Co-sensitized DSCs: dye selection criteria for optimized device Voc and efficiency

被引:59
作者
Clifford, John N. [1 ]
Forneli, Amparo [1 ]
Chen, Huajie [2 ]
Torres, Tomas [3 ]
Tan, Songting [2 ]
Palomares, Emilio [1 ,4 ]
机构
[1] Inst Chem Res Catalonia ICIQ, Tarragona 43007, Spain
[2] Xiangting Univ, Coll Chem, Xiangting 411105, Peoples R China
[3] Univ Autonoma Madrid, Dept Quim Organ, E-28049 Madrid, Spain
[4] ICREA, E-08012 Barcelona, Spain
关键词
NANOCRYSTALLINE TIO2 FILMS; SOLAR-CELLS; ORGANIC-DYES; COSENSITIZATION; ENERGY; DONOR;
D O I
10.1039/c0jm03661g
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Co-sensitization of nanocrystalline TiO2 with the organic dye D2 and the zinc phthalocyanine dye TT1 improves light harvesting, J(sc) and efficiency of DSC devices. However, the V-oc of the co-sensitized cell is markedly inferior (similar to 130 mV) when compared to the reference device made with D2 only. We discuss the implications of our results with regard to selection criteria for dyes for co-sensitized DSCs.
引用
收藏
页码:1693 / 1696
页数:4
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