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Related papers: Neutrino-electron processes in a dense magnetized …

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We study the neutrino-photon processes such as $\gamma\gamma\to \nu\bar{\nu}$ and $\nu\gamma\to \nu\gamma$ in a background magnetic field smaller than the critical magnetic field $B_c\equiv m_e^2/e$. Using Schwinger's proper-time method, we…

High Energy Physics - Phenomenology · Physics 2009-10-31 Tzuu-Kang Chyi , Chien-Wen Hwang , W. F. Kao , Guey-Lin Lin , Kin-Wang Ng , Jie-Jun Tseng

As the increasing of neutrino energy or matter density, the neutrino oscillation in matter may undergo "vacuum-dominated", "resonance" and "matter-dominated" three different stages successively. Neutrinos endure very different matter…

High Energy Physics - Phenomenology · Physics 2020-02-26 Shu Luo

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 reexamine the role of electron binding effects in the inelastic neutrino-atom scattering induced by the neutrino magnetic moment. The differential cross section of the process is presented as a sum of the longitudinal and transverse…

High Energy Physics - Phenomenology · Physics 2011-01-27 Konstantin A. Kouzakov , Alexander I. Studenikin

We study the neutrino interaction rates in hot matter at high densities in the presence of uniform magnetic field. The neutrino cross-sections involving both the charged current absorption and neutral current scattering reactions on baryons…

High Energy Physics - Phenomenology · Physics 2009-11-07 Deepak Chandra , Ashok Goyal , Kanupriya Goswami

Neutrino-electron scattering can be used to probe neutrino electromagnetic properties at low-threshold underground detectors with good angular and recoil electron energy resolution. We propose to do this using a number of artificial…

High Energy Physics - Phenomenology · Physics 2007-05-23 O. G. Miranda , J. Segura , V. B. Semikoz , J. W. F. Valle

We calculate the neutrino self-energy operator Sigma (p) in the presence of a magnetic field B. In particular, we consider the weak-field limit e B << m_\ell^2, where m_\ell is the charged-lepton mass corresponding to the neutrino flavor…

High Energy Physics - Phenomenology · Physics 2014-11-18 A. V. Kuznetsov , N. V. Mikheev , G. G. Raffelt , L. A. Vassilevskaya

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

Neutrinos in core collapse supernovae are likely trapped by neutrino-nucleus elastic scattering. Using molecular dynamics simulations, we calculate neutrino mean free paths and ion-ion correlation functions for heterogeneous plasmas. Mean…

Astrophysics · Physics 2007-05-23 O. L Caballero , C. J. Horowitz , D. K. Berry

The plasma theory of electrostatic waves generated collisionlessly when neutrinos pass through degenerate electrons is developed. It is consistent with the results of calculations using quantum statistical field theory in the degenerate…

Astrophysics · Physics 2009-10-31 J. M. Laming

We review the results on neutrino propagation in neutral and charged media under strong magnetic fields $M_{W}^{2}\gg B\gg m_{e}^{2}$. It is shown that the neutrino energy density gets a magnetic contribution in both charged and neutral…

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

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

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

A brief overview of the electromagnetic properties of neutrinos is presented with a discussion of the most important fundamental aspects of the problem. Then using data from the ground-based reactor and solar neutrino-electron scattering…

High Energy Physics - Phenomenology · Physics 2021-11-02 Alexander Studenikin

The interaction of neutrinos with nucleons in the envelope of a remnant of collapse with a strong magnetic field during the passage of the main neutrino flux is investigated. General expressions are derived for the reaction rates and for…

Astrophysics · Physics 2015-06-24 A. A. Gvozdev , I. S. Ognev

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

We consider elastic antineutrino-electron scattering taking into account possible effects of neutrino masses and mixing and of neutrino magnetic moments and electric dipole moments. Having in mind antineutrinos produced in a nuclear reactor…

High Energy Physics - Phenomenology · Physics 2009-10-30 W. Grimus , P. Stockinger

We develop the quantum theory of the spin light of neutrino ($SL\nu$) exactly accounting for the effect of background matter. Contrary to the already performed studies of the $SL\nu$, in this paper we derive explicit and closed expressions…

High Energy Physics - Phenomenology · Physics 2009-11-11 Alexander Grigoriev , Alexander Studenikin , Alexei Ternov

A thorough understanding of neutrino-nucleus scattering physics is crucial for the successful execution of the entire US neutrino physics program. Neutrino-nucleus interaction constitutes one of the biggest systematic uncertainties in…

The cross sections of elastic neutrino scattering on electrons and nuclei in the regime of low-energy transfer are known to be very sensitive to neutrino electromagnetic properties. In particular, the magnetic moment of the neutrino can be…

High Energy Physics - Phenomenology · Physics 2022-03-08 Georgy Donchenko , Konstantin Kouzakov , Alexander Studenikin