1. Brook Byers Institute of Sustainable Systems, School of Civil and Environmental Engineering, Georgia Institute of Technology, Atlanta, Georgia 30308, United States
2. CAS Key Laboratory of Urban Pollutant Conversion, Institute of Urban Environment, Chinese Academy of Sciences, Xiamen 361021, P. R. China
3. College of Environmental Science and Engineering, North China Electric Power University, Beijing 102206, P. R. China
4. School of Resources and Environment, Anhui Agricultural University, Hefei 230036, P. R. China
5. Refinery Water Engineering & Associates, Hydrocarbon Processing Water & Waste Technology, Inc., 15634 Wallisville Road, Houston, Texas 77042, United States