Wu, Meixia
Liu, Laijun
Gao, Xingsen
Liu, Zhongwu
Funding for this research was provided by:
Program for New Century Excellent Talents in University (NCET-11-0156)
Fundamental Research Funds for the Central Universities (2015ZP030)
National Natural Science Foundation of China (51031004)
Guangdong National Science Foundation (S2012010008124)