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Related papers: Clues towards unified textures

200 papers

We propose two ans$\rm\ddot{a}$tze of lepton mass matrices with four texture zeros, and confront them with current experimental data on neutrino oscillations. The parameter space of each ansatz is carefully explored. We find that both…

High Energy Physics - Phenomenology · Physics 2010-04-05 Zhi-zhong Xing , He Zhang

We respond to the comments of S. Sharma et al. [Phys. Rev. D 91, 038301 (2015)] on my recent paper, Y. Giraldo [Phys. Rev. D 86, 093021 (2012)]. In their comments, they begin discussing a particular class of five-zero texture…

High Energy Physics - Phenomenology · Physics 2015-06-24 Yithsbey Giraldo

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

Out of the fifteen 3 x 3 neutrino mass matrices with two texture zeros seven are compatible with the neutrino oscillation data. While 2 of them correspond to hierarchical neutrino masses and 1 to an inverted hierarchy, the remaining 4…

High Energy Physics - Phenomenology · Physics 2009-11-07 Bipin R. Desai , D. P. Roy , Alexander R. Vaucher

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 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

In this work we propose new five textures zeros for the mass matrices in the lepton sector in order to predict values for the neutrino masses. In our approach we go beyond the Standard Model by assuming Dirac masses for the neutrinos,…

High Energy Physics - Phenomenology · Physics 2020-10-28 Richard H. Benavides , Yithsbey Giraldo , Luis Muñoz , William A. Ponce , Eduardo Rojas

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

High Energy Physics - Phenomenology · Physics 2009-07-30 Gulsheen Ahuja , Manmohan Gupta , Monika Randhawa , Rohit Verma

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 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

Stimulated by the recent attention given to the texture zeros found in the quark mass matrices sector of the Standard Model, an analytical method for identifying (or to exclude) texture zeros models will be implemented here, starting from…

High Energy Physics - Phenomenology · Physics 2012-11-22 Yithsbey Giraldo

Texture zeros in the quark Yukawa matrices generally lead to precise and simple expressions for CKM matrix elements in terms of ratios of quark masses. Using the new data on $b-$decays we test a particularly promising texture zero solution…

High Energy Physics - Phenomenology · Physics 2010-05-28 R. G. Roberts , A. Romanino , G. G. Ross , L. Velasco-Sevilla

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

Systematic analyses of the textures arising in lepton mass matrices have been carried out using unitary transformations and condition of naturalness for the Dirac and Majorana neutrino possibilities. It is observed that the recent three…

High Energy Physics - Phenomenology · Physics 2014-08-22 Rohit Verma

All quark mass matrices with texture zeroes obtained through weak basis transformations are confronted with the experimental data. The reconstruction of the quark mass matrices M_u and M_d at the electroweak scale is performed in a weak…

High Energy Physics - Phenomenology · Physics 2013-05-29 D. Emmanuel-Costa , C. Simoes

In this paper we analyze the compatibility of two-zero neutrino Majorana textures with the recent experimental data. Differently from previous works, we use the experimental data to fix the values of the non-vanishing mass matrix entries…

High Energy Physics - Phenomenology · Physics 2015-06-04 G. Blankenburg , D. Meloni

We present analyses of the sixty hybrid textures of neutrino mass matrix, which have an equality of matrix elements and one zero. These textures are possibly derived in the models with discrete flavor symmetry. Only six textures among sixty…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Kaneko , H. Sawanaka , M. Tanimoto

Within the framework of grand unified theories, we make full analysis of symmetric texture to see if such texture can reproduce large neutrino mixings, which have recently been confirmed by the observed solar and atmospheric neutrino…

High Energy Physics - Phenomenology · Physics 2009-11-10 Masako Bando , Midori Obara

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

The hierarchical structure in the quark masses and mixings allows its ten physical parameters to be most conveniently encoded in mass matrices of the upper triangular form. We classify these matrices in the hierarchical, minimal parameter…

High Energy Physics - Phenomenology · Physics 2010-11-23 T. K. Kuo , Sadek W. Mansour , Guo-Hong Wu