Using this method, it is reliable to make other cations to replace some of Ce4+ in the lattice of ceria and result in the formation of solid solution in a large scale.

• 研究结果表明：对于铈基复合氧化物，固相反应法可有效促进杂原子进入CeO2的晶格取代部分Ce4+，有助于最大限度地形成固溶体；