Funding for this research was provided by:
National Natural Science Foundation of China (51473164, 51273195)
the Joint Research Project of Chinese Academy of Sciences and Japan Society for the Promotion of Science (GJHZ1519)
and the International Science and Technology Cooperation Program of China (2014DFG52510)
Publication History
Received: 2016-09-29
Accepted: 2017-02-20
Crosschecked: 2017-12-20
Content Type
: Article
Copyright
: © Zhejiang University and Springer-Verlag GmbH Germany 2017