Quasi-Solid-State Dye-Sensitized Solar Cells for Efficient and Stable Power Generation under Room Light Conditions

作者: Shanmuganathan Venkatesan , I-Ping Liu , Chiao-Wei Li , Chih-Mei Tseng-Shan , Yuh-Lang Lee

DOI: 10.1021/ACSSUSCHEMENG.9B00754

关键词: Dye-sensitized solar cellAcetonitrileCobaltZincQuasi-solidNanocompositeChemical engineeringElectrolyteMaterials scienceEnergy conversion efficiency

摘要: Highly efficient quasi-solid-state dye-sensitized solar cells (QS-DSSCs) are fabricated using nanocomposite gel electrolytes and applied under room light conditions (200 lx). To obtain high energy conversion efficiency in QS-DSSCs, the important components of DSSC systematically optimized based on their performance liquid-state DSSCs. It shows that liquid cell 3-methoxypropionitrile-based cobalt electrolyte has higher (18.91%) than acetonitrile-based (17.82%) 200 lx illumination due to charge recombination resistance at photoelectrode/electrolyte interface for 3-methoxypropionitrile system. Poly(vinylidene fluoride-co-hexafluoropropylene) is utilized as gelator prepare polymer electrolytes. Furthermore, improve different metal oxide nanoparticles introduced nanofillers zinc nanof...

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