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Related papers: The R-Parity Violating Minimal Supergravity Model

200 papers

The Minimal Supersymmetric Standard Model with gauge mediated supersymmetry breaking and trilinear R-parity violation is applied to the description of neutrinoless double beta decay. A detailed study of limits on the parameter space coming…

High Energy Physics - Phenomenology · Physics 2009-11-10 M. Gozdz , Wieslaw A. Kaminski , A. Wodecki

We reconsider the possibility of spontaneous breaking of $R$ parity in the Minimal Supersymmetric Standard Model. By a renormalization group analysis we find the parameter space in which a sneutrino gets a vacuum expectation value, leading…

High Energy Physics - Phenomenology · Physics 2009-10-22 D. Comelli , A. Masiero , M. Pietroni , A. Riotto

We consider the most general supersymmetric model with minimal particle content and an additional discrete Z_3 symmetry (instead of R-parity), which allows lepton number violating terms and results in non-zero Majorana neutrino masses. We…

High Energy Physics - Phenomenology · Physics 2009-11-11 Athanasios Dedes , Steven Rimmer , Janusz Rosiek

Results are presented from searches for R-parity-violating supersymmetry in events produced in pp collisions at sqrt(s) = 8 TeV at the LHC. Final states with 0, 1, 2, or multiple leptons are considered independently. The analysis is…

High Energy Physics - Experiment · Physics 2017-01-04 CMS Collaboration

In supersymmetric theories, sneutrino--anti-sneutrino mixing can occur with the oscillation time $\sim 0.01$ ps corresponding the atmospheric neutrino mass scale $\sim 0.05$ eV. We explore the possibility of observing sneutrino oscillation…

High Energy Physics - Phenomenology · Physics 2014-11-17 Eung Jin Chun

We investigate signals of the lightest neutral Higgs in an R-parity violating supersymmetric model through the vector boson fusion mechanism. Assuming that R-parity is violated through lepton number, and locating regions in the parameter…

High Energy Physics - Phenomenology · Physics 2009-10-31 Anindya Datta , Partha Konar , Biswarup Mukhopadhyaya

Supersymmetric models with bilinear R-parity violation (BRPV) can account for the observed neutrino masses and mixing parameters indicated by neutrino oscillation data. We consider minimal supergravity versions of BRPV where the lightest…

High Energy Physics - Phenomenology · Physics 2013-05-30 F. de Campos , O. J. P. Éboli , M. B. Magro , W. Porod , D. Restrepo , S. P. Das , M. Hirsch , J. W. F. Valle

Supersymmetry with bilinear R-parity violation provides a predictive framework for neutrino masses and mixings in agreement with current neutrino oscillation data. The model leads to striking signals at future colliders through the R-parity…

High Energy Physics - Phenomenology · Physics 2009-09-17 M. Hirsch , W. Porod , J. C. Romao , J. W. F. Valle

The origin of neutrino masses is currently one of the most intriguing questions of particle physics and many extensions of the Standard Model have been proposed in that direction. This experimental evidence is a very robust indication of…

High Energy Physics - Phenomenology · Physics 2015-03-19 Avelino Vicente

In this article, we probe the trilinear $R$-parity violating (RPV) supersymmetric (SUSY) scenarios with specific nonzero interactions in the light of neutrino oscillation, Higgs, and flavor observables. We attempt to fit the set of…

High Energy Physics - Phenomenology · Physics 2025-07-23 Arghya Choudhury , Sourav Mitra , Arpita Mondal , Subhadeep Mondal

The simplest unified extension of the Minimal Supersymmetric Standard Model with bilinear R--Parity violation provides a predictive scheme for neutrino masses which can account for the observed atmospheric and solar neutrino…

High Energy Physics - Phenomenology · Physics 2017-08-23 Jorge C. Romao

We make a frequentist analysis of the parameter space of minimal supergravity (mSUGRA), in which, as well as the gaugino and scalar soft supersymmetry-breaking parameters being universal, there is a specific relation between the trilinear,…

High Energy Physics - Phenomenology · Physics 2011-03-28 O. Buchmueller , R. Cavanaugh , D. Colling , A. De Roeck , M. J. Dolan , J. R. Ellis , H. Flächer , S. Heinemeyer , K. A. Olive , S. Rogerson , F. J. Ronga , G. Weiglein

Using the neutrino oscillations and neutrinoless double beta decay experimental data we reconstructed an upper limit for the three generation neutrino mass matrix. We compared this matrix with the predictions of the minimal…

High Energy Physics - Phenomenology · Physics 2009-10-31 O. Haug , J. D. Vergados , Amand Faessler , S. Kovalenko

The simplest unified extension of the Minimal Supersymmetric Standard Model with bilinear R--Parity violation provides a predictive scheme for neutrino masses which can account for the observed atmospheric and solar neutrino parameters.…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. C. Romao

We show how Bilinear R-Parity violation within the Minimal Supersymmetric Standard Model can solve the atmospheric and solar neutrino problems by generating naturally small and hierarchical neutrino masses, together with neutrino mixing…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Hirsch , M. A. Diaz , W. Porod , J. C. Romao , J. W. F. Valle

We discuss the phenomenology of the lightest neutralino in models where an effective bilinear term in the superpotential parametrizes the explicit breaking of R-parity. We consider supergravity scenarios where the lightest supersymmetric…

High Energy Physics - Phenomenology · Physics 2009-09-17 A. Bartl , W. Porod , D. Restrepo , J. Romao , J. W. F. Valle

We study the pattern of gluino cascade decays in a class of supersymmetric models where R-parity is spontaneously broken. We give a detailed discussion of the R-parity violating decays of the lightest neutralino, the second lightest…

High Energy Physics - Phenomenology · Physics 2009-09-17 A. Bartl , W. Porod , F. de Campos , M. A. Garcia-Jareno , M. B. Magro , J. W. F. Valle , W. Majerotto

We have developed an efficient formulation for the study of the generic supersymmetric standard model, which admits all kind of R-parity violating terms. Using the formulation, we discuss all sources of fermion dipole moment contributions…

High Energy Physics - Phenomenology · Physics 2007-05-23 Otto C. W. Kong

R parity violating trilinear couplings $\lambda'_{1jk}$ of the minimal supersymmetric standard model (MSSM) are constrained from the limit on the electron neutrino mass. Strong limits on these couplings follow from the earlier neglected…

High Energy Physics - Phenomenology · Physics 2011-01-13 Anjan S. Joshipura , V. Ravindran , Sudhir K. Vempati

A search for pair-produced scalar fermions under the assumption that R-parity is not conserved has been performed using data collected with the OPAL detector at LEP. The data samples analysed correspond to an integrated luminosity of about…

High Energy Physics - Experiment · Physics 2009-09-29 The OPAL collaboration , G. Abbiendi