Maier, H. [P:(DE-HGF)0] ; Luthin, J. [P:(DE-HGF)0] ; Balden, M. [P:(DE-HGF)0] ; Lindig, S. [P:(DE-HGF)0] ; Linke, J. [P:(DE-Juel1)VDB2728] ; Rohde, V. [P:(DE-Juel1)VDB5635] ; Bolt, H. [P:(DE-HGF)0]