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Related papers: The Last Neutrino Mixing angle theta13

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We perform a global analysis of neutrino oscillation data, including high-precision measurements of the neutrino mixing angle theta_13 at reactor experiments, which have confirmed previous indications in favor of theta_13>0. Recent data…

High Energy Physics - Phenomenology · Physics 2013-05-30 G. L. Fogli , E. Lisi , A. Marrone , D. Montanino , A. Palazzo , A. M. Rotunno

Implications of recently measured leptonic mixing angle $\theta_{13}$ as well as the other two mixing angles have been examined for Fritzsch-like mass matrices with minimal texture for Dirac neutrinos. Interestingly, the existing data seems…

High Energy Physics - Phenomenology · Physics 2015-03-16 Priyanka Fakay , Samandeep Sharma , Gulsheen Ahuja , Manmohan Gupta

The recent neutrino data converge towards a 3$\nu$ scheme with two large and one small mixing angles. Their implications for model-building are discussed. Some possible components of a flavor symmetry over quarks and leptons are singled…

High Energy Physics - Phenomenology · Physics 2007-05-23 Fu-Sin Ling

In this addendum to arXiv:1103.0734 we consider the recent results from long-baseline $\nu_\mu\to\nu_e$ searches at the T2K and MINOS experiments and investigate their implications for the mixing angle $\theta_{13}$ and the leptonic Dirac…

High Energy Physics - Phenomenology · Physics 2015-05-30 Thomas Schwetz , Mariam Tortola , J. W. F. Valle

Nailing down the unknown neutrino mixing angle theta_13 is one of the most important goals in current lepton physics. In this context, we perform a global analysis of neutrino oscillation data, focusing on theta_13, and including recent…

High Energy Physics - Phenomenology · Physics 2010-04-06 G. L. Fogli , E. Lisi , A. Marrone , A. Palazzo , A. M. Rotunno

We provide a short summary of three-flavour neutrino oscillation parameters as determined from a global fit to 2008 data, and we comment on possible hints in favour of a non-zero value of the mixing angle theta_{13} found in…

High Energy Physics - Phenomenology · Physics 2010-02-17 Michele Maltoni , Thomas Schwetz

Using the result of the three flavor analysis of the old Kamiokande data, the recent Superkamiokande data of atmospheric neutrinos and the CHOOZ reactor data, it is shown that the third mixing angle $\theta_{13}$ is small. It is proposed to…

High Energy Physics - Phenomenology · Physics 2011-04-15 Osamu Yasuda

At the previous Venice meeting NO-VE 2008, we discussed possible hints in favor of a nonzero value for the unknown neutrino mixing angle theta(13), emerging from the combination of solar and long-baseline reactor data, as well as from the…

High Energy Physics - Phenomenology · Physics 2009-07-16 G. L. Fogli , E. Lisi , A. Marrone , A. Palazzo , A. M. Rotunno

We review the current-generation short-baseline reactor neutrino experiments that have firmly established the third neutrino mixing angle $\theta_{13}$ to be non-zero. The relative large value of $\theta_{13}$ (around 9$^\circ$) has opened…

High Energy Physics - Experiment · Physics 2014-05-29 X. Qian , W. Wang

The moderately large measured value of theta13 signals a departure from the approximate two-flavour oscillation framework. As a consequence, the relation between the value of theta23 in nature, and the mixing angle measured in muon neutrino…

High Energy Physics - Phenomenology · Physics 2013-06-26 Sushant K. Raut

The recent T2K and MINOS indications for a "large" theta_13 neutrino mixing angle can be accommodated in principle by an infinite number of Yukawa flavour structures in the seesaw model. Without considering any explicit flavour symmetry,…

High Energy Physics - Phenomenology · Physics 2015-05-28 Xiaoyong Chu , Mikael Dhen , Thomas Hambye

The binary tetrahedral group ($T^{'}$) has provided the most successful flavour symmetry in understanding simultaneously the three mixing angles both for quarks in the CKM matrix and for neutrinos in the PMNS matrix. One prediction,…

High Energy Physics - Phenomenology · Physics 2023-09-07 Claudio Corianò , Paul H. Frampton , Pietro Santorelli

We introduce a new texture for neutrino mixing named Tri-Permuting (TP) mixing matrix. This pattern is characterized by maximal solar and atmospheric angles and by a large reactor angle satisfying sin(theta_13)=1/3. The correct lepton…

High Energy Physics - Phenomenology · Physics 2015-03-19 F. Bazzocchi

Stimulated by recent T2K indications on a surprisingly large neutrino mixing theta_13 angle we suggest that this last unknown angle is not independent but determined by the known large solar and atmospheric neutrino oscillation angles via…

General Physics · Physics 2013-02-11 E. M. Lipmanov

Recent neutrino oscillation data hint that the smallest neutrino mixing angle theta_{13} is possible to lie in the range 5^\circ \lesssim \theta_{13} \lesssim 12^\circ. We show that reasonable perturbations to the democratic mixing pattern,…

High Energy Physics - Phenomenology · Physics 2011-01-27 Zhi-zhong Xing

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

Several experiments have sought evidence for neutrino mass and mixing via the phenomenon of neutrino flavor oscillations. In a three neutrino model, these oscillations are described by three angles, two mass splittings, and one CP violating…

High Energy Physics - Experiment · Physics 2007-05-23 M. D. Messier

We show that all mixing angles are determined, within experimental uncertainty, by a product of SU(2) horizontal symmetries intimately linked to the algebra of weak neutral currents. This concerns: on one hand, the three quark mixing…

High Energy Physics - Phenomenology · Physics 2007-06-13 Quentin Duret , Bruno Machet

We study finite quantum corrections for several well known neutrino mixing matrices and find that it is hard to account for the large value of \theta_13 recently reported by T2K and MINOS. To nicely reproduce all experimentally favored…

High Energy Physics - Phenomenology · Physics 2015-05-30 Takeshi Araki , Chao-Qiang Geng

We study a model for the mass matrices of the leptons. We are ablte to relate the mass eigenvalues of the charged leptons and of the neutrinos to the mxiing angles and can predict the masses of the neutrinos. We find a normal hierarchy -the…

High Energy Physics - Phenomenology · Physics 2010-04-21 H. Fritzsch