Kunkemöller, S. [P:(DE-HGF)0] ; Komleva, E. [P:(DE-HGF)0] ; Streltsov, S. V. [P:(DE-HGF)0] ; Hoffmann, S. [P:(DE-HGF)0] ; Khomskii, D. I. [P:(DE-HGF)0] ; Steffens, P. [P:(DE-HGF)0] ; Sidis, Y. [P:(DE-HGF)0] ; Schmalzl, K. [P:(DE-Juel1)130943] ; Braden, M. [P:(DE-HGF)0]