PEDOT:PSS-free organic solar cells using tetrasulfonic copper phthalocyanine as buffer layer

被引:28
作者
Bechara, R. [1 ]
Petersen, J. [1 ]
Gernigon, V. [2 ]
Leveque, P. [2 ]
Heiser, T. [2 ]
Toniazzo, V. [1 ]
Ruch, D. [1 ]
Michel, M. [1 ]
机构
[1] AMS CRP Henri Tudor, Dept Adv Mat & Struct, L-4002 Esch Sur Alzette, Luxembourg
[2] InESS UDS CNRS UMR 7163, Inst Elect Solide & Syst, F-67037 Strasbourg 2, France
关键词
Organic photovoltaic; PEDOT:PSS-free solar cells; Tetrasulfonic copper phthalocyanine; INDIUM-TIN-OXIDE;
D O I
10.1016/j.solmat.2011.11.005
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
This work aims at designing a new poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS)-free multilayered system for bulk heterojunction organic solar cells. We propose a multilayer structure of glass/indium tin oxide/tetrasulfonated copper phthalocyanine/poly(3-hexylthiophene):[6,6]-C-61-butyric acid methyl ester/aluminum (ITO/TS-CuPc/P3HT:[60]PCBM/Al). In this architecture, the TS-CuPc is mainly used as a buffer layer instead of PEDOT:PSS and can also act as an electron-donor material and a hole-extraction layer. Photovoltaic devices with a short-circuit current density of 9.7 mA/cm(2), a open-circuit voltage of 0.51 V, and a power conversion efficiency of 1.76% were achieved, without post deposition thermal treatment of the P3HT:[60]PCBM blend layer. (C) 2011 Elsevier B.V. All rights reserved.
引用
收藏
页码:482 / 485
页数:4
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