Poruba, A. [P:(DE-HGF)0] ; Vanecek, M. [P:(DE-HGF)0] ; Rosa, J. [P:(DE-HGF)0] ; Feitknecht, L. [P:(DE-HGF)0] ; Wyrsch, N. [P:(DE-HGF)0] ; Meier, J. [P:(DE-HGF)0] ; Shah, A. [P:(DE-HGF)0] ; Repmann, T. [P:(DE-Juel1)VDB5981] ; Rech, B. [P:(DE-Juel1)VDB5941]