Sun, Peng
Liang, Ji-Cai
Chen, Guang-Yi
Zhou, Kai-Yuan
Li, Yu-Hui
Liu, Jia-Ang
Zhang, Wen-Zhuo
Niu, Fu
Zhang, Wan-Xi
Funding for this research was provided by:
Natural Science Foundation of Liaoning Province (20101010)
The Fundamental Research Funds for the Central Universities of China (DUT12LK04)