Nandakumaran, N. [P:(DE-Juel1)176627] ; Feygenson, M. [P:(DE-Juel1)169262] ; Barnsley, L. [P:(DE-Juel1)172014] ; Feoktystov, A. [P:(DE-Juel1)144382] ; Brückel, T. [P:(DE-Juel1)130572]