Zhukov, S. [P:(DE-HGF)0] ; Glaum, J. [P:(DE-HGF)0] ; Kungl, Hans [P:(DE-Juel1)157700] ; Sapper, E. [P:(DE-HGF)0] ; Dittmer, R. [P:(DE-HGF)0] ; Genenko, Y. A. [P:(DE-HGF)0] ; von Seggern, H. [P:(DE-HGF)0]