研究了新型固溶法合成La0.8Sr0.2MnO3 (LSM)包覆Ba0.5Sr0.5Co0.8Fe0.2O3(BSCF)复合粉体(LSM-BSCF),并探讨了其作为中温固体氧化物燃料电池阴极材料的电化学性能.LSM-BSCF阴极结合了LSM和BSCF阴极的优点,不仅增大了三相界面,而且稳定了微观结构.当温度为600-750℃时,其极化阻抗为0.61-0.09 Ω·cm2.与溶液注入法制备的高性能电极相比,极大地提高了性能稳定性.
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