Malte SiegmundPhD studentNanoscienceAddressUniversity of HamburgInstitute for Nanostructure and Solid State PhysicsLuruper Chaussee 14922761 HamburgOfficeBuilding 600 (CHyN)Room: 2.16ContactTel: +49 40 23952-1854Email: malte.siegmund"AT"uni-hamburg.de