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Related papers: Approximate Neutrino Oscillations in the Vacuum

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Recently, several studies of neutrino oscillations in the vacuum have not found the decoherence long expected from the separation of wave packets of neutrinos in different mass eigenstates. We show that such decoherence will, on the other…

High Energy Physics - Phenomenology · Physics 2022-12-21 Emilio Ciuffoli , Jarah Evslin

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 point out three apparent inconsistencies in the treatment of oscillation coherence from reactor neutrino and source neutrino experiments in recent paper "Damping of neutrino oscillations, decoherence and the lengths of neutrino wave…

High Energy Physics - Phenomenology · Physics 2022-09-02 B. J. P. Jones

There is renewed attention to whether we can observe the decoherence effect in neutrino oscillation due to the separation of wave packets with different masses in near-future experiments. As a contribution to this endeavor, we extend the…

High Energy Physics - Phenomenology · Physics 2023-10-18 Haruhi Mitani , Kin-ya Oda

A closer and more detailed study of neutrino oscillation, in addition to assisting us in founding physics beyond the standard model, can potentially be used to understand the fundamental aspects of quantum mechanics. In particular, we know…

Quantum Physics · Physics 2022-05-05 Z. Askaripour Ravari , M. M. Ettefaghi , S. Miraboutalebi

Effects of decoherence by wave packet separation on collective neutrino oscillations in dense neutrino gases are considered. We estimate the length of the wave packets of neutrinos produced in core collapse supernovae and the expected…

High Energy Physics - Phenomenology · Physics 2017-09-21 Evgeny Akhmedov , Joachim Kopp , Manfred Lindner

Neutrino scillations cannot arise from an initial isolated one particle state if four-momentum is conserved. The transition matrix element is generally squared and summed over all final states with no interference between orthogonal final…

High Energy Physics - Phenomenology · Physics 2009-05-11 Harry J. Lipkin

We derive the neutrino oscillation probability in vacuum using scattering theory methods developed earlier in the context of collider physics. It is computed from Feynman diagrams that combine neutrino production and detection processes…

High Energy Physics - Phenomenology · Physics 2025-05-29 Ilian Dobrev , Kirill Melnikov , Thomas Schwetz

We derive the character of neutrino oscillations that results from a model of equivalence principle violation suggested recently by Damour and Polyakov as a plausible consequence of string theory. In this model neutrino oscillations will…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Halprin , C. N. Leung

In dense neutrino backgrounds present in supernovae and in the early Universe, neutrino oscillations may exhibit complex collective phenomena, such as synchronized oscillations, bipolar oscillations and spectral splits and swaps. In this…

High Energy Physics - Phenomenology · Physics 2017-03-02 Evgeny Akhmedov , Joachim Kopp , Manfred Lindner

It has been claimed that wave packets must be covariant and also that decohered neutrino oscillations are always revived during measurement. These conjectures are supported by general arguments which are not specific to the electroweak…

High Energy Physics - Phenomenology · Physics 2019-02-13 Emilio Ciuffoli , Jarah Evslin , Hosam Mohammed , Yao Zhou

Simple rigorous quantum mechanics with no hand waving nor loopholes clarifies the confusion between three contradictory descriptions of neutrino oscillations: (1)The time oscillations shown in standard textbooks produced by neutrino…

High Energy Physics - Phenomenology · Physics 2015-06-25 Harry J. Lipkin

This report deals with the quantum field theory of particle oscillations in vacuum. We first review the various controversies regarding quantum-mechanical derivations of the oscillation formula, as well as the different field-theoretical…

High Energy Physics - Phenomenology · Physics 2009-11-07 Mikael Beuthe

Spatial separation of the wave packets (WPs) of neutrino mass eigenstates leads to decoherence and damping of neutrino oscillations. Damping can also be caused by finite energy resolution of neutrino detectors or, in the case of experiments…

High Energy Physics - Phenomenology · Physics 2022-11-30 Evgeny Akhmedov , Alexei Y. Smirnov

Neutrino masses and mixing can be investigated by studying the behavior of a radioactive bare nucleus which decays by emitting an electron into the open atomic K shell BEFORE and DURING its weak decay by neutrino emission. The initial…

High Energy Physics - Phenomenology · Physics 2008-03-06 Harry J. Lipkin

Neutrino oscillations occur only if it is impossible to determine $\nu$ mass by using conservation laws on measurements of nucleon-lepton system absorbing $\nu$. No oscillations if $\nu$ detector is mass spectrometer. Beam is split into…

High Energy Physics - Phenomenology · Physics 2012-07-25 Harry J. Lipkin

Phenomenology of neutrino oscillations in vacuum and in cosmological plasma is considered. Neutrino oscillations in vacuum are usually described in plane wave approximation. In this formalism there is an ambiguity if one should assume…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. D. Dolgov

Neutrinos lose coherence as they propagate, which leads to the fading away of oscillations. In this work, we model neutrino decoherence induced in open quantum systems from their interaction with the environment. We first present two…

High Energy Physics - Phenomenology · Physics 2021-04-19 Bin Xu

If a neutrino or antineutrino produced in the decay of an unstable particle is not entangled to its accompanying particles, its mass is necessarily correlated with its momentum. In this manuscript, I illustrate that this entanglement would…

High Energy Physics - Phenomenology · Physics 2024-11-28 Shi-Biao Zheng

In dense neutrino backgrounds present in supernovae and in the early Universe neutrino oscillations may exhibit complex collective phenomena, such as synchronized oscillations, bipolar oscillations and spectral splits and swaps. We consider…

High Energy Physics - Phenomenology · Physics 2016-05-23 Evgeny Akhmedov , Alessandro Mirizzi
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