Ma, Z. [P:(DE-Juel1)180457] ; Lieutenant, K. [P:(DE-Juel1)178839] ; Voigt, J. [P:(DE-Juel1)131018] ; Gutberlet, T. [P:(DE-Juel1)168124] ; Feygenson, M. [P:(DE-Juel1)169262] ; Brückel, T. [P:(DE-Juel1)130572]