研究目的
To design and evaluate hierarchical urchin-like yolk@shell TiO2-xHx decorated with core/shell Au-Pd plasmonic nanoparticles for photocatalytic CO2 conversion to CH4 under visible light.
研究成果
The designed HUY@S-TOH/AuPd architecture demonstrated high efficiency in photocatalytic CO2 conversion to CH4 under visible light, attributed to its unique structure, oxygen vacancies, and plasmonic Au-Pd nanoparticles. This approach offers a promising pathway for sustainable energy production.
研究不足
The study focuses on the photocatalytic conversion of CO2 to CH4 under visible light, with potential limitations in scalability and the need for further optimization of the photocatalytic process.
1：Experimental Design and Method Selection:
The study involved a multi-step process including solvothermal reaction, alkaline dissolution–re-nucleation process, hydrogenation, and decoration with plasmonic Au-Pd nanoparticles.
2：Sample Selection and Data Sources:
The samples were prepared using TiO2 and modified with Au-Pd nanoparticles.
3：List of Experimental Equipment and Materials:
TiO2, Au-Pd nanoparticles, and various alcohols for the dissolution–re-nucleation process.
4：Experimental Procedures and Operational Workflow:
The process included solvothermal synthesis, alkaline treatment, hydrogenation, and nanoparticle decoration.
5：Data Analysis Methods:
Characterization was performed using SEM, TEM, XPS, XRD, DRS, PL, and N2 sorption analysis.
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