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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

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 anomalies.…

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

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

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

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

High Energy Physics - Phenomenology · Physics 2008-11-26 J. C. Romao , M. A. Diaz , M. Hirsch , W. Porod , J. W. F Valle

R-parity violation in the supersymmetric standard model can be the source of neutrino masses and mixing. We analyze the neutrino mass matrix coming from either bilinear or trilinear R-parity violation and its collider signatures, assuming…

High Energy Physics - Phenomenology · Physics 2016-09-06 E. J. Chun , D. W. Jung , S. K. Kang , J. D. Park

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

The solar and atmospheric neutrino anomalies constitute the only solid and most remarkable evidence for physics beyond the Standard Model, indicating that the lepton mixing matrix is fundamentally distinct from that describing the quarks.…

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

We review supersymmetric models where R-parity is broken either explicitly or spontaneously. The simplest unified extension of the MSSM with explicit bilinear R--Parity violation provides a predictive scheme for neutrino masses and mixings…

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

We review models for neutrino mass, with special emphasis in supersymmetric models where R-parity is broken either explicitly or spontaneously. The simplest unified extension of the MSSM with explicit bilinear R-parity violation provides a…

High Energy Physics - Phenomenology · Physics 2007-10-31 Jorge C. Romao

R-parity violation in the supersymmetric standard model could be the origin of neutrino masses and mixing accounting for the atmospheric and solar neutrino oscillations. More interestingly, this hypothesis may be tested in future colliders…

High Energy Physics - Phenomenology · Physics 2016-11-03 Eung Jin Chun

We show that a supersymmetric standard model exhibiting anomaly mediated supersymmetry breaking can generate naturally the observed neutrino mass spectrum as well mixings when we include bilinear R-parity violation interactions. In this…

High Energy Physics - Phenomenology · Physics 2009-11-10 F. de Campos , M. A. Diaz , O. J. P. Eboli , R. A. Lineros , M. B. Magro , P. G. Mercadante

Neutrino masses and their mixing are studied in detail in the framework of a supersymmetric standard model with bilinear R-parity violation. In this scenario, the mixing matrix among the neutrinos is in a restrictive form. We find that only…

High Energy Physics - Phenomenology · Physics 2008-11-26 Fumihiro Takayama , Masahiro Yamaguchi

We investigate how the observed neutrino data can be accommodated by R-parity violation in Split Supersymmetry. The atmospheric neutrino mass and mixing are explained by the bilinear parameters $\xi_i$ inducing the neutrino-neutralino…

High Energy Physics - Phenomenology · Physics 2009-11-10 Eung Jin Chun , Seong Chan Park

We consider the neutrino oscillations within the minimal supersymmetric standard model with R-parity violation. The Super-Kamiokande atmospheric neutrino data are used to set limits on the bilinear R-parity violating terms. These very…

High Energy Physics - Phenomenology · Physics 2009-10-31 Vadim Bednyakov , Amand Faessler , Sergey Kovalenko

In supersymmetric models neutrino data can be explained by R-parity violating operators which violate lepton number by one unit. The so called bilinear model can account for the observed neutrino data and predicts at the same time several…

High Energy Physics - Phenomenology · Physics 2011-12-15 Frank Thomas , Werner Porod

We study the R-parity violating minimal supergravity models accounting for the observed neutrino masses and mixing, which can be tested in future collider experiments. The bi-large mixing can be explained by allowing five dominant…

High Energy Physics - Phenomenology · Physics 2009-11-10 Dong-Won Jung , Sin Kyu Kang , Jong Dae Park , Eung Jin Chun

We analyse an extension of the minimal supersymmetric standard model including the dominant trilinear and bilinear R-parity violating contributions. We take the trilinear terms from the superpotential and the bilinear terms from the…

High Energy Physics - Phenomenology · Physics 2009-11-07 Asmaa Abada , Gautam Bhattacharyya , Marta Losada

In the context of the minimal supersymmetric standard model, nonzero neutrino masses and mixing can be generated through renormalizable lepton number (and thus R-parity) violating operators. It is examined whether neutrino mass matrices…

High Energy Physics - Phenomenology · Physics 2009-10-31 E. J. Chun , S. K. Kang , C. W. Kim , U. W. Lee

Low energy supersymmetry with bilinear breaking of R-parity leads to a weak-scale seesaw mechanism for the atmospheric neutrino scale and a radiative mechanism for the solar neutrino scale. The model has striking implications for collider…

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

Neutrino masses and mixing are generated in a supersymmetric standard model when R-parity is violated in bilinear mass terms. The mixing matrix among the neutrinos takes a restrictive form if the lepton flavor universality holds in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Fumihiro Takayama , Masahiro Yamaguchi
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