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Related papers: Di-photon Higgs Decay in SUSY with CP Violation

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The di-photon decay channel of the lightest Higgs boson is considerd as a probe to explore CP violation in the Minimal Supersymmetric Standard Model (MSSM). The scalar/pseudo-scalar mixing is considered along with CP violation entering…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Hesselbach , S. Moretti , S. Munir , P. Poulose

The Minimal Supersymmetric Standard Model (MSSM) with explicit CP violation is studied with the help of the di-photon decay channel of the lightest neutral Higgs boson. Effects of CP violation, entering via the scalar/pseudo-scalar mixing…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Hesselbach , S. Moretti , S. Munir , P. Poulose

The MSSM with explicit CP violation is studied through the di-photon decay channel of the lightest neutral Higgs boson. Through the leading one-loop order H1 --> gammar.gamma is affected by a large number of Higgs-sparticle couplings, which…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Moretti , S. Munir , P. Poulose

We study the effect of explicit CP violation in the Higgs sectors of the MSSM in the di-photon decay of the lightest CP-mixed Higgs state. Further it is shown that the gluon fusion production mechanism along with the di-photon decay…

High Energy Physics - Phenomenology · Physics 2015-05-27 S. Hesselbach , S. Moretti , S. Munir , P. Poulose

One loop mediated charged Higgs bosons decays $H^\pm\to W^\pm V$, $V= Z, \gamma$ are studied in the Minimal Supersymmetric Standard Model (MSSM) with and without CP violating phases. We evaluate the MSSM contributions to these processes…

High Energy Physics - Phenomenology · Physics 2010-11-03 Abdesslam Arhrib , Rachid Benbrik , Mohamed Chabab , Wei Ting Chang , Tzu-Chiang Yuan

We re-evaluate the decays of the Higgs bosons in the minimal supersymmetric standard model (MSSM) where the tree-level CP invariance of the Higgs potential is explicitly broken by the loop effects of the third-generation squarks with…

High Energy Physics - Phenomenology · Physics 2010-05-28 S. Y. Choi , Kaoru Hagiwara , Jae Sik Lee

This study investigates the lightest and second-lightest Higgs bosons at around 95 GeV (which is only a hypothetical scenario) and 125 GeV respectively within the CP-violating next to minimum B-L supersymmetric model(NB-LSSM). In the…

High Energy Physics - Phenomenology · Physics 2026-03-09 Xing-Xing Dong , Wen-Hui Zhang , Cai Guo , Shu-Min Zhao , Tai-Fu Feng

We study an extension of the Higgs sector of the Minimal Supersymmetric Standard Model (MSSM), considering the effects of new degrees of freedom at the TeV scale, and allowing for sources of CP violation beyond the MSSM (BMSSM). We analyze…

High Energy Physics - Phenomenology · Physics 2011-11-22 Wolfgang Altmannshofer , Marcela Carena , Stefania Gori , Alejandro de la Puente

We study the Higgs sector of the U(1)'-extended MSSM with CP violation. This is an extension of the MSSM Higgs sector by one singlet field, introduced to generate the \mu term dynamically. We are particularly interested in non-standard…

High Energy Physics - Phenomenology · Physics 2013-04-17 Mariana Frank , Levent Selbuz , Levent Solmaz , Ismail Turan

In the supersymmetric standard model which is not minimal, the Higgs potential does not conserve CP symmetry generally. Assuming that there exists an SU(2)-triplet Higgs field, we discuss resultant CP-violating effects on the Higgs bosons.…

High Energy Physics - Phenomenology · Physics 2016-06-01 Noriyuki Oshimo

We introduce and explore new heavy Higgs scenarios in the Minimal Supersymmetric Standard Model (MSSM) with explicit CP violation, which have important phenomenological implications that may be testable at the LHC. For soft…

High Energy Physics - Phenomenology · Physics 2016-03-23 M. Carena , J. Ellis , J. S. Lee , A. Pilaftsis , C. E. M. Wagner

At the Large Hadron Collider (LHC), the CP-even Higgs bosons ($h^0$ and $H^0$) of the Minimal Supersymmetric Standard Model (MSSM) will be searched for mainly through their two-photon decay. We present a detailed analysis of the production…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. Kileng , P. Osland , P. N. Pandita

Decays into neutralinos and charginos are among the most accessible supersymmetric decay modes of Higgs particles in most supersymmetric extensions of the Standard Model. In the presence of explicitly CP--violating phases in the soft…

High Energy Physics - Phenomenology · Physics 2009-01-07 S. Y. Choi , Manuel Drees , Jae Sik Lee , J. Song

We explore the detection possibility of light pseudoscalar Higgs boson in the next-to-minimal supersymmetric Standard Model(NMSSM) at the LHC with the center of mass energy, $\sqrt{S}=13$ TeV. We focus on the parameter space which provides…

High Energy Physics - Phenomenology · Physics 2017-03-08 Monoranjan Guchait , Jacky Kumar

In the Standard Model with Minimal Supersymmetry, the Lagrangian contains complex parameters which lead to additional CP violation. We study CP violating asymmetries in the decays of the MSSM charged Higgs boson, induced by loop corrections…

High Energy Physics - Phenomenology · Physics 2008-01-16 Elena Ginina

As the most important discovery channel for a light Higgs boson at the LHC, the di-photon signal $gg->h->\gamma\gamma$ is sensitive to underlying physics. In this work we investigate such a signal in a comparative way by considering three…

High Energy Physics - Phenomenology · Physics 2011-09-12 Junjie Cao , Zhaoxia Heng , Tao Liu , Jin Min Yang

We present an analysis of the production and two-photon decay of the lightest CP-even Higgs boson of the Minimal Supersymmetric Standard Model (MSSM) at the Large Hadron Collider (LHC). A rather general model is considered, without…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. Kileng , P. Osland , P. N. Pandita

The CP-violating MSSM allows existence of a light neutral Higgs boson ($M_{H_1} \lapp 50$ GeV) in the CPX scenario in the low $\tan \beta (\lapp 5)$ region, which could have escaped the LEP searches due to a strongly suppressed $H_1 Z Z$…

High Energy Physics - Phenomenology · Physics 2009-11-10 Dilip Kumar Ghosh , R. M. Godbole , D. P. Roy

We study CP-violating phenomena in the production, mixing and decay of a coupled system of CP-violating neutral Higgs bosons at \gamma \gamma colliders, assuming a Minimal Supersymmetric Standard Model (MSSM) Higgs sector in which CP…

High Energy Physics - Phenomenology · Physics 2009-09-11 John Ellis , Jae Sik Lee , Apostolos Pilaftsis

We study the pair-production of charginos in the CP-violating Minimal Supersymmetric Standard Model at center-of-mass energies around the heavy neutral Higgs boson resonances. If these resonances are nearly degenerate, as it can happen in…

High Energy Physics - Phenomenology · Physics 2009-01-06 Olaf Kittel , Federico von der Pahlen
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