Dlugi, R. [P:(DE-HGF)0] ; Berger, M. [P:(DE-HGF)0] ; Zelger, M. [P:(DE-Juel1)VDB4372] ; Kramm, G. [P:(DE-HGF)0] ; Hofzumahaus, A. [P:(DE-Juel1)16326] ; Holland, F. [P:(DE-Juel1)16342] ; Lu, K.D. [P:(DE-Juel1)6776] ; Rohrer, F. [P:(DE-Juel1)16347]