1. Key Laboratory of Luminescence and Optical Information, Ministry of Education, Beijing Jiaotong University, Beijing, 100044, China
2. Collaborative Innovation Center of Light Manipulations and Applications in Universities of Shandong, School of Physics and Electronics, Shandong Normal University, Jinan 250014, People's Republic of China
3. Department of Physics, Beijing Technology and Business University, Beijing, 100048, China
4. Organic Optoelectronic Materials Laboratory, Department of Chemistry, College of Science, Korea University, Seoul, 02841, Republic of Korea
5. Key Lab for Special Functional Materials, Ministry of Education, National and Local Joint Engineering Research Center for High-Efficiency Display and Lighting Technology, and School of Materials, Henan University, Kaifeng, 475004, Henan Province, China