作者: Guocai Liu , Shi-Liang Zhu , Shaojian Jiang , Fadi Sun , W. M. Liu
DOI: 10.1103/PHYSREVA.82.053605
关键词:
摘要: … As we will show in the following, the former is nontrivial and the quantum spin Hall effect will occur if the Fermi energy level locates in the gap; the latter is a trivial gap. In order to prove …