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Related papers: Parallel Lepton Mass Matrices with Texture and Cof…

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In an attempt at explaining the observed neutrino mass-squared differences and leptonic mixing, lepton mass matrices with zero textures have been widely studied. In the weak basis where the charged lepton mass matrix is diagonal, various…

High Energy Physics - Phenomenology · Physics 2014-07-18 R. Gonzalez Felipe , H. Serodio

The type-I seesaw model with two-zero textures of the Majorana mass matrix for the right-handed neutrinos $M^{}_{\rm R}$ provides a highly predictive framework for neutrino mass generation and baryon asymmetry of the Universe via…

High Energy Physics - Phenomenology · Physics 2026-03-25 Xin-Tong Ma , Ding-Hui Xu , Zhen-hua Zhao

In view of the latest T2K and MINOS neutrino oscillation data which hint at a relatively large theta_13, we perform a systematic study of the Majorana neutrino mass matrix M_nu with two independent texture zeros. We show that three neutrino…

High Energy Physics - Phenomenology · Physics 2011-11-10 Harald Fritzsch , Zhi-zhong Xing , Shun Zhou

The presence of a zero texture in the neutrino mass matrix can indicate the presence of an underlying symmetry which can generate neutrino mass and mixing. In this paper, for the first time we study the four-zero textures of the low energy…

High Energy Physics - Phenomenology · Physics 2016-12-07 Debasish Borah , Monojit Ghosh , Shivani Gupta , Suprabh Prakash , Sushant K. Raut

One- and two-zero textures for the flavor neutrino mass matrix have been successful in explaining mixing in the neutrino sector. Conservatively, six cases of one-zero textures and seven cases of two-zero textures are compatible with…

High Energy Physics - Phenomenology · Physics 2020-10-28 Teruyuki Kitabayashi

We propose a model that all quark and lepton mass matrices originally have the same zero texture. Namely their (1,1), (1,3) and (3,1) components are zeros. For the neutrino mass matrix, we further impose the symmetry between the second and…

High Energy Physics - Phenomenology · Physics 2009-11-07 H. Nishiura , K. Matsuda , T. Kikuchi , T. Fukuyama

We carry out a phenomenological and analytical study of the texture structures for the Majorana neutrino mass matrix characterized by one single equality between two independent matrix elements, with vanishing non-physical phases whose role…

High Energy Physics - Phenomenology · Physics 2021-10-04 A. Ismael , E. I. Lashin , M. AlKhateeb , N. Chamoun

In view of the precise measurement of the leptonic mixing angle \theta_{13}, implications of the latest mixing data have been investigated for lepton mass matrices pertaining to Dirac neutrinos.These texture specific lepton mass matrices…

High Energy Physics - Phenomenology · Physics 2014-10-28 Priyanka Fakay , Samandeep Sharma

The even weight modular forms of level $N$ can be arranged into the common irreducible representations of the inhomogeneous finite modular group $\Gamma_N$ and the homogeneous finite modular group $\Gamma'_N$ which is the double covering of…

High Energy Physics - Phenomenology · Physics 2021-09-30 Jun-Nan Lu , Xiang-Gan Liu , Gui-Jun Ding

For Majorana or Dirac neutrinos, using Fritzsch-like texture 4 zero mass matrices with parallel texture structures for the charged leptons and the Dirac neutrino mass matrix (M_{\nu D}), detailed predictions for cases pertaining to…

High Energy Physics - Phenomenology · Physics 2008-11-26 Gulsheen Ahuja , Sanjeev Kumar , Monika Randhawa , Manmohan Gupta , S. Dev

We present a full phenomenological and analytical study for the neutrino mass matrix characterized by two vanishing $2\times2$ subtraces. We update one past result in light of the recent experimental data. Out of the fifteen possible…

High Energy Physics - Phenomenology · Physics 2023-03-08 A. Ismael , E. I. Lashin , N. Chamoun

We reconsider an universal mass matrix model which has a seesaw-invariant structure with four-zero texture common to all quarks and leptons. The CKM quark and MNS lepton mixing matrices of the model are analyzed analytically.We show that…

High Energy Physics - Phenomenology · Physics 2014-11-18 Koichi Matsuda , Hiroyuki Nishiura

I systematically consider, in the context of the type-I see-saw mechanism, all the predictive cases in which both the Dirac mass matrix connecting the left-handed neutrinos to the right-handed neutrinos, and the Majorana mass matrix of the…

High Energy Physics - Phenomenology · Physics 2015-02-11 L. Lavoura

Texture specific quark mass matrices which are hermitian and hierarchical are examined in detail . In the case of texture 6 zeros matrices, out of sixteen possibilities examined by us, none is able to fit the low energy data (LED), for…

High Energy Physics - Phenomenology · Physics 2009-12-30 Monika Randhawa , V. Bhatnagar , P. S. Gill , M. Gupta

We present numerical and comprehensive analyses of the sixty hybrid textures of neutrinos, which have an equality of matrix elements and one zero. These textures are possibly derived from the discrete symmetry. Only six textures among sixty…

High Energy Physics - Phenomenology · Physics 2009-11-11 Satoru Kaneko , Hideyuki Sawanaka , Morimitsu Tanimoto

The Majorana neutrino mass textures with a texture zero and a vanishing cofactor are reconsidered in the light of current experimental results. A numerical and systematic analysis is carried out for all viable patterns. In particular, we…

High Energy Physics - Phenomenology · Physics 2014-05-21 Weijian Wang , Dong-Jiang Zhang

The inverse neutrino seesaw, characterised by only one source of lepton number violation at an ultralight $O$(keV) scale and observable new phenomena at TeV energies accessible to the LHC, is considered. Maximal zero textures of the…

High Energy Physics - Phenomenology · Physics 2014-08-14 Biswajit Adhikary , Ambar Ghosal , Probir Roy

An analytic and numerical systematic study of the neutrino mass matrix with one texture zero is presented in a basis where the charged leptons are diagonal. Under the assumption that neutrinos are Dirac particles, the analysis is carried…

High Energy Physics - Phenomenology · Physics 2025-12-11 Richard H. Benavides , Yessica Lenis , John D. Gómez , William A. Ponce

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

The leptogenesis is studied in the neutrino mass matrix with two zeros, which reduces the number of independent phases of the CP violation. These texture zeros are decomposed into the Dirac neutrino mass matrix and the right-handed Majorana…

High Energy Physics - Phenomenology · Physics 2009-11-07 S. Kaneko , M. Tanimoto