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In this study, we investigate one zero textures within the framework of generalized CP symmetry associated with the complex tribimaximal matrix. By combining these approaches, we derive predictive neutrino mass matrices and establish…

High Energy Physics - Phenomenology · Physics 2026-03-17 Priya , Simran Arora , B. C. Chauhan

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

Possible patterns of the Majorana neutrino mass matrix $M$ with one texture zero and one vanishing eigenvalue are classified and discussed. We find that three one-zero textures of $M$ with $m_1 =0$ and four one-zero textures of $M$ with…

High Energy Physics - Phenomenology · Physics 2014-11-17 Zhi-zhong Xing

In the present paper, we have studied that the implication of a large value of the effective Majorana neutrino mass in case of neutrino mass matrices having either two equal elements and one zero element (popularly known as hybrid texture)…

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

The recent T2K, MINOS and Double Chooz oscillation data hint a relatively large $\theta_{13}$, which can be accommodated by some general modification of the Tribimaximal/Bimaximal/Democratic mixing matrices. Using such matrices we analyze…

High Energy Physics - Phenomenology · Physics 2015-06-03 K. N. Deepthi , Srinu Gollu , R. Mohanta

We study the phenomenological implications of the presence of two zeros in a magic neutrino mass matrix. We find that only two such patterns of the neutrino mass matrix are experimentally acceptable. We express all the neutrino observables…

High Energy Physics - Phenomenology · Physics 2020-12-29 Radha Raman Gautam , Sanjeev Kumar

Taking into account the latest neutrino oscillation data, we study texture zeros of the lepton mass matrices. Assuming the Dirac neutrino mass matrix M_D, the charged-lepton mass matrix M_l and the mass matrix of heavy right-handed Majorana…

High Energy Physics - Phenomenology · Physics 2013-02-01 Harald Fritzsch , Shun Zhou

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

It has been shown that only certain neutrino mass matrices with texture zeros are compatible with existing data. We discuss the stability of phenomenological consequences of texture zeros under radiative corrections in the type-I see-saw…

High Energy Physics - Phenomenology · Physics 2009-11-10 Claudia Hagedorn , Joern Kersten , Manfred Lindner

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

We study a specific texture of the neutrino mass matrix, namely the models with one $2\times 2$ subdeterminant equal to zero. We carry out a complete phenomenological analysis with all possible relevant correlations. Every pattern of the…

High Energy Physics - Phenomenology · Physics 2010-01-08 E. I. Lashin , N. Chamoun

Texture zeros in fermion mass matrices have been widely considered in tackling the Standard Model flavour puzzle. In this work, we perform a systematic analysis of texture zeros in lepton mass matrices in the framework of $\Gamma_{3}'\cong…

High Energy Physics - Phenomenology · Physics 2023-04-05 Gui-Jun Ding , F. R. Joaquim , Jun-Nan Lu

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

The implications of a large value of the effective Majorana neutrino mass for a class of two texture zero neutrino mass matrices have been studied in the flavor basis. It is found that these textures predict near maximal atmospheric…

High Energy Physics - Phenomenology · Physics 2014-08-06 S. Dev , Radha Raman Gautam , Lal Singh , Manmohan Gupta

We investigate the prospects for neutrinoless double beta decay, texture zeros and equalities between neutrino mass matrix elements in scenarios with vanishing determinant mass matrices for vanishing and finite $\theta_{13}$ mixing angle in…

High Energy Physics - Phenomenology · Physics 2007-06-22 Bhag C. Chauhan , Joao Pulido , Marco Picariello

We study all possible neutrino mass matrices with one zero element and two equal non-zero elements, known as hybrid texture neutrino mass matrices. In the diagonal charged lepton basis, we consider thirty nine such possible cases which are…

High Energy Physics - Phenomenology · Physics 2016-03-23 Rupam Kalita , Debasish Borah

It has long been pointed out that there are seven different two-zero texture neutrino mass matrices compatible with neutrino oscillation data. We perform an updated analysis with the recently published Nu-Fit 6.0 results. We also subject…

High Energy Physics - Phenomenology · Physics 2025-04-08 Wararat Treesukrat , Nopmanee Supanam , Patipan Uttayarat

The recent results from the JUNO reactor neutrino experiment have significantly improved our knowledge of the solar mixing angle $\theta_{12}$ and the solar mass splitting $\Delta m^2_{21}$. We study the impact of these improved estimates…

High Energy Physics - Phenomenology · Physics 2026-01-21 Debasish Borah , Pritam Das , Debajyoti Dutta

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

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