Steffen, B. [P:(DE-Juel1)132269] ; Müller, K. P. [P:(DE-Juel1)5055] ; Komenda, M. [P:(DE-Juel1)VDB799] ; Koppmann, R. [P:(DE-Juel1)VDB810] ; Schaub, A. [P:(DE-Juel1)VDB10108]