Fu, Z. [P:(DE-Juel1)130647] ; Kögerler, P. [P:(DE-Juel1)VDB12080] ; Rücker, U. [P:(DE-Juel1)VDB1360] ; Su, Y. [P:(DE-Juel1)130991] ; Brückel, T. [P:(DE-Juel1)130572]