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We classify all possible texture zeros in light neutrino mass matrix in diagonal charged lepton basis by considering Dirac nature of light neutrinos. For Hermitian nature of neutrino mass matrix, the number of possible texture zeros remain…

High Energy Physics - Phenomenology · Physics 2021-07-07 Happy Borgohain , Debasish Borah

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

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

Assuming Majorana nature of neutrinos, we investigate the singular one texture zero neutrino mass matrices in the flavor basis. We find that for the normal mass ordering with $m_1=0$, all the six one texture zero classes are now ruled out…

High Energy Physics - Phenomenology · Physics 2017-03-15 Radha Raman Gautam , Madan Singh , Manmohan Gupta

We endeavor to constrain the neutrino mass matrix on the phenomenological ground and procure model-independent textures by emphasizing on the simple linear relationships among the mass matrix elements. These simple textures predict the two…

High Energy Physics - Phenomenology · Physics 2024-01-29 Pralay Chakraborty , 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

Based on current experimental results, such as neutrino oscillations and the neutrinoless double beta decays (i.e. data from Super Kamiokande, KamLAND, SNO, etc.), the neutrino mixing matrix can be adequately determined. Though there are…

High Energy Physics - Phenomenology · Physics 2015-04-09 Asan Damanik , Mirza Satriawan , Pramudita Anggraita , Muslim

We study predictive textures for the lepton mass matrices in which the charged-lepton mass matrix has either four or five zero matrix elements while the neutrino Majorana mass matrix has, respectively, either four or three zero matrix…

High Energy Physics - Phenomenology · Physics 2015-05-20 P. M. Ferreira , L. Lavoura

In this paper, we investigate the noval possibilities of hybrid textures comprising a vanishing minor (or element) and two equal elements (or cofactors) in light neutrino mass matrix $M_{\nu}$. Such type of texture structures lead to sixty…

High Energy Physics - Phenomenology · Physics 2019-11-14 Madan Singh

The recent enormous improvement of our knowledge of the neutrino oscillation parameters has motivated us to reinvestigate the allowed ranges of the elements of the neutrino mass matrix in the basis where the charged-lepton mass mass matrix…

High Energy Physics - Phenomenology · Physics 2013-10-01 Walter Grimus , Patrick Otto Ludl

Relying upon the usefulness of the \mu-\tau symmetry, we find a new type of neutrino mass texture with a single phase parameter \delta that describes maximal atmospheric neutrino mixing and Dirac CP violation due to the presence of \delta.…

High Energy Physics - Phenomenology · Physics 2014-11-18 Ichiro Aizawa , Masaki Yasue

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

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 investigate one and two texture zeros in the neutrino mass matrix using the latest oscillation data through a bottom-up approach. In this context, we begin by estimating the detailed features of each matrix element by varying the CP…

High Energy Physics - Phenomenology · Physics 2026-01-22 Iffat Ara Mazumder , Rupak Dutta

We study a texture of neutrino mass matrix characterized by two constraints consisting of one equality and another antiequality between two elements corresponding to two pairs of the matrix entries. Amidst such textures, we limit our study…

High Energy Physics - Phenomenology · Physics 2024-12-02 N. Chamoun , E. I. Lashin

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

In the framework of the two right-handed neutrino seesaw model, we consider maximally-restrictive texture-zero patterns for the lepton Yukawa coupling and mass matrices, together with the existence of a remnant CP symmetry. Under these…

High Energy Physics - Phenomenology · Physics 2019-03-01 D. M. Barreiros , R. G. Felipe , F. R. Joaquim

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

Texture-zero ansatze offer an economical description of neutrino masses, with current data allowing only seven inequivalent two-zero Majorana textures in the charged-lepton mass basis. We investigate how such textures can arise from…

High Energy Physics - Phenomenology · Physics 2026-03-02 Bu-Yao Qu , Zheng Jiang , Gui-Jun Ding

We studied the phenomenological implications of texture zeros in the neutrino mass matrix of the minimal left-right symmetric model (LRSM). Since the possibility of maximum zeros reduces the maximum number of free parameters of the model…

High Energy Physics - Phenomenology · Physics 2020-04-14 Happy Borgohain , Mrinal Kumar Das , Debasish Borah