采用固相法合成了Sn0.94Sc0.06P2O7.XRD测试结果表明Sn0.94Sc0.06P2O7表现为单一立方SnP2O7相结构.采用电化学工作站对样品的中温电性能(50～250℃)进行了研究.结果表明,样品在湿润H2气氛中200℃下,电导率达到最大值(2.8×10-2 S· cm-1).以样品为固体电解质组装氢-空气燃料电池,性能测试表明,在150℃时,其最大输出功率密度为25.02 mW·cm-2(厚度:1.7 mm),表明Sn0.94Sc0.06P2O7是一种潜在的中温燃料电池的电解质材料.
参考文献
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