Chen, Chunguang [P:(DE-HGF)0] ; Li, Dongjiang [P:(DE-HGF)0] ; Gao, Lu [P:(DE-HGF)0] ; Harks, Peter Paul R. M. L. [P:(DE-HGF)0] ; Eichel, Rüdiger-A. [P:(DE-Juel1)156123] ; Notten, Peter H. L. [P:(DE-Juel1)165918]