Bremm, S. [P:(DE-HGF)0] ; Dölling, S. [P:(DE-HGF)0] ; Becker, W. [P:(DE-HGF)0] ; Blum, Ludger [P:(DE-Juel1)129828] ; Peters, Ralf [P:(DE-Juel1)129902] ; Malzbender, Jürgen [P:(DE-Juel1)129755] ; Stolten, Detlef [P:(DE-Juel1)129928]