Tas, Murat [P:(DE-Juel1)159202] ; Sasioglu, Ersoy [P:(DE-Juel1)130937] ; Galanakis, I. [P:(DE-HGF)0] ; Friedrich, Christoph [P:(DE-Juel1)130644] ; Blügel, Stefan [P:(DE-Juel1)130548]