1. State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources
2. Beijing Key Laboratory of Energy Safety and Clean Utilization
3. North China Electric Power University
4. Beijing 102206
5. P. R. China
6. Singapore Institute of Manufacturing Technology
7. Singapore
8. Key Laboratory of Applied Surface and Colloid Chemistry
9. Ministry of Education
10. Shaanxi Key Laboratory for Advanced Energy Devices
11. Shaanxi Engineering Lab for Advanced Energy Technology
12. School of Materials Science & Engineering