Roth, F. [P:(DE-H253)PIP1019460] ; Potorochin, D. [P:(DE-H253)PIP1082049] ; Gloskovskii, A. [P:(DE-H253)PIP1007694] ; Schlueter, C. [P:(DE-H253)PIP1011024] ; Wenthaus, L. [P:(DE-H253)PIP1012969] ; Drube, W. [P:(DE-H253)PIP1002684] ; Molodtsov, S. [P:(DE-H253)PIP1007192] ; Eberhardt, Wolfgang [P:(DE-H253)PIP1009632]