电化学阻抗谱(EIS)是研究染料敏化太阳能电池内部电子和离子输运过程的重要技术之一,测试了不同的聚乙二醇4000 (PEG)添加量、不同静置时间和不同光照强度的DSSCs的EIS,利用等效电路对阻抗谱的各个部分进行拟合,讨论了TiO2/电解质界面的复合反应速率常数、电子寿命、扩散系数、电子传递电阻和电子在薄膜中的传输电阻等参数,探讨了实验条件对电池电极的界面特性的影响.
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