Ramezani, H. R [P:(DE-HGF)0] ; Şaşıoğlu, E. [P:(DE-HGF)0] ; Hadipour, H. [P:(DE-HGF)0] ; Soleimani, H. Rahimpour [P:(DE-HGF)0] ; Friedrich, Christoph [P:(DE-Juel1)130644] ; Blügel, Stefan [P:(DE-Juel1)130548] ; Mertig, I. [P:(DE-HGF)0]