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
PEER REVIEW METHOD
: Single-blind
PUBLICATION HISTORY
: Received 10 March 2015; Accepted 30 April 2015; Accepted Manuscript published 1 May 2015; Advance Article published 21 May 2015; Version of Record published 1 June 2015