Li, Jingjing [P:(DE-Juel1)7897] ; Randriamalala, T. [P:(DE-Juel1)131296] ; Mauerhofer, E. [P:(DE-Juel1)130382] ; Baggemann, J. ; Zakalek, P. [P:(DE-Juel1)131055] ; Rücker, U. [P:(DE-Juel1)130928] ; Gutberlet, T. [P:(DE-Juel1)168124] ; Brückel, T. [P:(DE-Juel1)130572]