The multi-scale nature of the solar wind
The solar wind is a magnetized plasma and as such exhibits collective plasma behavior
associated with its characteristic spatial and temporal scales. The characteristic length …
associated with its characteristic spatial and temporal scales. The characteristic length …
Gyrokinetic simulations of turbulent transport
This overview is an assessment of the gyrokinetic framework and simulations to compute
turbulent transport in fusion plasmas. It covers an introduction to the gyrokinetic theory, the …
turbulent transport in fusion plasmas. It covers an introduction to the gyrokinetic theory, the …
Astrophysical gyrokinetics: kinetic and fluid turbulent cascades in magnetized weakly collisional plasmas
This paper presents a theoretical framework for understanding plasma turbulence in
astrophysical plasmas. It is motivated by observations of electromagnetic and density …
astrophysical plasmas. It is motivated by observations of electromagnetic and density …
[HTML][HTML] Turbulence-driven magnetic reconnection and the magnetic correlation length: Observations from Magnetospheric Multiscale in Earth's magnetosheath
Turbulent plasmas generate a multitude of thin current structures that can be sites for
magnetic reconnection. The Magnetospheric Multiscale (MMS) mission has recently …
magnetic reconnection. The Magnetospheric Multiscale (MMS) mission has recently …
MHD turbulence: a biased review
AA Schekochihin - Journal of Plasma Physics, 2022 - cambridge.org
This review of scaling theories of magnetohydrodynamic (MHD) turbulence aims to put the
developments of the last few years in the context of the canonical time line (from Kolmogorov …
developments of the last few years in the context of the canonical time line (from Kolmogorov …
[HTML][HTML] Energy transfer, pressure tensor, and heating of kinetic plasma
Kinetic plasma turbulence cascade spans multiple scales ranging from macroscopic fluid
flow to sub-electron scales. Mechanisms that dissipate large scale energy, terminate the …
flow to sub-electron scales. Mechanisms that dissipate large scale energy, terminate the …
Dependence of solar-wind power spectra on the direction of the local mean magnetic field
JJ Podesta - The Astrophysical Journal, 2009 - iopscience.iop.org
Wavelet analysis can be used to measure the power spectrum of solar-wind fluctuations
along a line in any direction (θ, ϕ) with respect to the local mean magnetic field B 0. This …
along a line in any direction (θ, ϕ) with respect to the local mean magnetic field B 0. This …
Multiscale gyrokinetics for rotating tokamak plasmas: fluctuations, transport and energy flows
This paper presents a complete theoretical framework for studying turbulence and transport
in rapidly rotating tokamak plasmas. The fundamental scale separations present in plasma …
in rapidly rotating tokamak plasmas. The fundamental scale separations present in plasma …
Linearized model Fokker–Planck collision operators for gyrokinetic simulations. I. Theory
A new analytically and numerically manageable model collision operator is developed
specifically for turbulence simulations. The like-particle collision operator includes both pitch …
specifically for turbulence simulations. The like-particle collision operator includes both pitch …
The gyrokinetic description of microturbulence in magnetized plasmas
JA Krommes - Annual review of fluid mechanics, 2012 - annualreviews.org
Nonlinear gyrokinetics is the major formalism used for both the analytical and numerical
descriptions of low-frequency microturbulence in magnetized plasmas. Its derivation from …
descriptions of low-frequency microturbulence in magnetized plasmas. Its derivation from …