1. Research Center for Eco-environmental Engineering, Dongguan University of Technology, Dongguan, Guangdong 523808, P. R. China
2. Department of Chemical and Environmental Engineering, Yale University, New Haven, Connecticut 06520, United States
3. National Synchrotron Light Source-II, Brookhaven National Laboratory, Upton, New York, New York 11973, United States
4. NSF Nanosystems Engineering Research Center for Nanotechnology Enabled Water Treatment (NEWT), Yale University, 17 Hillhouse Ave, New Haven, Connecticut, 06511, United States