研究目的
Investigating the influence of surface modifier molecular structures on the photovoltaic performance of Sb2S3 sensitized TiO2 nanorod array solar cells.
研究成果
The study demonstrates that surface modifiers with -COOH functional groups and carbon numbers in the range of 8-12 significantly improve the photovoltaic performance of Sb2S3 sensitized TiO2 nanorod array solar cells. The best performance was achieved with C11H23COOH, yielding a PCE of 5.37%. This research provides insights into the design of surface modifiers for enhancing solar cell efficiency.
研究不足
The study is limited to the specific surface modifiers and conditions tested. Potential areas for optimization include exploring a wider range of surface modifiers and conditions.
1：Experimental Design and Method Selection:
Preparation of Sb2S3 sensitized TiO2 nanorod arrays by pyrolysis of antimony-thiourea complex solution in DMF. Application of various surface modifiers with different functional groups and carbon numbers.
2：Sample Selection and Data Sources:
Use of TiO2 nanorod arrays as substrates.
3：List of Experimental Equipment and Materials:
Spin coater, SEM, XRD, UV-Vis-NIR spectrometer, solar simulator.
4：Experimental Procedures and Operational Workflow:
Deposition of Sb2S3 on TiO2 nanorod arrays, application of surface modifiers, fabrication of solar cells, and evaluation of photovoltaic performance.
5：Data Analysis Methods:
Analysis of photovoltaic performance parameters (Voc, Jsc, FF, PCE), SEM and XRD for microstructure and crystal phase, UV-Vis-NIR for optical absorption.
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