Fluid pipes
Fluid pipes are a phenomenon driven by surface tension. When a pure water jet impinges on a RESERVOIR, capillary waves are excited and propagate up the jet at the same speed that the jet falls.
References
- A related thesis was written by Hancock, M.J. and Bush, and presented J.W.M., 2002. Fluid pipes, J. Fluid Mech., 466, 285-304.