Wang, Weiping http://orcid.org/0000-0001-7307-3735
Yang, Saini http://orcid.org/0000-0002-3390-8264
Stanley, H. Eugene
Gao, Jianxi http://orcid.org/0000-0002-3952-208X
Funding for this research was provided by:
Science Fund for Creative Research Groups (41621061, 41621061)
China Scholarship Council (201606040133)
National Science Foundation (CMMI-1125290, CHE-1213217)
United States Department of Defense | Defense Threat Reduction Agency (HDTRA1-14-1-0017)
Article History
Received: 9 September 2018
Accepted: 16 April 2019
First Online: 15 May 2019
Competing interests
: The authors declare no competing interests.