Why has it gone quiet on graphene? We asked Sixty Symbols' Professor Laurence Eaves, who was part of the team who built the first graphene transistor.

Fine Structure Constant (Sixty Symbols): https://www.youtube.com/watch?v=WlSLI...

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This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: https://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com