Nickel, M. [P:(DE-HGF)0] ; Corsten, S. [P:(DE-HGF)0] ; Diehlmann, L. [P:(DE-HGF)0] ; Hansen, H. [P:(DE-HGF)0] ; Stahl, B. [P:(DE-HGF)0] ; Heim, Stefan [P:(DE-Juel1)131644]