Xu, X.S. [P:(DE-HGF)0] ; de Groot, J. [P:(DE-Juel1)VDB73938] ; Sun, Q.-C. [P:(DE-HGF)0] ; Sales, B.C. [P:(DE-HGF)0] ; Mandrus, D. [P:(DE-HGF)0] ; Angst, M. [P:(DE-Juel1)130504] ; Litvinchuk, A.P. [P:(DE-HGF)0] ; Musfeldt, J.L. [P:(DE-HGF)0]