1. Material Systems for NanoelectronicsChemnitz University of Technology 09107 Chemnitz Germany
2. Center for Materials, Architectures and Integration of Nanomembranes (MAIN)Chemnitz University of Technology 09126 Chemnitz Germany
3. Institute for Integrative NanosciencesLeibniz IFW Dresden D‐01069 Dresden Germany
4. State Key Laboratory of Polymer Physics and ChemistryChangchun Institute of Applied ChemistryChinese Academy of Sciences 130022 Changchun China
5. School of Materials Science and Engineering and Tianjin Key Laboratory of Molecular Optoelectronic ScienceTianjin University Tianjin 300072 China