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Writing in water with air!

Question asked by Ramani Aswath in #Coffee Room on Jun 21, 2012
Ramani Aswath
Ramani Aswath · Jun 21, 2012
Rank A1 - PRO
There is a saying in Tamil about unkept promises:'It's writing on water'.
Cambridge researchers have achieved just that by creating a super hydrophobic surface with a switchable water repellency. Binary information can be stored and displayed with just water and air.
https://www.theengineer.co.uk/1012959.article?cmpid=TE01#Video Posted in: #Coffee Room

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