Atanasov, V. [P:(DE-HGF)0] ; Knorr, N. [P:(DE-HGF)0] ; Duran, R. S. [P:(DE-HGF)0] ; Ingebrandt, S. [P:(DE-Juel1)VDB5728] ; Offenhäusser, A. [P:(DE-Juel1)128713] ; Knoll, W. [P:(DE-HGF)0] ; Köper, I. [P:(DE-HGF)0]