Liu, Dong
Luo, Liejin
Li, Libo
Chen, Yun
Funding for this research was provided by:
Project of the Science & Technology New Star of Pearl River in Guangzhou (2011J2200056)
The Fundamental Research Funds for the Central Universities, SCUT (2014ZZ0057)
The Guangdong Science Foundation (2014A030310260)
National Science Foundation of China (20906028)