p–n‐Junction‐Based Flexible Dye‐Sensitized Solar Cells
p–n‐Junction‐Based Flexible Dye‐Sensitized Solar Cells
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DOI:
10.1002/adfm.200901671
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发表时间:
2010-01
影响因子:
19
通讯作者:
Liping Heng;Xinyi Wang;Nailiang Yang;J. Zhai;M. Wan;Lei Jiang
中科院分区:
文献类型:
--
作者:
Liping Heng;Xinyi Wang;Nailiang Yang;J. Zhai;M. Wan;Lei Jiang
In this paper, a new type of flexible working electrode, TiO2/CuI/Cu, is reported, in which the p–n junction of TiO2–CuI is introduced into dye‐sensitized solar cells (DSSCs) for the first time. The devices give a high conversion efficiency of up to 4.73% under 1 sun illumination. The excellent performance is ascribed to the existence of the p–n junction, which forms a single directional pathway for electron transport which benefits the charge separation, and improves the efficiency of the flexible solar cells as a result.