1. School of Environment
2. Henan Normal University
3. Key Laboratory for Yellow River and Huai River Water Environmental and Pollution Control
4. Ministry of Education
5. Henan Key Laboratory for Environmental Pollution Control
6. Department of Chemical and Petroleum Engineering
7. University of Wyoming
8. Laramie
9. USA
10. School of Civil and Environmental Engineering
11. Center for Nanochemistry (CNC)
12. College of Chemistry and Molecular Engineering
13. Peking University
14. Beijing 100871
15. P. R. China