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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 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

The Kamioka Liquid-scintillator Anti-Neutrino Detector (KamLAND) has detected for the first time the disappearance of electron antineutrinos from a terrestrial source at the 99.95% C.L. Interpreted in terms of neutrino oscillations, the…

High Energy Physics - Experiment · Physics 2011-07-19 Jason Detwiler

Assuming the current best-fit solutions to the solar neutrino problem at large mixing angle, we briefly illustrate how prospective data from the Sudbury Neutrino Observatory (SNO) and from the Kamioka Liquid scintillator Anti-Neutrino…

High Energy Physics - Phenomenology · Physics 2016-09-06 G. L. Fogli , E. Lisi , A. Palazzo , A. M. Rotunno

We compare, using a three neutrino analysis, the allowed neutrino oscillation parameters and solar neutrino fluxes determined by the experimental data available Before and After Neutrino 2004. New data available after Neutrino2004 include…

High Energy Physics - Phenomenology · Physics 2014-11-17 John N. Bahcall , M. C. Gonzalez-Garcia , Carlos Pena-Garay

In the context of three-neutrino oscillations, we study the possibility of using antineutrinos from nuclear reactors to explore the 10^{-4} {\rm eV^2} < \ms \ltap 8\times 10^{-4} {\rm eV^2} region of the LMA MSW solution of the solar…

High Energy Physics - Phenomenology · Physics 2009-11-07 S. T. Petcov , M. Piai

The robustness of the large mixing angle (LMA) oscillation (OSC) interpretation of the solar neutrino data is considered in a more general framework where non-standard neutrino interactions (NSI) are present. Such interactions may be…

High Energy Physics - Phenomenology · Physics 2009-11-10 O. G. Miranda , M. A. Tortola , J. W. F. Valle

In this paper we study the physics potential of the KamLAND detector in probing neutrino oscillation parameters through observation of supernova neutrinos. In particular, we discuss the possibilities of probing the mixing angle…

High Energy Physics - Phenomenology · Physics 2007-05-23 Abhijit Bandyopadhyay , Sandhya Choubey , Srubabati Goswami , Kamales Kar

The neutrino parameters determined from the solar neutrino data and the anti-neutrino parameters determined from KamLAND reactor experiment are in good agreement with each other. However, the best fit points of the two sets differ from each…

High Energy Physics - Phenomenology · Physics 2011-01-25 Bipin Singh Koranga , Mohan Narayan , and S. Uma Sankar

A global two-neutrino oscillation fit combining Super-Kamiokande solar neutrino data with the solar neutrino rates measured by Homestake, Gallex/GNO, SAGE and SNO prefers a single allowed area, the Large Mixing Angle solution, at about 95%…

High Energy Physics - Experiment · Physics 2017-08-23 M. B. Smy

We elucidate effects of solar density fluctuations on neutrino propagation through the Sun. Using data from the recent solar neutrino and KamLAND experiments we provide stringent limits on solar density fluctuations. It is shown that the…

High Energy Physics - Phenomenology · Physics 2009-11-10 A. B. Balantekin , H. Yuksel

It was suggested that a tension between the mass-squared differences obtained from the solar neutrino and KamLAND experiments can be solved by introducing the non-standard flavor-dependent interaction in neutrino propagation. In this paper…

High Energy Physics - Phenomenology · Physics 2017-01-04 Shinya Fukasawa , Osamu Yasuda

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

Data from solar neutrino and KamLAND experiments have led to a discovery of nonzero neutrino masses. Here we investigate what these data can tell us about neutrino interactions with matter, including the poorly constrained flavor-changing…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alexander Friedland , Cecilia Lunardini , Carlos Pena-Garay

In this work we study the phenomenological consequences of the dependence of mass varying neutrinos on the neutrino density in the Sun, which we precisely compute in each point along the neutrino trajectory. We find that a generic…

High Energy Physics - Phenomenology · Physics 2009-11-11 Marco Cirelli , M. C. Gonzalez-Garcia , Carlos Pena-Garay

Insofar as the detection of anti-neutrinos from nuclear reactors is concerned, the SNO+ detector -- a 1 kilo-tonne liquid scintillator detector that inherits the experimental infrastructure from the recently finished SNO experiment -- is…

High Energy Physics - Phenomenology · Physics 2008-10-14 Eugene Guillian

The recent measurement of Delta_{sol} by the KamLAND experiment with very small errors, makes definitive predictions for the energy dependence of the solar neutrino survival probability P_{ee}. We fix Delta_{sol} to be the KamLAND best fit…

High Energy Physics - Phenomenology · Physics 2011-03-31 Bipin Singh Koranga , Mohan Narayan , S. Uma Sankar

We give an alternative description of the new data produced in the KamLAND experiment, assuming the existence of a natural nuclear reactor on the boundary of the liquid and solid phases of the Earth's core. Analyzing the uncertainty of…

In this Letter we show that the evidence for neutrino oscillations from the Super-Kamiokande atmospheric neutrino data fully determines the 3x3 neutrino-oscillations mixing matrix and predicts an energy independent solar neutrino deficit at…

High Energy Physics - Phenomenology · Physics 2011-02-07 Ion Stancu

We consider threshold effects on neutrino masses and mixings in a recently proposed model for understanding large solar and atmospheric mixing angles using radiative magnification for the case of quasi-degenerate neutrinos. We show that the…

High Energy Physics - Phenomenology · Physics 2009-11-11 R. N. Mohapatra , M. K. Parida , G. Rajasekaran