A lot of talk has been surrounding graphene, an allotrope of carbon that takes the form of single-atom-thick sheets of bonded carbon atoms in a honeycomb lattice, ever since it was isolated in 2004. Hailed as one of the holy grails of modern size, graphene promised plenty of potential applications, from anti-bacterial bandages to flexible displays to replacing the very silicon in computing. Almost none of the developments with this wondrous substance have made their way to market so far, and new sceptics have appeared amongst the dissenters, doubting if graphene would ever live up to its potential.
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