1. Hebei Key Laboratory of Applied Chemistry Hebei Key Laboratory of Heavy Metal Deep-Remediation in Water and Resource Reuse School of Environmental and Chemical Engineering Yanshan University No. 438 West Hebei Street Qinhuangdao 066004 P. R. China
2. CAS Center for Excellence in Nanoscience CAS Key Laboratory of Nanosystem and Hierarchical Fabrication National Center for Nanoscience and Technology (NCNST) No. 11 ZhongGuanCun BeiYiTiao Beijing 100190 P. R. China
3. Hebei Engineering Research Center for Water Saving in Industry Institute of Energy Resources Hebei Academy of Sciences Shijiazhuang 050081 China