1. Key Laboratory of Drinking Water Science and Technology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China
2. Lehrstuhl für Technische Chemie II, Universität Duisburg-Essen, Essen 45117, Germany
3. University of Chinese Academy of Sciences, Beijing 100049, China
4. Department of Water Pollution Control, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China
5. Chair for Mechanical Process Engineering/Water Technology, University of Duisburg-Essen, Duisburg 47057, Germany