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Related papers: Confronting predictive texture zeros in lepton mas…

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We investigate the texture structures of lepton mass matrices with four (five) non-zero elements in the charged lepton mass matrix and three (four) vanishing cofactors in the neutrino mass matrix. Using weak basis transformations, all…

High Energy Physics - Phenomenology · Physics 2017-11-28 S. Dev , Desh Raj , Radha Raman Gautam

We review the two-zero mass matrix textures approach for Dirac neutrinos with the most recent global fit in the oscillation parameters. We found that three of the 15 possible textures are compatible with current experimental data, while the…

High Energy Physics - Phenomenology · Physics 2024-11-14 Yessica Lenis , R. Martinez-Ramirez , Eduardo Peinado , William A. Ponce

A systematic study of the neutrino mass matrix $M_\nu$ with two texture zeros in a basis where the charged leptons are diagonal, and under the assumption that neutrinos are Dirac particles, is carried through in detail. Our study is done…

High Energy Physics - Phenomenology · Physics 2024-10-30 Yessica Lenis , John D. Gómez , William A. Ponce , Richard H. Benavides

We consider the possibility of texture zeros in lepton mass matrices of the minimal left-right symmetric model (LRSM) where light neutrino mass arises from a combination of type I and type II seesaw mechanisms. Based on the allowed texture…

High Energy Physics - Phenomenology · Physics 2019-07-24 Happy Borgohain , Mrinal Kumar Das , Debasish Borah

I investigate viable textures with two texture zeros for the inverted neutrino mass matrix, and present the predictions of those textures for the neutrino masses and for lepton mixing. By using an Abelian symmetry and one or two heavy…

High Energy Physics - Phenomenology · Physics 2011-07-19 L. Lavoura

We perform a systematic investigation of the texture structures of Majorana neutrino mass matrix $M_{\nu}$ having two texture zeros and an equality between two nonzero matrix elements, in the light of recent neutrino oscillation data. Among…

High Energy Physics - Phenomenology · Physics 2020-06-23 S. Dev , Desh Raj

We analyze neutrino mass matrices having one texture zero, assuming that the neutrino mixing matrix has either its first (TM$_1$) or second (TM$_2$) column identical to that of the tribimaximal mixing matrix. We found that all the six…

High Energy Physics - Phenomenology · Physics 2018-03-20 Radha Raman Gautam

The implementation of maximally restrictive texture zeros in the leptonic sector is investigated in the context of two-Higgs-doublet models with Majorana neutrinos. After analyzing all maximally restrictive pairs of leptonic mass matrices…

High Energy Physics - Phenomenology · Physics 2017-05-24 R. Gonzalez Felipe , H. Serodio

The recent T2K, MINOS and Double Chooz oscillation data hint a relatively large $\theta_{13}$, which can be accommodated by some general modification of the Tribimaximal/Bimaximal/Democratic mixing matrices. Using such matrices we analyze…

High Energy Physics - Phenomenology · Physics 2015-06-03 K. N. Deepthi , Srinu Gollu , R. Mohanta

We carry out a complete and systematic study of all the possible one-zero textures for the neutrino mass matrix in light of the recent neutrino oscillation data which hint to a relatively large non-vanishing value for the smallest mixing…

High Energy Physics - Phenomenology · Physics 2013-05-30 E. I. Lashin , N. Chamoun

Using seesaw mechanism and Fritzsch-like texture 6 zero and 5 zero lepton Dirac mass matrices, detailed predictions for cases pertaining to normal/inverted hierarchy as well as degenerate scenario of neutrino masses have been carried out.…

High Energy Physics - Phenomenology · Physics 2008-11-26 Monika Randhawa , Gulsheen Ahuja , Manmohan Gupta

Taking into account the latest neutrino oscillation data, we study texture zeros of the lepton mass matrices. Assuming the Dirac neutrino mass matrix M_D, the charged-lepton mass matrix M_l and the mass matrix of heavy right-handed Majorana…

High Energy Physics - Phenomenology · Physics 2013-02-01 Harald Fritzsch , Shun Zhou

We systematically analyze the Dirac and the Majorana mass matrices in seesaw models with two heavy right-handed neutrinos. We perform thorough classification of the vanishing matrix elements which are compatible with the results from the…

High Energy Physics - Phenomenology · Physics 2009-02-20 Srubabati Goswami , Atsushi Watanabe

We propose a new texture for the light neutrino mass matrix. The proposal is based upon imposing zero-trace condition on the two by two sub-matrices of the complex symmetric Majorana mass matrix in the flavor basis where the charged lepton…

High Energy Physics - Phenomenology · Physics 2008-11-26 H. A. Alhendi , E. I. Lashin , A. A. Mudlej

The present work attempts to provide an overview of texture specific lepton mass matrices. In particular, we summarize the findings of some recent analyses carried out within non flavor basis, wherein a parallel texture structure for the…

High Energy Physics - Phenomenology · Physics 2016-04-20 Gulsheen Ahuja , Samandeep Sharma , Priyanka Fakay , Manmohan Gupta

We study all possible neutrino mass matrices with one zero element and two equal non-zero elements, known as hybrid texture neutrino mass matrices. In the diagonal charged lepton basis, we consider thirty nine such possible cases which are…

High Energy Physics - Phenomenology · Physics 2016-03-23 Rupam Kalita , Debasish Borah

It has long been pointed out that there are seven different two-zero texture neutrino mass matrices compatible with neutrino oscillation data. We perform an updated analysis with the recently published Nu-Fit 6.0 results. We also subject…

High Energy Physics - Phenomenology · Physics 2025-04-08 Wararat Treesukrat , Nopmanee Supanam , Patipan Uttayarat

In this paper we investigate the parallel texture structures containing texture zeros in charged lepton mass matrix $M_{l}$ and cofactor zeros in neutrino mass matrix $M_{\nu}$. These textures are interesting since they are related to the…

High Energy Physics - Phenomenology · Physics 2014-08-27 Weijian Wang

The Standard Model does not explain the hierarchy problem. Before the discovery of nonzero lepton mixing angle {\theta}13 high hopes in explanation of the shape of the lepton mixing matrix were combined with non abelian symmetries.…

High Energy Physics - Phenomenology · Physics 2017-05-24 Bartosz Dziewit , Jacek Holeczek , Monika Richter , Sebastian Zając , Marek Zrałek

We present a systematic study of 400 combinations of the charged lepton and neutrino mass matrices with six vanishing entries or texture zeros. Only 24 of them, which can be classified into a few distinct categories, are found to be…

High Energy Physics - Phenomenology · Physics 2011-09-13 Shun Zhou , Zhi-zhong Xing