本实验设计了一种简单有效的一体化大尺度染料敏化太阳能电池(DSC)模块,开孔率(有效面积与总面积之比)高达85％,远高于传统的串联和并联模块设计.该设计采用在光阳极导电玻璃表面电镀镍栅极和对电极导电玻璃表面电镀镍薄膜修饰来降低电池传输电阻.有效面积为510 mm2的电池模块光电转换效率η达到3.00％(AM l.5,1 00 mW/cm2),填充因子(FF)为0.594,与未镀镍的样品(η为0.537％,FF为0.251)相比,性能显著提高.并利用阻抗谱对大面积性能改善进行了解释,还利用SEM、XRD等分析了电镀镍薄膜的质量.
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