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Related papers: CP-violating Loop Effects in the Higgs Sector of t…

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The Higgs sector of the Minimal Supersymmetric Extension of the Standard Model may be described with a two Higgs doublet model with properties that depend on the soft supersymmetry breaking parameters. For instance, flavor independent…

High Energy Physics - Phenomenology · Physics 2016-02-17 Bing Li , Carlos E. M. Wagner

In the Minimal Supersymmetric Standard Model (MSSM) we calculate the corrections to neutral CP-even Higgs-boson production in the WW-fusion and Higgs-strahlung channel, e+e- -> \bar nu nu {h,H}, at a future Linear Collider, taking into…

High Energy Physics - Phenomenology · Physics 2010-04-05 T. Hahn , S. Heinemeyer , G. Weiglein

We discuss Higgs boson decays in the CP-violating MSSM, and examine their phenomenological impact using cross section limits from the LEP Higgs searches. This includes a discussion of the full 1-loop results for the partial decay widths of…

High Energy Physics - Phenomenology · Physics 2015-05-27 Karina E. Williams , Heidi Rzehak , Georg Weiglein

We analyse the impact of explicit CP-violation in the Higgs sector of the Next-to-Minimal Supersymmetric Standard Model (NMSSM) on its consistency with the Higgs boson data from the Large Hadron Collider (LHC). Through detailed scans of the…

High Energy Physics - Phenomenology · Physics 2015-08-04 Stefano Moretti , Shoaib Munir

In the minimal supersymmetric standard model (MSSM) with complex parameters, supersymmetric loop effects can lead to \emph{CP} violation. We calculate the rate asymmetries of decays of charginos into the lightest neutralino and a $W$ boson…

High Energy Physics - Phenomenology · Physics 2009-11-07 Wei Min Yang , Dong Sheng Du

We compute one-loop corrections to the mass matrix of the neutral Higgs bosons of the Minimal Supersymmetric Standard Model with explicit CP violation. We use the effective potential method, allowing for arbitrary splitting between squark…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Y. Choi , Manuel Drees , Jae Sik Lee

We present a comprehensive analysis on the MSSM Higgs sector CP violation at photon colliders including the chargino contributions as well as the contributions of other charged particles. The chargino loop contributions can be important for…

High Energy Physics - Phenomenology · Physics 2008-11-26 Saebyok Bae , Byungchul Chung , P. Ko

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

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 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

The Higgs sector of the Minimal Supersymmetric Model (MSSM) is a CP-conserving two-Higgs doublet model that depends, at tree-level, on two Higgs sector parameters. In order to accurately determine the phenomenological implications of this…

High Energy Physics - Phenomenology · Physics 2007-05-23 Howard E. Haber

In the MSSM, the CP parities of the neutral Higgs bosons may be mixed by radiative effects induced by explicit CP violation in the third generation of squarks. To allow for this possibility, we argue that the charged Higgs-boson mass and…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Carena , J. Ellis , A. Pilaftsis , C. E. M. Wagner

We briefly review the phenomenological implications of the minimal supersymmetric standard model (MSSM) with explicit radiative breaking of CP invariance in the Higgs sector for the LEP2 and Tevatron colliders.

High Energy Physics - Phenomenology · Physics 2016-11-03 Apostolos Pilaftsis

We report on the possibility of observing Higgs sector CP violation of the minimal supersymmetric standard model at a hadron machine. The CP phase dependent cross-sections for the $VH_i$ associated production processes are given for the…

High Energy Physics - Phenomenology · Physics 2009-11-07 Abdesselam Arhrib , Dilip Kumar Ghosh , Otto C. W. Kong

The CP violating asymmetry from the decay rates $H^\pm\to W^\pm h_1$ of charged Higgs bosons into the lightest neutral Higgs boson and a $W^\pm$ boson is calculated and discussed in the complex MSSM. The contributions from all complex…

High Energy Physics - Phenomenology · Physics 2011-03-01 W. Hollik , D. T. Nhung

It is found that CP symmetry may be explicitly broken in the Higgs sector of a supersymmetric $E_6$ model with two extra neutral gauge bosons at the one-loop level. The phenomenology of the model, the Higgs sector in particular, is studied…

High Energy Physics - Phenomenology · Physics 2010-04-15 S. W. Ham , J. O. Im , E. J. Yoo , S. K. OH

Diagrammatic two-loop results are presented for the leading QCD corrections to the masses of the neutral CP-even Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM). The results are valid for arbitrary values of the parameters…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Heinemeyer , W. Hollik , G. Weiglein

CP-violation in the Higgs sector remains a possible source of the baryon asymmetry of the universe. Recent differential measurements of signed angular distributions in Higgs boson production provide a general experimental probe of the CP…

Interference and mixing effects between neutral Higgs bosons in the MSSM with complex parameters are shown to have a significant impact on the interpretation of LHC searches for additional Higgs bosons. Complex MSSM parameters introduce…

High Energy Physics - Phenomenology · Physics 2018-03-14 Elina Fuchs , Georg Weiglein

We discuss a few new characteristic features of the loop-induced MSSM Higgs-sector CP violation at the LHC based on two scenarios: (i) CPX and (ii) Trimixing.

High Energy Physics - Phenomenology · Physics 2007-06-18 Jae Sik Lee