Haag, W. [P:(DE-HGF)0] ; Kärcher, B. [P:(DE-HGF)0] ; Schäfers, S. [P:(DE-HGF)0] ; Stetzer, O. [P:(DE-HGF)0] ; Möhler, O. [P:(DE-HGF)0] ; Schurath, U. [P:(DE-HGF)0] ; Krämer, M. [P:(DE-Juel1)129131] ; Schiller, C. [P:(DE-Juel1)VDB1410]