Micrometer-Scale Ballistic Transport in Encapsulated Graphene at Room Temperature
Alexander S. Mayorov, Roman V. Gorbachev, Sergey V. Morozov, Liam Britnell, Rashid Jalil, Leonid A. Ponomarenko, Peter Blake, Kostya S. Novoselov, Kenji Watanabe, Takashi Taniguchi, A. K. Geim.