Author(s): Duoming Wang, Guorui Chen, Chaokai Li, Meng Cheng, Wei Yang, Shuang Wu, Guibai Xie, Jing Zhang, Jing Zhao, Xiaobo Lu, Peng Chen, Guole Wang, Jianling Meng, Jian Tang, Rong Yang, Congli He, Donghua Liu, Dongxia Shi, Kenji Watanabe, Takashi Taniguchi, Ji Feng, Yuanbo Zhang, and Guangyu Zhang
Flakes of graphene on a hexagonal boron nitride surface rotate into one of two possible orientations when annealed.
[Phys. Rev. Lett. 116, 126101] Published Wed Mar 23, 2016