Sm2O3 doped CeO2(SDC) powder were prepared by oxalate co-precipitation process. High purity solid solution phase was confirmed by XRD.

• 采用草酸盐共沉淀法制备Sm2O3掺杂CeO2粉末(SDC),XRD分析结果表明为纯相的Sm2O3掺杂CeO2(SDC)固溶体。