1. National Base for International Science & Technology Cooperation National Local Joint Engineering Laboratory for Key Materials of New Energy Storage Battery Hunan Province Key Laboratory of Electrochemical Energy Storage & Conversion School of Chemistry Xiangtan University Xiangtan 411105 China
2. School of Chemistry & Material Engineering Xinxiang University Xinxiang Henan 453003 China
3. Key Laboratory of Materials Processing and Mold of Ministry of Education Zhengzhou University Zhengzhou Henan 450001 China