Zhou, Zhangjian [P:(DE-HGF)0] ; Tan, Jun [P:(DE-HGF)0] ; Qu, Dandan [P:(DE-HGF)0] ; Pintsuk, Gerald [P:(DE-Juel1)129778] ; Rödig, Manfred [P:(DE-Juel1)132458] ; Linke, Jochen [P:(DE-Juel1)129747]