1. Laboratory of Advanced Optoelectronic Materials College of Chemistry Chemical Engineering and Materials Science Soochow University Suzhou 215123 China
2. Institute of Materials for Electronics and Energy Technology (i‐MEET) Friedrich‐Alexander University Erlangen‐Nürnberg 91058 Erlangen Germany
3. Solar Factory of the Future Bavarian Center for Applied Energy Research (ZAE Bayern) 90429 Nürnberg Germany
4. Helmholtz Institute Erlangen‐Nürnberg for Renewable Energy (HIERN) 91058 Erlangen Germany