2D Turbulence and Inverse Cascades
A 2D Kelvin-Helmholz instability with very low numerical dissipation with ATHENA, demonstrating how vorticity is conserved and builds up in the "inverse cascade" to the largest scales.
A 2D Kelvin-Helmholz instability with very low numerical dissipation with ATHENA, demonstrating how vorticity is conserved and builds up in the "inverse cascade" to the largest scales.