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以高比表面积的介孔碳为催化层材料通过低温烧结构建出对电极,着重优化了其组装的染料敏化太阳电池(DSC)的整体结构和性能.结果表明:在碳浆料中添加Triton X100能改善碳颗粒之间以及碳催化层与衬底之间的接触界面,促使DSC的转换效率从4.50%提升到4.82%,增幅为7.1%.随TiO2薄膜厚度增加,DSC的转换效率先急剧增加,随后趋于缓和,其变化趋势是染料吸附量与电子传输路径相互竞争的结果.在电解质中添加磷酸三丁酯能减小电解质电阻,促使DSC的转换效率从3.59%提升到4.42%,增幅为23.1%.优化后,介孔碳对电极DSC的转换效率达到4.82%.

参考文献

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