1. College of Chemistry and Bioengineering, Guilin University of Technology (Guangxi Key Laboratory of Electrochemistry and Magnetiochemistry Functional Materials), Guilin, P. R. China
2. Guangxi Scientific Experiment Center of Ming, Metallurgy and Environment, The Guangxi Talent Highland for Hazardous Waste Disposal Industrialization, Guilin University of Technology, Guilin, P. R. China