English
Related papers

Related papers: Neutrino dispersion in magnetized plasma

200 papers

In a previous work [16], a new model was introduced, taking into account the role of the Fermi weak force due to neutrinos coupled to magnetohydrodynamic plasmas. The resulting neutrino-magnetohydrodynamics was investigated in a particular…

Plasma Physics · Physics 2017-12-20 Fernando Haas , Kellen Alves Pascoal

We present a unified approach which is accurate at all temperatures and densities for calculating the energy loss from a stellar plasma due to the plasma process, the decay of photons and plasmons into neutrino pairs. To allow efficient…

High Energy Physics - Phenomenology · Physics 2009-12-30 Eric Braaten , Daniel Segel

A dispersion relation for electromagnetic wave propagation in a strongly magnetized cold plasma is deduced, taking photon-photon scattering into account. It is shown that the combined plasma and quantum electrodynamic effect is important…

Astrophysics · Physics 2008-11-26 G. Brodin M. Marklund , L. Stenflo , P. K. Shukla

Neutrinos with a magnetic moment $\mu$ change their helicity when interacting with an electromagnetic field. Various aspects of this effect have been described as spin precession, spin-flip scattering, and magnetic Cherenkov radiation.…

High Energy Physics - Phenomenology · Physics 2008-11-26 Per Elmfors , Kari Enqvist , Georg Raffelt , Günter Sigl

The completed and proposed experiments for the measurement of the neutrino magnetic moment are discussed. To improve the sensitivity of the search for the neutrino magnetic moment we suggest to use a polarized electron target in the…

High Energy Physics - Phenomenology · Physics 2015-06-25 Timur I. Rashba

The neutrino chirality-flip process under the conditions of the supernova core is investigated in detail with the plasma polarization effects in the photon propagator taken into account, in a more consistent way than in earlier…

High Energy Physics - Phenomenology · Physics 2009-11-13 Alexander V. Kuznetsov , Nickolay V. Mikheev

A brief overview of neutrino electromagnetic properties is presented from a theoretical perspective. Their potential effects on coherent elastic neutrino-nucleus scattering are outlined.

High Energy Physics - Phenomenology · Physics 2015-03-05 Konstantin A. Kouzakov , Alexander I. Studenikin

We calculate the yield of high energy neutrinos produced in astrophysical sources for arbitrary interaction depths $\tau_0$ and magnetic field strengths $B$. We take into account energy loss processes like synchrotron radiation and…

Astrophysics · Physics 2008-11-26 M. Kachelriess , S. Ostapchenko , R. Tomas

A process of the electron--positron pair production by neutrino propagating in a strong magnetic field is investigated in the framework of the Standard Model. The process probability and the mean values of the neutrino energy and momentum…

High Energy Physics - Phenomenology · Physics 2014-11-17 A. V. Kuznetsov , N. V. Mikheev

We give a brief outline of possible neutrino electromagnetic characteristics, which can indicate new physics beyond the Standard Model. Special emphasis is put on recent theoretical development in searches for neutrino magnetic moments.

High Energy Physics - Phenomenology · Physics 2015-06-03 Konstantin A. Kouzakov , Alexander I. Studenikin , Mikhail B. Voloshin

In the presence of strong magnetic field reported to have been observed on the surface of some neutron stars and on what are called Magnetars, a host of physical phenomenon from the birth of a neutron star to free streaming neutrino cooling…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ashok Goyal

We develop the theory of spin light of neutrino in matter ($SL\nu$) and include the effect of plasma influence on the emitted photon. We use the special technique based on exact solutions of particles wave equations in matter to perform all…

High Energy Physics - Phenomenology · Physics 2015-06-05 A. Grigoriev , A. Lokhov , A. Studenikin , A. Ternov

We consider the propagation of a neutrino in a background composed of a scalar particle and a fermion using a simple model for the coupling of the form $\lambda\bar f_R\nu_L\phi$. In the presence of these interactions there can be damping…

High Energy Physics - Phenomenology · Physics 2019-05-22 José F. Nieves , Sarira Sahu

Quantum field theory is applied to study the interaction of an electron plasma with an intense neutrino flux. A connection is established between the field theory results and classical kinetic theory. The dispersion relation and damping…

High Energy Physics - Phenomenology · Physics 2009-10-31 Luis Bento

We construct a spectral representation of neutrino propagator in moving matter or in external magnetic field. In both cases there exists fixed four-dimensional axis of polarization, such that the corresponding spin projectors commute with…

High Energy Physics - Phenomenology · Physics 2019-03-27 A. E. Kaloshin , D. M. Voronin

We study the impacts of magnetic field on the neutrino transport inside core-collapse supernovae (CCSNe). Magnetic field quantizes the momentum of electrons and positrons, resulting in the modification of weak-interaction cross sections and…

High Energy Astrophysical Phenomena · Physics 2024-05-21 Yudong Luo , Shuai Zha , Toshitaka Kajino

We derive a new model for neutrino-plasma interactions in an expanding universe that incorporates the collective effects of the neutrinos on the plasma constituents. We start from the kinetic description of a multi-species plasma in the…

Cosmology and Nongalactic Astrophysics · Physics 2021-12-15 L. M. Perrone , G. Gregori , B. Reville , L. O. Silva , R. Bingham

We study the propagation of polarization light through the magnetosphere of neutron stars. At intermediate frequencies (the optical through the infrared), both the birefringence induced by the plasma and by quantumelectrodynamics influence…

Astrophysics · Physics 2009-11-10 R. M. Shannon , Jeremy S. Heyl

Neutrino emission via the plasma process using the vertex formalism for QED in a strongly magnetized plasma is considered. A new vertex function is introduced to include the axial vector part of the weak interaction. Our results are…

Astrophysics · Physics 2009-10-31 Malcolm Kennett , Don Melrose

The geometric phase for neutrinos propagating in an adiabatically varying magnetic field in matter is calculated. It is shown that for neutrino propagation in sufficiently large magnetic field the neutrino eigenstates develop a significant…

High Energy Physics - Phenomenology · Physics 2016-02-17 Sandeep Joshi , Sudhir R. Jain