Funding for this research was provided by:
National Natural Science Foundation of China (71503165, 91546105)
National Natural Science Foundation of China (Special Program for Applied Research on Super Computation of the NSFC-Guangdong Joint Fund)
Article History
Received: 9 October 2017
Revised: 11 October 2017
Accepted: 23 October 2017
First Online: 5 February 2018