Chen, Xiao
He, Sha
Chen, Feiyan
Feng, Yunlong
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COPYRIGHT AND LICENSING
: The Royal Society of Chemistry has an exclusive publication licence for this journal
OPEN ACCESS: The accepted version of this article will be made freely available after a 12 month embargo period
PUBLICATION HISTORY
: Received 22 May 2014; Accepted 18 July 2014; Accepted Manuscript published 18 July 2014; Advance Article published 6 August 2014; Version of Record published 26 August 2014