Bilayer heterojunction solar cell based on naphthalene bis-benzimidazole

被引:31
作者
Erten, Sule [1 ]
Icli, Siddik [1 ]
机构
[1] Ege Univ, Solar Energy Inst, TR-35100 Izmir, Turkey
关键词
bilayer heterojunction solar cell; naphthalene;
D O I
10.1016/j.ica.2007.02.047
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
We have fabricated a bilayer heterojunction solar cell consisting of p-n active layers of naphthalenetetracarboxylic bis-benzimidazole, N-CON, and zinc phthalocyanine, ZnPc. Conjugated naphthalene derivative of naphthalene bis-benzimidazole was employed as an electron acceptor. Bilayer solar cells were produced by successive evaporation of zinc phthalocyanine, ZnPc, and naphthalene bis-benzimidazole, N-CON, on glass substrates coated with indium doped tin oxide, ITO/PEDOT: PSS/ZnPc/N-CON/Al. Photovoltaic characteristics of bilayer cell were measured under simulated AM 1.5 sun illumination (V-oc = 0.50 V, J(sc) = 2.11 mA/cm(2), FF = 0.51, g = 0.54%). Efficiency of the cell was discussed in relation to energy gap and work functions of the thin layers. (c) 2007 Elsevier B.V. All rights reserved.
引用
收藏
页码:595 / 600
页数:6
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