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Related papers: An on-shell approach to neutrino oscillations

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We study the conditions for the existence of neutrino oscillations in the field-theoretical approach which combines neutrino production and detection processes in a single Feynman graph. The ``oscillating neutrino'' is represented by an…

High Energy Physics - Phenomenology · Physics 2009-10-31 W. Grimus , P. Stockinger , S. Mohanty

The existence of light sterile neutrinos is a long standing question for particle physics. Several experimental ``anomalies'' could be explained by introducing ~eV mass scaled light sterile neutrinos. Many experiments are actively hunting…

High Energy Physics - Phenomenology · Physics 2020-06-30 Baobiao Yue , Wei Li , Jiajie Ling , Fanrong Xu

We study spin and flavor oscillations of neutrinos under the influence of gravitational waves (GWs). We rederive the quasiclassical equation for the evolution of the neutrino spin in various external fields in curved spacetime starting from…

High Energy Physics - Phenomenology · Physics 2020-01-22 Maxim Dvornikov

We review the application of the relativistic quantum mechanics method for the description of neutrino oscillations for the studies of spin-flavor oscillations in background matter under the influence of a plane electromagnetic wave. Basing…

High Energy Physics - Phenomenology · Physics 2021-10-15 Maxim Dvornikov

We derive new constraints on effective four-fermion neutrino non-standard interactions with both quarks and electrons. This is done through the global analysis of neutrino oscillation data and measurements of coherent elastic…

High Energy Physics - Phenomenology · Physics 2023-08-08 Pilar Coloma , M. C. Gonzalez-Garcia , Michele Maltoni , João Paulo Pinheiro , Salvador Urrea

We analyze neutrino oscillations in a thought experiment in which neutrinos are produced by electrons on target nuclei. The neutrinos are detected through charged lepton production in their collision with nuclei in detector. Both the target…

High Energy Physics - Phenomenology · Physics 2010-04-05 A. D. Dolgov , O. V. Lychkovskiy , A. A. Mamonov , L. B. Okun , M. V. Rotaev , M. G. Schepkin

We study the oscillations of neutrinos in a model in which the neutrino is coupled to a localized, idealized source and detector. By varying the spatial and temporal resolution of the source and detector we are able to model the full range…

High Energy Physics - Phenomenology · Physics 2014-11-17 Ken Kiers , Nathan Weiss

We analytically derive transition probabilities for four-neutrino oscillations in matter. The time evolution operator giving the neutrino oscillations is expressed by the finite sum of terms up to the third power of the Hamiltonian in a…

High Energy Physics - Phenomenology · Physics 2009-11-07 Yuki Kamo , Satoshi Yajima , Yoji Higasida , Shin-Ichiro Kubota , Shoshi Tokuo , Jun-Ichi Ichihara

Neutrino oscillations occur within the frame of the Standard Model, assuming that a neutrino is composed of a left handed and a right handed mass less fermion. Neutrino oscillations proceed via the 4-component Higgs field as intermediate…

General Physics · Physics 2021-08-17 W. Schmidt-Parzefall

Neutrino oscillations are studied employing sources of low energy monoenergetic neutrinos following electron capture by the nucleus and measuring electron recoils. Since the neutrino energy is very low the oscillation length appearing in…

High Energy Physics - Phenomenology · Physics 2011-01-27 J. D. Vergados , Y. Giomataris , Yu. N. Novikov

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

In this article, we investigate the entanglement entropy for neutrino oscillations when neutrino propogate in matter, utilising Von Neumann entropy. We discuss two flavour neutrino oscillation in vaccum and matter. We demonstrate…

High Energy Physics - Phenomenology · Physics 2026-05-21 Bipin Singh Koranga , Baktiar Wasir Farooq

We discuss neutrino oscillations in vacuum from the point of view of a uniformly accelerated observer. A covariant definition of quantum phase is introduced with the aim of generalizing the standard expression of the oscillation amplitude…

High Energy Physics - Phenomenology · Physics 2020-01-16 Massimo Blasone , Gaetano Lambiase , Giuseppe Gaetano Luciano , Luciano Petruzziello

Neutrino oscillation parameters can be understood in a better way by building a more complete picture of neutrino interactions. This poses a series of important theoretical and experimental challenges because of the elusive nature of…

High Energy Physics - Phenomenology · Physics 2023-06-13 Q. Gani , M. Hameeda

We study neutrino oscillations in space within a realistic model in which both the source and the target are considered to be stationary having Gaussian-form localizations. The model admits an exact analytic solution in field theory which…

High Energy Physics - Phenomenology · Physics 2009-10-31 Ara Ioannisian , Apostolos Pilaftsis

We consider two-family neutrino oscillations in a medium of continuously-varying density as a limit of the process in a series of constant-density layers. We construct analytic expressions for the conversion amplitude at high energies…

High Energy Physics - Phenomenology · Physics 2008-11-26 Paul M. Fishbane , Peter Kaus

We introduce and develop a novel approach to extend the ordinary two-flavor neutrino oscillation formalism in matter using a non-Hermitian PT symmetric effective Hamiltonian. The condition of PT symmetry is weaker and less mathematical than…

High Energy Physics - Phenomenology · Physics 2016-04-14 Tommy Ohlsson

Analytic formulas are presented for three flavor neutrino oscillations in matter in the plane wave approximation. We calculate in particular the time evolution operator in both mass and flavor bases. We also find the transition…

High Energy Physics - Phenomenology · Physics 2009-10-31 Tommy Ohlsson , Hakan Snellman

Quantum dynamical semigroups provide a general framework for studying the evolution of open systems. Neutrino propagation both in vacuum and in matter can be analyzed using these techniques: they allow a consistent treatment of…

High Energy Physics - Phenomenology · Physics 2009-11-07 F. Benatti , R. Floreanini

We study the evolution of the neutrinos system in rotating matter. Neutrinos are supposed to be mixed massive particles interacting with background fermions by means of the electroweak forces. First we find the solutions of wave equations…

High Energy Physics - Phenomenology · Physics 2012-06-04 Maxim Dvornikov
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