1. College of Chemistry and Chemical Engineering
2. Qingdao University
3. Qingdao 266071
4. P. R. China
5. College of Physics
6. MIIT Key Laboratory of Critical Materials Technology for New Energy Conversion and Storage
7. State Key Laboratory of Urban Water Resource and Environment
8. School of Chemistry and Chemical Engineering
9. Harbin Institute of Technology
10. Harbin 150001