Woods, C. R.
Britnell, L.
Eckmann, A.
Ma, R. S.
Lu, J. C.
Guo, H. M.
Lin, X.
Yu, G. L.
Cao, Y.
Gorbachev, R. V.
Kretinin, A. V.
Park, J.
Ponomarenko, L. A.
Katsnelson, M. I.
Gornostyrev, Yu. N.
Watanabe, K.
Taniguchi, T.
Casiraghi, C.
Gao, H-J.
Geim, A. K.
Novoselov, K. S.
Article History
Received: 5 February 2014
Accepted: 19 March 2014
First Online: 28 April 2014
Competing interests
: The authors declare no competing financial interests.