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The description of physical processes in accelerated frames opens a window to numerous new phenomena. One can encounter these effects both in the subatomic world and on a macroscale. In the present work we review our recent results on the…

High Energy Physics - Phenomenology · Physics 2017-05-19 Maxim Dvornikov

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

We propose a modified Dirac equation for a massive neutrino moving in the presence of the background matter. The effects of the charged and neutral-current interactions with the matter as well as the matter motion and polarization are…

High Energy Physics - Phenomenology · Physics 2021-01-19 Alexander Studenikin , Alexei Ternov

We study Dirac neutrinos propagating in rotating background matter. First we derive the Dirac equation for a single massive neutrino in the noninertial frame, where matter is at rest. This equation is written in the effective curved…

High Energy Physics - Phenomenology · Physics 2015-08-11 Maxim Dvornikov

We study the evolution of neutrinos electroweakly interacting with a rotating matter. The description of neutrinos is based on the Dirac equation in the corotating noninertial frame where matter is at rest. We find solution of this Dirac…

High Energy Physics - Phenomenology · Physics 2026-03-25 Alexander Breev , Maxim Dvornikov

We consider the matter effects on neutrinos moving in background on the basis of the corresponding quantum wave equations. Both Dirac and Majorana neutrino cases are discussed. The effects for Dirac neutrino reflection and trapping as well…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alexander Grigoriev , Alexander Studenikin , Alexei Ternov

We present a rather powerful method in investigations of different phenomena that can appear when neutrinos and electrons are moving in the background matter. This method is based on the use of the modified Dirac equations for the particles…

High Energy Physics - Phenomenology · Physics 2014-11-27 Alexander Studenikin

We point out that neutrino oscillations imply an ambiguity in the definition of the vacuum and the coupling to gravity, with experimentally observable consequences due to the Unruh effect. In an accelerating frame, the detector should see a…

High Energy Physics - Phenomenology · Physics 2016-06-22 Dharam Vir Ahluwalia , Lance Labun , Giorgio Torrieri

We present quite a powerful method in investigations of different phenomena that can appear when neutrinos and electrons propagate in background matter. This method implies use of exact solutions of modified Dirac equations that contain the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alexander Studenikin

In the present comment, we show that the fundamental equation worked by Dvornikov in his paper, which is the Dirac equation for a massive neutrino interacting with linearly accelerated matter, is incorrect. In particular, Dvornikov…

High Energy Physics - Phenomenology · Physics 2025-11-21 R. R. S. Oliveira

The Unruh effect is a quantum relativistic effect where the accelerated observer perceives the vacuum as a thermal state. Here we propose the experimental realization of the Unruh effect for interacting ultracold fermions in optical…

Quantum Gases · Physics 2018-12-17 Arkadiusz Kosior , Maciej Lewenstein , Alessio Celi

Recently, the inverse $\beta$-decay rate calculated with respect to uniformly accelerated observers (experiencing the Unruh thermal bath) was revisited. Concerns have been raised regarding the compatibility of inertial and accelerated…

General Relativity and Quantum Cosmology · Physics 2018-06-06 Gabriel Cozzella , Stephen A. Fulling , Andre G. S. Landulfo , George E. A. Matsas , Daniel A. T. Vanzella

Ultralight dark matter interacting with sterile neutrinos would modify the evolution and properties of the cosmic neutrino background through active-sterile neutrino mixing. We investigate how such an interaction would induce a redshift…

High Energy Physics - Phenomenology · Physics 2024-06-05 Pablo Martínez-Miravé , Yuber F. Perez-Gonzalez , Manibrata Sen

Interaction of magnetic moment of point particles with external electromagnetic fields experiences unresolved theoretical and experimental discrepancies. In this work we point out several issues within the relativistic quantum mechanics and…

High Energy Physics - Phenomenology · Physics 2023-10-10 Martin Formanek , Stefan Evans , Johann Rafelski , Andrew Steinmetz , Cheng-Tao Yang

We present a rather powerful method in investigations of different phenomena that can appear when neutrinos and electrons propagate in background matter. This method is based on the use of the modified Dirac equations for particles wave…

High Energy Physics - Phenomenology · Physics 2015-06-25 Alexander Studenikin

The study of the decay of an accelerated proton recently provided a theoretical proof of the Unruh effect. On the basis of general covariance of Quantum Field Theory, indeed, it was found that the decay rates in the inertial and comoving…

High Energy Physics - Theory · Physics 2020-01-08 Massimo Blasone , Gaetano Lambiase , Giuseppe Gaetano Luciano , Luciano Petruzziello

The mechanism for generating neutrino masses remains a puzzle in particle physics. If neutrino masses follow from a Dirac mass term, then neutrino states exist with opposite chirality compared to their weakly-interacting counterparts. These…

High Energy Physics - Phenomenology · Physics 2023-06-14 E. Grohs , A. B. Balantekin

If ultralight $(\ll$ eV), bosonic dark matter couples to right handed neutrinos, active neutrino masses and mixing angles depend on the ambient dark matter density. When the neutrino Majorana mass, induced by the dark matter background, is…

High Energy Physics - Phenomenology · Physics 2023-02-22 Abhish Dev , Gordan Krnjaic , Pedro Machado , Harikrishnan Ramani

We consider Dirac neutrinos interacting with background fermions in the frame of the standard model. We demonstrate that a time-dependent effective potential is quite possible in a protoneutron star (PNS) at certain stages of its evolution.…

High Energy Physics - Phenomenology · Physics 2014-05-29 Maxim Dvornikov , S. P. Gavrilov , D. M. Gitman

We find the solution to the Dirac equation for a massive neutrino with a magnetic moment propagating in background matter and interacting with the twisting magnetic field. In frames of the relativistic quantum mechanics approach to the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Maxim Dvornikov
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