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Related papers: Magnetohydrodynamic Operating Regimes of Pulsed Pl…

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Collisionless, magnetized turbulence offers a promising framework for the generation of non-thermal high-energy particles in various astrophysical sites. Yet, the detailed mechanism that governs particle acceleration has remained subject to…

High Energy Astrophysical Phenomena · Physics 2022-08-17 Virginia Bresci , Martin Lemoine , Laurent Gremillet , Luca Comisso , Lorenzo Sironi , Camilia Demidem

Interstellar gas clouds are often both highly magnetized and supersonically turbulent, with velocity dispersions set by a competition between driving and dissipation. This balance has been studied extensively in the context of gases with…

Astrophysics of Galaxies · Physics 2018-01-19 Yuval Birnboim , Christoph Federrath , Mark Krumholz

Many phenomenological and effective field-theoretical (EFT) applications of magnetohydrodynamics (MHD) in the presence of a background magnetic field employ a simplifying assumption whereby the electromagnetic and the energy-momentum…

High Energy Physics - Theory · Physics 2025-10-15 Giorgio Frangi , Matej Bajec , Guri K. Buza , Alexander Soloviev , Sašo Grozdanov

In this article, we have derived Rankine-Hugoniot (RH) jump conditions across a magnetohydrodynamic (MHD) shock front propagating in a dusty gas atmosphere. The dusty gas atmosphere is assumed to be a mixture of a perfect gas and small…

High Energy Astrophysical Phenomena · Physics 2025-02-18 Raj Kumar Anand

Optimal two-dimensional (2D), three-dimensional (3D) wave launching configurations are proposed for enhanced acceleration of charged particles in magnetized plasmas. A primary wave is launched obliquely with respect to the magnetic field…

Plasma Physics · Physics 2007-05-23 Maxim Ponomarjov , Daniele Carati

We have carried out a 3D ideal-MHD (Magnetohydrodynamic) simulation to study the evolution of laser generated plasma plume in a moderate external magnetic field (0.13 T) oriented perpendicular to the flow direction of the plasma plume. The…

Plasma Physics · Physics 2021-10-27 Bhavesh G. Patel , Narayan Behera , R. K. Singh , Ajai Kumar , Amita Das

In strongly magnetized astrophysical plasma systems, magnetic reconnection is believed to be a primary process during which explosive energy release and particle acceleration occur, leading to significant high-energy emission. Past years…

High Energy Astrophysical Phenomena · Physics 2021-10-04 Fan Guo , Xiaocan Li , William Daughton , Hui Li , Patrick Kilian , Yi-Hsin Liu , Qile Zhang , Haocheng Zhang

A large set of numerical simulations of magnetohydrodynamic (MHD) turbulence induced by the magnetorotational instability (MRI) is presented. Revisiting the previous survey conducted by Sano et al. (2004), we investigate the gas pressure…

Solar and Stellar Astrophysics · Physics 2015-08-06 Takashi Minoshima , Shigenobu Hirose , Takayoshi Sano

The magnetic compression has long been proposed a promising method for the plasma heating in a field reversed configuration (FRC), however, it remains a challenge to fully understand the physical mechanisms underlying the compression…

Plasma Physics · Physics 2023-03-22 Yiming Ma , Ping Zhu , Bo Rao , Haolong Li

Magnetic reconnection is thought to be the driver for many explosive phenomena in the universe. The energy release and particle acceleration during reconnection have been proposed as a mechanism for producing high-energy emissions and…

High Energy Astrophysical Phenomena · Physics 2015-04-10 Fan Guo , Yi-Hsin Liu , William Daughton , Hui Li

In low-density plasma environments, such as the intracluster medium (ICM), the Larmour frequency is much larger than the ion-ion collision frequency. In such a case, the thermal pressure becomes anisotropic with respect to the magnetic…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-11 M. S. Nakwacki , E. M. de Gouveia Dal Pino , G. Kowal , R. Santos-Lima

A new breakthrough in jet propulsion technology since the invention of the jet engine is achieved. The first critical tests for future air-breathing magneto-plasma propulsion systems have been successfully completed. In this regard, it is…

Plasma Physics · Physics 2017-01-23 Berkant Goksel , Igor Mashek

Plasmoid instability is usually accounted for the onset of fast reconnection events observed in astrophysical plasmas. However, the measured reconnection rate from observations can be one order of magnitude higher than that derived from MHD…

Solar and Stellar Astrophysics · Physics 2024-07-03 Abdullah Zafar , Lei Ni , Jun Lin , Ahmad Ali

We extend the classical two-fluid magnetohydrodynamic (MHD) formalism to include quantum effects such as electron Fermi pressure, Bohm pressure and spin couplings. At scales smaller than the electron skin-depth, the Hall effect and electron…

Plasma Physics · Physics 2018-09-26 Daniel O. Gomez , Alejandra Kandus

We present global 3D MHD simulations of disks of gas and solids, aiming at developing models that can be used to study various scenarios of planet formation and planet-disk interaction in turbulent accretion disks. A second goal is to show…

Astrophysics · Physics 2009-11-13 W. Lyra , A. Johansen , H. Klahr , N. Piskunov

We present a new algorithm for the identification and physical characterization of current sheets and reconnection sites in 2D and 3D large scale relativisticmagnetohydrodynamic numerical simulations. This has been implemented in the PLUTO…

High Energy Astrophysical Phenomena · Physics 2023-05-29 Matteo Nurisso , Annalisa Celotti , Andrea Mignone , Gianluigi Bodo

Violation of the axial synnetry of a magnetic field essentially modifies the physics of the plasma outflow in the magnetosphere of rotating objects. In comparison to the axisymmetric outflow, two new affects appear: more efficient…

Astrophysics · Physics 2009-10-31 S. V. Bogovalov

We investigate particle acceleration in an MHD-scale system of multiple current sheets by performing 2D and 3D MHD simulations combined with a test particle simulation. The system is unstable for the tearing-mode instability, and magnetic…

Space Physics · Physics 2022-08-16 M. Nakanotani , G. P. Zank , L. -L. Zhao

We investigate how the spatiotemporal structure of induced magnetic fields outside of Callisto is affected by their propagation with the magnetohydrodynamic (MHD) modes. At moons that are surrounded by dense magnetized plasmas like the…

Earth and Planetary Astrophysics · Physics 2024-12-31 David Strack , Joachim Saur

Using relativistic, steady, axisymmetric, ideal magnetohydrodynamics (MHD) we analyze the super-Alfvenic regime of a pulsar wind by means of solving the momentum equation along the flow as well as in the transfield direction. Employing a…

Astrophysics · Physics 2009-11-10 Nektarios Vlahakis