1. School of Environment and Civil 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. School of Chemical Engineering, Dalian University of Technology, Dalian 116024, P.R. China
4. School of Health and Environmental Science, Korea University, Seoul 02841, Korea
5. National Synchrotron Light Source- II, Brookhaven National Laboratory, Upton, New York 11973, United States