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We compute one loop neutrino masses in the R-parity violating Minimal Supersymmetric Model, including the bilinear R-parity violating masses in the mass insertion approximation. To the order we calculate, our results are independent of the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Sacha Davidson , Marta Losada

We review different contributions to the neutrino masses in the context of R-parity violating supersymmetry in a basis independent manner. We comment on the generic spectrum expected in such a scenario comparing different contributions.

High Energy Physics - Phenomenology · Physics 2009-11-10 Subhendu Rakshit

The simplest unified extension of the MSSM with bi-linear R--Parity violation naturally predicts a hierarchical neutrino mass spectrum, in which one neutrino acquires mass by mixing with neutralinos, while the other two get mass…

High Energy Physics - Phenomenology · Physics 2014-11-17 M. Hirsch , M. A. Diaz , W. Porod , J. C. Romao , J. W. F. Valle

In this lectures, we give a review about the Minimal Supersymmetric Standard Model (MSSM) with $R$-Parity Violation because it provides an attractive way to generate neutrino masses, lepton mixing angles in acconcordance to present neutrino…

High Energy Physics - Phenomenology · Physics 2022-04-13 M. C. Rodriguez

The simplest unified extension of the Minimal Supersymmetric Standard Model with bi-linear R-parity violation naturally predicts a hierarchical neutrino mass spectrum, suitable to explain atmospheric and solar neutrino fluxes. We study…

High Energy Physics - Phenomenology · Physics 2009-11-07 D. F. Carvalho , M. E. Gomez , J. C. Romao

Bilinear R-parity violation (BRPV) provides the simplest intrinsically supersymmetric neutrino mass generation scheme. While neutrino mixing parameters can be probed in high energy accelerators, they are unfortunately not predicted by the…

High Energy Physics - Phenomenology · Physics 2015-06-04 F. Bazzocchi , S. Morisi , E. Peinado , J. W. F. Valle , A. Vicente

Supersymmetric models with broken R-parity induced by lepton number violating terms provide a calculable framework for neutrino masses and mixings. Within models with bilinear R-parity breaking six new physical phases appear which are…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. Hirsch , T. Kernreiter , W. Porod

The lightest supersymmetric particle may decay with branching ratios that correlate with neutrino oscillation parameters. In this case the CERN Large Hadron Collider (LHC) has the potential to probe the atmospheric neutrino mixing angle…

High Energy Physics - Phenomenology · Physics 2014-11-21 F. De Campos , O. J. P. Eboli , M. Hirsch , M. B. Magro , W. Porod , D. Restrepo , J. W. F. Valle

We study extensions of supersymmetric models without R-parity which include an anomalous U(1)_H horizontal symmetry. Bilinear R-parity violating terms induce a neutrino mass at tree level of approximately $(\theta^2)^\delta$ eV where…

High Energy Physics - Phenomenology · Physics 2009-07-10 J. M. Mira , E. Nardi , D. A. Restrepo , J. W. F. Valle

In the Minimal Supersymmetric Standard Model with bilinear R-Parity violation, terms that violate R-Parity and lepton number are introduced in the superpotential, and sneutrino vacuum expectation values are induced. As a result, neutrino…

High Energy Physics - Phenomenology · Physics 2009-11-07 Marco A. Diaz , Roberto A. Lineros , Maximiliano A. Rivera

The existence of neutrino mass and mixing is a strong pointer towards physics beyond the standard model. An overview of the possibility of having neutrino masses in supersymmetric theories is attempted here. Some of the recent works…

High Energy Physics - Phenomenology · Physics 2007-05-23 Biswarup Mukhopadhyaya

We extend the minimal supersymmetric standard model with bilinear R-parity violation to include a pair of Higgs triplet superfields. The neutral components of the Higgs triplets develop small vacuum expectation values (VEVs) quadratic in…

High Energy Physics - Phenomenology · Physics 2009-06-25 D. Aristizabal Sierra , M. Hirsch , J. W. F. Valle , A. Villanova del Moral

We study the collider phenomenology of bilinear R-parity violating supergravity, the simplest effective model for supersymmetric neutrino masses accounting for the current neutrino oscillation data. At the CERN Large Hadron Collider the…

High Energy Physics - Phenomenology · Physics 2009-05-22 F. de Campos , O. J. P. Eboli , M. B. Magro , W. Porod , D. Restrepo , M. Hirsch , J. W. F. Valle

In supersymmetric models without $R$-parity neutrinos naturally become massive and mix with each other. We explore the predictions of a very restricted model with only three free parameters and find that this model naturally yields masses…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ralf Hempfling

We provide, in the R-parity violating supersymmetric standard model, a comprehensive analysis for sneutrino minimization from the one-loop effective scalar potential, and also for one-loop renormalized neutrino masses and mixing by…

High Energy Physics - Phenomenology · Physics 2009-10-31 Eung Jin Chun , Sin Kyu Kang

We propose a simple extension of the MSSM based on extra compact dimensions which includes an $SU(2) \otimes U(1)$ singlet superfield. The fermion present in this superfield is the sterile neutrino, which combines with one linear…

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

We consider the Minimal Supergravity Model with universality of scalar and gaugino masses plus an extra bilinear term in the superpotential which breaks R-Parity and lepton number. We explicitly check the consistency of this model with the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Marco Aurelio Diaz

We analyze the spectrum and mixing among neutrinos in the minimal supersymmetric standard model with explicit breaking of R parity. It is shown that ({\em i}) the mixing among neutrinos is naturally large and ({\em ii}) the non zero…

High Energy Physics - Phenomenology · Physics 2009-10-28 Anjan S. Joshipura , Marek Nowakowski

In this work, we explore a well motivated beyond the Standard Model scenario, namely, R-parity violating Supersymmetry, in the context of light neutrino masses and mixing. We assume that the R-parity is only broken by the lepton number…

High Energy Physics - Phenomenology · Physics 2024-02-07 Arghya Choudhury , Sourav Mitra , Arpita Mondal , Subhadeep Mondal

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