NOVEL COMPOSITE-BASED CATHODES FOR MOLTEN CARBONATE FUEL CELLS BY ELECTROCHEMICAL MULTICOMPONENT MODIFICATION

NOVEL COMPOSITE-BASED CATHODES FOR MOLTEN CARBONATE FUEL CELLS BY ELECTROCHEMICAL MULTICOMPONENT MODIFICATION
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通过电化学多组分改性用于熔融碳酸盐燃料电池的新型复合材料阴极

DOI:
10.1142/s1793604711002263
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发表时间:
2011-12
影响因子:
1.3
通讯作者:
陈丽江
陈丽江
中科院分区:
材料科学4区
文献类型:
--
作者:
陈丽江

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采用电泳沉积(EPD)技术对多孔镍表面进行纳米粒子的多元改性,制备新型熔融碳酸盐燃料电池(MCFC)复合阴极。在本工作中,采用中等的沉积电压和悬浮液pH值,在中等的电流密度下制备了(nano-LiCoO 2-LiFeO 2)-Ni和(nano-LiCoO 2-CeO 2)-Ni两种新型三元复合正极材料。这两种基于复合材料的阴极在模拟MCFC启动阶段的条件下表现出优异的抗变形和抗溶解性能,因此预期可用于MCFC工业中的应用。
A multicomponent modification on the surface of porous nickel with nanoparticles is conducted by an electrophoretic deposition (EPD) technique to prepare new composite-based cathodes for molten carbonate fuel cells (MCFCs). Two new ternary composite-based cathodes, (nano-LiCoO2-LiFeO2)-Ni and (nano-LiCoO2-CeO2)-Ni, are inclined to possess good morphology and homogeneous element distribution when prepared under moderate current density resulting from a medium deposition voltage and suspension pH value in this work. Both composite-based cathodes manifest excellent anti-deformation and anti-dissolution performances under conditions of a simulated MCFC startup stage and are thus expected to be useful for application in the MCFC industry.
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