1. State Key Joint Laboratory of Environment Simulation and Pollution Control, School of Environment, Tsinghua University, Beijing 100084, China
2. Department of Chemical Engineering, KU Leuven, Celestijnenlaan 200F, B-3001 Leuven, Belgium
3. School of Chemical Engineering and Energy, Zhengzhou University, Zhengzhou 450001, China
4. Faculty of Engineering and the Built Environment, Tshwane University of Technology, Private
Bag X680, Pretoria 0001, South Africa