English
Related papers

Related papers: On Resolving the Dark LMA Solution at Neutrino Osc…

200 papers

We study neutrino oscillations and the level-crossing probability PLZ in power-law potential profiles A(r)\propto r^n. We give local and global adiabaticity conditions valid for all mixing angles theta and discuss different representations…

High Energy Physics - Phenomenology · Physics 2009-09-25 M. Kachelriess , A. Strumia , R. Tomas , J. W. F. Valle

The first KamLAND results are in a very good agreement with the predictions made on the basis of the solar neutrino data and the LMA realization of the MSW mechanism. We perform a combined analysis of the KamLAND (rate, spectrum) and the…

High Energy Physics - Phenomenology · Physics 2009-11-07 P. C. de Holanda , A. Yu. Smirnov

Deviations from expectations have been claimed for solar, atmospheric and high energy prompt neutrinos from charm decay. This information, supplemented only by the existing very good upper limits for oscillations of the $\nu_{\mu}$ at…

High Energy Physics - Phenomenology · Physics 2011-05-23 G. Conforto , A. Marchionni , F. Martelli , F. Vetrano , M. Lanfranchi , G. Torricelli-Ciamponi

The Dualized Standard Model has scored a number of successes in explaining the fermion mass hierarchy and mixing pattern. This note contains updates to those results including (a) an improved treatment of neutrino oscillation free from…

High Energy Physics - Phenomenology · Physics 2009-11-10 J Bordes , HM Chan , ST Tsou

An updated analysis of all available neutrino oscillation evidence in Solar experiments (SK day and night spectra, global rates from Homestake, SAGE and GALLEX) including the latest SNO CC and NC data is presented. Assuming that the shape…

High Energy Physics - Phenomenology · Physics 2007-06-22 P. Aliani , V. Antonelli , M. Picariello , R. Ferrari , E. Torrente-Lujan

Assuming positive observation of neutrinoless double bata decay together with the CHOOZ reactor bound, we derive constraints imposed on neutrino mixing parameters, the solar mixing angle \theta_{12} and the observable mass parameter < m…

High Energy Physics - Phenomenology · Physics 2017-08-23 Hisakazu Minakata , Hiroaki Sugiyama

Recent SNO results strongly favour the large mixing angle (LMA) MSW solar solution. We argue that there are only two technically natural low energy neutrino mass matrix structures consistent with the LMA MSW solution, corresponding to…

High Energy Physics - Phenomenology · Physics 2009-11-07 S. F. King

Systematic analysis of the determination of the value of leptonic CP-violating angle delta and the neutrino mass hierarchy sgn(delta m^2_31) by long baseline neutrino oscillation experiments is presented. We note the difficulty to…

High Energy Physics - Phenomenology · Physics 2008-11-26 Masafumi Koike , Masako Saito

We study the sensitivity of future medium baseline reactor antineutrino experiments on the neutrino mass hierarchy. By using the standard chi^2 analysis, we find that the sensitivity depends strongly on the baseline length L and the energy…

High Energy Physics - Phenomenology · Physics 2013-06-11 Shao-Feng Ge , Kaoru Hagiwara , Naotoshi Okamura , Yoshitaro Takaesu

We present a determination of the neutrino mass matrix which holds for values of the neutrinoless double beta decay effective mass m_{ee} larger than the neutrino mass differences. We find eight possible solutions and discuss for each one…

High Energy Physics - Phenomenology · Physics 2011-09-12 Thomas Hambye

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

An SU(3)_L x U(1)_N gauge model, where E^{-i} (i=1,2,3) as heavy leptons are placed in the third member of lepton triplets, is shown to provide the large mixing angle (LMA) MSW solution to the solar neutrino problem. By introducing…

High Energy Physics - Phenomenology · Physics 2009-11-07 Teruyuki Kitabayashi , Masaki Yasue

Recently a new method for determining the neutrino mass hierarchy by comparing the effective values of the atmospheric \Delta m^2 measured in the electron neutrino disappearance channel, \Delta m^2(ee), with the one measured in the muon…

High Energy Physics - Phenomenology · Physics 2008-11-26 H. Minakata , H. Nunokawa , S. J. Parke , R. Zukanovich Funchal

Determination of the value of the leptonic CP-violating phase deltaand the neutrino mass hierarchy sgn(dm2_31) through long baselineneutrino oscillation experiments is systematically analyzed. We notethat the two oscillation spectra are…

High Energy Physics - Phenomenology · Physics 2008-11-26 Masafumi Koike , Masako Saito

We analyze with the Bayesian method the solar and KamLAND neutrino data in terms of neutrino oscillations. We show that Bayesian credible regions with a flat prior in the tan^2(theta12)--(Delta m^2)_21 plane strongly support the LMA…

High Energy Physics - Phenomenology · Physics 2009-11-11 B. L. Chen , H. L. Ge , C. Giunti , Q. Y. Liu

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

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

An analysis of DAMA data (as reconstructed from DAMA publications) confirms the presence of an annual oscillation, but with a lower significance level than that claimed by DAMA. The phase of their signal is 0.39 +/- 0.02, corresponding to a…

High Energy Physics - Phenomenology · Physics 2012-10-30 Peter A. Sturrock , Ephraim Fischbach , Jere H. Jenkins , Rafael Lang , Jonathan Nistor

With the goal of identifying signatures that select specific neutrino oscillation parameters, we test the robustness of global oscillation solutions that fit all the available solar and reactor experimental data. We use three global…

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

In the minimal SU(3)_LxU(1)_N gauge model with a global L_e-L_mu-L_tau (=L') symmetry and a discrete Z_4 symmetry, it is found that the interplay between neutrinos and charged leptons contained in triplets of \psi^i=(\nu^i_L, \ell^i_L,…

High Energy Physics - Phenomenology · Physics 2011-07-19 Teruyuki Kitabayashi , Masaki Yasue
‹ Prev 1 4 5 6 7 8 10 Next ›