Wang, Xiaoyun
Pan, Yuyang
Bai, Liang
Funding for this research was provided by:
National Natural Science Foundation of China (11401420)
the Natural Science Foundation of Shanxi (201601D102002)
Special Foundation of Taiyuan University of Technology (2015MS033)
the Talent Introduction Research Fund of Taiyuan University of Technology (tyut-rc201317a)