Feng, Shi-Jin
Zheng, Qi-Teng
Xie, Hai-Jian
Funding for this research was provided by:
the National Natural Science Foundation of China (41172245, 41222021)
the National Basic Research Program of China (973 Program) (No. 2012CB719803)
the Program for New Century Excellent Talents in University (NCET-13-0421)