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Related papers: Confronting predictive texture zeros in lepton mas…

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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

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

Assuming that the neutrino mass matrix is diagonalized by the tribimaximal mixing matrix, we explore the textures for the charged lepton mass matrix that render an $U_{PMNS}$ lepton mixing matrix consistent with data. In particular we are…

High Energy Physics - Phenomenology · Physics 2014-06-10 J. Alberto Acosta , Alfredo Aranda , Manuel A. Buen-Abad , Alma D. Rojas

The Daya Bay and RENO reactor neutrino experiments have revealed that the smallest neutrino mixing angle is in fact relatively large, i.e., theta_13 ~ 9 degrees. Motivated by this exciting progress, we perform a systematic study of the…

High Energy Physics - Phenomenology · Physics 2013-03-29 Xue-wen Liu , Shun Zhou

We study all possible texture zeros in the Majorana neutrino mass matrix which are allowed from neutrino oscillation as well as cosmology data when the charged lepton mass matrix is assumed to take the diagonal form. In case of one-zero…

High Energy Physics - Phenomenology · Physics 2015-06-17 Manikanta Borah , Debasish Borah , Mrinal Kumar Das

Neutrino oscillation, discovered over two decades ago, confirmed that neutrinos have nonzero masses. Since then, two mass-squared differences have been measured with unprecedented precision, yet the absolute neutrino mass scale remains…

High Energy Physics - Phenomenology · Physics 2025-08-08 Anirban Biswas , Shilpa Jangid , Seong Chan Park

In the light of the recent measurement of the leptonic mixing angle $\theta_{13}$, implications of the latest mixing data have been investigated for non-minimal textures of lepton mass matrices assuming the neutrinos to be Majorana like.…

High Energy Physics - Phenomenology · Physics 2014-02-10 Samandeep Sharma , Priyanka Fakay , Gulsheen Ahuja , Manmohan Gupta

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

We discuss the neutrino flavor structures in the Occam's razor approach for the Dirac neutrino mass matrices. We assume that the charged lepton mass matrix takes a diagonal base, while the right-handed Majorana neutrino mass matrix is also…

High Energy Physics - Phenomenology · Physics 2016-11-03 Yusuke Shimizu , Yoshiyuki Tatsuta

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

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 study the existence of one/two texture zeros or one/two vanishing minors in the neutrino mass matrix with $\mu\tau$ symmetry. In the basis where the charged lepton mass matrix and the Dirac neutrino mass matrix are diagonal, the one/two…

High Energy Physics - Phenomenology · Physics 2011-08-05 S. Dev , Shivani Gupta , Radha Raman Gautam

Amid the uncertainty regarding the fundamental nature of neutrinos, we adhere to the Dirac description, and construct a model in the framework of $\Delta(27)$ symmetry. The model successfully accounts for the hierarchical patterns of both…

High Energy Physics - Phenomenology · Physics 2025-01-23 Manash Dey , Subhankar Roy

We study the possibility of probing different texture zero neutrino mass matrices at long baseline neutrino experiment DUNE. Assuming a diagonal charged lepton basis and Majorana nature of light neutrinos, we first classify the possible…

High Energy Physics - Phenomenology · Physics 2017-10-11 Kalpana Bora , Debasish Borah , Debajyoti Dutta

We study the symmetric 2-zero texture of the neutrino mass matrix, which is obtained from the symmetric Dirac neutrino mass matrix with 2-zeros and right-handed Majorana neutrino mass matrix with the general form via the see-saw mechanism,…

High Energy Physics - Phenomenology · Physics 2009-11-10 Masako Bando , Satoru Kaneko , Midori Obara , Morimitu Tanimoto

In this work, we have assumed special structures for the charged and neutral mass matrices in the lepton sector, inspired by structures for the up and down quark mass matrices that result by assuming a certain number of symmetrical zeros in…

High Energy Physics - Phenomenology · Physics 2023-02-22 Richard H. Benavides , D. V. Forero , Luis Muñoz , Jose M. Muñoz , Alejandro Rico , A. Tapia

We suggest a simple model, based on the type-I seesaw mechanism, for the lepton mass matrices. The model hinges on an Abelian symmetry which leads to mass matrices with some vanishing matrix elements. The model predicts one massless…

High Energy Physics - Phenomenology · Physics 2015-06-04 P. M. Ferreira , L. Lavoura

In the light of the recent measurement of the leptonic mixing angle $\theta_{13}$, implications of the latest mixing data have been investigated for non-minimal textures of lepton mass matrices pertaining to Dirac neutrinos. All these…

High Energy Physics - Phenomenology · Physics 2014-02-05 Samandeep Sharma , Priyanka Fakay , Gulsheen Ahuja , Manmohan Gupta

Motivated by recent measurements of a relatively large \theta_{13} in the Daya Bay and RENO reactor neutrino experiments, we carry out a systematic analysis of the hybrid textures of Majorana neutrino mass matrix $M_\nu$, which contain one…

High Energy Physics - Phenomenology · Physics 2013-05-30 Ji-Yuan Liu , Shun Zhou

We study the phenomenological implications of the presence of two texture zeros in the neutrino mass matrix assuming that the neutrino mixing matrix has its first column identical to that of the tribimaximal mixing matrix. Only two patterns…

High Energy Physics - Phenomenology · Physics 2017-08-08 Sanjeev Kumar , Radha Raman Gautam