Layer-by-Layer CdS-ModifiedTiO 2 Film Electrodes for Enhancing the Absorption and Energy Conversion Efficiency of Solar Cells
Author(s) -
Ming Li,
Yong Liu,
Hai Wang,
Wenxia Zhao,
Hong Huang,
Chaolun Liang,
Youjun Deng,
Hui Shen
Publication year - 2012
Publication title -
international journal of photoenergy
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.426
H-Index - 51
eISSN - 1687-529X
pISSN - 1110-662X
DOI - 10.1155/2012/857567
Subject(s) - transmission electron microscopy , materials science , analytical chemistry (journal) , layer (electronics) , algorithm , computer science , chemistry , nanotechnology , chromatography
A layer-by-layer assemble method was used to fabricate CdS quantum dots (QDs) sensitized electrodes. Scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy (EDS), and transmission electron microscopy (TEM) have been utilized to characterize the samples. The absorption spectra and photovoltaic measurement confirmed that much more effective deposition of QDs in TiO2 matrix and much better power conversion performance were achieved for these multilayer electrodes compared with the ones fabricated by traditional single-layer assembly method
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