Showing posts with label physics. Show all posts
Showing posts with label physics. Show all posts

Sunday, August 19, 2007

Hydrodynamic effects in non-newtonian fluides.

A non-Newtonian fluid is a fluid in which the viscosity changes with the applied strain rate.

This gives rise to several interesting effects. The Barus effect:



The Weissenberg effect:



And my personal favorite, Kaye effect. The video is really well made, and it even demonstrates a steady-state (continuous) version of Kaye effect: