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Related papers: Implications of texture zeros for a variant of tri…

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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

We study neutrino mass matrices with one texture equality and the neutrino mixing matrix having either its first (TM$_1$) or second (TM$_2$) column identical to that of the tribimaximal mixing matrix. We found that out of total fifteen…

High Energy Physics - Phenomenology · Physics 2022-10-07 S. Dev , Desh Raj

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

Applying the $A_4$ symmetry in the scenario of unimodular second scheme of trimaximal $TM_2$ mixing matrix, where the charged lepton mass matrix is diagonal and the nature of neutrinos are Majorana, we investigate and analyze feasible two…

High Energy Physics - Phenomenology · Physics 2022-11-22 N. Razzaghi , S. M. M. Rasouli , P. Parada , P. V. Moniz

We study a variety of different texture patterns in the basis in which the charged lepton mass matrix or neutrino mass matrix or neither are diagonal. The experimental results on the neutrinos provide sufficient restrictions to allow only a…

High Energy Physics - Phenomenology · Physics 2007-05-23 Bipin R. Desai , Utpal Sarkar , Alexander R. Vaucher

We stress that specific texture zeros of lepton mass matrices, which might dynamically arise from a new kind of flavor symmetry, can help us to establish simple and testable relations between the lepton flavor mixing parameters and lepton…

High Energy Physics - Phenomenology · Physics 2016-12-07 Zhi-zhong Xing

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 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 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 study the implications of the simultaneous existence of a texture zero and a vanishing minor in the neutrino mass matrix. There are thirty six possible texture structures of this type, twenty one of which reduce to two texture zero cases…

High Energy Physics - Phenomenology · Physics 2010-04-14 S. Dev , Surender Verma , Shivani Gupta , R. R. Gautam

We investigate the properties of neutrino mass matrices that incorporate texture zeros and generalized CP symmetries associated with tribimaximal mixing. By combining these approaches, we derive predictive neutrino mass matrices and explore…

High Energy Physics - Phenomenology · Physics 2024-03-27 Sanjeev Kumar , Radha Raman Gautam

In this paper, we carry out a numerical and systematic analysis of the neutrino mass textures, which contain one vanishing minor and an equality between two cofactors. Among 60 logically possible textures, only eight of them are excluded…

High Energy Physics - Phenomenology · Physics 2014-05-21 Weijian Wang

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 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

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

We study Majorana neutrino mass matrices that have two texture zeros, or two cofactor zeros, or one texture zero and one cofactor zero. The two texture/cofactor zero conditions give four constraints, which in conjunction with the five…

High Energy Physics - Phenomenology · Physics 2014-09-04 Jiajun Liao , D. Marfatia , K. Whisnant

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 study the range of the elements of the neutrino mass matrix m_nu in the charged lepton basis. Neutrino-less double beta decay is sensitive to the ee element of m_nu. We then analyze the phenomenological implications of single texture…

High Energy Physics - Phenomenology · Physics 2011-06-24 A. Merle , W. Rodejohann

We study the phenomenological implications of two minor zeros in neutrino mass matrix using trimaximal mixing matrix. In this context, we analyse fifteen possible cases of two minor zeros in neutrino mass matrix and found only two cases,…

High Energy Physics - Phenomenology · Physics 2024-02-27 Iffat Ara Mazumder , Rupak Dutta

We consider a texture for the neutrino mass matrix characterized by one vanishing $2\times2$ subtrace. We analyze phenomenologically and analytically all the six possible patterns, and show that all non-singular ones are able to accommodate…

High Energy Physics - Phenomenology · Physics 2021-03-03 A. Ismael , M. AlKhateeb , N. Chamoun , E. I. Lashin
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