Mei, Xiupeng
Liu, Chaoxian
Yu, Tingting
Liu, Xiaoli
Xu, De
Wang, Jiuguang
Wang, Guoqiang
Cai, Yilin
Funding for this research was provided by:
Major Research Projects of Chongqing (CSTC2012ggc80003)
Article History
Received: 3 January 2015
Accepted: 28 March 2015
First Online: 8 April 2015