Sergeev, Dmitry [P:(DE-Juel1)159377] ; Yazhenskikh, Elena [P:(DE-Juel1)129813] ; Talukder, N. [P:(DE-HGF)0] ; Kobertz, Dietmar [P:(DE-Juel1)129739] ; Hack, K. [P:(DE-HGF)0] ; Müller, Michael [P:(DE-Juel1)129765]