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Related papers: Predictions of the Constrained Exceptional Supersy…

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We discuss the predictions of a constrained version of the exceptional supersymmetric standard model (cE6SSM), with a universal high energy soft scalar mass, soft trilinear coupling and soft gaugino mass. The spectrum includes a light…

High Energy Physics - Phenomenology · Physics 2014-11-20 P. Athron , S. F. King , D. J. Miller , S. Moretti , R. Nevzorov

We propose and study a constrained version of the Exceptional Supersymmetric Standard Model (E6SSM), which we call the cE6SSM, based on a universal high energy scalar mass m_0, trilinear scalar coupling A_0 and gaugino mass M_{1/2}. We…

High Energy Physics - Phenomenology · Physics 2009-12-10 P. Athron , S. F. King , D. J. Miller , S. Moretti , R. Nevzorov

The Exceptional Supersymmetric Standard Model (E$_6$SSM) provides a low energy alternative to the MSSM, with an extra gauged U(1)$_N$ symmetry, solving the $\mu$-problem of the MSSM. Inspired by the possible embedding into an E$_6$ GUT, the…

High Energy Physics - Phenomenology · Physics 2015-05-14 P. Athron , S. F. King , D. J. Miller , S. Moretti , R. Nevzorov

We discuss two striking Large Hadron Collider (LHC) signatures of the constrained version of the exceptional supersymmetric standard model (cE6SSM), based on a universal high energy soft scalar mass m_0, soft trilinear coupling A_0 and soft…

High Energy Physics - Phenomenology · Physics 2013-05-29 P. Athron , S. F. King , D. J. Miller , S. Moretti , R. Nevzorov

We discuss some phenomenological aspects of an $E_6$ inspired supersymmetric standard model with an extra $U(1)_{N}$ gauge symmetry under which right-handed neutrinos have zero charge, allowing a conventional see-saw mechanism. The $\mu$…

High Energy Physics - Phenomenology · Physics 2009-11-11 S. F. King , S. Moretti , R. Nevzorov

We study the parameter space of the constrained exceptional supersymmetric standard model (cE6SSM) consistent with a Higgs signal near 125 GeV and the LHC searches for squarks, gluinos and Z'. The cE6SSM parameter space consistent with…

High Energy Physics - Phenomenology · Physics 2013-05-30 P. Athron , S. F. King , D. J. Miller , S. Moretti , R. Nevzorov

In this talk we discuss an $E_6$ inspired supersymmetric (SUSY) model with an extra $U(1)_{N}$ gauge symmetry under which right-handed neutrinos have zero charge. In this exceptional supersymmetric standard model (E$_6$SSM) the $\mu$-term…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. F. King , S. Moretti , R. Nevzorov

We have explored the possibilities of scenarios with heavy gluinos and light stops in supersymmetric (SUSY) standard models with extra vector-like multiplets. If we assume the hierarchical structure for soft masses of the minimal…

High Energy Physics - Phenomenology · Physics 2017-04-06 Junji Hisano , Wataru Kuramoto , Takumi Kuwahara

In the Minimal Supersymmetric Standard Model, the higgsinos can have masses around the electroweak scale, while the other supersymmetric particles have TeV-scale masses. This happens in models of gauge-mediated SUSY breaking with a high…

High Energy Physics - Phenomenology · Physics 2012-05-08 F. Brümmer

Local supersymmetry (SUSY) provides an attractive framework for the incorporation of gravity and unification of gauge interactions within Grand Unified Theories (GUTs). Its breakdown can lead to a variety of models with softly broken SUSY…

High Energy Physics - Phenomenology · Physics 2020-02-10 S. F. King , S. Moretti , R. Nevzorov

We discuss the spectrum of Higgs bosons in the framework of the exceptional supersymmetric standard model. The presence of a $Z'$ and exotic particles predicted by the exceptional SUSY model allows the lightest Higgs particle to be…

High Energy Physics - Phenomenology · Physics 2016-12-07 S. F. King , S. Moretti , R. Nevzorov

We perform global fits to the parameters of the Constrained Minimal Supersymmetric Standard Model (CMSSM) and to a variant with non-universal Higgs masses (NUHM1). In addition to constraints from low-energy precision observables and the…

High Energy Physics - Phenomenology · Physics 2019-08-13 Xavier Prudent

We investigate the phenomenology of Effective Supersymmetry (ESUSY) models wherein electroweak gauginos and third generation scalars have masses up to about 1~TeV while first and second generation scalars lie in the multi-TeV range. Such…

High Energy Physics - Phenomenology · Physics 2014-11-21 Howard Baer , Sabine Kraml , Andre Lessa , Sezen Sekmen , Xerxes Tata

The natural supersymmetry (SUSY) requires that stop, sbottom, and gluino be around one TeV or lighter. By using the direct SUSY search bounds from both ATLAS and CMS Collaborations, we examine the constraints on the natural SUSY in the Next…

High Energy Physics - Phenomenology · Physics 2014-01-29 Taoli Cheng , Jinmian Li , Tianjun Li , Qi-Shu Yan

The Exceptional Supersymmetric Standard Model (E$_6$SSM) is a low energy alternative to the MSSM with an extra $U(1)$ gauge symmetry and three generations of matter filling complete 27-plet representations of $E_6$. This provides both new D…

High Energy Physics - Phenomenology · Physics 2017-03-01 P. Athron , A. W. Thomas , S. J. Underwood , M. J. White

There is hope that the Large Hadron Collider (LHC) at CERN will tell us about the fate of supersymmetry at the TeVscale. Therefore we might try to identify our expectations for the discovery of SUSY, especially in the first years of…

High Energy Physics - Theory · Physics 2009-02-02 Hans Peter Nilles

We study the decays of the lightest Higgs boson within the exceptional supersymmetric (SUSY) standard model (E6SSM). The E6SSM predicts three families of Higgs-like doublets plus three SM singlets that carry U(1)_{N} charges. One family of…

High Energy Physics - Phenomenology · Physics 2011-12-30 J. P. Hall , S. F. King , R. Nevzorov , S. Pakvasa , M. Sher

We discuss several phenomenological aspects of the fully constrained version of the next-to-minimal supersymmetric extension of the standard model (cNMSSM). Assuming universal boundary conditions at a high energy scale for the soft…

High Energy Physics - Phenomenology · Physics 2009-04-17 A. Djouadi , U. Ellwanger , A. M. Teixeira

We review the result of SUSY parameter fits based on frequentist analyses of experimental constraints from electroweak precision data, (g-2)_mu, B-physics and cosmological data. We investigate the parameters of the constrained MSSM (CMSSM)…

High Energy Physics - Phenomenology · Physics 2010-12-13 S. Heinemeyer , G. Weiglein

The new SM-like Higgs boson discovered recently at the LHC, with mass $m_h \simeq$ 125 GeV, as well as the direct LHC bounds on the mass of superpartners, which are entering into the TeV range, suggest that the minimal surviving…

High Energy Physics - Phenomenology · Physics 2013-04-10 Ernesto Arganda , J. Lorenzo Diaz-Cruz , Alejandro Szynkman
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