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Related papers: Two-zero textures for Dirac Neutrinos

200 papers

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

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

In the light of latest data of neutrino oscillation experiments, we carry out a systematic investigation on the texture structures of Majorana neutrino mass matrix $M_{\nu}$, which contain one vanishing neutrino mass and an equality between…

High Energy Physics - Phenomenology · Physics 2017-11-08 Jinzhong Han , Ruihong Wang , Weijian Wang , Xing-Ning Wei

We provide a complete and systematic analysis of hermitian, hierarchical quark mass matrices with four texture zeros. Using triangular mass matrices, each pattern of texture zeros is readily shown to lead to a definite relation between the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Shao-Hsuan Chiu , T. K. Kuo , Guo-Hong Wu

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

As a viable alternative to the LMA solution to the solar neutrino problem, the LOW solution is confronted with two-zero textures of the $3\times 3$ neutrino mass matrix. We find out nine acceptable textures, from which instructive…

High Energy Physics - Phenomenology · Physics 2007-05-23 Wan-lei Guo , Zhi-zhong Xing

We present a systematic study of 400 combinations of the charged lepton and neutrino mass matrices with six vanishing entries or texture zeros. Only 24 of them, which can be classified into a few distinct categories, are found to be…

High Energy Physics - Phenomenology · Physics 2011-09-13 Shun Zhou , Zhi-zhong Xing

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

We present neutrino mass matrix textures in a minimal framework of the type-I seesaw mechanism where two right-handed Majorana neutrinos are introduced in order to reproduce experimental results of neutrino oscillations. The textures can…

High Energy Physics - Phenomenology · Physics 2016-06-21 Yusuke Shimizu , Ryo Takahashi , Morimitsu Tanimoto

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

We assume there to be precisely three left-handed neutrino states whose Majorana masses are generated by an unspecified mechanism. Were CP conserved, the symmetric neutrino mass matrix M would be real and all six of its distinct entries…

High Energy Physics - Phenomenology · Physics 2009-11-07 Paul H. Frampton , Sheldon L. Glashow , Danny Marfatia

Implications of texture specific mass matrices have been investigated for both quarks and neutrinos. Interestingly, for the case of quarks Fritzsch-like texture 4 zero mass matrices have been found to be compatible with the present…

High Energy Physics - Phenomenology · Physics 2015-05-14 Manmohan Gupta , Gulsheen Ahuja , Rohit Verma

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 present a numeric method for the analysis of the fermion mass matrices predicted in flavour models. The method does not require any previous algebraic work, it offers a $\chi^{2}$ comparison test and an easy estimate of confidence…

High Energy Physics - Phenomenology · Physics 2018-08-15 Julien Alcaide , Jordi Salvado , Arcadi Santamaria

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

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

We consider the possibility of neutrinos being Dirac particles and study minimal mass matrices with as much zero entries as possible. We find that up to 5 zero entries are allowed. Those matrices predict one vanishing mass state, CP…

High Energy Physics - Phenomenology · Physics 2010-02-03 C. Hagedorn , W. Rodejohann

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

It has been shown that the neutrino mass matrices with two texture zeros in the charged lepton basis predict non-zero 1-3 mixing and are necessarily CP violating with one possible exception in class C for maximal mixing.

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Dev , Sanjeev Kumar , Surender Verma , Shivani Gupta

In this paper, we derive in a novel approach the possible textures of neutrino mass matrix that can lead to maximal atmospherical mixing angle ($\theta^{}_{23} = \pi/4$) and Dirac CP phase ($\delta = - \pi/2$) in two phenomenologically…

High Energy Physics - Phenomenology · Physics 2019-05-08 Zhi-Cheng Liu , Chong-Xing Yue , Zhen-hua Zhao