News tagged with contact angle

Beyond stain-resistant: New fabric coating actively shrugs off gunk

Scientists are reporting development and successful testing of a fabric coating that would give new meaning to the phrase "stain-resistant" -- a coating that would take an active role in sloughing off grease, ...

Chemistry / Materials Science

created Apr 25, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Unexpected ice-formation mechanism

(PhysOrg.com) -- Extremely hydrophobic materials cause water to roll right off objects that have been coated with them. Up to now, it was assumed that aircraft or wind turbines coated in such a way did not ...

Physics / Condensed Matter

created Jan 18, 2012 | popularity 3.5 / 5 (4) | comments 2 | with audio podcast

Engineer Discovers Why Particles Like Flour Disperse on Liquids

(PhysOrg.com) -- Even if you are not a cook, you might have wondered why a pinch of flour (or any small particles) thrown into a bowl of water will disperse in a dramatic fashion, radiating outward as if it ...

Physics / General Physics

created Nov 16, 2009 | popularity 4.3 / 5 (15) | comments 2