Hamiltonian closures in fluid models for plasmas

E Tassi - The European Physical Journal D, 2017 - Springer
This article reviews recent activity on the Hamiltonian formulation of fluid models for plasmas
in the non-dissipative limit, with emphasis on the relations between the fluid closures …

Formal stability in Hamiltonian fluid models for plasmas

E Tassi - Journal of Physics A: Mathematical and Theoretical, 2022 - iopscience.iop.org
We review the progress made, during the last decade, on the analysis of formal stability for
Hamiltonian fluid models for plasmas, carried out by means of the energy-Casimir (EC) …

Energy partition between Alfvénic and compressive fluctuations in magnetorotational turbulence with near-azimuthal mean magnetic field

Y Kawazura, AA Schekochihin, M Barnes… - Journal of Plasma …, 2022 - cambridge.org
The theory of magnetohydrodynamic (MHD) turbulence predicts that Alfvénic and slow-
mode-like compressive fluctuations are energetically decoupled at small scales in the …

[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 …

Inertial magnetohydrodynamics

M Lingam, PJ Morrison, E Tassi - Physics Letters A, 2015 - Elsevier
A version of extended magnetohydrodynamics (MHD) that incorporates electron inertia is
obtained by constructing an action principle. Unlike MHD which freezes in magnetic flux, the …

Hamiltonian magnetohydrodynamics: Lagrangian, Eulerian, and dynamically accessible stability—Theory

T Andreussi, PJ Morrison, F Pegoraro - Physics of Plasmas, 2013 - pubs.aip.org
Stability conditions of magnetized plasma flows are obtained by exploiting the Hamiltonian
structure of the magnetohydrodynamics (MHD) equations and, in particular, by using three …

On the structure and statistical theory of turbulence of extended magnetohydrodynamics

G Miloshevich, M Lingam, PJ Morrison - New Journal of Physics, 2017 - iopscience.iop.org
Recent progress regarding the noncanonical Hamiltonian formulation of extended
magnetohydrodynamics (XMHD), a model with Hall drift and electron inertia, is summarized …

[HTML][HTML] Hamiltonian magnetohydrodynamics: Lagrangian, Eulerian, and dynamically accessible stability—Examples with translation symmetry

T Andreussi, PJ Morrison, F Pegoraro - Physics of Plasmas, 2016 - pubs.aip.org
Because different constraints are imposed, stability conditions for dissipationless fluids and
magnetofluids may take different forms when derived within the Lagrangian, Eulerian …

Energy-Casimir stability of hybrid Vlasov-MHD models

C Tronci, E Tassi, PJ Morrison - Journal of Physics A …, 2015 - iopscience.iop.org
Different variants of hybrid kinetic-fluid models are considered for describing the interaction
of a bulk fluid plasma obeying magnetohydrodynamics (MHD) and an energetic component …

Screening effect of plasma flow on the resonant magnetic perturbation penetration in tokamaks based on two-fluid model

T Weikang, L Qibin, SUN Hongen… - Plasma Science and …, 2023 - iopscience.iop.org
Numerical simulation on the resonant magnetic perturbation penetration is carried out by the
newly-updated initial value code MDC (MHD@ Dalian Code). Based on a set of two-fluid …