Hou, Jin-Xing
Su, Yun-Long
Liu, Si-Yuan
Wang, Xiao-Hui
Yang, Wen-Li
Funding for this research was provided by:
NSFC (11375141, 11425522)
NSFC (91536108, 11647057)
NSFC (11705146)
the Double First-Class University Construction Project of Northwest University
the Special Research Funds of Shaanxi Province Department of Education (16JK1759)
Northwest University Scientific Research Funds (15NW26)
Article History
Received: 16 October 2017
Accepted: 4 June 2018
First Online: 12 June 2018