Cherepanov, V. [P:(DE-Juel1)VDB10516] ; Zubkov, E. [P:(DE-Juel1)VDB93046] ; Junker, H. [P:(DE-Juel1)VDB100616] ; Korte, S. [P:(DE-Juel1)138943] ; Blab, M. [P:(DE-Juel1)VDB100617] ; Coenen, P. [P:(DE-Juel1)VDB5705] ; Voigtländer, B. [P:(DE-Juel1)VDB5601]