Hou, Jie
Gao, Tao
Wang, Ping
Funding for this research was provided by:
National Natural Science Foundation of China (No. 71102174 and No. 51306058)
Fundamental Research Funds for the Central Universities (2014QN46)
Hebei Science and Technology Support Project (15212204D)
Tianjin Science and Technology Support Project (15ZCZDNC00130)
State Scholarship Fund for Visiting Scholar by the China Scholarship Council (201406735004)