Stöhr, J. [P:(DE-HGF)0] ; Elfrink, K. [P:(DE-HGF)0] ; Weinmann, N. [P:(DE-HGF)0] ; Wille, H. [P:(DE-HGF)0] ; Willbold, D. [P:(DE-Juel1)132029] ; Birkmann, E. [P:(DE-Juel1)VDB65870] ; Riesner, D. [P:(DE-HGF)0]