Sun, Y. [P:(DE-HGF)0] ; Amelung, W. [P:(DE-Juel1)129427] ; Wu, Bei [P:(DE-Juel1)138881] ; Haneklaus, S. [P:(DE-HGF)0] ; Maekawa, M. [P:(DE-HGF)0] ; Lücke, A. [P:(DE-Juel1)129567] ; Schnug, E. [P:(DE-HGF)0] ; Bol, R. [P:(DE-Juel1)145865]