1. School of Chemistry and Materials Science, Key Lab for Functional Materials Chemistry of Guizhou Province, Guizhou Normal University, Guiyang 550001, P. R. China
2. National Engineering Laboratory for Hydrometallurgical Cleaner Production Technology, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, P. R. China
3. NanoFCM INC., Xiamen Pioneering Park for Overseas Chinese Scholars, Xiamen 361005, P. R. China
4. Department of Chemistry, College of Chemistry and Chemical Engineering, Xiamen University, Xiamen 361005, P. R. China
5. Institute for Inorganic and Analytical Chemistry, University of Frankfurt, Max-von-Laue-Strasse 7, 60438 Frankfurt/M, Germany