Improved Electrolytes for Dye Sensitized Solar Cells

Electrolyte for dye-sensitized solar cells that combines high ionic conductivity with improved durability. The electrolyte is prepared by injecting a liquid electrolyte into a hydrogel film that has been dried to remove moisture. The hydrogel serves as a matrix that maintains the electrolyte's structure while preventing leakage during manufacturing. The resulting electrolyte has a thickness of 500-600 μm, enabling efficient dye-sensitized solar cell performance.

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A dye-sensitized solar cell with enhanced performance through the incorporation of novel additives. The solar cell comprises a photoanode, a counter electrode, an electrolyte, and an assembly of the battery. The photoanode and counter electrode are prepared through conventional methods, while the electrolyte is formulated with specific additives that enhance open-circuit voltage and short-circuit current density. The assembly is completed by integrating the photoanode, counter electrode, and electrolyte into a functional solar cell.

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A quasi-solid electrolyte for dye-sensitized solar cells that combines the benefits of both solid and liquid electrolytes. The quasi-solid electrolyte comprises an amino-modified fullerene, diethyl ether, and 6-deoxy-6-iodo-1,2:3,4-di-o-isopropylidene-ad galactose pyranose in a specific mass ratio. This composition provides high mobility of the liquid electrolyte while maintaining long-term stability, enabling efficient and reliable dye-sensitized solar cells.

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Electrolyte for dye-sensitized solar cells that combines high ionic conductivity with low leakage properties. The electrolyte comprises a hydrogel membrane impregnated with iodide ions, which is prepared through a controlled polymerization process. The hydrogel membrane is formed by dissolving a water-soluble polymer and crosslinking agent in water, and then permeating iodide ions into the hydrogel structure. This results in a solid electrolyte that maintains high ionic conductivity while preventing leakage through the hydrogel membrane.

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Dye-sensitized solar cell with enhanced light resistance and thermal stability. The cell features an electrolyte layer containing an iodide salt of alkylimidazolium, a solvent containing triethylene glycol monomethyl ether, and an ultraviolet absorbing layer on at least one electrode. The electrolyte layer maintains high initial photoelectric conversion efficiency while the ultraviolet absorbing layer provides superior light resistance and heat management. The cell achieves these benefits through optimized electrolyte composition and electrode design, particularly when using triethylene glycol monomethyl ether as the solvent.

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Electrolyte for a solar cell that improves the performance of the solar cell, and improves the permeability and stability at the same time for use in a sensitized solar cell. The electrolyte composition includes an organic solvent, an ionic liquid represented by the following formula, and an oxidation-reduction derivative.

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Electrolyte composition for dye-sensitized solar cells with enhanced light transmission properties. The composition comprises iodine, a sulfur compound (such as a thiol or sulfide), and a basic nitrogen compound (such as an amine). The composition achieves high light transmission (up to 90%) at 400 nm with minimal absorption in the visible spectrum, enabling efficient utilization of solar energy.

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A dye-sensitized solar cell (DSSC) with improved performance under normal indoor lighting conditions. The cell incorporates a novel non-porous hole-blocking layer between the TiO2 photoanode and dye layer, which significantly enhances electron transfer efficiency. The blocking layer is composed of titanium alkoxides, specifically polymeric titanium alkoxides, and can be applied using conventional printing techniques. This approach enables the cell to achieve higher power conversion efficiency while maintaining environmental sustainability compared to conventional DSSC designs.

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A semi-solid electrolyte for dye-sensitized solar cells that enables direct printing onto substrates while maintaining high ionic conductivity. The electrolyte comprises an iodine-based non-volatile liquid electrolyte and inorganic nanoparticles, with the nanoparticles incorporated in a weight ratio of 0.01 to 0.03 compared to the succinonitrile. The semi-solid electrolyte is formed in a printable form through a process that combines printing and roll-to-roll manufacturing techniques. This enables the creation of solar cells with direct printing capabilities, eliminating the need for separate melting steps. The electrolyte maintains its ionic conductivity even at room temperature, making it suitable for high-volume production applications.

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Gel electrolyte for dye-sensitized solar cells that enhances stability and photoelectric conversion efficiency. The electrolyte comprises tetracyanoethylene, 1-allyl-3-vinylimidazole salt, dodecylbenzenesulfonate, azobisisobutyronitrile, thermotropic liquid crystal polymer, hexamethylenetetramine ionic liquid, 2,4,6-tricyano-1,3,5-triazine, iodine, and additives. The electrolyte achieves improved stability through its unique composition, which balances conductivity, ionic mobility, and thermal stability.

