Duan, Ruijie
Wang, Jing
Jiang, Shenglin
Lv, Yunkai
Li, Jiali
Song, Aizhen
Liang, Linlin
Liu, Yuanxin
Funding for this research was provided by:
the Nationcal Natural Science Foundation of China (Grant No.51302061)
Natural Science Foundation of Hebei Province (Grant No. E2014201076)
Article History
Received: 13 May 2018
Accepted: 20 June 2018
First Online: 23 June 2018