2015年1月21日 星期三

metal surfaces that repel water to the extent that droplets bounce away from them


Physicists in the US have created metal surfaces that repel water to the extent that droplets bounce away from them http://bbc.in/1sYxnox
It's hoped the technique could be used to produce hygienic, easily-maintained devices - from solar panels to toilets - that do not rust or ice up.
Video courtesy of Matthew Mann / University of Rochester
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