Liu, Yu
Wang, Xudong
Du, Fengming
Yao, Man
Gao, Yali
Wang, Fuwang
Wang, Junyao
Funding for this research was provided by:
Northeast Dianli University (BSJXM-201601)
National Natural Science Foundation of China (51004012, 51505077)
China Postdoctoral Science Foundation (2012M520621/2013T60511)
High Technology Research and Development Program of China (2009AA04Z134)