1. Department of Civil and Environmental Engineering, Texas A&M University, College Station, Texas 77843-3136, United States
2. Research & Development Department, Orange County Water District, Fountain Valley, California 92708-6930, United States
3. School of Environmental Science and Engineering, Sun Yat-sen University, Guangzhou, Guangdong 510275, China
4. Guangdong Provincial Key Laboratory of Environmental Pollution Control and Remediation Technology (Sun Yat-sen University), Guangzhou 510275, China
5. Department of Chemical Engineering, Texas A&M University, College Station, Texas 77843-3122, United States