Magnetic Reconnection - Plasmoid Instability in an Experimentally Accessible Regime by Pallavi Bhat
International Centre for Theoretical Sciences via YouTube
Overview
Syllabus
Magnetic reconnection: plasmid instability in an experimentally accessible regime
Outline
Introduction to magnetic reconnection - Sweet-Parker model 1956
Plasmid Instability
Plasmid Instability - multiple X-line reconnection
Tearing mode instability : spontaneous reconnection
Tearing mode theory
Tearing mode instability : nonlinear regime
Reconnection phase diagram
Reconnection phase diagram zoomed in
Semi-collisional regime
Plasmid instability scalings in semi-collisional regime
Plasmid instability in semi-collisional regime
Simulation Setup
Sequence of events in the simulation
Simulation : S = 2997, L/p3=76.7 Run G
Validation of semi-collisional regime
Do current sheets scale as Sweet-Parker?
Wavenumber scaling
Plasmids seen in experiments at low S?
Summary and future plans
Taught by
International Centre for Theoretical Sciences