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采用均匀沉淀法在导电玻璃基体上制备ZnO前驱体薄膜,然后热分解前驱体制备出ZnO薄膜用作染料敏化太阳能电池(DSSC)的光阳极.使用XRD和SEM对ZnO薄膜的结构和形貌进行表征.讨论了n(尿素)/n(Zn2+)、Zn2+浓度、均匀沉淀反应温度、薄膜焙烧温度等工艺因素对ZnO在DSSC中的光电性能影响.结果表明,均匀沉淀法制备ZnO薄膜为六方纤锌矿结构,ZnO薄膜以片状在基体上生长.优化的ZnO薄膜组装的DSSC在100mW/cm2下的短路电流为5.39 mA/cm2,开路电压为O.516 V.

参考文献

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