作者机构:[1]Department of Chemistry and Chemical Engineering, College of Environmental and Energy Engineering, Beijing University of Technology, Beijing 100124, China
相关基金:The authors are grateful for the National Natural Science Foundation of China (Grant Nos. 20877006 and 20833011), National Industrial Project of Rare Earth and Rare Metal New Materials and the Project funding for Academic Human Resources Development in Institutions of Higher Learning under the Jurisdiction of Beijing Municipality (Nos. PHR201107104 and PHR200907105). We also thank Mining and Metallurgy Research Institute of Beijing for the TEM access.