Hubeny, M. [P:(DE-Juel1)157781] ; Schweer, B. [P:(DE-Juel1)130154] ; Luggenhölscher, D. [P:(DE-HGF)0] ; Czarnetzki, U. [P:(DE-HGF)0] ; Unterberg, B. [P:(DE-Juel1)6784]