Fischer, G. [P:(DE-H253)PIP1005474] ; Selvadurai, U. [P:(DE-H253)PIP1008119] ; Nellesen, J. [P:(DE-H253)PIP1010630] ; Sprute, T. [P:(DE-H253)PIP1015191] ; Tillmann, W. [P:(DE-H253)PIP1013991]