Funding for this research was provided by:
Japan Society for the Promotion of Science (Grand-in-Aid for Young Scientist (B) 26800090)
National Science Foundation of China (91330202, 11371026)
National Science Foundation of China (11001259, 11031006)
National Science Foundation of China (2011CB309703)
Japan Society for the Promotion of Science (Grant-in-Aid for Scientific Research (B) 16H03950)
Science Challenge Project, CAS, China (TZ2016002)
Article History
Received: 23 May 2016
Revised: 19 November 2017
First Online: 8 January 2018