Zheng, Chao
Wei, Shijie
Funding for this research was provided by:
National Natural Science Foundation of China (11705004)
Open Research Fund Program of the State Key Laboratory of Low-Dimensional Quantum Physics (KF201710)
Organization Department of Beijing Municipal Committee Talents Project (2017000020124G050)
NCUT ’the Belt and Road Initiatives’ and Research Startup Fund
the Fundamental Research Funds of Beijing Municipal Education Commission
Article History
Received: 6 December 2017
Accepted: 5 April 2018
First Online: 26 April 2018