Yang, Pingan
Yu, Miao
Fu, Jie
Funding for this research was provided by:
National Natural Science Foundation of China (Grant No 61203098)
Fundamental Research Funds for the Central Universities (Grant No. CDJXY120004, CDJZR120018)
Chongqing Research Program of Basic Research and Frontier Technology (Grant No. cstc2015jcyBX0069)