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Reactor antineutrinos are used to study neutrino oscillation, search for signatures of non-standard neutrino interactions, and to monitor reactor operation for safeguard applications. The flux and energy spectrum of reactor antineutrinos…

High Energy Physics - Experiment · Physics 2013-05-01 K. M. Heeger , B. R. Littlejohn , H. P. Mumm , M. N. Tobin

We propose to measure the CP phase $\delta_{\rm CP}$, the magnitude of the neutrino mixing matrix element $|U_{e3}|$ and the sign of the atmopheric scale mass--squared difference $\Delta{\rm m}^2_{31}$ with a superbeam by the joint analysis…

High Energy Physics - Phenomenology · Physics 2009-11-07 K. Whisnant , Jin Min Yang , Bing-Lin Young

With the discovery of a modest size for the mixing angle $\theta_{13} \sim 9^\circ$ by the Daya Bay collaboration at $>$5 sigma (\cite{dayabay}) the science of neutrino oscillations has shifted to explicit demonstration of CP violation and…

High Energy Physics - Experiment · Physics 2012-03-20 M. Bishai , M. V. Diwan , S. Kettell , J. Stewart , B. Viren , E. Worchester , L. Whitehead

We propose a flexible and model independent parametrization of the neutrino mixing matrix, which takes advantage of the fact that there are up to three small quantities in neutrino mixing phenomenology: (i) the deviation from maximal mixing…

High Energy Physics - Phenomenology · Physics 2008-11-26 W. Rodejohann

For high energy long baseline neutrino oscillation experiments, we propose a Figure of Merit criterion to compare the statistical quality of experiments at various oscillation distances under the condition of identical detectors and a given…

High Energy Physics - Phenomenology · Physics 2009-11-07 Yifang Wang , Kerry Whisnant , Bing-Lin Young

We study what will be learnt about the solar neutrino puzzle and solar neutrino oscillations once the data from the KamLAND reactor neutrino experiment (soon to become available) are combined with those from the current solar neutrino…

High Energy Physics - Phenomenology · Physics 2009-11-07 André de Gouvêa , C. Peña-Garay

When solar neutrino and KamLAND data are analyzed separately one finds that, even though allowed regions of neutrino parameters overlap, the values of $\delta m^2$ and the mixing angle $\theta_{12}$ at the $\chi^2$ minima are different. We…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. B. Balantekin , D. Yilmaz

If the solution to the solar neutrino puzzle falls in the LMA region, KamLAND should be able to measure with good precision the corresponding oscillation parameters after a few years of data taking. Assuming a positive signal, we study…

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

A new facility to measure neutrino mass differences and mixing angles and neutrino-nucleus cross sections, such as the proposed ORLaND facility at Oak Ridge, would contribute to the experimental determination of vacuum mixing parameters and…

Astrophysics · Physics 2017-08-23 A. Mezzacappa

The primary goal of the Long-Baseline Neutrino Experiment (LBNE) is to measure the neutrino mixing matrix parameters. The design, optimized to search for CP violation and to determine the neutrino mass hierarchy, includes a large…

High Energy Physics - Experiment · Physics 2013-10-28 Matthew Bass , Daniel Cherdack , Robert J. Wilson

Recently, the JUNO experiment published its measurement of the solar neutrino oscillation parameters $\Delta m^2_{21}$ and $\sin^2\theta_{12}$ based on 59 days of data, with central values differing by $0.2\sigma$ from those released by the…

High Energy Physics - Experiment · Physics 2026-05-19 Guihong Huang

We investigate the impact of the 766.3 Ty KamLAND spectrum data on the determination of the solar neutrino oscillation parameters. We show that the observed spectrum distortion in the KamLAND experiment firmly establishes $\Delta m^2_{21}$…

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

The time variation of the elastic scattering rate of solar neutrinos with electrons in Super-Kamiokande-I was fit to the variations expected from active two-neutrino oscillations. The best fit in the Large Mixing Angle solution has a mixing…

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

We re-examine the sensitivity of solar neutrino oscillations to noise in the solar interior using the best current estimates of neutrino properties. Our results show that the measurement of neutrino properties at KamLAND provides new…

High Energy Physics - Phenomenology · Physics 2009-11-07 C. Burgess , N. S. Dzhalilov , M. Maltoni , T. I. Rashba , V. B. Semikoz , M. A. Tortola , J. W. F. Valle

We present an updated analysis of all available solar and reactor neutrino data, emphasizing in particular the totality of the KamLAND (314d live time) results and including for the first time the solar $SNO$ (391d live time, phase II…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. Antonelli , E. Torrente-Lujan

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 review the current status of the neutrino mass and mixing parameters needed to reconstruct the neutrino mass matrix. A comparative study of the precision in the measurement of oscillation parameters expected from the next generation…

High Energy Physics - Phenomenology · Physics 2016-09-06 Sandhya Choubey

As neutrino experiments are starting to probe the detailed structure of the neutrino mass matrix, we present sumrules relating its matrix elements for a class of models with approximate $L_e-L_{\mu}-L_{\tau}$ symmetry and the observables in…

High Energy Physics - Phenomenology · Physics 2015-06-25 H. S. Goh , R. N. Mohapatra , S. -P. Ng

We consider the detector size, location, depth, background, and radio-purity required of a mid-Pacific deep-ocean instrument to accomplish the twin goals of making a definitive measurement of the electron anti-neutrino flux due to uranium…

High Energy Physics - Experiment · Physics 2011-04-11 S. T. Dye , E. Guillian , J. G. Learned , J. Maricic , S. Matsuno , S. Pakvasa , G. Varner , M. Wilcox

After the KamLAND results, the remaining important targets in neutrino experiments are to measure still unknown 3 basic parameters; absolute neutrino mass scale, CP violation phase $\delta_{CP}$ and last mixing angle $\theta_{13}$. The…

High Energy Physics - Experiment · Physics 2017-08-23 F. Suekane , K. Inoue , T. Araki , K. Jongok