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Related papers: Finding a unique texture for quark mass matrices

200 papers

Fritzsch-Xing matrices are a particular class of texture 4 zero hermitian quark mass matrices, known to be successful in accommodating the quark mixing data. In the present work, it is shown that these texture 4-zero matrices with only one…

High Energy Physics - Phenomenology · Physics 2022-08-02 Nikhila Awasthi , Manoj Kumar , Monika Randhawa , Manmohan Gupta

We systematically investigate general forms of mass matrices for three-generation up and down quarks, including asymmetrical ones in generation space. Viable zero matrix elements are explored which are compatible with the current…

High Energy Physics - Phenomenology · Physics 2009-11-11 Nobuhiro Uekusa , Atsushi Watanabe , Koichi Yoshioka

We reanalyze the mass matrices model of quarks and leptons which gives a unified description of quark and lepton mass matrices with the same texture form. By investigating possible types of the assignment for the texture's components of…

High Energy Physics - Phenomenology · Physics 2009-11-10 Koichi Matsuda , Hiroyuki Nishiura

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 present a detailed analysis and phenomenological consequences of neutrino mass matrix, $M_{\nu}$, with one-zero texture in the flavor basis where the active neutrino sector is extended by one sterile neutrino (3+1 case). In particular,…

High Energy Physics - Phenomenology · Physics 2016-09-21 Newton Nath , Monojit Ghosh , Shivani Gupta

We carry out a phenomenological and analytical study of the texture structures for the Majorana neutrino mass matrix characterized by one single equality between two independent matrix elements, with vanishing non-physical phases whose role…

High Energy Physics - Phenomenology · Physics 2021-10-04 A. Ismael , E. I. Lashin , M. AlKhateeb , N. Chamoun

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 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

Cascade global symmetry and multi-vacuum expectation values are combined to produce an {\bf initial} texture of the quark mass matrices. Required corrections to the initial texture zeros ({\bf ITZ)} are all at the order of $10^{-3}m_t$ or…

High Energy Physics - Phenomenology · Physics 2009-09-25 Dan-di Wu

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 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

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 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

The phenomenology of the five independent sets of $3\times 3$ quark mass matrices with five texture zeros is carried through in full detail, including predictions for the CP violation asymmetries. Our study is done without any…

High Energy Physics - Phenomenology · Physics 2015-06-15 William A. Ponce , John D. Gómez , Richard H. Benavides

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

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 analyze the different parametrizations of a general four-zero texture mass matrices for quarks and leptons, that are able to reproduce the CKM and PMNS mixing matrices. This study is done through a Chi-Square analysis. In quark sector,…

High Energy Physics - Phenomenology · Physics 2012-10-04 J. Barranco , D. Delepine , L. Lopez-Lozano

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

We carry out a new study of quark mass matrices $M^{}_{\rm u}$ (up-type) and $M^{}_{\rm d}$ (down-type) which are Hermitian and have four zero entries, and find a new part of the parameter space which was missed in the previous works. We…

High Energy Physics - Phenomenology · Physics 2015-06-08 Zhi-zhong Xing , Zhen-hua Zhao

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
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