1. Department of Chemistry, Rice University, Houston, Texas 77005, United States
2. Nanosystems Engineering Research Center for Nanotechnology Enabled Water Treatment (NEWT), Rice University, Houston, Texas 77005, United States
3. GSI Environmental, Inc., Houston, Texas 77098, United States
4. Department of Civil and Environmental Engineering, Rice University, Houston, Texas 77005, United States
5. Sentinel Environmental LLC, Houston, Texas 77082, United States
6. School of Environmental Science and Engineering, Key Laboratory of Thin Film and Microfabrication Technology (Ministry of Education), Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai 200240, China
7. Department of Materials Science and Nanoengineering, Rice University, Houston, Texas 77005, United States
8. Department of Chemical and Biomolecular Engineering, Rice University, Houston, Texas 77005, United States