Meier, M. [P:(DE-Juel1)VDB55622] ; Nauenheim, C. [P:(DE-Juel1)VDB61380] ; Gilles, S. [P:(DE-Juel1)VDB67357] ; Mayer, D. [P:(DE-Juel1)128707] ; Kügeler, C. [P:(DE-Juel1)VDB15125] ; Waser, R. [P:(DE-Juel1)131022]