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Related papers: The neutrino mass: A triangular formulation

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The natural parameterization of vacuum oscillations in three neutrino flavors is studied. Compact and exact relations of its three parameters with the ordinary three mixing angles and CP violating phase are obtained. Its usefulness is…

High Energy Physics - Phenomenology · Physics 2015-10-28 Andrea Palladino , Francesco Vissani

We study neutrino oscillations in a rotating spacetime under the weak gravity limit for the trajectories of neutrinos which are constrained in the equatorial plane. Using the asymptotic form of the Kerr metric, we show that the rotation of…

High Energy Physics - Phenomenology · Physics 2022-11-01 Himanshu Swami

A neutrino mass dominance quantity is introduced for tagging the neutrino flavor in the phenomenological two-parameter four neutrino mixing matrix with two neutrino mass doublets and thorough maximal neutrino doublet mixing. While there is…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. M. Lipmanov

Deviations from expectations have been claimed for solar, atmospheric and high energy prompt neutrinos from charm decay. This information, supplemented only by the existing very good upper limits for oscillations of the $\nu_{\mu}$ at…

High Energy Physics - Phenomenology · Physics 2011-05-23 G. Conforto , A. Marchionni , F. Martelli , F. Vetrano , M. Lanfranchi , G. Torricelli-Ciamponi

Neutrino flavor oscillations are analyzed in the framework of Quantum Geometry model proposed by Caianiello. In particular, we analyze the consequences of the model for accelerated neutrino particles which experience an effective…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. Bozza , S. Capozziello , G. Lambiase , G. Scarpetta

We discuss the profile of neutrino masses and mixings in models with large extra dimensions when right handed neutrinos are present in the branes along with the usual standard model particles. In these models, string scale must be bigger…

High Energy Physics - Phenomenology · Physics 2008-11-26 R. N. Mohapatra , S. Nandi , A. Pérez-Lorenzana

In this brief review, I discuss the new physics unveiled by neutrino oscillation experiments over the past several years, and discuss several attempts at understanding the mechanism behind neutrino masses and lepton mixing. It is fair to…

High Energy Physics - Phenomenology · Physics 2009-11-11 Andre de Gouvea

Oscillation experiments show that neutrinos have masses. They however only determine the neutrinop mass differences. Information on the absolute masses can be obtained by studying the kinematics in weak decays, or by searching for…

High Energy Physics - Experiment · Physics 2007-05-23 Jean-Luc Vuilleumier

In the early Universe, or near a supernova core, neutrino flavor evolution may be affected by coherent neutrino-neutrino scattering. We develop a microscopic picture of this phenomenon. We show that coherent scattering does not lead to the…

High Energy Physics - Phenomenology · Physics 2009-11-10 Alexander Friedland , Cecilia Lunardini

We propose a unified flavor model with the Standard Model fields on two 3-branes within an extra-dimensional setup, incorporating $\Gamma_N\times U(1)_X$ symmetry with a modulus and scalar field responsible for symmetry breaking. When…

High Energy Physics - Phenomenology · Physics 2024-08-21 Y. H. Ahn

We consider a supersymmetric model where the neutrino mass matrix arises from bilinear and trilinear R-parity violation, both restricted by a $Z_3$ flavor symmetry. Assuming flavor blind soft supersymmetry (SUSY) breaking conditions,…

High Energy Physics - Phenomenology · Physics 2013-05-30 E. Peinado , A. Vicente

It has been firmly established, that neutrinos change their flavour during propagation. This feature is attributed to the fact, that each flavour eigenstate is a superposition of three mass eigenstates, which propagate with different…

Quantum Physics · Physics 2015-06-18 Marek Góźdź , Andrzej Góźdź

The mass-varying neutrino scenario is analyzed for three trial quintessence potentials (Ferreira-Joyce, inverse exponential, and thawing oscillating). The neutrino mass is generated via Yukawa coupling to the scalar field which represents…

High Energy Physics - Phenomenology · Physics 2021-05-19 Sayan Mandal , Gennady Y. Chitov , Olga Avsajanishvili , Bijit Singha , Tina Kahniashvili

As a result of a non-trivial mixing matrix, neutrinos cannot be simultaneously in a flavor and mass eigenstate. We formulate and discuss information entropic relations that quantify the associated quantum uncertainty. We also formulate a…

High Energy Physics - Phenomenology · Physics 2020-11-18 Stefan Floerchinger , Jan-Markus Schwindt

The definition and derivation of flavor neutrino states in the framework of standard Quantum Field Theory is reviewed, clarifying some subtle points. It is shown that a flavor neutrino state that describes a neutrino produced or detected in…

High Energy Physics - Phenomenology · Physics 2009-11-11 Carlo Giunti

Implication of neutrino mass model based on $\Delta$(27) discrete flavor symmetry, on parameters of neutrino oscillations, CP violation and effective neutrino masses is studied using type-I seesaw mechanism. The Standard Model particle…

High Energy Physics - Phenomenology · Physics 2023-12-19 Ph. Wilina , N. Nimai Singh

In this work we develop a mathematical formalism which allows obtaining oscillation formula for neutrino of any energy. We demonstrate that in the ultra-relativistic limit the results obtained in this new approach agree with the previously…

High Energy Physics - Phenomenology · Physics 2019-06-28 A. E. Lobanov

The standard model of leptons is extended to accommodate a discrete Z_3 X Z_2 family symmetry. After rotating the charged-lepton mass matrix to its diagonal form, the neutrino mass matrix reveals itself as very suitable for explaining…

High Energy Physics - Phenomenology · Physics 2009-11-10 Ernest Ma

Neutrino physics has entered an era of precision measurements. With these precise measurements, we may be able to distinguish different models that have been constructed to explain the small neutrino masses and the large mixing among them.…

High Energy Physics - Phenomenology · Physics 2008-11-26 Mu-Chun Chen

We study the system of massive and mixed neutrinos interacting with background matter moving with an acceleration. We start with the derivation of the Dirac equation for a single neutrino in the noninertial frame where matter is at rest. A…

High Energy Physics - Phenomenology · Physics 2016-08-10 Maxim Dvornikov