Ma, Nengxuan
Zhang, Lin
Li, Ruijin
Zhou, Yehong
Cai, Zongwei
Dong, Chuan
Shuang, Shaomin
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 28 March 2014; Accepted 18 June 2014; Accepted Manuscript published 18 June 2014; Advance Article published 16 July 2014; Version of Record published 7 August 2014