钙钛矿型金属氧化物具有电化学稳定性强,导电性、抗腐蚀性以及催化活性好等优点,是一种理想的燃料电池阴极氧还原催化材料。钙钛矿型金属氧化物由于其金属元素丰富的可调变性使得其性能得到改善。综述了钙钛矿型金属氧化物的制备方法及其在燃料电池中的应用,指出通过改进制备方法以及选择更好的金属配比,未来钙钛矿型金属氧化物有望替代贵金属催化剂作为新型燃料电池阴极氧还原催化剂。
Perovskite-type metal oxides are ideal cathode oxygen reduction catalytic materials for fuel cells due to their high electrical conductivity,good catalytic activity,electrochemical stability,and corrosion resistance.Because of their versatile variability in metal elements perovskite-type metal oxides can improve it's properties.The preparation methods of perovskite metal oxides and their application in fuel cells were mainly focused.And the fact was pointed that the perovskite-type mixed metal oxides were rich in variability in the metal elements to make changes in their properties,as well as a convenient preparation method that made them the best alternative to precious metal catalysts.
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基金资助
国家自然科学基金项目(51663012、51462021)
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