Funding for this research was provided by:
National Natural Science Foundation of China (51273084, 51473067)
RELATED DATA
IDENTIFIERS
COPYRIGHT AND LICENSING
: The Royal Society of Chemistry has an exclusive publication licence for this journal
PEER REVIEW METHOD
: Single-blind
PUBLICATION HISTORY
: Received 16 March 2016; Accepted 29 April 2016; Accepted Manuscript published 2 May 2016; Version of Record published 9 May 2016