Ostapczuk, P. [P:(DE-Juel1)VDB1200] ; Akhmetov, M. [P:(DE-HGF)0] ; Artemev, O. I. [P:(DE-HGF)0] ; Dederichs, H. [P:(DE-Juel1)VDB265] ; Mohl, C. [P:(DE-Juel1)129366] ; Hill, P. [P:(DE-Juel1)VDB619] ; Hille, R. [P:(DE-Juel1)VDB620]