Wang, Yuxia
Zhao, Qingjie
Wang, Bo
Wang, Shixian
Zhang, Yu
Guo, Wei
Feng, Zhiquan
Funding for this research was provided by:
National Natural Science Foundation of China (61175096, 61472163)
Specialized Fund for Joint Building Program of Beijing Municipal Education Commission
Key Project of Natural Science Foundation of Shandong Province (ZR2011FZ003)