研究目的
To develop molecular lead titanate complexes to acquire atomically precise structure and improved ability towards device fabrication, and to construct atomically precise molecular models of perovskite PbTiO3.
研究成果
The study successfully constructed atomically precise molecular models of perovskite PbTiO3, demonstrating their potential as electron transport materials in solar cells with satisfactory efficiencies and improved device stability. This opens new avenues for the construction of molecular complexes of M-O perovskites.
研究不足
The study focuses on the molecular models of PbTiO3 and their application in solar cells, but the scalability and long-term stability of these materials in practical applications are not fully explored.
1：Experimental Design and Method Selection:
The study involved the synthesis of Pb-doped titanium-oxo clusters using solvothermal reactions with specific ligands and solvents.
2：Sample Selection and Data Sources:
High-quality single-crystals of PTC-58 and PTC-59 were acquired for structural analysis.
3：List of Experimental Equipment and Materials:
Instruments included MALDI-TOF MS, FT-IR Spectrometer, TGA analyzer, PXRD diffractometer, UV spectrophotometer, XPS, ICP Optical Emission Spectrometer, SEM, and AFM.
4：Experimental Procedures and Operational Workflow:
Detailed synthesis procedures for PTC-58 and PTC-59, followed by characterization and application in solar cells.
5：Data Analysis Methods:
Structural analysis was performed using X-ray crystallography, and device performance was assessed under simulated sunlight.
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MALDI-TOF MS
Autoflex Speed
Bruker
Mass spectrum recording
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FT-IR Spectrometer
Spectrum 100
PerkinElmer
Fourier transform infrared spectroscopy data collection
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PXRD diffractometer
Mini Flex II
Rigaku
Powder X-ray diffraction data analysis
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UV spectrophotometer
Lamda-950
PerkinElmer
UV diffuse reflection data recording
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XPS
ESCALAB 250 Xi
Thermo Fisher
X-ray photoelectron spectroscopy
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TGA analyzer
TGA/SDTA 851e
Mettler Toledo
Thermogravimetric analyses
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ICP Optical Emission Spectrometer
Ultima 2
Inductively coupled plasma-atomic emission spectrometry data analysis
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SEM
JSM-7800
SEM images recording
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AFM
Dimension ICON
AFM images recording
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