Drummond, N. D.
Monserrat, Bartomeu
Lloyd-Williams, Jonathan H.
Ríos, P. López
Pickard, Chris J.
Needs, R. J.
Article History
Received: 9 October 2014
Accepted: 10 June 2015
First Online: 28 July 2015
Competing interests
: Chris Pickard is an author of the CASTEP code, which is marketed commercially by Accelrys, and receives royalties on the sales. The remaining authors declare no competing financial interests.