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Related papers: Are solar neutrino oscillations robust?

200 papers

We explore whether KamLAND and solar data may end up inconsistent when analyzed in terms of two-flavor neutrino oscillations. If this turned out to be the case, one would be led to conclude that there is more new physics, besides neutrino…

High Energy Physics - Phenomenology · Physics 2008-11-26 Andre de Gouvea , Carlos Pena-Garay

We present a global analysis of all the available solar neutrino data treating consistently the 8B and hep neutrino fluxes as free parameters. The analysis reveals at 99.7% C.L. eight currently-allowed discrete regions in two-neutrino…

High Energy Physics - Phenomenology · Physics 2010-02-03 John N. Bahcall , Plamen I. Krastev , Alexei Yu. Smirnov

We quantify our present knowledge of the size and flavor structure of non-standard neutrino interactions which affect the matter background in the evolution of solar, atmospheric, reactor and long-baseline accelerator neutrinos as…

High Energy Physics - Phenomenology · Physics 2020-10-05 Ivan Esteban , M. C. Gonzalez-Garcia , Michele Maltoni , Ivan Martinez-Soler , Jordi Salvado

We review the present status of global analyses of neutrino oscillations, taking into account the most recent neutrino data including the latest KamLAND and K2K updates presented at Neutrino2004, as well as state-of-the-art solar and…

High Energy Physics - Phenomenology · Physics 2009-09-17 M. Maltoni , T. Schwetz , M. A. Tortola , J. W. F. Valle

We analyze a model based on SUSY SO(10) combined with SU(2) family symmetry and symmetric mass matrices constructed by the authors recently. Previously, only the parameter space for the LOW and vacuum oscillation (VO) solutions was…

High Energy Physics - Phenomenology · Physics 2009-11-07 Mu-Chun Chen , K. T. Mahanthappa

We study the possibility of texture zeros in Majorana light neutrino mass matrix in the light of dark large mixing angle (DLMA) solution to solar neutrino problem where solar mixing angle ($\sin^2{\theta_{12}}\simeq 0.7 $) lies in the…

High Energy Physics - Phenomenology · Physics 2020-12-02 Happy Borgohain , Debasish Borah

We determine the neutrino parameters for MSW and vacuum oscillations (active and sterile neutrinos) that are allowed by the separate, and collective, imposition of the constraints from total event rates in the chlorine, GALLEX, SAGE, and…

High Energy Physics - Phenomenology · Physics 2009-03-02 J. N. Bahcall , P. I. Krastev , A. Yu. Smirnov

We analyze the cumulative data from the latest SNO, KamLAND and other solar neutrino experiments in the standard scenario of three oscillating active neutrinos. We determine the solar neutrino oscillation parameters and obtain new bounds on…

High Energy Physics - Phenomenology · Physics 2009-09-15 A. B. Balantekin , V. Barger , D. Marfatia , S. Pakvasa , H. Yuksel

We have analysed the recent results from the observation of charged current \nu_e d \to e^- p p events from solar neutrinos by the Sudbury Neutrino Observatory SNO assuming neutrino oscillations with three active flavours. The data seem to…

High Energy Physics - Phenomenology · Physics 2009-11-07 C. V. K. Baba , D. Indumathi , M. V. N. Murthy

We suggest that the Large Mixing Angle MSW solar solution, whose unique physical status is confidently supported by the recent results from KamLAND experiments, gets its justification in the fermion universality, interpreted for neutrinos…

High Energy Physics - Phenomenology · Physics 2007-05-23 Wojciech Krolikowski

We study the impact of neutrino oscillations on the interpretation of the supernova (SN) 1987A neutrino signal by means of a maximum-likelihood analysis. We focus on oscillations between $\overline\nu_e$ with $\overline\nu_\mu$ or…

Astrophysics · Physics 2014-10-13 B. Jegerlehner , F. Neubig , G. Raffelt

We investigate the implications of the SNO charged-current (CC) and electron scattering (ES) measurements of solar \br neutrino fluxes for neutrino mass and mixing parameters by performing a global and unified $\chi^2$ analysis of the solar…

High Energy Physics - Phenomenology · Physics 2009-11-07 Abhijit Bandyopadhyay , Sandhya Choubey , Srubabati Goswami , Kamales Kar

A number of different fits to solar neutrino mixing and mass square difference were performed using 1496 days of Super-Kamiokande-I's solar neutrino data. These data select two allowed areas at large neutrino mixing when combined with…

High Energy Physics - Experiment · Physics 2008-11-26 Kamiokande Collaboration

We present an updated global analysis of two-flavor MSW solutions to the solar neutrino problem in terms of conversions of nu_e into active or sterile neutrinos. We perform a fit to the full data set corresponding to the 825-day…

High Energy Physics - Phenomenology · Physics 2009-09-17 M. C. Gonzalez-Garcia , P. C. de Holanda , C. Peña-Garay , J. W. F. Valle

We study the sensitivity of atmospheric neutrino experiments to the neutrino non-standard interactions (NSI) which is motivated by the tension between the two mass squared differences extracted from the KamLAND and solar neutrino…

High Energy Physics - Phenomenology · Physics 2016-09-26 Shinya Fukasawa

Assuming neutrino oscillations, global analyses of solar data find that the LOW solution is significantly disfavoured, leaving LMA as the best solution. But the preference for LMA rests on three weak hints: the spectrum of earth matter…

High Energy Physics - Phenomenology · Physics 2009-10-09 Alessandro Strumia , Carla Cattadori , Nicola Ferrari , Francesco Vissani

We review the potential of long and intermediate baseline reactor neutrino experiments in measuring the mass and mixing parameters. The KamLAND experiment can measure the solar mass squared difference very precisely. However it is not at…

High Energy Physics - Phenomenology · Physics 2009-11-10 Sandhya Choubey

In this work we study the phenomenological consequences of the existence of long-range forces coupled to lepton flavour numbers in solar neutrino oscillations. We study electronic forces mediated by scalar, vector or tensor neutral bosons…

High Energy Physics - Phenomenology · Physics 2010-10-27 M C Gonzalez-Garcia , P C~de Holanda , E Masso , R. Zukanovich Funchal

The anomalously slow rotation of the solar core is just one from a remarkable lists of fundamental indications showing that the solar core is somehow coupled to the surface activity cycle. On the other hand, the atmospheric, LSND and solar…

Astrophysics · Physics 2007-05-23 Attila Grandpierre

The recent detection of the solar neutrino background at Dark Matter direct detection experiments paves the way to fully explore an important degeneracy in neutrino oscillations in the presence of new interactions, named the LMA-Dark…

High Energy Physics - Phenomenology · Physics 2025-12-02 Julia Gehrlein , Tanmay Kushwaha
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