[Wu, Cuncun; Fang, Zheyu; Li, Tieyi; Guo, Xuan; Liu, Yang; Chen, Zhijian; Wang, Shufeng; Du, Bowen; Ting, Hungkit; Xiao, Lixin; Wang, Duo; Luo, Wei; Wang, SF] Peking Univ, State Key Lab Mesoscop Phys, Beijing 100871, Peoples R China.
[Wu, Cuncun; Fang, Zheyu; Li, Tieyi; Guo, Xuan; Liu, Yang; Chen, Zhijian; Wang, Shufeng; Du, Bowen; Ting, Hungkit; Xiao, Lixin; Wang, Duo; Luo, Wei; Wang, SF] Peking Univ, Dept Phys, Beijing 100871, Peoples R China.
[Chen, Yanxue] Shandong Univ, Sch Phys, Jinan 250100, Shandong, Peoples R China.
[Chen, Yanxue] Shandong Univ, State Key Lab Crystal Mat, Jinan 250100, Shandong, Peoples R China.
[Xiao, Lixin] Hengyang Normal Univ, Coll Phys & Elect Engn, Hengyang 421008, Hunan, Peoples R China.