Kelvin-Helmholtz instability
- The upper low-density fluid (blue) flows from left to right and lower high-density fluid (red) flows right to left. Each flow is uniform vertically.
 - The horizontal boundary condition is cyclic.
 - Click figure to start movie.
 - See also result of laboratory experiment presented by Atmosphere and Ocean in a Laboratory.
 - Source code
 
References
- Chandrasekhar, S., 1961 : Hydrodynamic and Hdromagnetic stability. Oxford University Press.
 - GFD-online (S. Sakai, I, Iizawa, E. Aramaki), 1997: Atmosphere and Ocean in a Laboratory: Hokusai http://www.gfd-dennou.org/arch/gfd_exp/exp_e/doc/kh/guide01.htm