Malek, Ali [P:(DE-HGF)0] ; Sadeghi, Ehsan [P:(DE-HGF)0] ; Jankovic, Jasna [P:(DE-HGF)0] ; Eikerling, Michael [P:(DE-Juel1)178034] ; Malek, Kourosh [P:(DE-Juel1)181057]