von Sperber, Christian [P:(DE-HGF)0] ; Lewandowski, Hans [P:(DE-Juel1)129496] ; Tamburini, Federica [P:(DE-HGF)0] ; Bernasconi, Stefano M. [P:(DE-HGF)0] ; Amelung, Wulf [P:(DE-Juel1)129427] ; Frossard, Emmanuel [P:(DE-HGF)0]