Sohn, Yoo Jung [P:(DE-Juel1)159368] ; Dashjav, E. [P:(DE-Juel1)156509] ; Kowoll, T. [P:(DE-Juel1)145918] ; Ziegner, M. [P:(DE-Juel1)129815] ; Tietz, F. [P:(DE-Juel1)129667]