Sarantopoulos, Alexandros [P:(DE-Juel1)180173] ; Dittmann, Regina [P:(DE-Juel1)130620] ; Lange, K. [P:(DE-Juel1)200460] ; Rivadulla, F. [P:(DE-HGF)0] ; Menzel, St. [P:(DE-Juel1)158062]