Schiller, C. [P:(DE-Juel1)VDB1410] ; Brunner, D. [P:(DE-HGF)0] ; Konopka, P. [P:(DE-Juel1)129130] ; Krämer, M. [P:(DE-Juel1)129131] ; Shur, G. [P:(DE-HGF)0] ; Silva dos Santos, F. [P:(DE-Juel1)VDB72161] ; Sitnikov, N. [P:(DE-HGF)0] ; Spelten, N. [P:(DE-Juel1)129155]