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Related papers: Charged Current Universality in the MSSM

200 papers

Anomaly mediated supersymmetry breaking implemented in the minimal supersymmetric standard model (MSSM) is known to suffer from the tachyonic slepton problem leading to breakdown of electric charge conservation. We show however that when…

High Energy Physics - Phenomenology · Physics 2008-11-26 Tatsuru Kikuchi , Takayuki Kubo

This study provides a brief overview of low-energy supersymmetry (SUSY) in light of current experimental constraints, such as collider searches, dark matter searches, and muon $g-2$ measurements. In addition, we survey a variety of low…

High Energy Physics - Phenomenology · Physics 2022-01-04 Fei Wang , Wenyu Wang , Jin Min Yang , Yang Zhang , Bin Zhu

We review the status of the phenomenology of light neutralinos in an effective Minimal Supersymmetric extension of the Standard Model (MSSM) at the electroweak scale, in light of new results obtained at the CERN Large Hadron Collider. First…

High Energy Physics - Phenomenology · Physics 2013-05-30 A. Bottino , N. Fornengo , S. Scopel

We discuss the radiative corrections to charged and neutral current deep-inelastic neutrino--nucleon scattering in the minimal supersymmetric standard model (MSSM). In particular, deviations from the Standard Model prediction for the ratios…

High Energy Physics - Phenomenology · Physics 2007-05-23 O. Brein , B. Koch , W. Hollik

The Minimal Supersymmetric extension of the Standard Model (MSSM) can provide the correct neutralino relic abundance and baryon number asymmetry of the universe. Both may be efficiently generated in the presence of CP violating phases,…

High Energy Physics - Phenomenology · Physics 2009-01-23 C. Balazs , M. Carena , A. Menon , D. E. Morrissey , C. E. M. Wagner

We review the most important aspects of the NMSSM, discussing the impact of the NMSSM on low-energy observables, for dark matter, as well as NMSSM specific signatures at colliders. We also briefly consider constrained realisations of the…

High Energy Physics - Phenomenology · Physics 2011-06-13 Ana M. Teixeira

The electroweak (EW) sector of the Minimal Supersymmetric Standard Model (MSSM) can account for a variety of experimental data. The lighest supersymmetric particle (LSP), which we take as the lightest neutralino, $\tilde \chi_1^0$, can…

High Energy Physics - Phenomenology · Physics 2021-07-30 Manimala Chakraborti , Sven Heinemeyer , Ipsita Saha

We review the available constraints on the low energy supersymmetry. The bulk of the electroweak data is well screened from supersymmetric loop effects, due to the structure of the theory, even with superpartners generically light, ${\cal…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. H. Chankowski

The potential of present and anticipated future electroweak precision data, including the Higgs boson and top quark masses, for testing quantum effects of the electroweak theory is investigated in the context of the Minimal Supersymmetric…

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

We perform a renormalisation group analysis of the next-to-minimal supersymmetric standard model (NMSSM) based on the following constraints: two-loop gauge coupling unification at a variable scale $M_X$, running the gauge couplings through…

High Energy Physics - Phenomenology · Physics 2009-10-28 T. Elliott , S. F. King , P. L. White

Supersymmetric standard model with softly broken lepton symmetry provides a suitable framework to accommodate the solar and atmospheric neutrino anomalies. This model contains a natural explanation for large mixing and hierarchal masses…

High Energy Physics - Phenomenology · Physics 2009-10-31 Anjan S. Joshipura , Sudhir K. Vempati

Recent LHC data significantly extend the exclusion limits for supersymmetric particles, particularly in the jets plus missing transverse momentum channels. The most recent such data have so far been interpreted by the experiment in only two…

High Energy Physics - Phenomenology · Physics 2015-05-30 B. C. Allanach , T. J. Khoo , K. Sakurai

This is a review of electroweak precision physics with particular emphasis on low-energy precision measurements in the neutral current sector of the electroweak theory and includes future experimental prospects and the theoretical…

High Energy Physics - Phenomenology · Physics 2015-06-15 Jens Erler , Shufang Su

We consider the constrained minimal supersymmetric standard model which emerges from one theory with a small deviation from Yukawa unification which is adequate for $\mu>0$. We show that this model possesses a wide and natural range of…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. E. Gomez , C. Pallis

We discuss the radiative corrections to charged and neutral current deep-inelastic neutrino--nucleon scattering in the minimal supersymmetric standard model (MSSM). In particular, we study deviations, delta_R^nu(nu-bar), from the Standard…

High Energy Physics - Phenomenology · Physics 2008-11-26 Oliver Brein , Wolfgang Hollik , Benjamin Koch

Low-energy supersymmetry is a theoretical extension of the Standard Model of particle physics in which supersymmetry is invoked to explain the origin of the electroweak scale. In this approach, the energy scale of supersymmetry breaking can…

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

We have calculated the two-loop strong interaction corrections to the chargino pole masses in the DRbar'-scheme in the Minimal Supersymmetric Standard Model (MSSM) with complex parameters. We have performed a detailed numerical analysis for…

High Energy Physics - Phenomenology · Physics 2008-11-26 R. Schofbeck , H. Eberl

Electroweak precision measurements can provide indirect information about the possible scale of supersymmetry already at the present level of accuracy. We update the present-day sensitivities of precision data using the new experimental…

High Energy Physics - Phenomenology · Physics 2009-11-11 J. Ellis , S. Heinemeyer , K. A. Olive , G. Weiglein

We review the loop effects of the low energy supersymmetry. The global success of the Standard Model rises two related questions: how strongly the mass scales of the superpartners are constrained and can they be, nevertheless, indirectly…

High Energy Physics - Phenomenology · Physics 2016-11-03 P. H. Chankowski , S. Pokorski

Neutrino oscillation experiments are known to be sensitive to Non-Standard Interactions (NSIs). We extend the NSI formalism to include one-loop effects. We discuss universal effects induced by corrections to the tree level W exchange, as…

High Energy Physics - Phenomenology · Physics 2015-05-20 Brando Bellazzini , Yuval Grossman , Itay Nachshon , Paride Paradisi