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Related papers: Global and Unified Analysis of Solar Neutrino Data

200 papers

We perform a global analysis of the latest solar neutrino data including the SNO result on the CC-event rate. This result further favors the LMA solution of the solar neutrino problem. The best fit values of parameters we find are: \Delta…

High Energy Physics - Phenomenology · Physics 2009-11-07 P. I. Krastev , A. Yu. Smirnov

We perform a fit of solar neutrino data in the framework of the two four-neutrino schemes that are compatible with the results of all neutrino oscillation experiments. These schemes allow simultaneous transitions of solar nu_e's into active…

High Energy Physics - Phenomenology · Physics 2009-10-31 C. Giunti , M. C. Gonzalez-Garcia , C. Pena-Garay

For active and sterile neutrinos, we present the globally allowed solutions for two neutrino oscillations. We include the SNO CC measurement and all other relevant solar neutrino and reactor data. Five active neutrino oscillation solutions…

High Energy Physics - Phenomenology · Physics 2010-05-28 John N. Bahcall , M. C. Gonzalez-Garcia , Carlos Pena-Garay

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

This article summarises the status of the solar neutrino oscillation phenomenology at the end of 2002 in the light of the SNO and KamLAND results. We first present the allowed areas obtained from global solar analysis and demonstrate the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Srubabati Goswami

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

The three neutrino Zee model and its extension including three active and one sterile species are studied in the light of new neutrino oscillation data. We obtain analytical relations for the mixing angle in solar oscillations in terms of…

High Energy Physics - Phenomenology · Physics 2009-11-07 Probir Roy , Sudhir K. Vempati

We review the status of the neutrino oscillation physics (as of June 2003), with a particular emphasis on the present knowledge of the neutrino mass-mixing parameters in a three generation approach. We consider first the nu_mu-->nu_tau…

High Energy Physics - Phenomenology · Physics 2009-11-10 G. L. Fogli , E. Lisi , A. Marrone , D. Montanino , A. Palazzo , A. M. Rotunno

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

After a brief summary of the neutrino oscillation formalism and the solar neutrino sources and experiments I discuss the matter effect on solar neutrino oscillation. Then I discuss how the resulting alternative solutions are experimentally…

High Energy Physics - Phenomenology · Physics 2015-06-25 D. P. Roy

We perform a global analysis in the framework of two active neutrino oscillations of all solar neutrino data, including the recent SNO day and night spectra (comprised of the charged current (CC), elastic scattering (ES) and neutral current…

High Energy Physics - Phenomenology · Physics 2009-09-15 V. Barger , D. Marfatia , K. Whisnant , B. P. Wood

We analyze the impact of recent solar, atmospheric and reactor data in the determination of the neutrino oscillation parameters, taking into account that both the solar nu_e and the atmospheric nu_mu may convert to a mixture of active and…

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

In this talk we present the update (including the recent SNO results) of our analysis of the neutrino oscillation solutions of the solar and atmospheric neutrino problems in the framework of four-neutrino mixing where a sterile neutrino is…

High Energy Physics - Phenomenology · Physics 2019-08-17 M. C. Gonzalez-Garcia , M. Maltoni , C. Peña-Garay

We analyze the expected signals of two future neutrino experiments, kamLAND and BOREXINO. We show that with just these experiments, we will hopefully be able to determine which of the existing solutions to the solar neutrino problem is the…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Aliani , V. Antonelli , R. Ferrari , M. Picariello , E. Torrente-Lujan

We present an analysis of the neutrino oscillation solutions of the solar neutrino problem in the framework of four-neutrino mixing where a sterile neutrino is added to the three standard ones. We perform a fit to the full data set…

High Energy Physics - Phenomenology · Physics 2009-10-31 C. Giunti , M. C. Gonzalez-Garcia , C. Peña-Garay

(Abridged.) We present a thorough analysis of the current solar neutrino data, in the context of two-flavor active neutrino oscillations. We aim at performing an accurate and exhaustive statistical treatment of both the input and the output…

High Energy Physics - Phenomenology · Physics 2009-10-07 G. L. Fogli , E. Lisi , A. Marrone , D. Montanino , A. Palazzo

We present "Before and After" global oscillation solutions, as well as predicted "Before and After" values and ranges for ten future solar neutrino observables (for BOREXINO, KamLAND, SNO, and a generic p-p neutrino detector). We have…

High Energy Physics - Phenomenology · Physics 2009-11-07 John N. Bahcall , M. C. Gonzalez-Garcia , Carlos Peña-Garay

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 study the implication of the first neutral current (NC) data from SNO. We perform model independent and model dependent analyses of the solar neutrino data. The inclusion of the first SNO NC data in the model independent analysis…

High Energy Physics - Phenomenology · Physics 2007-05-23 Sandhya Choubey , Abhijit Bandyopadhyay , Srubabati Goswami , D. P. Roy

We present an analysis of the neutrino oscillation solutions of the solar and atmospheric neutrino problems in the framework of four-neutrino mixing where a sterile neutrino is added to the three standard ones and the mass spectra presents…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. C. Gonzalez-Garcia , M. Maltoni , C. Peña-Garay
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