研究目的
Investigating the use of porous cake-like TiO2 derived from Ti-based metal-organic frameworks as an efficient scattering layer in dye-sensitized solar cells to improve photoelectric conversion efficiency.
研究成果
The use of porous cake-like TiO2 as a scattering layer in DSSCs significantly improves photoelectric conversion efficiency due to enhanced surface area and light scattering performance.
1：Experimental Design and Method Selection:
Preparation of porous cake-like TiO2 by annealing Ti-based MOFs MIL-125 for use as a scattering layer in DSSCs.
2：Sample Selection and Data Sources:
Characterization of the morphology and structure of TiO2 by SEM, TEM, and XRD.
3：List of Experimental Equipment and Materials:
SEM, TEM, XRD, N2 adsorption/desorption isotherm analysis, diffuse reflectance spectroscopy, IPCE analysis, and EIS.
4：Experimental Procedures and Operational Workflow:
Annealing of MIL-125 to produce TiO2, fabrication of DSSCs with the TiO2 scattering layer, and performance testing.
5：Data Analysis Methods:
Analysis of photoelectric conversion efficiency, surface area, and light scattering performance.
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SEM
Characterization of the morphology of porous cake-like TiO2
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TEM
Characterization of the structure of porous cake-like TiO2
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XRD
Characterization of the structure of porous cake-like TiO2
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N2 adsorption/desorption isotherm analysis
Analysis of surface area
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Diffuse reflectance spectroscopy
Analysis of light scattering performance
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IPCE analysis
Analysis of incident photon-to-current efficiency
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EIS
Electrochemical impedance spectroscopy analysis
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