The Second Quadratic Invariant of Astrophysical Gyrokinetics

arXiv:2607.27981 · physics.plasm-ph, astro-ph.SR, physics.space-ph · Submitted 2026-07-30 · Read on arXiv

Benjamin D. G. Chandran, Alfred Mallet, Romain Meyrand

physics.plasm-ph, astro-ph.SR, physics.space-ph

Submitted: 2026-07-30

Comments: 26 pages, 2 figures

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Alignment — 1× in this paper · explained in 1 episode
• Conservation Laws — 1× in this paper · explained in 3 episodes
• Generalization — 1× in this paper · explained in 13 episodes

Sources

• Multiscale Gyrokinetics for Rotating Tokamak Plasmas: Fluctuations, Transport and Energy Flows
• The effects of finite electron inertia on helicity-barrier-mediated turbulence
• Turbulent heating in collisionless low-beta plasmas: imbalance, Landau damping, and electron-ion energy partition
• Cascades and transitions in turbulent flows
• Compressible Turbulence in the Near-Sun Solar Wind: Parker Solar Probe's First Eight Perihelia
• Astrophysical Gyrokinetics: Basic Equations and Linear Theory
• A Hybrid Gyrokinetic Ion and Isothermal Electron Fluid Code for Astrophysical Plasma
• Thermal disequilibration of ions and electrons by collisionless plasma turbulence
• Violation of the zeroth law of turbulence in space plasmas
• Dynamic Phase Alignment in Navier-Stokes Turbulence
• The Solar Corona as probed by Comet Lovejoy (C/2011 W3)
• Astrophysical gyrokinetics: kinetic and fluid turbulent cascades in magnetized weakly collisional plasmas
• Constraints on ion vs. electron heating by plasma turbulence at low beta
• Electron-ion heating partition in imbalanced solar-wind turbulence
• High-frequency heating of the solar wind triggered by low-frequency turbulence
• Alfven Waves and Turbulence in the Solar Atmosphere and Solar Wind
• Extreme heating of minor ions in imbalanced solar-wind turbulence
• Reduced fluid-kinetic equations for low-frequency dynamics, magnetic reconnection and electron heating in low-beta plasmas

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