Jiang, Tiefeng http://orcid.org/0000-0002-1099-8850
Qi, Yongcheng
Funding for this research was provided by:
National Science Foundation (1209166, 1406279)
NSF (1005345)
Article History
Received: 8 October 2016
Revised: 18 November 2017
First Online: 9 December 2017