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Related papers: Higgs with Hadronic Signatures

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We calculate Higgs decay rates into {\gamma}{\gamma} and Z{\gamma} in the Minimal Supersymmetric Standard Model (MSSM) and (B-L) Supersymmetric Standard Model (BLSSM) by allowing for contributions from light staus and charginos. We show…

High Energy Physics - Phenomenology · Physics 2015-11-11 A. Hammad , S. Khalil , S. Moretti

We study the signals for a "fermiophobic" charged Higgs boson present in an extension of the standard model with an additional Higgs doublet and right handed neutrinos, responsible for generating Dirac-type neutrino masses. We study the…

High Energy Physics - Phenomenology · Physics 2014-04-02 Ushoshi Maitra , Biswarup Mukhopadhyaya , S. Nandi , Santosh Kumar Rai , Ambresh Shivaji

We investigate the possibility to discover the charged Higgs via $pp\to W^{\pm}H^{\mp}\to l+\met+b\bar{b}jj$ process at LHC, which suffers from large QCD backgrounds. We optimize the kinematic cuts to suppress the backgrounds, so that the…

High Energy Physics - Phenomenology · Physics 2013-05-30 Shou-Shan Bao , Xue Gong , Hong-Lei Li , Shi-Yuan Li , Zong-Guo Si

A direct search for the Standard Model Higgs boson decaying to a pair of charm quarks is presented. Associated production of the Higgs and $Z$ bosons, in the decay mode $ZH\rightarrow \ell^+ \ell^- c \bar{c}$ is studied. A dataset with an…

High Energy Physics - Experiment · Physics 2018-06-22 ATLAS Collaboration

Supersymmetric models with an additional singlet field offer the Higgs boson the possibility to decay to two pseudoscalars, a. If the mass of these pseudoscalars is above the b bbar threshold, a -> b bbar is generically the dominant decay…

High Energy Physics - Phenomenology · Physics 2008-11-26 Tim Stelzer , Soren Wiesenfeldt , Scott Willenbrock

The possibility to detect the massive charged Higgs boson H using the hadronic decay channel H -> tb in the associated production pp -> tH + X in the CMS experiment at LHC is studied. There is a large background from ttbb events which makes…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Salmi , R. Kinnunen , N. Stepanov

We study the LHC searches for the heavy $CP$-odd Higgs boson $A$ and $CP$-even Higgs boson $H$ in the context of general two-Higgs-doublet model. Specifically, we consider the decay mode of $A/H\to t \bar t $ through the $b \bar b$ or $t…

High Energy Physics - Phenomenology · Physics 2016-05-25 Ning Chen , Jinmian Li , Yandong Liu

Since the discovery of the Higgs boson in 2012, substantial advancements have been achieved in exploring its characteristics. The utilization of extensive data sets has facilitated recent results, enabling not only the determination of the…

High Energy Physics - Experiment · Physics 2024-01-17 Walaa Elmetenawee

We assess the current state of searches at the LHC for additional Higgs bosons in light of both direct limits and indirect bounds coming from coupling measurements of the Standard Model-like Higgs boson. Given current constraints, we…

High Energy Physics - Phenomenology · Physics 2015-04-21 Nathaniel Craig , Francesco D'Eramo , Patrick Draper , Scott Thomas , Hao Zhang

We compute corrections to the decay of the Standard Model Higgs boson to hadrons, to the fourth order in the strong coupling constant $\alpha_s$. We use an effective theory in which the Higgs boson couples directly to bottom quarks and to…

High Energy Physics - Phenomenology · Physics 2017-06-19 Joshua Davies , Matthias Steinhauser , David Wellmann

We assess the prospect of observing a neutral Higgs boson at hadron colliders in its decay to two spin-zero states, a, for a Higgs mass of 90-130 GeV, when produced in association with a W or Z boson. Such a decay is allowed in extensions…

High Energy Physics - Phenomenology · Physics 2009-02-18 Marcela Carena , Tao Han , Gui-Yu Huang , Carlos E. M. Wagner

With the current measurements performed by CMS and ATLAS experiments, the light charged Higgs scenario ($m_{H^{\pm}}$ $<$ 160 GeV), is excluded for most of the parameter space in the context of MSSM. However, there is still possibility to…

High Energy Physics - Phenomenology · Physics 2016-05-10 Ijaz Ahmed , Majid Hashemi

The associated production of a Higgs boson and a top-quark pair is measured in events characterised by the presence of one or two electrons or muons. The Higgs boson decay into a $b$-quark pair is used. The analysed data, corresponding to…

High Energy Physics - Experiment · Physics 2022-07-14 ATLAS Collaboration

We analyse the phenomenological implications of a light Higgs boson, $h$, within the CP-conserving 2-Higgs Doublet Model (2HDM) Type-I, for the detection prospects of the charged $H^\pm$ state at Run II of the Large Hadron Collider (LHC),…

High Energy Physics - Phenomenology · Physics 2018-09-14 Abdesslam Arhrib , Rachid Benbrik , Rikard Enberg , William Klemm , Stefano Moretti , Shoaib Munir

We discuss the prospects for the discovery of neutral Higgs bosons ($\phi^0 = H^0, h^0, A^0$) in multi-Higgs doublet models via their decays into leptons at hadron colliders. A major focus will be searching for Higgs bosons produced with…

High Energy Physics - Phenomenology · Physics 2009-11-07 Chung Kao

We summarize the dominant decay modes of the neutral and charged Higgs bosons in the Minimal Supersymmetric extension of the Standard Model. While two--body decays are in general dominating, the branching ratios for three--body decays of…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Djouadi , J. Kalinowski , P. M. Zerwas

The Higgs boson recently discovered at the Large Hadron Collider has shown to have couplings to the remaining particles well within what is predicted by the Standard Model. The search for other new heavy scalar states has so far revealed to…

High Energy Physics - Phenomenology · Physics 2015-06-17 A. Arhrib , P. M. Ferreira , R. Santos

We study the decays of the Higgs bosons $H^{\pm}$, $H^0$, and $A^0$ within the Minimal Supersymmetric Standard Model. For decays into quarks and squarks we include the supersymmetric QCD radiative corrections. We find that the corrections…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Bartl , H. Eberl , K. Hidaka , T. Kon , W. Majerotto , Y. Yamada

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

The charged Higgs boson is a smoking gun of extensions of the standard model with multiple Higgs-doublets, and has been searched for at various collider experiments. In this paper, we study signature of a light charged Higgs boson produced…

High Energy Physics - Phenomenology · Physics 2022-10-17 YaLu Hu , ChunHao Fu , Jun Gao
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