Graphene Allows Protons to Pass Through

[sanman]

Andre Geim & Co have discovered that graphene can act as a sieve which allows protons to pass through it, while blocking other atoms and molecules:

http://www.independent.co.uk/news/s...redible-new-graphene-discoveries-9885425.html

http://www.nature.com/nature/journal/vaop/ncurrent/full/nature14015.htmlIs this discovery as promising as it sounds? Where are the challenges in achieving practical applications from this?

What are the earliest applications that this discovery can be applied towards?

 

[Nugatory]

There's a thread going already: https://www.physicsforums.com/threa...ers-discover-new-property-of-graphene.784421/