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A photosensitive dye solar cell with improved stability and performance through the use of a novel electrolyte system. The electrolyte comprises a porous polymer matrix with a molecular weight above 2000, combined with ionic liquids and lithium salts, specifically LiClO4. This electrolyte enables enhanced durability and stability in dye-sensitized solar cells by addressing traditional electrolyte issues such as iodine degradation and solvent volatility. The electrolyte is prepared through a vacuum drying process followed by removal of the organic solvent, resulting in a stable and reliable electrolyte for the solar cell.

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Electrolyte for dye-sensitized solar cells that enhances stability and performance through the use of a novel combination of iodine sources and a low-viscosity ionic liquid. The electrolyte comprises an iodine source, a polyionic liquid, a porous polymer, and a low-viscosity ionic liquid with a viscosity of 150-350 mPa·S. This unique combination addresses the traditional challenges of iodine-based dye-sensitized solar cells, including stability issues and solvent evaporation problems, while maintaining high power conversion efficiency and long cycle life.

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A dye-sensitized solar cell with enhanced performance through a novel polymer/g graphene composite electrolyte. The cell incorporates a polymer matrix containing graphene flakes, where the graphene is dispersed within the polymer matrix through an in-situ gelation process. This approach enables the creation of a solid electrolyte that maintains superior conductivity and ion diffusion properties compared to conventional liquid electrolytes, while maintaining the benefits of polymer-based solid electrolytes. The polymer/g graphene composite electrolyte enables efficient hole transport, maintains high photoelectric conversion efficiency, and offers improved durability compared to conventional liquid electrolytes.

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Solid electrolyte for dye-sensitized solar cells that enhances photoelectric conversion efficiency through improved conductivity and stability. The solid electrolyte achieves this by incorporating a high-performance solid electrolyte material with enhanced thermal stability and non-leakage properties. This enables the creation of high-efficiency dye-sensitized solar cells with improved cycle life and reduced degradation.

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Organic dye-sensitized solar cell with improved performance and cost-effectiveness. The cell comprises an organic dye-sensitized photoanode, a composite counter electrode, and a gel electrolyte. The counter electrode is fabricated using a conductive polymer matrix, which enhances its electrical conductivity and catalytic activity. The organic dye-sensitized photoanode and gel electrolyte are integrated between the counter electrode layers, enabling efficient electron transfer and improved light absorption. The counter electrode is fabricated through a conductive polymer matrix, which provides superior electrical conductivity and catalytic activity compared to traditional platinum-based counter electrodes. This design enables the production of high-performance organic dye-sensitized solar cells with reduced material costs and environmental impact.

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Polymer electrolyte for dye-sensitized solar thin film batteries that enhances performance through novel lithium salt fillers. The electrolyte combines a porous polymer matrix with lithium salt fillers, where the lithium salt enhances charge transport while maintaining structural integrity. This design enables improved power density and stability in dye-sensitized solar cells.

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Gel electrolyte for dye-sensitized solar cells that enhances photoelectric conversion efficiency through improved contact between the electrolyte and the porous TiO2 electrode. The gel electrolyte comprises a polymer matrix with a specific cross-linking structure that enables enhanced ionic conductivity while maintaining sufficient mechanical stability. The gel electrolyte is prepared through a controlled cross-linking process that balances electrical conductivity and mechanical strength, allowing for efficient electron transport between the electrolyte and the TiO2 electrode.

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Dye-sensitized solar cell quasi-solid electrolyte with enhanced performance through improved ionic conductivity and stability. The quasi-solid electrolyte comprises a combination of ionic liquid and polymer matrix components, with specific weight percentages of ionic liquid (IL) and polymer matrix. The IL enhances conductivity while the polymer matrix provides mechanical stability and dimensional flexibility. This composition enables the quasi-solid electrolyte to achieve higher photoelectric conversion efficiency, improved cycle life, and reduced environmental impact compared to conventional solid electrolytes.

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Room-temperature ionic liquid electrolyte for dye-sensitized solar cells that addresses the challenges of conventional electrolytes. The electrolyte combines an ionic liquid with a high-temperature stable electrolyte, such as lanthanum, to create a binary ionic liquid solution. This solution enables high-temperature stability and conductivity while maintaining the excellent properties of traditional electrolytes. The binary ionic liquid solution is prepared through a single-step mixing process that eliminates the need for separate ionic liquids. The resulting electrolyte solution can be used directly in dye-sensitized solar cells, offering improved durability and stability compared to conventional electrolytes.

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Electrolyte for plasmonic-enhanced dye-sensitized solar cells (DSSCs) that provides corrosion protection for plasmonic structures while enhancing solar cell efficiency. The electrolyte comprises ions of a plasmon-supporting metal, particularly gold(I) diiodide anions, in addition to an organic solvent. The metal ions form a protective barrier against corrosion of the plasmonic structures when deposited on the working electrode, while maintaining the plasmonic-enhanced dye-sensitized solar cell performance.

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