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Related papers: Neutrino dispersion in external magnetic fields

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The process of neutrino propagation through an active medium consisting of magnetic field and plasma is analysed. We consider in detail the contribution of a magnetic field B into the neutrino self-energy operator Sigma (p). The results for…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. V. Kuznetsov , N. V. Mikheev

Neutrino dispersion properties in an active medium consisting of magnetic field and plasma are analysed. We consider in detail the contribution of a magnetic field into the neutrino self-energy operator Sigma (p). The results for this…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. V. Kuznetsov , N. V. Mikheev

The neutrino dispersion in the charge symmetric magnetized plasma is investigated. We have studied the plasma contribution into the additional energy of neutrino and obtained the simple expression for it. We consider in detail the neutrino…

High Energy Physics - Phenomenology · Physics 2008-12-03 N. V. Mikheev , E. N. Narynskaya

In this work we calculate 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 calculation is done assuming the background…

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

We compute the dispersion curves for neutrinos propagating in an extremely dense electroweak plasma, in the presence of very strong magnetic fields of order $B \le M_W^2/e$. The neutrino self-energy is calculated in the one-loop…

High Energy Physics - Phenomenology · Physics 2016-08-15 A. Pérez Martínez , A. Amézaga Hechavarría , D. Oliva Agüero , H. Pérez Rojas , S. Rodríguez Romo

Using the exact propagators in a constant magnetic field, the neutrino self-energy has been calculated to all orders in the field strength B within the minimal extension of the Weinberg-Salam model with massive Dirac neutrinos. A simple and…

High Energy Physics - Phenomenology · Physics 2009-12-30 Andrea Erdas

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

We calculate the one-loop thermal self-energy of a neutrino in a constant and homogeneous magnetic field to all orders in the magnetic field strength using Schwinger's proper time method. We obtain the dispersion relation under various…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Erdas , C. W. Kim , T. H. Lee

The neutrino dispersion in the magnetized medium was analyzed as a function of the neutrino spin and mass. It was shown that in a super-strong magnetic field plasma contribution to the neutrino energy greatly exceeds the analogous…

High Energy Physics - Phenomenology · Physics 2016-01-19 P. A. Eminov

Using the exact propagators in a constant magnetic field, the neutrino self-energy has been calculated to all orders in the field strength $B$ within the minimal extension of the Weinberg-Salam model with massive Dirac neutrinos. A neutrino…

High Energy Physics - Phenomenology · Physics 2020-11-03 Andrea Erdas , Zachary Metzler

In this talk we review the results on neutrino propagation under external magnetic fields. We concentrate on the effects of strong magnetic fields $M_{W}^{2}\gg B\gg m_{e}^{2}$ in neutral media. It is shown that the neutrino energy density…

High Energy Physics - Phenomenology · Physics 2009-11-10 Efrain J. Ferrer , Vivian de la Incera

We calculate the one-loop neutrino self-energy in a magnetized plasma to all orders in the magnetic field. The calculation is done in a general gauge. We obtain the dispersion relation and effective potential for neutrinos in a CP-symmetric…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Erdas , C. Isola

We derive general expressions for the neutrino dispersion relation in a magnetized plasma with a wide range of temperatures, chemical potentials, and magnetic field strengths. If the electron and proton chemical potentials vanish, as in the…

High Energy Physics - Phenomenology · Physics 2009-10-28 Per Elmfors , Dario Grasso , Georg Raffelt

We derive general expressions at the one-loop level for the coefficients of the covariant structure of the neutrino self-energy in the presence of a constant magnetic field. The neutrino energy spectrum and index of refraction are obtained…

High Energy Physics - Phenomenology · Physics 2009-11-10 E. Elizalde , E. J. Ferrer , V. de la Incera

The neutrino-electron scattering in a dense degenerate magnetized plasma under the conditions $\mu^2 > 2eB \gg \mu E$ is investigated. The volume density of the neutrino energy and momentum losses due to this process are calculated. The…

High Energy Physics - Phenomenology · Physics 2015-06-25 N. V. Mikheev , E. N. Narynskaya

We study the electromagnetic coupling of a neutrino that propagates in a two-stream electron background medium. Specifically, we calculate the electromagnetic vertex function for a medium that consists of a \emph{normal} electron background…

High Energy Physics - Phenomenology · Physics 2018-07-31 Jose F. Nieves , Sarira Sahu

We compute the magnetic dipole moment (MDM) for massive flavor neutrinos using the neutrino self-energy in a magnetized media. The framework to incorporate neutrino masses is one minimal extension of the Standard Model in which neutrinos…

High Energy Physics - Phenomenology · Physics 2017-06-28 Carlos G. Tarazona , Andrés Castillo , Rodolfo A. Diaz , John Morales

We study the propagation of a neutrino in a medium that consists of two or more thermal backgrounds of electrons and nucleons moving with some relative velocity, in the presence of a static and homogeneous electromagnetic field. We…

High Energy Physics - Phenomenology · Physics 2018-07-31 Jose F. Nieves , Yaithd D. Olivas , Sarira Sahu

We study the properties of neutrinos propagating in an isotropic magnetized medium in the two physical approximations of degenerate Fermi gas and classical plasma. The dispersion relation shows that, for peculiar configurations of the…

High Energy Physics - Phenomenology · Physics 2009-09-25 S. Esposito , G. Capone

Qualitative analysis of additional energy of neutrino and antineutrino in plasma is performed. A general expression for the neutrino self-energy operator is obtained in the case of ultra-high energies when the local limit of the weak…

High Energy Physics - Phenomenology · Physics 2012-06-01 A. V. Kuznetsov , N. V. Mikheev , A. M. Shitova
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