1. National and Local Joint Engineering Laboratory for Lithium-Ion Batteries and Materials Preparation Technology, Key Laboratory of Advanced Battery Materials of Yunnan Province, Faculty of Metallurgical and Energy Engineering, Kunming University of Science and Technology, Kunming 650093, PR China
2. School of Materials and Energy, Yunnan Key Laboratory for Micro/Nano Materials and Technology, Yunnan University, No. 2, Green Lake North Road, Kunming 650091, PR China