1. Institute for Advanced Materials
2. College of Materials Science and Engineering
3. Jiangsu University
4. Zhenjiang 212013
5. P. R. China
6. Hunan Engineering Laboratory of Power Battery Cathode Materials
7. Changsha Research Institute of Mining and Metallurgy
8. Changsha 410012
9. School of Mathematics and Physics
10. Jiangsu University of Science and Technology
11. Zhenjiang 212003