1. Key Laboratory of Materials Physics of Ministry of Education, School of Physics and Microelectronics Zhengzhou University Daxue Road 75 Zhengzhou 450052 China
2. Department of Physics, Chemistry, and Biology (IFM) Linköping University Linköping SE‐58183 Sweden
3. School of Materials Science and Engineering MIIT Key Laboratory of Advanced Display Materials and Devices Institute of Optoelectronics & Nanomaterials Nanjing University of Science and Technology Nanjing 210094 China
4. State Key Laboratory for Organic Electronics and Information Displays & Institute of Advanced Materials (IAM) Nanjing University of Posts & Telecommunications (NUPT) Nanjing 210023 China
5. Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications Siyuan Laboratory Guangzhou Key Laboratory of Vacuum Coating Technologies and New Energy Materials Department of Physics Jinan University Guangzhou 510632 P. R. China
6. Institute of Fundamental and Frontier Sciences University of Electronic Science and Technology of China Chengdu 611731 China