Yang, Guifang
Chen, Zhenghong
Funding for this research was provided by:
The Fundamental Research Funds for the Central Universities (No. 2652014058)
National Natural Science Foundation of China (No. 41002036, 41172067, 41320003, No. 41220001)
China Postdoctoral Science Foundation (General Financial Grant No. 2012M520220 and Special Financial Grant No. 2014T70059)