Mariotto, G. [P:(DE-HGF)0] ; Giarola, M. [P:(DE-HGF)0] ; Wegener, T. [P:(DE-Juel1)VDB103050] ; Gerhards, M.-T. [P:(DE-Juel1)VDB453] ; Tietz, F. [P:(DE-Juel1)129667]