1. State Key Laboratory of Luminescent Materials and Devices, Institute of Polymer Optoelectronic Materials and Devices, International School of Advanced Materials, School of Material Science and Engineering, South China University of Technology, Guangzhou, Guangdong, 510640, China
2. Electronic and Communications Department, College of Engineering, Universiti Tenaga Nasional, Kajang, Selangor 43000, Malaysia
3. Institute of Sustainable Energy, Universiti Tenaga Nasional, Kajang, Selangor 43000, Malaysia
4. Department of Applied Biology and Chemical Technology, The Hong Kong Polytechnic University (PolyU), Hung Hom, Hong Kong, 999077, China