Zhang, Bao-jing
Zhang, Ting-an
Niu, Li-ping
Liu, Nan-song
Dou, Zhi-he
Li, Zhi-qiang
Funding for this research was provided by:
the Basic Research Universities Special Fund Operation (N140204013, N130102002, N130702001)
the Education Department of Liaoning Province (LZ2014021)
National Natural Science Foundation of China (51374064)