Vlasov methods in space physics and astrophysics

M Palmroth, U Ganse, Y Pfau-Kempf… - Living reviews in …, 2018 - Springer
This paper reviews Vlasov-based numerical methods used to model plasma in space
physics and astrophysics. Plasma consists of collectively behaving charged particles that …

Electron acceleration during macroscale magnetic reconnection

H Arnold, JF Drake, M Swisdak, F Guo, JT Dahlin… - Physical review …, 2021 - APS
The first self-consistent simulations of electron acceleration during magnetic reconnection in
a macroscale system are presented. Consistent with solar flare observations, the spectra of …

Quantum current algebra in action: linearization, integrability of classical and factorization of quantum nonlinear dynamical systems

AK Prykarpatski - Universe, 2022 - mdpi.com
This review is devoted to the universal algebraic and geometric properties of the non-
relativistic quantum current algebra symmetry and to their representations subject to …

[HTML][HTML] A computational model for exploring particle acceleration during reconnection in macroscale systems

JF Drake, H Arnold, M Swisdak, JT Dahlin - Physics of Plasmas, 2019 - pubs.aip.org
A new computational model suitable for exploring the self-consistent production of energetic
electrons during magnetic reconnection in macroscale systems is presented. The equations …

Asymptotic-preserving methods and multiscale models for plasma physics

P Degond, F Deluzet - Journal of Computational Physics, 2017 - Elsevier
The purpose of the present paper is to provide an overview of Asymptotic-Preserving
methods for multiscale plasma simulations by addressing three singular perturbation …

On the importance of spatial and velocity resolution in the hybrid-Vlasov modeling of collisionless shocks

Y Pfau-Kempf, M Battarbee, U Ganse, S Hoilijoki… - Frontiers in …, 2018 - frontiersin.org
In hybrid-Vlasov plasma modeling, the ion velocity distribution function is propagated using
the Vlasov equation while electrons are considered a charge-neutralizing fluid. It is an …

[HTML][HTML] Action principles for extended magnetohydrodynamic models

I Keramidas Charidakos, M Lingam, PJ Morrison… - Physics of …, 2014 - pubs.aip.org
The general, non-dissipative, two-fluid model in plasma physics is Hamiltonian, but this
property is sometimes lost or obscured in the process of deriving simplified (or reduced) two …

Derivation of the Hall and extended magnetohydrodynamics brackets

EC D'Avignon, PJ Morrison, M Lingam - Physics of Plasmas, 2016 - pubs.aip.org
There are several plasma models intermediate in complexity between ideal
magnetohydrodynamics (MHD) and two-fluid theory, with Hall and Extended MHD being two …

Numerical simulations of global Alfvén eigenmodes excitation and stabilization in NSTX-U

EV Belova, ED Fredrickson, JB Lestz, NA Crocker… - Physics of …, 2019 - pubs.aip.org
Three-dimensional nonlinear simulations of Alfvén eigenmodes in the subcyclotron
frequency range show a robust physical stabilizing mechanism via modest off-axis beam …

Variational approach to low-frequency kinetic-MHD in the current coupling scheme

JW Burby, C Tronci - Plasma Physics and Controlled Fusion, 2017 - iopscience.iop.org
Hybrid kinetic-MHD models describe the interaction of an MHD bulk fluid with an ensemble
of hot particles, which obeys a kinetic equation. In this work we apply Hamilton's variational …