Bulk heterojunction organic solar cells utilizing 1,4,8,11,15,18,22,25-octahexylphthalocyanine
Bulk heterojunction organic solar cells utilizing 1,4,8,11,15,18,22,25-octahexylphthalocyanine
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DOI:
10.1016/j.solmat.2011.06.039
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发表时间:
2011-11
影响因子:
6.9
通讯作者:
Tetsuro Hori;Naoki Fukuoka;T. Masuda;Miyake Yasuo;H. Yoshida;A. Fujii;Y. Shimizu;M. Ozaki
中科院分区:
文献类型:
--
作者:
Tetsuro Hori;Naoki Fukuoka;T. Masuda;Miyake Yasuo;H. Yoshida;A. Fujii;Y. Shimizu;M. Ozaki
Bulk heterojunction solar cells utilizing soluble phthalocyanine derivative, 1,4,8,11,15,18,22,25-octahexylphthalocyanine (C6PcH2) have been investigated. The active layer was fabricated by spin-coating the mixed solution of C6PcH2and 1-(3-methoxy-carbonyl)-propyl-1-1-phenyl-(6,6)C61 (PCBM). The photovoltaic properties of the solar cell with bulk heterojunction of C6PcH2and PCBM demonstrated the strong dependence of active layer thickness, and the optimized active layer thickness was clarified to be 120nm. By inserting MoO3hole transport buffer layer between the positive electrode and active layer, the FF and energy conversion efficiency were improved to be 0.50 and 3.2%, respectively. The tandem organic thin-film solar cell has also been studied by utilizing active layer materials of C6PcH2and poly(3-hexylthiophene) and the interlayer of LiF/Al/MoO3structure, and a high Vocof 1.27V has been achieved.