1. Key Laboratory for Green Chemical Technology of the State Education Ministry, School of Chemical Engineering and Technology, Tianjin University, Tianjin 300354, China
2. School of Environmental and Safety Engineering, North University of China, Taiyuan 030051, China
3. School of Materials Science and Engineering, Tianjin University, Tianjin 257400, China
4. National Rare Earth Catalysis Research Institute, Dongying 257000, China