Physics 2013-05-30 Stefania De Curtis , Daniele Dominici , Luca Fedeli , Stefano Moretti

Search for invisible final states produced at the Large Hadron Collider (LHC) by new physics scenarios are normally carried out resorting to a variety of probes emerging from the initial state, in the form of single-jet, -photon and -$Z$…

High Energy Physics - Phenomenology · Physics 2016-03-02 W. Abdallah , J. Fiaschi , S. Khalil , S. Moretti

From the warped extra-dimensional model interpretation of the two forward-backward asymmetries observed on heavy quarks at LEP1, AFBb, and at Tevatron, AFBt, one predicts that LHC could observe, with the luminosity collected in 2011-2012,…

High Energy Physics - Phenomenology · Physics 2012-03-09 Francois Richard

The observability of charged Higgs $ H^{\pm} $ has been investigated at future lepton collider by assuming type-I 2HDM, at a centre of mass energy $ \sqrt{s}=1.5$ TeV. The signal process chain is $ e^{+}e^{-} \rightarrow Z^{*}/…

High Energy Physics - Phenomenology · Physics 2021-11-30 Nadia Kausar , Ijaz Ahmed , Ather M. W

We discuss the discovery potential of a promising signals, $3 \times \mu^+ \mu^-$ at a $\mu^+ \mu^-$ collider and $\mu^+ \mu^+ \mu^+ \mu^+ \mu^- \mu^- $ at a $\mu^+ \mu^+$ collider, that are obtained via production of $Z'$ and a new scalar…

High Energy Physics - Phenomenology · Physics 2023-01-05 Arindam Das , Takaaki Nomura , Takashi Shimomura

A number of predictions were made in von Buddenbrock et al (2016 Eur. Phys. J. C 76, 10, 580) pertaining to the anomalous production of multiple leptons at the Large Hadron Collider. Discrepancies in multi-lepton final states have now…

High Energy Physics - Phenomenology · Physics 2020-04-17 Danielle Sabatta , Alan S. Cornell , Ashok Goyal , Mukesh Kumar , Bruce Mellado , Xifeng Ruan