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Related papers: Higgs Boson Decay Constraints on a Model with a Un…

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We study the Higgs sector in the Next-to-Minimal Supersymmetric Standard Model with and without explicit CP violation, focusing on the case of weak scale expectation value of the singlet field. We scan a wide range of the parameter space to…

High Energy Physics - Phenomenology · Physics 2009-11-10 Koichi Funakubo , Shuichiro Tao

We present a new global fit to precision electroweak data, including new low- and high-energy data and analyzing the radiative corrections arising from the minimal symmetry breaking sectors of the Standard Model (SM) and its supersymmetric…

High Energy Physics - Phenomenology · Physics 2009-09-11 John Ellis , G. L Fogli , E. Lisi

We consider the phenomenology of the Standard Model intermediate mass Higgs boson, $71 GeV < M_h < 2 M_W$. The motivation for a Higgs boson in this mass region is emphasized. The branching ratios for the Higgs boson, including electroweak…

High Energy Physics - Phenomenology · Physics 2016-11-03 S. Dawson

Motivated by the recent results in the standard model (SM) Higgs boson search at the Large Hadron Collider (LHC) we investigate the SM-like CP-even Higgs boson of the U(1)'-extended minimal supersymmetric standard model (UMSSM) and its…

High Energy Physics - Phenomenology · Physics 2015-06-04 Chun-Fu Chang , Kingman Cheung , Yi-Chuen Lin , Tzu-Chiang Yuan

Searches for the Higgs boson decays $H \to ee$ and $H \to e \mu$ are performed using data corresponding to an integrated luminosity of 139 fb$^{-1}$ collected with the ATLAS detector in $pp$ collisions at $\sqrt{s} = 13$ TeV at the LHC. No…

High Energy Physics - Experiment · Physics 2020-04-01 ATLAS Collaboration

We present the first global analysis of the Constrained NMSSM that investigates the impact of the recent discovery of a 126 GeV Higgs-like boson, of the observation of a signal for BR(B_s->\mu^+\mu^-), and of constraints on supersymmetry…

High Energy Physics - Phenomenology · Physics 2013-06-25 Kamila Kowalska , Shoaib Munir , Leszek Roszkowski , Enrico Maria Sessolo , Sebastian Trojanowski , Yue-Lin Sming Tsai

We explore the room for possible deviations from the Standard Model (SM) Higgs boson coupling structure in a systematic study of Higgs coupling scale factor benchmark scenarios using the latest signal rate measurements from the Tevatron and…

High Energy Physics - Phenomenology · Physics 2014-11-21 Philip Bechtle , Sven Heinemeyer , Oscar Stål , Tim Stefaniak , Georg Weiglein

We derive electroweak constraints on the compactification scale of minimal 5-dimensional extensions of the Standard Model, in which all or only some of the SU(2)$_L$ and U(1)$_Y$ gauge fields and Higgs bosons feel the presence of the fifth…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alexander Mück , Apostolos Pilaftsis , Reinhold Rückl

Precision electroweak data are generally believed to constrain the Higgs boson mass to lie below approximately 190 GeV at 95% confidence level. The standard Higgs model is, however, trivial and can only be an effective field theory valid…

High Energy Physics - Phenomenology · Physics 2009-10-31 R. Sekhar Chivukula , Nick Evans , Christian Hoelbling

A search for the dimuon decay of the Higgs boson was performed using data corresponding to an integrated luminosity of 36.1 fb$^{-1}$ collected with the ATLAS detector in $pp$ collisions at $\sqrt{s}=13$ TeV at the Large Hadron Collider. No…

High Energy Physics - Experiment · Physics 2017-08-16 ATLAS Collaboration

A Bayesian analysis is carried out to identify the consistent regions of the mSUGRA parameter space, where the newly-discovered Higgs boson's mass is used as a constraint, along with other experimental constraints. It is found that…

High Energy Physics - Phenomenology · Physics 2012-10-16 Sujeet Akula , Pran Nath , Gregory Peim

We examine various direct and indirect constraints on the lepton-specific two-Higgs doublet model and scrutinize the property of the Higgs bosons in the allowed parameter space. These constraints come from the precision electroweak data,…

High Energy Physics - Phenomenology · Physics 2009-10-12 Junjie Cao , Peihua Wan , Lei Wu , Jin Min Yang

In order to identify the Higgs sector using future precision data, we calculate the partial decay widths of the discovered Higgs boson with the mass of 125 GeV into fermion pairs and gauge-boson pairs with one-loop electroweak and one-loop…

High Energy Physics - Phenomenology · Physics 2018-07-03 Shinya Kanemura , Mariko Kikuchi , Kentarou Mawatari , Kodai Sakurai , Kei Yagyu

Updated Standard Model Higgs boson search results from the Tevatron experiments are presented. We focus on the updated CDF MET+bb result, where a significant shift in observed limits is explained. For the Tevatron combinations, upper limits…

High Energy Physics - Experiment · Physics 2022-03-02 Kyle J. Knoepfel

We investigate the phenomenology of the Standard Model extended by a real gauge-singlet scalar field, focusing on exotic Higgs decay channels. For a light scalar mass in the range \(0 < m_{\phi} < 40\) GeV, the Higgs boson can decay to both…

High Energy Physics - Phenomenology · Physics 2026-05-01 F. Azari , M. Haghighat

In the context of minimal supersymmetric standard model (MSSM), we discuss the possibility of the lightest Higgs boson with mass $M_h = 98 $ GeV to be consistent with the $2.3\sigma$ excess observed at the LEP in the decay mode $e^+e^- \to…

High Energy Physics - Phenomenology · Physics 2016-04-13 Biplob Bhattacherjee , Manimala Chakraborti , Amit Chakraborty , Utpal Chattopadhyay , Dilip Kumar Ghosh

The restrictions on the lightest Higgs boson mass in the minimal supersymmetric models are briefly reviewed. The particle spectrum is considered in the framework of the simplest modification of NMSSM that allows to avoid the domain wall…

High Energy Physics - Phenomenology · Physics 2017-08-23 R. B. Nevzorov , K. A. Ter-Martirosyan , M. A. Trusov

The recent discovery of a Higgs boson by the LHC experiments has profound implications for supersymmetric models. In particular, in the context of restricted models, such as the supergravity-inspired constrained minimal supersymmetric…

High Energy Physics - Phenomenology · Physics 2014-01-06 J. E. Camargo-Molina , B. O'Leary , W. Porod , F. Staub

In this paper, motivated by the recent discovery of a Higgs-like boson at the LHC with a mass m_H\simeq 126 GeV, we review different models where the hierarchy problem is solved by means of a warped extra dimension. In the Randall-Sundrum…

High Energy Physics - Phenomenology · Physics 2013-11-18 Mariano Quiros

Warped extra-dimension models in which the Higgs boson is allowed to propagate in the bulk of a compact AdS$_5$ space are conjectured to be dual to models featuring a partially composite Higgs boson. They offer a framework with which to…

High Energy Physics - Phenomenology · Physics 2015-01-16 Paul R. Archer , Marcela Carena , Adrian Carmona , Matthias Neubert