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Related papers: Neutrinos under Strong Magnetic Fields

200 papers

Electron polarization induced by magnetic fields can modify the potentials relevant for describing neutrino conversions in media with magnetic fields. The magnitudes of polarization potentials are determined for different conditions. We…

High Energy Physics - Phenomenology · Physics 2009-09-17 H. Nunokawa , V. B. Semikoz , A. Yu. Smirnov , J. W. F. Valle

The low-energy two neutrino-two photon interactions in the presence of homogeneous magnetic field are studied. The cross sections in external magnetic field are shown to be larger than in vacuum by factor $\sim (m_W /m_e) ^4(B/B_c) ^2$. The…

High Energy Physics - Phenomenology · Physics 2008-02-03 Shaisultanov R

We derive the new quasi-classical equation for the description of the spin evolution of a neutrino propagating in a curved space-time and interacting with a background matter and an external electromagnetic field. This equation is used to…

High Energy Physics - Phenomenology · Physics 2013-06-17 Maxim Dvornikov

The ultra-strong magnetic field of magnetars modifies the neutrino cross section due to the parity violation of the weak interaction and can induce asymmetric propagation of neutrinos. Such an anisotropic neutrino radiation transfers not…

High Energy Astrophysical Phenomena · Physics 2015-06-22 Yudai Suwa , Teruaki Enoto

The impact of the magnetic field on postbounce supernova dynamics of non-rotating stellar cores is studied by performing three-dimensional magnetohydrodynamics simulations with spectral neutrino transport. The explodability of strongly and…

High Energy Astrophysical Phenomena · Physics 2022-08-19 Jin Matsumoto , Yuta Asahina , Tomoya Takiwaki , Kei Kotake , Hiroyuki R. Takahashi

One examines the interaction and possible resonances between supernova neutrinos and electron plasma waves. The neutrino phase space distribution and its boundary regions are analyzed in detail. It is shown that the boundary regions are too…

High Energy Physics - Phenomenology · Physics 2009-11-07 Luis Bento

We derive exact expressions for the cross section of neutrino scattering on electrons in dense, hot stellar matter, in the presence of strong magnetic fields. Numerical calculations of the scattering cross sections at various densities,…

Astrophysics · Physics 2009-10-28 V. G. Bezchastnov , P. Haensel

In this review we discuss the main theoretical aspects and experimental effects of neutrino electromagnetic properties. We start with a general description of the electromagnetic form factors of Dirac and Majorana neutrinos. Then, we…

High Energy Physics - Phenomenology · Physics 2012-07-18 C. Broggini , C. Giunti , A. Studenikin

We study the impact of strong magnetic fields on the pasta phases that are expected to exist in the inner crust of neutron stars. We employ the relativistic mean field model to describe the nucleon interaction and use the self-consistent…

Nuclear Theory · Physics 2021-01-14 S. S. Bao , J. N. Hu , H. Shen

Neutrino Oscillations in the presence of strong gravitational fields are studied specifically for Majorana neutrinos. We look at ultra high energy neutrinos $(\sim 1$ PeV) emanating from Active Galactic Nuclei (AGN). Fluxes of different…

High Energy Physics - Phenomenology · Physics 2007-05-23 Mou Roy

After a brief discussion on neutrino electromagnetic properties, we consider the problem of neutrino energy spectra in different media. It is shown that in two particular cases (i.e., neutrino propagation in a) transversally moving with…

High Energy Physics - Phenomenology · Physics 2010-09-27 I. Balantsev , Yu. Popov , A. Studenikin

We further develop a recently proposed new approach to the description of the relativistic neutrino flavour $\nu_e^L \leftrightarrow \nu_{\mu}^L$, spin $\nu_e^L \leftrightarrow \nu_{e}^R$ and spin-flavour $\nu_e^L \leftrightarrow…

High Energy Physics - Phenomenology · Physics 2019-03-27 Artem Popov , Alexander Studenikin

A short overview of neutrino electromagnetic properties with focus on existed experimental constraints and future prospects is presented. The related new effect in neutrino flavour and spin-flavour oscillations in the transversal matter…

High Energy Physics - Phenomenology · Physics 2020-04-10 Alexander Studenikin

We study the effects of a scalar field, coupled only to neutrinos, on oscillations among weak interaction current eigenstates. The effect of a real scalar field appears as effective masses for the neutrino mass eigenstates, the same for…

High Energy Physics - Phenomenology · Physics 2008-11-26 G. J. Stephenson , T. Goldman , B. H. J. McKellar

The two-photon two-neutrino interaction induced by magnetic field is investigated. In particular the processes $\gamma \gamma \to \nu \bar \nu$ and $\gamma \to \gamma \nu \bar \nu$ are studied in the presence of strong magnetic field. An…

High Energy Physics - Phenomenology · Physics 2015-06-25 M. V. Chistyakov , N. V. Mikheev

Neutrinos produced during the collapse of a massive star are trapped in a nuclear medium (the proto-neutron star). Typically, neutrino energies (10-100 MeV) are of the order of nuclear giant resonances energies. Hence, neutrino propagation…

Nuclear Theory · Physics 2009-11-07 J. Margueron , J. Navarro , N. Van Giai

Several new and interesting aspects of neutrino oscillations in a magnetic field are considered: 1) We develop a standard usually used approach to the neutrino spin oscillations in the neutrino mass basis and obtain the effective neutrino…

High Energy Physics - Phenomenology · Physics 2015-06-18 Alexander Dmitriev , Riccardo Fabbricatore , Alexander Studenikin

In this talk we present the calculation of the neutrino self-energy in presence of a magnetized medium. The magnetized medium consists of electrons, positrons, neutrinos and a uniform classical magnetic field. The background magnetic field…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alberto Bravo Garcia , Kaushik Bhattacharya , Sarira Sahu

The Ritus' $E_{p}$ eigenfunction method is extended to the case of spin-1 charged particles in a constant electromagnetic field and used to calculate the one-loop neutrino self-energy in the strong-field approximation $m_{e}^{2}\ll eB\ll…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. J. Ferrer

We investigate the effect of sterile neutrinos that are nearly degenerate with active ones on the flux of ultrahigh-energy cosmic ray neutrinos at earth. This offers a way to probe neutrino oscillations in the mass-squared range (10^{-16}…

High Energy Physics - Phenomenology · Physics 2015-06-25 P. Keranen , J. Maalampi , M. Myyrylainen , J. Riittinen
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