Some surfaces are wetted by water, others are water-repellent. A new material can now be both with a little electricity
Artificial materials can be made water-repellent, too. It is, however, extremely challenging to produce a surface with switchable wetting
Region Flamande Stijn Mertens Thomas Greber Stijn Mertens Institute Of Applied Physics Vienna University Of Technology Physics Institute
Source: innovationtoronto.com