1. Kunming University of Science and Technology Faculty of Environmental Science and Engineering, CHINA
2. Kunming University of Science and Technology Faculty of Environmental Science and Engineering CHINA
3. Chinese Academy of Sciences Institute of Urban Environment CHINA
4. Chinese Academy of Sciences Research Center for Eco-Environmental Sciences CHINA
5. Dalian Institute of Chemical Physics Chinese Academy of Sciences Dalian Institute of Chemical Physics CHINA
6. Kunming University of Science and Technology Department of Materials Science & Engineering CHINA
7. University of Pennsylvania Department of Earth and Environmental Science and Department of Chemistry 251 Hayden Hall 240 South 33rd Street 19104-6316 Philadelphia UNITED STATES
8. City University of Hong Kong Department of Materials Science & Engineering HONG KONG