Schubert, J. [P:(DE-Juel1)128631] ; Braginski, A. I. [P:(DE-Juel1)VDB7061] ; Zander, W. [P:(DE-Juel1)128648] ; Siegel, M. [P:(DE-Juel1)VDB3105] ; Wang, F. ; Bode, M. ; Kunkel, G.