University of Electronic Science and Technology of China (UESTC) - School of Materials and Energy, University of Electronic Science and Technology of China (UESTC) - School of Materials and Energy, University College London, University of Electronic Science and Technology of China (UESTC) - School of Materials and Energy, University of Electronic Science and Technology of China (UESTC) - School of Materials and Energy, Tianlu Electric Power Co., Ltd. and University of Electronic Science and Technology of China (UESTC) - School of Materials and Energy