Stavrou, Elissaios
Chen, Xiao-Jia
Oganov, Artem R.
Wang, A. F.
Yan, Y. J.
Luo, X. G.
Chen, X. H.
Goncharov, Alexander F.
Article History
Received: 10 November 2014
Accepted: 5 March 2015
First Online: 27 May 2015
Competing interests
: The authors declare no competing financial interests.