Liu, Xinrong
Liu, Yongquan
He, Chunmei
Li, Xingwang
Funding for this research was provided by:
the National Natural Science Foundation of China (41372356)
2015 Chongqing University Postgraduates’ Innovation Project (CYB15038)
the Fundamental Research Funds for the Central Universities (106112014CDJZR200008)