1. School of Resources and Environmental Engineering, Wuhan University of Technology, Wuhan, Hubei 430070, P. R. China
2. College of Chemistry, Central China Normal University, Wuhan, Hubei 430079, P. R. China
3. Wuhan Institute of Photochemistry and Technology, Wuhan, Hubei 430083, P. R. China
4. Engineering Research Center of Photoenergy Utilization for Pollution Control and Carbon Reduction, Ministry of Education, Wuhan, Hubei 430079, P. R. China