Endler-Schuck, C. [P:(DE-HGF)0] ; Leonide, A. [P:(DE-HGF)0] ; Weber, A. [P:(DE-HGF)0] ; Uhlenbruck, S. [P:(DE-Juel1)129580] ; Tietz, F. [P:(DE-Juel1)129667] ; Ivers-Tiffée, E. [P:(DE-HGF)0]