1. Chongqing Key Laboratory of Catalysis and Functional Organic Molecules
2. College of Environmental and Biological Engineering
3. Chongqing Technology and Business University
4. Chongqing, P. R. China
5. School of Materials Science and Engineering
6. Southwest Petroleum University
7. Chengdu, P. R. China
8. Department of Environmental Engineering
9. Zhejiang University
10. Hangzhou 310027, P. R. China