The Sensitization Effect Of Natural Anthocyanin And Chlorophyll Dyes On Zinc Oxide Based Dye-Sensitized Solar Cells Performances

The purpose of this research is to analyse the photovoltaic performances of fabricated zinc oxide (ZnO) based dye-sensitized solar cell (DSSC) with different natural dyes. The cell was sensitized with two types of natural dyes derived from anthocyanin and chlorophyll pigments. The attribute...

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Main Author: Che Wan Ahmad, Wan Almaz Dhafina
Format: Thesis
Language:English
Published: Universiti Malaysia Terengganu 2021
Online Access:http://umt-ir.umt.edu.my:8080/handle/123456789/14864
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spelling my.umt.ir-148642021-08-12T03:33:21Z The Sensitization Effect Of Natural Anthocyanin And Chlorophyll Dyes On Zinc Oxide Based Dye-Sensitized Solar Cells Performances Che Wan Ahmad, Wan Almaz Dhafina The purpose of this research is to analyse the photovoltaic performances of fabricated zinc oxide (ZnO) based dye-sensitized solar cell (DSSC) with different natural dyes. The cell was sensitized with two types of natural dyes derived from anthocyanin and chlorophyll pigments. The attribute factors ofthe performances of DSSC samples were investigated by characterizing the active materials in the photoanodes in terms of morphological, optical properties and crystal structure. The natural anthocyanin and chlorophyll dyes were ethanolic extracted from red frangipani flowers and star gooseberry leaves, respectively, and named as red frangipani dye (RFD) and star gooseberry dye (SGD). The ZnO layer of photoanodes was sensitized with RFD and SGD in varied dye-loading duration. The onset dye-loading duration of 4h for both RFD and SGD produced power conversion efficiency (PCE) values of::::: 0.038% and = 0.014%, respectively. Ultraviolet-Visible (UV-Vis) absorption measurement showed that RFD sensitized photoanode absorbed a wider range of visible light than SGD sensitized photoanode. Moreover, Fourier Transform Infrared (FTIR) spectroscopy analysis proved that RFD was anchored strongly, while SGD only formed a weak physical bond with ZnO. From the morphological study, the sensitized nanopatiicles in RFD 4h had a significant diameter increment and more homogeneous surface compared to that in SGD 4h, which indicates that RFD molecules are chemically absorbed and anchored to the surface of ZnO. 2021-08-12T03:33:19Z 2021-08-12T03:33:19Z 2020 Thesis http://umt-ir.umt.edu.my:8080/handle/123456789/14864 en application/pdf application/pdf Universiti Malaysia Terengganu
institution Universiti Malaysia Terengganu
building Perpustakaan Sultanah Nur Zahirah
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Terengganu
content_source UMT-IR
url_provider http://umt-ir.umt.edu.my:8080/
language English
description The purpose of this research is to analyse the photovoltaic performances of fabricated zinc oxide (ZnO) based dye-sensitized solar cell (DSSC) with different natural dyes. The cell was sensitized with two types of natural dyes derived from anthocyanin and chlorophyll pigments. The attribute factors ofthe performances of DSSC samples were investigated by characterizing the active materials in the photoanodes in terms of morphological, optical properties and crystal structure. The natural anthocyanin and chlorophyll dyes were ethanolic extracted from red frangipani flowers and star gooseberry leaves, respectively, and named as red frangipani dye (RFD) and star gooseberry dye (SGD). The ZnO layer of photoanodes was sensitized with RFD and SGD in varied dye-loading duration. The onset dye-loading duration of 4h for both RFD and SGD produced power conversion efficiency (PCE) values of::::: 0.038% and = 0.014%, respectively. Ultraviolet-Visible (UV-Vis) absorption measurement showed that RFD sensitized photoanode absorbed a wider range of visible light than SGD sensitized photoanode. Moreover, Fourier Transform Infrared (FTIR) spectroscopy analysis proved that RFD was anchored strongly, while SGD only formed a weak physical bond with ZnO. From the morphological study, the sensitized nanopatiicles in RFD 4h had a significant diameter increment and more homogeneous surface compared to that in SGD 4h, which indicates that RFD molecules are chemically absorbed and anchored to the surface of ZnO.
format Thesis
author Che Wan Ahmad, Wan Almaz Dhafina
spellingShingle Che Wan Ahmad, Wan Almaz Dhafina
The Sensitization Effect Of Natural Anthocyanin And Chlorophyll Dyes On Zinc Oxide Based Dye-Sensitized Solar Cells Performances
author_facet Che Wan Ahmad, Wan Almaz Dhafina
author_sort Che Wan Ahmad, Wan Almaz Dhafina
title The Sensitization Effect Of Natural Anthocyanin And Chlorophyll Dyes On Zinc Oxide Based Dye-Sensitized Solar Cells Performances
title_short The Sensitization Effect Of Natural Anthocyanin And Chlorophyll Dyes On Zinc Oxide Based Dye-Sensitized Solar Cells Performances
title_full The Sensitization Effect Of Natural Anthocyanin And Chlorophyll Dyes On Zinc Oxide Based Dye-Sensitized Solar Cells Performances
title_fullStr The Sensitization Effect Of Natural Anthocyanin And Chlorophyll Dyes On Zinc Oxide Based Dye-Sensitized Solar Cells Performances
title_full_unstemmed The Sensitization Effect Of Natural Anthocyanin And Chlorophyll Dyes On Zinc Oxide Based Dye-Sensitized Solar Cells Performances
title_sort sensitization effect of natural anthocyanin and chlorophyll dyes on zinc oxide based dye-sensitized solar cells performances
publisher Universiti Malaysia Terengganu
publishDate 2021
url http://umt-ir.umt.edu.my:8080/handle/123456789/14864
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score 13.18916