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Related papers: Damped Neutrino Oscillations in a Conformal Coupli…

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The neutrino oscillation patterns can be modified by neutrino interactions with external environments including electromagnetic fields that can influence on neutrinos in the case neutrinos have nonzero electromagnetic properties [1]. The…

High Energy Physics - Phenomenology · Physics 2020-01-01 Konstantin Stankevich , Alexander Studenikin

We review the status of the solutions to neutrino anomalies by flavor-changing as well as flavor-diagonal neutrino interactions. While it is difficult to explain the atmospheric neutrino data the solar neutrino data can be well accounted…

High Energy Physics - Phenomenology · Physics 2009-10-31 Hiroshi Nunokawa

We consider neutrino mixing and oscillations in presence of an arbitrary constant magnetic field with nonzero transversal $B_{\perp}$ and longitudinal $B_{\parallel}$ components with respect to the direction of neutrino propagation. The…

High Energy Physics - Phenomenology · Physics 2016-06-22 Riccardo Fabbricatore , Alexander Grigoriev , Alexander Studenikin

A weakly coupled and light dark photon coupling to lepton charges $L_\mu-L_\tau$ is an intriguing dark matter candidate whose coherent oscillations alter the dispersion relations of leptons. We study how this effect modifies the dynamics of…

High Energy Physics - Phenomenology · Physics 2023-04-12 Gonzalo Alonso-Álvarez , Katarina Bleau , James M. Cline

The phenomenon of neutrino oscillations has been established as the leading mechanism behind neutrino flavor transitions, providing solid experimental evidence that neutrinos are massive and lepton flavors are mixed. Here we review…

High Energy Physics - Phenomenology · Physics 2013-03-21 Tommy Ohlsson

The article reviews the conditions for lepton-flavor conservation in leptonic interactions. The conditions are similar to those developed in the quark sector. For neutrinos the mass eigenstates are unitary superpositions of flavor states…

High Energy Physics - Phenomenology · Physics 2021-12-22 E. A. Paschos

We investigate neutrino flavor oscillations in vacuum within a general conformal coupling model. We first examine the flavor oscillations within the plane-wave description of neutrinos, and then we extend our analysis to the…

High Energy Physics - Phenomenology · Physics 2022-09-28 Fayçal Hammad , Parvaneh Sadeghi , Nicolas Fleury

We examine the commonly explored beyond-standard-model physics scenario of secret neutrino forces, and point out a model prediction that appears to have been overlooked: the generation of unique flavor-changing effects in experiments…

High Energy Physics - Phenomenology · Physics 2019-11-18 B. J. P. Jones , J. Spitz

Neutrino oscillation experiments provide a unique tool for probing neutrino-matter interactions, especially those involving the tau neutrino. We describe the sensitivity of the present atmospheric neutrino data to these interactions in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alexander Friedland , Cecilia Lunardini , Michele Maltoni

Fast neutrino flavor conversion can occur in core-collapse supernovae or compact binary merger remnants when non-forward collisions are also at play, and neutrinos are not fully decoupled from matter. This work aims to shed light on the…

High Energy Astrophysical Phenomena · Physics 2022-06-10 Rasmus S. L. Hansen , Shashank Shalgar , Irene Tamborra

We consider the case that the solar neutrino deficit is due to the vacuum oscillation. The lepton mass matrices with nearly bi-maximal mixings are needed in order to explain both solar and atmospheric neutrino deficit. A texture with the…

High Energy Physics - Phenomenology · Physics 2011-03-10 Morimitsu Tanimoto

We investigate how matter density affects neutrino oscillations by considering a mass-varying neutrino scenario where the neutrino mass depends on a scalar field. This scalar field is non-minimally coupled to the Gauss-Bonnet (GB)…

High Energy Physics - Phenomenology · Physics 2025-10-17 H. Mohseni Sadjadi , H. Yazdani Ahmadabadi

Flavor changing (FC) neutrino-matter interactions can account for the zenith-angle dependent deficit of atmospheric neutrinos observed in the SuperKamiokande experiment, without directly invoking neither neutrino mass, nor mixing. We find…

High Energy Physics - Phenomenology · Physics 2009-09-17 M. C. Gonzalez-Garcia , M. M. Guzzo , P. I. Krastev , H. Nunokawa , O. L. G. Peres , V. Pleitez , J. W. F. Valle , R. Zukanovich Funchal

Recently, it was pointed out that the solar and atmospheric neutrino deficits can be explained by oscillations between electroweak doublet and singlet neutrinos in the model of Majorana neutrinos. However, since the model includes no flavor…

High Energy Physics - Phenomenology · Physics 2007-05-23 Nobuchika Okada

Neutrino interactions with an external environment can in influence the neutrino oscillation pattern and the oscillations can be damped as a result of the neutrino quantum decoherence. In particular, the quantum decoherence of neutrino…

High Energy Physics - Phenomenology · Physics 2020-05-20 Konstantin Stankevich , Alexander Studenikin

We study scalar Non-Standard Neutrino Interactions (NSI) induced by moduli or flavon exchange between electrons and neutrinos. In a region with non-vanishing electron number density, they are known to determine a shift of the neutrino mass…

High Energy Physics - Phenomenology · Physics 2020-07-15 Gui-Jun Ding , Ferruccio Feruglio

We study the effect of the non-resonant, vacuum oscillation-like neutrino flavor conversion induced by non-standard flavor changing and non-universal flavor diagonal neutrino interactions with electrons in the sun. We have found an…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. M. Guzzo , H. Nunokawa , P. C. de Holanda , O. L. G. Peres

We study two-flavor collective neutrino oscillations in the dense-neutrino region above the neutrino sphere in a supernova (SN). The angular dependence of the neutrino-neutrino interaction potential causes "multi-angle" effects that can…

High Energy Physics - Phenomenology · Physics 2008-11-26 Andreu Esteban-Pretel , Sergio Pastor , Ricard Tomas , Georg Raffelt , Gunter Sigl

In this article we unravel the role of matter effect in neutrino oscillation in the presence of lepton-flavor-conserving, non-universal non-standard interactions (NSI's) of the neutrino. Employing the Jacobi method, we derive approximate…

High Energy Physics - Phenomenology · Physics 2015-10-13 Sanjib Kumar Agarwalla , Yee Kao , Debashis Saha , Tatsu Takeuchi

The generalized dynamics describing the propagation of neutrinos in randomly fluctuating media is analyzed: it takes into account matter-induced, decoherence phenomena that go beyond the standard MSW effect. A widely adopted density…

High Energy Physics - Phenomenology · Physics 2009-11-10 F. Benatti , R. Floreanini