1. Faculty of Natural SciencesInstitute of ChemistryInorganic ChemistryTechnische Universität Chemnitz 09107 Chemnitz Germany
2. Current address: Faculty of ScienceSchool of Molecular SciencesThe University of Western Australia Crawley, Perth WA 6009 Australia
3. Center for Microtechnologies (ZfM)Technische Universität Chemnitz 09107 Chemnitz Germany
4. Fraunhofer Institute for Electronic Nano Systems (ENAS) Technologie-Campus 3 09126 Chemnitz Germany
5. Center for Advancing Electronics Dresden (cfaed) 09107 Chemnitz Germany
6. Faculty of Natural SciencesInstitute of Chemistry, Polymer ChemistryTechnische Universität Chemnitz 09107 Chemnitz Germany