1. College of Biology and Chemistry, Minzu Normal University of Xingyi, Xingyi, 562400, P. R. China
2. Institute for Energy Research, School of the Environment and Safety Engineering, Jiangsu University, Zhenjiang, 212013, P. R. China
3. College of Chemistry and Chemical Engineering, Key Laboratory of Water Pollution Treatment and Resource Reuse of Hainan Province, Hainan Normal University, Haikou 571158, P. R. China