Frings, W. [P:(DE-Juel1)132108] ; Schnurpfeil, A. [P:(DE-Juel1)132257] ; Meier, S. [P:(DE-Juel1)145463] ; Janetzko, F. [P:(DE-Juel1)132149] ; Arnold, L. [P:(DE-Juel1)132044]