News tagged with hydrophobic surface

Explained: Hydrophobic and hydrophilic

Sometimes water spreads evenly when it hits a surface; sometimes it beads into tiny droplets. While people have noticed these differences since ancient times, a better understanding of these properties, and ...

Jul 16, 2013
4.5 / 5 (4) 0

Jumping droplets help heat transfer

Many industrial plants depend on water vapor condensing on metal plates: In power plants, the resulting water is then returned to a boiler to be vaporized again; in desalination plants, it yields a supply of clean water. ...

Jan 03, 2013
5 / 5 (5) 0 | with audio podcast

Adhesion disturbed by noise

Imagine a solid ball rolling down a slightly inclined ramp. What could be perceived as child's play is the focus of serious theoretical research by Manoj Chaudhury and Partho Goohpattader, two physicists ...

Dec 17, 2012
5 / 5 (2) 4 | with audio podcast

Getting ice, frost off planes problematic

The buildup of ice on surfaces can cause problems in many situations: On airplane wings or on their engine turbine blades, ice can both add weight and interfere with a wing’s lift, which can make it impossible ...

Dec 22, 2010
3.8 / 5 (4) 0 | with audio podcast