Proft, J. [P:(DE-HGF)0] ; Gawronski, A. [P:(DE-HGF)0] ; Krämer, Katharina [P:(DE-Juel1)145034] ; Schoofs, T. [P:(DE-HGF)0] ; Kockler, H. [P:(DE-HGF)0] ; Vogeley, Kai [P:(DE-Juel1)145756]