%0 Journal Article %T Energy Band-Gap Engineering of Graphene Nanoribbons %A Han, Melinda Y %A Özyilmaz, Barbaros Y %A Zhang, Yuanbo Y %A Kim, Philip Y %J Physical Review Letters %V 98 %N 20 %@ 1079-7114 %D 2007-05-18 %I The American Physical Society %~ DeepDyve