Funding for this research was provided by:
National Natural Science Foundation of China (31571918)
Hong Kong, Macao, and Taiwan Scientific and Technological Cooperation Projects (2015DFT30150)
Zhejiang Provincial Department of Education, China (Y201533676)
ORCID
Rui WANG: http://orcid.org/0000-0002-9852-1247
Publication History
Received: 2016-08-11
Accepted: 2017-02-19
Crosschecked: 2017-09-13
Content Type
: Article
Copyright
: © Zhejiang University and Springer-Verlag Berlin Heidelberg 2017