An, Junyan
Zheng, Libo
Xie, Shurui
Yin, Fengrong
Huo, Xiaoxia
Guo, Jian
Zhang, Xiaolan
Funding for this research was provided by:
National Natural Science Foundation of China (CN) (30872513)
Natural Science Foundation of Hebei Province (CN) (C2010000565)
Hebei Provincial Science and Technology Department (CN) (09966108D)