El-Kareh, L. [P:(DE-HGF)0] ; Bihlmayer, G. [P:(DE-Juel1)130545] ; Buchter, A. [P:(DE-HGF)0] ; Bentmann, H. [P:(DE-HGF)0] ; Blügel, S. [P:(DE-Juel1)130548] ; Reinert, F. [P:(DE-HGF)0] ; Bode, M. [P:(DE-HGF)0]