用溶胶-凝胶法在导电玻璃上制备不同成膜方式和层厚的TiO2致密膜阻挡层,采用水热法制备外层多孔TiO2薄膜.用场发射扫描电镜(FE-SEM)和紫外-可见分光光度计分析阻挡层成膜方式和层厚对复合光阳极薄膜的表面形貌和吸光度的影响,并研究其对应的DSSC的电学性能.结果表明:阻挡层经层层烧结,复合光阳极具有较疏松的表面形貌,吸光度和DSSC的电学性能最佳;阻挡层的层厚对复合膜的吸光度和DSSC的电学性能影响不大,但层数为8层时具有最好的吸光度和电学性能.
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