稀土基固体氧化物燃料电池阴极材料的制备及应用研究进展

Progress in Preparation and Application of Rare Earth Based Solid Oxide Fuel Cell Cathode Materials

固体氧化物燃料电池(Solid oxide fuel cell,SOFC)是一种将化学能直接转化为电能的全固态电化学能量转化装置。阴极材料作为SOFC的重要组成部分,阴极材料显著影响着SOFC工作效率。稀土元素因具有独特的电子结构和氧化还原特性,被广泛的应用到SOFC阴极材料,以提升其性能,因此成为研究的热点。本文总结了稀土基SOFC阴极材料的制备方法及其应用研究进展,并展望了稀土基SOFC阴极材料未来的发展前景。

China has the most abundant rare earth resources in the world,and rare earth elements have attracted much at-tention due to their application in catalysis,metallurgy,petrochemical industry and other fields.Solid oxide fuel cell(SOFC)is a solid power generation device that directly converts the chemical energy of fuel into electrical energy.As an important component of SOFC,cathode material significantly affects the efficiency of SOFC.Rare earth elements are widely used in SOFC cathode materials due to their unique electronic structure and redox properties to improve the performance of SOFC cath-ode materials.Therefore,rare earth SOFC cathode materials have become a research hotspot.In this paper,the preparation methods of rare earth based SOFC cathode materials and their application in SOFC are summarized.At the same time,the de-velopment prospect of rare earth based SOFC cathode materials is expounded.