September 15, 2012
Boiling Water Without Bubbles
This movie shows the cooling of 20 mm hydrophilic (left) and superhydrophobic (right) steel spheres in 100 C water. The spheres’ initial temperature is about 380 C. The bubbling phase of boiling is completely eliminated for steel spheres with superhydrophobic coating.
Credit: Ivan U. Vakarelski of King Abdullah University of Science and Technology, Saudi Arabia