Performance and lifetime improvement of polymer/fullerene blend photovoltaic cells with a C60 interlayer
Performance and lifetime improvement of polymer/fullerene blend photovoltaic cells with a C60 interlayer
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DOI:
10.1016/j.orgel.2008.07.010
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发表时间:
2008-12
影响因子:
3.2
通讯作者:
Huang Yu;Jun Peng
中科院分区:
文献类型:
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作者:
Huang Yu;Jun Peng
Polymer solar cell based on the blend of poly[2-methoxy-5-(2′-ethylhexoxy)-1,4-phenylene vinylene] (MEH-PPV) and [6,6]-phenyl C61-butyric acid methyl ester (PCBM) with C60insertion layer were fabricated. The solar cell structure was ITO/poly(3,4-ethylenedioxythiopene) (PEDOT):poly(styrenesulfonate) (PSS)/MEH-PPV:PCBM/C60/Al. It was found that the C60inserting layer could increase the device performance and lifetime. The energy conversion efficiency (ECE) of the solar cell with C60layer reached about 1.89% under Air Mass 1.5, 100mWcm−2illumination, which is enhanced in comparison with that of the device without C60layer. Mechanisms of the solar cell performance and lifetime dependence on the C60layer are discussed.