English
Related papers

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

200 papers

We illustrate the connection between electron and neutrino scattering off nuclei and show how the former process can be used to constrain the description of the latter. After reviewing some of the nuclear models commonly used to study…

We study the electromagnetic contribution to elastic neutrino-proton and neutrino-neutron scattering processes. The neutrino electromagnetic charge, magnetic, electric, and anapole form factors of both diagonal and transition types in the…

High Energy Physics - Phenomenology · Physics 2023-02-13 Konstantin Kouzakov , Fedor Lazarev , Alexander Studenikin

The mean free path of neutrino - free electron gas interaction has been calculated by taking into account the neutrino electromagnetic form factors and the possibility of neutrino oscillation. It is shown that the form factor effect becomes…

High Energy Physics - Phenomenology · Physics 2009-11-11 C. K. Williams , P. T. P. Hutauruk , A. Sulaksono , T. Mart

We reconsider the evolution of strongly degenerate neutrinos in the early universe. Our chief concern is the validity of the entropy conservation after the neutrino annihilation process has frozen out (so that the establishment of chemical…

Astrophysics · Physics 2009-11-07 Kazuhide Ichikawa , Masahiro Kawasaki

Neutrino-electron scatterings ($\nu - e$) are purely leptonic processes with robust Standard Model (SM) predictions. Their measurements can therefore provide constraints to physics beyond SM. Non-commutative (NC) field theories modify…

High Energy Physics - Phenomenology · Physics 2012-04-24 S. Bilmis , M. Deniz , H. B. Li , J. Li , H. Y. Liao , S. T. Lin , V. Singh , H. T. Wong , I. O. Yildirim , Q. Yue , M. Zeyrek

Magnetars are neutron stars endowed with surface magnetic fields of the order of $10^{14}-10^{15}$~G, and with presumably much stronger fields in their interior. As a result of Landau quantization of electron motion, the neutron-drip…

High Energy Astrophysical Phenomena · Physics 2016-07-21 N. Chamel , Y. D. Mutafchieva , Zh. K. Stoyanov , L. M. Mihailov , R. L. Pavlov

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

Interaction rates of neutrinos and antineutrinos within a QED plasma determine the dynamics of their decoupling in the early universe. We show how to define the relevant double-differential production, annihilation, and scattering rates at…

High Energy Physics - Phenomenology · Physics 2025-05-23 G. Jackson , M. Laine

A thorough understanding of neutrino-nucleus interactions physics is crucial to achieving precision goals in broader neutrino physics programs. The complexity of nuclei comprising the detectors and limited understanding of their weak…

High Energy Physics - Experiment · Physics 2023-06-12 V. Pandey

The scattering of a neutrino on atomic electrons is considered in the situation where the energy transferred to the electrons is comparable to the characteristic atomic energies, as relevant to the current experimental search for neutrino…

High Energy Physics - Phenomenology · Physics 2010-11-11 M. B. Voloshin

A new model for the joint neutrino flavor and plasma oscillations is introduced, in terms of the dynamics of the neutrino flavor polarization vector in a plasma background. Fundamental solutions are found for both time-invariant and…

Plasma Physics · Physics 2013-08-01 José Tito Mendonça , Fernando Haas

Polarizability tensor of a strongly magnetized plasma and the polarization vectors and opacities of normal electromagnetic waves are studied for the conditions typical of neutron star atmospheres, taking account of partial ionization…

Astrophysics · Physics 2009-11-10 A. Y. Potekhin , Dong Lai , G. Chabrier , W. C. G. Ho

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

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

We use the gauge/gravity correspondence to show that in its context there appear Landau levels when studying the excitations of the fundamental degrees of freedom of a strongly coupled plasma subject to a magnetic field of arbitrary…

High Energy Physics - Theory · Physics 2022-06-29 Uriel Elinos , Leonardo Patino

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

Neutral-current neutrino scattering from the deuteron leading to proton-neutron final states is considered using an approach that incorporates relativistic dynamics and consequently provides robust modeling at relatively high energies and…

Nuclear Theory · Physics 2020-07-01 Sabine Jeschonnek , J. W. Van Orden , T. W. Donnelly

The contribution of a neutrino magnetic moment $\mu_{\nu}$ to the cross section of the process $\nu e^{-}\rightarrow \nu e^{-} \gamma $ has been calculated and compared with the Standard Electroweak one. The radiative process allows to…

High Energy Physics - Phenomenology · Physics 2016-09-01 J. Bernabéu , S. M. Bilenky , F. J. Botella , J. Segura

The transport of energetic electrons is sensitive to magnetic perturbations. By using 3D numerical simulation of test particle drift orbits we show that the transport of untrapped electrons through an open region with magnetic perturbations…

Plasma Physics · Physics 2015-07-22 Gergely Papp , Michael Drevlak , Gergő I. Pokol , Tünde Fülöp

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
‹ Prev 1 3 4 5 6 7 10 Next ›