Plasmonic gold nanoparticles coated TiO2 photoanode for efficiency enhancement in dye-sensitized solar cells (DSSCs)

Shah, Shahan and Abidin, Z. H. Z. and Noor, I. M. and Osman, Z. and Arof, A. K. (2023) Plasmonic gold nanoparticles coated TiO2 photoanode for efficiency enhancement in dye-sensitized solar cells (DSSCs). Molecular Crystals and Liquid Crystals, 764 (1). pp. 134-144. ISSN 1542-1406, DOI https://doi.org/10.1080/15421406.2023.2211846.

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Abstract

In this work, gold nanoparticles (NPs) of 100 nm in size were added to the active layer of DSSC. The electrolyte is a gel polymer electrolyte (GPE) containing PEO, PhCh, TPAI, BMII, I-2, DMF, EC, TBP, and GuSCN. The DSSCs have been characterized via J-V characteristics, IMVS, and IMPS measurements. On illumination at AM 1.5, the cell with 3 wt.% Au NP in the photoanode exhibits an eta of 8.56% with J(sc) of 19.82 mA cm(-2), V-oc of 0.72 V and FF of 60%. The same cell also exhibited the lowest tau(tr) of 7.32 ms and longest tau(rec) of 115.33 ms.

Item Type: Article
Funders: UM Grant FRG (FG029-17AFR)
Uncontrolled Keywords: Charge recombination effect; DSSC; gold nanoparticles; guanidinium thiocyanate (GuSCN); photoanodes; tetra propyl ammonium iodide (TPAI); titanium dioxide (TiO2)
Subjects: Q Science > Q Science (General)
Q Science > QC Physics
Divisions: Faculty of Science > Department of Physics
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 01 Oct 2025 02:06
Last Modified: 01 Oct 2025 02:06
URI: http://eprints.um.edu.my/id/eprint/50316

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