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Strong magnetically dominated Alfv\'enic turbulence is an efficient engine of non-thermal particle acceleration in a relativistic collisionless plasma. We argue that in the limit of strong magnetization, the type of energy distribution…

Plasma Physics · Physics 2024-05-14 Cristian Vega , Stanislav Boldyrev , Vadim Roytershteyn

The recently standardized millimeter wave-based 3GPP New Radio technology is expected to become an enabler for both enhanced Mobile Broadband (eMBB) and ultra-reliable low latency communication (URLLC) services specified to future 5G…

Networking and Internet Architecture · Computer Science 2019-08-26 Roman Kovalchukov , Dmitri Moltchanov , Yuliya Gaidamaka , Ekaterina Bobrikova

Using a two-fluid approach, we consider the properties of relativistically nonlinear (arbitrary $a_0$), circularly polarized \EM\ waves propagating along magnetic field in electron-ion and pair plasmas. Dispersion relations depend on how…

High Energy Astrophysical Phenomena · Physics 2026-04-15 Maxim Lyutikov

We consider the millimeter-wave electrodynamics specific to quasi-two-dimensional conductors and superconductors based on the organic donor molecule BEDT-TTF. Using realistic physical parameters, we examine the current polarizations that…

Strongly Correlated Electrons · Physics 2009-10-31 Stephen Hill

Ultra-fast outflows (UFOs) with mildly relativistic velocities are frequently observed in active galactic nuclei (AGNs). The line-force-driving mechanism is often taken as a potential mechanism for driving UFOs. Due to the line-force-driven…

High Energy Astrophysical Phenomena · Physics 2025-08-06 Luobin Tang , Xiaohong Yang , Defu Bu

Electromagnetic form factors obtained from the overlap of light front wave functions (LFWFs) have been used to study the transverse densities of charge and magnetization. The calculations have been carried out to develop a relation between…

High Energy Physics - Phenomenology · Physics 2015-06-23 Narinder Kumar , Harleen Dahiya

The discovery of periodicity in the arrival times of the fast radio bursts (FRBs) poses a challenge to the oft-studied magnetar scenarios. However, models that postulate that FRBs result from magnetized shocks or magnetic reconnection in a…

High Energy Astrophysical Phenomena · Physics 2021-08-16 Navin Sridhar , Brian D. Metzger , Paz Beniamini , Ben Margalit , Mathieu Renzo , Lorenzo Sironi , Konstantinos Kovlakas

The description of the local turbulent energy transfer, and the high-resolution ion distributions measured by the Magnetospheric Multiscale mission, together provide a formidable tool to explore the cross-scale connection between the…

Radio galaxies play an important role in the seeding of cosmic rays and magnetic fields in galaxy clusters. Here, we simulate the evolution of relativistic electrons injected into the intracluster medium by radio galaxies. Using passive…

High Energy Astrophysical Phenomena · Physics 2021-09-15 F. Vazza , D. Wittor , G. Brunetti , M. Brüggen

The relation between the jump length probability distribution function and the spectral line profile in resonance atomic radiation trapping is considered for Partial Frequency Redistribution (PFR) between absorbed and reemitted radiation.…

Fast radio bursts (FRBs) represent one of the most exciting astrophysical discoveries of the recent past. The study of their low-frequency emission, which was only effectively picked up about ten years after their discovery, has helped…

High Energy Astrophysical Phenomena · Physics 2022-03-10 Maura Pilia

Radio waves undergo scattering by small-scale density fluctuations during propagation through the solar-terrestrial environment, substantially affecting the observed characteristics of solar radio bursts. This scattering process can be…

Solar and Stellar Astrophysics · Physics 2025-08-25 Jiazhen Gan , Chuanbing Wang

Rectification of microwave radiation by asymmetric, ballistic quantum dot is observed. The directed transport is studied at different frequency (1-40 GHz) temperatures (0.3K-6K)and magnetic field. Dramatic reduction of the rectification is…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Jing-qiao Zhang , Sergey Vitkalov , Z. D. Kvon , J. C. Portal , A. Wieck

It is well known that magnetic fields constrain motions of charged particles, impeding the diffusion of charged particles perpendicular to magnetic field direction. This modification of transport processes is of vital importance for a wide…

Astrophysics of Galaxies · Physics 2015-03-19 A. Lazarian

Alfv\'en waves propagate in electrically conducting fluids in the presence of a magnetic field. Their reflection properties depend on the ratio between the kinematic viscosity and the magnetic diffusivity of the fluid, also known as the…

Geophysics · Physics 2012-10-17 Nathanaël Schaeffer , Dominique Jault , Philippe Cardin , Marie Drouard

Cosmic rays scatter off magnetic irregularities (Alfven waves) with which they are resonant, that is waves of wavelength comparable to their gyroradii. These waves may be generated either by the cosmic rays themselves, if they stream faster…

Astrophysics · Physics 2009-11-10 Alison J. Farmer , Peter Goldreich

We discuss the effects of diffusion of high energy cosmic rays in turbulent extra-galactic magnetic fields. We find an approximate expression for the low energy suppression of the spectrum of the different mass components (with charge $Z$)…

High Energy Astrophysical Phenomena · Physics 2015-06-16 Silvia Mollerach , Esteban Roulet

Identifying the sources of the highest energy cosmic rays requires understanding how they are deflected by the stochastic, spatially intermittent intergalactic magnetic field. Here we report measurements of energetic charged-particle…

Neutron stars are compact objects rotating at high speed, up to a substantial fraction of the speed of light (up to 20\% for millisecond pulsars) and possessing ultra-strong electromagnetic fields (close to and sometimes above the quantum…

High Energy Astrophysical Phenomena · Physics 2020-01-13 Jérôme Pétri

Super-Alfv\'enic turbulence is widespread in astrophysical environments, including molecular clouds and the diffuse plasma of galaxy clusters. At large scales, magnetic fields play only a minor dynamical role; however, for sufficiently…

Astrophysics of Galaxies · Physics 2025-12-24 A. Lazarian , Yue Hu , D. Pogosyan