Xu, Wenxue
Funding for this research was provided by:
National Nature Science Foundation of China (11401486, 11561012)
the Natural Science Foundation Project of Chongqing CSTC (cstc2016jcyjA0465)
the Fundamental Research Funds for the Central Universities (XDJK2017C056)
Ph. D Research Fundation of Southwest University (SWU115053)
Article History
Received: 20 June 2018
Accepted: 23 May 2019
First Online: 8 June 2019