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    • Direct Imaging of Atomic-Scale Ripples in Few-Layer Graphene 

      Wang, Wei Li; Bhandari, Sagar; Yi, Wei; Bell, David C.; Westervelt, Robert M.; Kaxiras, Efthimios (American Chemical Society, 2012)
      Graphene has been touted as the prototypical two-dimensional solid of extraordinary stability and strength. However, its very existence relies on out-of-plane ripples as predicted by theory and confirmed by experiments. ...