1. Institute of Polymer Optoelectronic Materials and Devices State Key Laboratory of Luminescent Materials and Devices South China University of Technology Guangzhou China
2. Helmholtz‐Institute Erlangen‐Nürnberg (HI ERN) Erlangen Germany
3. Institute of Materials for Electronics and Energy Technology (i‐MEET) Friedrich‐Alexander‐Universität, Erlangen‐Nürnberg Erlangen Germany
4. Guangdong Basic Research Center of Excellence for Energy & Information Polymer Materials South China University of Technology Guangzhou China