Yi, Xiao-Feng
Xu, Peng
Yao, Qi
Quan, Xianfu
Funding for this research was provided by:
National Natural Science Foundation of China (11574239)
Open Research Fund Program of the state Key Laboratory of Low-Dimensional Quantum physics under Grant (KF201614)
Article History
Received: 26 June 2018
Accepted: 16 January 2019
First Online: 6 February 2019