作者: Haijun Zhang , Chao-Xing Liu , Xiao-Liang Qi , Xi Dai , Zhong Fang
DOI: 10.1038/NPHYS1270
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摘要: Topological insulators are new states of quantum matter in which surface states residing in the bulk insulating gap of such systems are protected by time-reversal symmetry. The study of …