Journal ArticleDOI
Improved performance of dye-sensitized solar cells with TiO2/alumina core–shell formation using atomic layer deposition
TLDR
Alumina shell formation on TiO 2 core nanoparticles by atomic layer deposition (ALD) is studied to suppress the recombination of charge carriers generated in a dye-sensitized solar cell as mentioned in this paper.About:
This article is published in Journal of Power Sources.The article was published on 2010-08-01. It has received 127 citations till now. The article focuses on the topics: Atomic layer deposition & Dye-sensitized solar cell.read more
Citations
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Dye-Sensitized Solar Cells
TL;DR: Dye-sensitized solar cells (DSCs) offer the possibilities to design solar cells with a large flexibility in shape, color, and transparency as mentioned in this paper, and many DSC research groups have been established around the world.
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Crystallinity of inorganic films grown by atomic layer deposition: Overview and general trends
TL;DR: Puurunen et al. as discussed by the authors summarized the two-reactant ALD processes to grow inorganic materials developed to-date, updating the information of an earlier review on ALD.
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Advancements in the development of TiO 2 photoanodes and its fabrication methods for dye sensitized solar cell (DSSC) applications. A review
TL;DR: In this paper, a review attempt will be made to examine the strategies to improve the efficiency of TiO2 photoanode, its properties, issues related to TiO 2 photoanodes, various improvement approaches, fabrication methods successfully trialled so far followed by market potential of the DSSC technology, conclusion and recommendations.
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Sub-micrometer-sized Graphite As a Conducting and Catalytic Counter Electrode for Dye-sensitized Solar Cells
TL;DR: DSSCs with submicrometer-sized graphite as a catalyst on fluorine-doped tin oxide TCO showed an energy conversion efficiency greater than 6.0%, which demonstrated that the graphite layer could be used both as a conducting layer and as a catalytic layer.
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Atomic layer deposition for photovoltaics: applications and prospects for solar cell manufacturing
TL;DR: Atomic layer deposition (ALD) is a vapour-phase deposition technique capable of depositing high quality, uniform and conformal thin films at relatively low temperatures, which can be employed to face processing challenges for various types of next-generation solar cells; hence, ALD has attracted great interest in academic and industrial research in recent years as discussed by the authors.
References
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A low-cost, high-efficiency solar cell based on dye-sensitized colloidal TiO2 films
TL;DR: In this article, the authors describe a photovoltaic cell, created from low-to medium-purity materials through low-cost processes, which exhibits a commercially realistic energy-conversion efficiency.
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Electrochemical Impedance Spectroscopic Analysis of Dye-Sensitized Solar Cells
TL;DR: The EIS measurements show that DSC performance variations under prolonged thermal aging result mainly from the decrease in the lifetime of the conduction band electron in the TiO2 film.
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Theory of the Impedance of Electron Diffusion and Recombination in a Thin Layer
TL;DR: In this paper, the small signal ac impedance of electron diffusion and recombination in a spatially restricted situation with application in systems such as porous TiO2 nanostructured photoelectrodes and intrinsically conducting polymers is analyzed.
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Control of Charge Recombination Dynamics in Dye Sensitized Solar Cells by the Use of Conformally Deposited Metal Oxide Blocking Layers
TL;DR: It is found that the most basic overlayer coating, Al2O3 (pzc = 9.2), is optimal for retarding interfacial recombination losses under negative applied bias, and shows good correlation with current/voltage analyses of dye sensitized solar cell fabricated from these films.
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Determination of parameters of electron transport in dye-sensitized solar cells using electrochemical impedance spectroscopy.
TL;DR: Reliable values of the parameters relating to electron transport in dye-sensitized solar cells can be determined from measured spectra by electrochemical impedance spectroscopy when careful analysis of the measuredSpectra is done based on the classification and clarification of the same impedance equation consequent from the two models.