Li, Zhenxiang
Zhang, Dandan
Xiong, Xiangyu
Yan, Bingyu
Xie, Wei
Sheen, Jen
Li, Jian-Feng http://orcid.org/0000-0001-5783-0804
Article History
Received: 30 August 2017
Accepted: 11 October 2017
First Online: 20 November 2017
Competing interests
: The authors have filed a patent application based on some results reported in this paper.