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The $^8$B solar neutrino flux as measured by Super-Kamiokande is consistent with the $^{37}$Ar production rate in $^{37}$Cl at Homestake. GALLEX and SAGE, continue to observe $^{71}$Ge production rates in $^{71}$Ga that are consistent with…

Astrophysics · Physics 2011-04-15 Arnon Dar , Giora Shaviv

The Sudbury Neutrino Observatory (SNO) has precisely determined the total active (nu_x) 8B solar neutrino flux without assumptions about the energy dependence of the nu_e survival probability. The measurements were made with dissolved NaCl…

Nuclear Experiment · Physics 2012-08-27 SNO Collaboration

The existing measurements of the solar neutrino flux are compared with the predictions of all models capable of reproducing the other solar observables. These predictions are supplemented by the hypothesis of neutrino oscillations with mass…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Conforto , C. Grimani , F. Martelli , F. Vetrano

We explore a novel possibility of determining the solar model parameters, which serve as input in the calculations of the solar neutrino fluxes, by exploiting the data from direct measurements of the fluxes. More specifically, we use the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Abhijit Bandyopadhyay , Sandhya Choubey , Srubabati Goswami , S. T. Petcov

We extract information on the fluxes of Be and CNO neutrinos directly from solar neutrino experiments, with minimal assumptions about solar models. Next we compare these results with solar models, both standard and non standard ones.…

High Energy Physics - Phenomenology · Physics 2011-01-04 E. Calabresu , G. Fiorentini , M. Lissia , B. Ricci

We report the direct measurement of the ^7Be solar neutrino signal rate performed with the Borexino detector at the Laboratori Nazionali del Gran Sasso. The interaction rate of the 0.862 MeV ^7Be neutrinos is 49+-3(stat)+-4(syst)…

Astrophysics · Physics 2012-08-27 The Borexino Collaboration

This article describes the seven experiments Homestake, Kamiokande, SAGE, GALLEX, Super-Kamiokande, GNO and SNO which have so far provided data on the measurement of the solar neutrino fluxes. The detection mechanism, the salient features…

High Energy Physics - Phenomenology · Physics 2007-05-23 Srubabati Goswami

Upper limits on the \nuebar flux at the Sudbury Neutrino Observatory have been set based on the \nuebar charged-current reaction on deuterium. The reaction produces a positron and two neutrons in coincidence. This distinctive signature…

High Energy Physics - Experiment · Physics 2012-08-27 SNO Collaboration

An imroved standard solar model, with more accurate input parameters and more accurate treatment of plasma physics effects, predicts a solar neutrino flux which is consistent within experimental uncertainties with the solar neutrino…

Astrophysics · Physics 2009-09-25 Arnon Dar , Giora Shaviv

The neutrino flux from the sun is predicted to have a CNO-cycle contribution as well as the known pp-chain component. Previously, only the fluxes from beta+ decays of 13N, 15O, and 17F have been calculated in detail. Another neutrino…

High Energy Physics - Phenomenology · Physics 2009-11-10 L. C. Stonehill , J. A. Formaggio , R. G. H. Robertson

It has recently been shown that the neutrino can have non-zero electric charge in a number of gauge theories, including the Minimal Standard Model. Assuming non-zero neutrino charge, we develop a new approach to the solar neutrino problem.…

High Energy Physics - Phenomenology · Physics 2011-07-19 A. Yu. Ignatiev , G. C. Joshi

Standard solar models (SSMs) provide a reference framework across a number of research fields: solar and stellar models, solar neutrinos, particle physics the most conspicuous among them. The accuracy of the physical description of the…

Solar and Stellar Astrophysics · Physics 2016-05-04 Aldo Serenelli

A precise test of the theory of stellar evolution can be performed by measuring the difference in average energy between the neutrino line produced by ${\rm ^7Be}$ electron capture in the solar interior and the corresponding neutrino line…

High Energy Physics - Phenomenology · Physics 2009-10-22 John N. Bahcall

We consider the most general solar model, using the neutrino fluxes as free parameters constrained only by the solar luminosity, and show that the combined solar neutrino data exclude any astrophysical solution at 98\% C.L.\ Our best fit to…

High Energy Physics - Phenomenology · Physics 2009-04-13 S. Bludman , N. Hata , P. Langacker

The first lecture describes the conflicts between the combined standard model (minimal electroweak and solar) predictions and the results of solar neutrino experiments. The second lecture discusses the possibilities for detecting with solar…

High Energy Physics - Phenomenology · Physics 2007-05-23 John Bahcall

We show that the Deep Underground Neutrino Experiment (DUNE), with significant but feasible new efforts, has the potential to deliver world-leading results in solar neutrinos. With a 100 kton-year exposure, DUNE could detect $\gtrsim 10^5$…

High Energy Physics - Phenomenology · Physics 2020-07-27 Francesco Capozzi , Shirley Weishi Li , Guanying Zhu , John F. Beacom

We discuss here what model independent information about properties of neutrinos and of the sun can be obtained from future solar neutrino experiments (SNO, Super-Kamiokande). It is shown that in the general case of transitions of solar…

High Energy Physics - Phenomenology · Physics 2011-05-23 S. M. Bilenky , C. Giunti

In the first part of this report we present the results of a model independent analysis of the existing solar neutrino data. We obtained forbidden regions in the plane of the parameters Delta m^2 and sin^2 2 theta in two cases: A) Without…

High Energy Physics - Phenomenology · Physics 2008-02-03 S. M. Bilenky , C. Giunti

In this brief review we discuss the possibility of studying the solar interior by means of neutrinos, in the light of the enormous progress of neutrino physics in the last few years. The temperature near the solar center can be extracted…

Astrophysics · Physics 2007-05-23 G. Fiorentini , B. Ricci

We have evolved 10,000 solar models using 21 input parameters that are randomly drawn for each model from separate probability distributions for every parameter. We use the results of these models to determine the theoretical uncertainties…

Astrophysics · Physics 2008-11-26 John N. Bahcall , Aldo M. Serenelli , Sarbani Basu