Ren, Xue-Feng
Kang, Guo-Jun
He, Qiong-Qiong
Zheng, Chuan-Yue
Ren, Xiang-Kun
Funding for this research was provided by:
National Natural Science Foundation of China (CN) (21243006, 51304193)
Basic Research Program of Jiangsu Province (BK20130172)
Fundamental Research Funds for the Central Universities (2010QNA10)