Gallery of fluid Motion

D. Gurarie

2D decay turbulence simulated via semi-Lagrangian advectice code)

Decay (equilibration) in double periodic domains: demo pdf

Initial jet flow evolving through Kelvin-Helmholtz rolls to dipole equilibrium

Shear flows in double periodic domains: demo pdf

Animation 1 (single vorticity band)

  • Initial phase (KH-instability): gif. Blow up phase: gif
  • Strained KH stabilization(?): gif

Animation 2 (triple vorticity band)

  • Initial phase (KH-instability): gif; Blow up phase: gif
  • Strained KH stabilization (i): gif; (ii): gif

Channel flow with slip BC (top and bottom): demo pdf

Vortex solitons (perturbations of "Jacoby" elliptic solutions of Sinh-Poisson equation)


Forced 2D turbulence with S. Danilov (see related papers and further details)


Point vortices


Fluid oscillators (low mode truncations of fluid systems)