研究目的
To improve the performance of phthalocyanine in plasmon-enhanced phthalocyanine-sensitized solar cells by examining the localized surface plasmon resonance of silver nanoparticles.
研究成果
The incorporation of Ag NPs in phthalocyanine-sensitized solar cells led to increased photocurrent and photovoltage due to light-harvesting and electron storage properties of plasmonic Ag NPs, respectively. This improvement in performance was attributed to the enhanced dye absorption by the plasmonic effect and electron storage in plasmonic nanoparticles.
研究不足
The study focused on the enhancement of DSSC performance through plasmonic effects but did not extensively explore the long-term stability or scalability of the proposed systems.
1:Experimental Design and Method Selection:
The study involved the synthesis of phthalocyanine dyes and their conjugation with silver nanoparticles (Ag NPs) and Ag@ZIF-8 core-shell structures to enhance the performance of dye-sensitized solar cells (DSSCs).
2:Sample Selection and Data Sources:
Phthalocyanine dyes with different metal centers (Zn, Mn, Fe, Co, Ni) and anchoring groups (carboxyl and sulfonyl) were synthesized and characterized.
3:List of Experimental Equipment and Materials:
Materials included silver nitrate, sodium citrate, citric acid, sodium borohydride, and various solvents. Equipment included UV-Vis spectrophotometer, X-ray diffractometer, scanning electron microscope, and transmission electron microscope.
4:Experimental Procedures and Operational Workflow:
The synthesis of Ag NPs and their conjugation with phthalocyanine dyes, preparation of photo-anodes, fabrication of DSSCs, and photovoltaic measurements were conducted.
5:Data Analysis Methods:
The performance of DSSCs was evaluated based on short-circuit current density (JSC), open-circuit voltage (VOC), fill factor (FF), and power conversion efficiency (η).
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