1. State
Key Laboratory of Pollution Control and Resources Reuse, College of Environmental Science and Engineering, Tongji University, Shanghai, 200092, China
2. Metropolitan Water
District of Southern California, 700
Moreno Avenue, La Verne, California 91750-3399, United States
3. Department
of Civil and Environmental Engineering, Stanford University, Y2E2 145, 473 Via Ortega, Stanford, California 94305, United States