Friese, S. [P:(DE-Juel1)157977] ; Panin, A. [P:(DE-Juel1)130117] ; Krasikov, Y. [P:(DE-Juel1)130068] ; Biel, W. [P:(DE-Juel1)129967] ; Mertens, P. [P:(DE-Juel1)4596] ; Neubauer, O. [P:(DE-Juel1)130109]