作者: Zhi Ping Niu , Yong Mei Zhang , Shihao Dong
DOI: 10.1088/1367-2630/17/7/073026
关键词:
摘要: Electrons in two-dimensional crystals with a honeycomb lattice structure possess a valley degree of freedom in addition to charge and spin, which has revived the field of valleytronics. …