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Related papers: SUSY Enhancement of Heavy Higgs Production

200 papers

The LHC is already putting bounds on the Higgs mass. In this paper we use those bounds to put constrains on the MSSM parameter space coming from the fact that, in supersymmetry, the Higgs mass is a function of the masses of sparticles, and…

High Energy Physics - Phenomenology · Physics 2013-05-30 M. E. Cabrera , J. A. Casas , A. Delgado

The production of three Higgs bosons could be a stretch goal for the LHC and a strategic case for future colliders. In this work, we analyse the phenomenological prospects of (neutral) triple Higgs compared to di-Higgs boson production, for…

High Energy Physics - Phenomenology · Physics 2024-11-13 Lisa Biermann , Christoph Borschensky , Christoph Englert , Margarete Mühlleitner , Wrishik Naskar

In the context of the littlest Higgs model, we study the associated production of the Higgs boson and a top quark ($th$ production) at the CERN Large Hadron Collider (LHC). The cross sections for s-channel, t-channel processes and the…

High Energy Physics - Phenomenology · Physics 2009-11-19 Shuo Yang

We analyze the one-loop effects (strong and electroweak) on the unconventional top quark decay mode $t\rightarrow H^{+} b$ within the MSSM. The results are presented in the on-shell renormalization scheme with a physically well motivated…

High Energy Physics - Phenomenology · Physics 2016-09-06 J. A. Coarasa , David Garcia , Jaume Guasch , Ricardo A. Jimenez , Joan Sola

One of the future goals of the LHC is to precisely measure the properties of Higgs boson. The associated production of Higgs boson and the top quark pair is a promising process to investigate the related Yukawa interaction and the…

High Energy Physics - Phenomenology · Physics 2016-06-22 Hong-Lei Li , Peng-Cheng Lu , Zong-Guo Si , Ying Wang

In the context of the Minimal Supersymmetric extension of the Standard Model, I discuss the effects of relatively light top and bottom scalar quarks on the main production mechanism of the lightest SUSY neutral Higgs boson $h$ at the LHC,…

High Energy Physics - Phenomenology · Physics 2011-01-27 Abdelhak DJOUADI

We investigate Higgs boson production process via gluon fusion at LHC in our six dimensional universal extra dimension model compactified on a spherical orbifold S^2/Z_2. We find a striking result that Higgs production cross section in our…

High Energy Physics - Phenomenology · Physics 2014-11-20 Nobuhito Maru , Takaaki Nomura , Joe Sato , Masato Yamanaka

We study how the dominant single and double SM-like Higgs ($h$) production at future $e^+e^-$ colliders is modified in the Georgi-Machacek (GM) model. On imposing theoretical, indirect and direct constraints, significant deviations of…

High Energy Physics - Phenomenology · Physics 2018-03-14 Bin Li , Zhi-Long Han , Yi Liao

We investigate the prospects for heavy charged Higgs boson production through the mechanisms pp-bar(pp)->tbH+ +X at the upgraded Fermilab Tevatron and at the upcoming LHC collider at CERN respectively. We focus on the MSSM case at high…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alexander Belyaev , David Garcia , Jaume Guasch , Joan Sola

The production process of the charged Higgs-boson associated with a $W$ boson at electron-positron colliders is discussed in the two-Higgs-Doublet Model (2HDM) and in the Minimal Supersymmetric Standard Model (MSSM). The process is induced…

High Energy Physics - Phenomenology · Physics 2011-09-13 Shinya Kanemura

We present a calculation of the two-loop top-stop-gluino contributions to Higgs production via gluon fusion in the MSSM. By means of an asymptotic expansion in the heavy particle masses, we obtain explicit and compact analytic formulae that…

High Energy Physics - Phenomenology · Physics 2012-06-08 G. Degrassi , S. Di Vita , P. Slavich

Consideration of the latest experimental data on the searches for extended sector of Higgs bosons produced at the LHC at a center-of-mass energy of 13 TeV, allows for computer modeling of the properties of supersymmetric particles within…

High Energy Physics - Phenomenology · Physics 2020-04-24 T. V. Obikhod , E. A. Petrenko

The Yukawa coupling of the Higgs boson to top quarks $\text{Y}_\text{t}$ is of particular interest as the top quark plays a special role in the electroweak symmetry breaking mechanism. Any deviation from its predicted value could hint at…

High Energy Physics - Experiment · Physics 2019-08-14 Christian Böser

In the framework of the kt-factorization approach, we study the production of Higgs bosons associated with a heavy (beauty or top) quark pair at the CERN LHC collider conditions. Our consideration is based mainly on the off-shell…

High Energy Physics - Phenomenology · Physics 2009-08-11 A. V. Lipatov , N. P. Zotov

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

Within the framework of the Minimal Supersymmetric Standard Model (MSSM) the Higgs masses and LEP II production cross sections are calculated for a wide range of the parameter space. In addition, the parameter space restricted by…

High Energy Physics - Phenomenology · Physics 2009-10-28 A. V. Gladyshev , D. I. Kazakov , W. de Boer , G. Burkart , R. Ehret

Considering the constraints from the flavor physics, precision electroweak measurements, Higgs data and dark matter detections, we scan over the parameter space of the MSSM and calculate the cross section of $e^+e^- \to h \gamma$ in the…

High Energy Physics - Phenomenology · Physics 2014-09-26 Song Lin Hu , Ning Liu , Jie Ren , Lei Wu

Measurements of the Higgs-boson production cross section at the LHC are an important tool for studying electroweak symmetry breaking at the quantum level, since the main production mechanism gg-->h is loop-suppressed in the Standard Model…

High Energy Physics - Phenomenology · Physics 2015-06-04 Marcela Carena , Sandro Casagrande , Florian Goertz , Ulrich Haisch , Matthias Neubert

The associated production of Higgs boson and single top quark is of particular interest since it is senstive to the relative sign of the Higgs boson coupling to gauge bosons and the Yukawa coupling $y$ to fermions. The presented analysis is…

High Energy Physics - Experiment · Physics 2019-08-13 Benedikt Maier

We explore the possibility of distinguishing the SM-like MSSM Higgs boson from the SM Higgs boson via Higgs boson pair production at future muon collider. We study the behavior of the production cross section in SM and MSSM with Higgs boson…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jai Kumar Singhal , Sardar Singh , Ashok K Nagawat