1. Tianjin Key Lab for Rare Earth Materials and ApplicationsCenter for Rare Earth and Inorganic Functional MaterialsSchool of Materials Science and EngineeringNational Institute for Advanced MaterialsNankai University Tianjin 300350 P. R. China
2. Beijing National Laboratory for Molecular SciencesState Key Laboratory of Rare Earth Materials Chemistry and ApplicationsPKU‐HKU Joint Laboratory in Rare Earth Materials and Bioinorganic ChemistryCollege of Chemistry and Molecular EngineeringPeking University Beijing 100871 P. R. China
3. College of Chemistry and Chemical EngineeringLanzhou University Lanzhou 730000 P. R. China