1. Material Systems for Nanoelectronics Chemnitz University of Technology Chemnitz 09107 Germany
2. Center for Materials Architectures and Integration of Nanomembranes (MAIN) Chemnitz University of Technology Chemnitz 09126 Germany
3. Institute for Integrative Nanosciences Leibniz IFW Dresden Dresden 01069 Germany
4. School of Materials Science and Engineering Ulsan National Institute of Science and Technology (UNIST) Ulsan 44919 Republic of Korea
5. State Key Laboratory of Polymer Physics and Chemistry Changchun Institute of Applied Chemistry Chinese Academy of Sciences Changchun 130022 P. R. China
6. School of Science Dresden University of Technology Dresden 01062 Germany