Modification of zirconia for enhancement of photocatalytic on heavy metal removal / Nabilah Yasmin Shamsol Afandi and Norain Isa

This study covers the fabrication of zirconia nanotubes modification with other material to remove heavy metal from wastewater. Zirconia has been widely studied due to its various application, chemical and physical properties. As heavy metals are known to have harmful effects to human, animal and en...

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Main Authors: Shamsol Afandi, Nabilah Yasmin, Isa, Norain
Format: Conference or Workshop Item
Language:English
Published: 2020
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Online Access:https://ir.uitm.edu.my/id/eprint/81547/1/81547.pdf
https://ir.uitm.edu.my/id/eprint/81547/
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Institution: Universiti Teknologi Mara
Language: English
id my.uitm.ir.81547
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spelling my.uitm.ir.815472023-07-25T01:12:09Z https://ir.uitm.edu.my/id/eprint/81547/ Modification of zirconia for enhancement of photocatalytic on heavy metal removal / Nabilah Yasmin Shamsol Afandi and Norain Isa Shamsol Afandi, Nabilah Yasmin Isa, Norain Photochemistry This study covers the fabrication of zirconia nanotubes modification with other material to remove heavy metal from wastewater. Zirconia has been widely studied due to its various application, chemical and physical properties. As heavy metals are known to have harmful effects to human, animal and environment, therefore, it is important to remove or reduced the concentration of the compound. In this study, comparative study was made based on the synthesis of zirconia nanotubes and removal of heavy metal in wastewater. Experimental work on zirconia nanotubes is doped with iron (II) sulphate heptahydrate by anodization method. This method involves the immersing of electrode in electrolyte of constant voltage. Two method of anodization were used for synthesis of ZrO2 nanotubes. Power of 60 V was supply for the anodization process to take place with air bubbler to mix the electrolyte. The characterizations and morphologies of the nanotubes were carried out using SEM and EDX. A ring structure on the surface of the foil confirms the formation of nanotubes for 0.5 M concentration of iron solution. As for the removal of heavy metals, it was made by comparative study. Based on previous studies, the use of freestanding zirconia nanotubes gives high degradation of heavy metal however it decreased as the pH increase. A high removal of heavy metal also can be achieved in doping than undoped ZrO2. The adsorption of As(III) on undoped and doped ZrO2 carbon nanowires were 2.58 mg/g and 28.61 mg/g while for As(V) 3.65 mg/g and 106.57 mg/g, respectively. Therefore, doping of zirconia with iron compound may give high rate of removal of heavy metal, thus reduced the pollution of heavy metal in water. 2020 Conference or Workshop Item PeerReviewed text en https://ir.uitm.edu.my/id/eprint/81547/1/81547.pdf Modification of zirconia for enhancement of photocatalytic on heavy metal removal / Nabilah Yasmin Shamsol Afandi and Norain Isa. (2020) In: UNSPECIFIED.
institution Universiti Teknologi Mara
building Tun Abdul Razak Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Mara
content_source UiTM Institutional Repository
url_provider http://ir.uitm.edu.my/
language English
topic Photochemistry
spellingShingle Photochemistry
Shamsol Afandi, Nabilah Yasmin
Isa, Norain
Modification of zirconia for enhancement of photocatalytic on heavy metal removal / Nabilah Yasmin Shamsol Afandi and Norain Isa
description This study covers the fabrication of zirconia nanotubes modification with other material to remove heavy metal from wastewater. Zirconia has been widely studied due to its various application, chemical and physical properties. As heavy metals are known to have harmful effects to human, animal and environment, therefore, it is important to remove or reduced the concentration of the compound. In this study, comparative study was made based on the synthesis of zirconia nanotubes and removal of heavy metal in wastewater. Experimental work on zirconia nanotubes is doped with iron (II) sulphate heptahydrate by anodization method. This method involves the immersing of electrode in electrolyte of constant voltage. Two method of anodization were used for synthesis of ZrO2 nanotubes. Power of 60 V was supply for the anodization process to take place with air bubbler to mix the electrolyte. The characterizations and morphologies of the nanotubes were carried out using SEM and EDX. A ring structure on the surface of the foil confirms the formation of nanotubes for 0.5 M concentration of iron solution. As for the removal of heavy metals, it was made by comparative study. Based on previous studies, the use of freestanding zirconia nanotubes gives high degradation of heavy metal however it decreased as the pH increase. A high removal of heavy metal also can be achieved in doping than undoped ZrO2. The adsorption of As(III) on undoped and doped ZrO2 carbon nanowires were 2.58 mg/g and 28.61 mg/g while for As(V) 3.65 mg/g and 106.57 mg/g, respectively. Therefore, doping of zirconia with iron compound may give high rate of removal of heavy metal, thus reduced the pollution of heavy metal in water.
format Conference or Workshop Item
author Shamsol Afandi, Nabilah Yasmin
Isa, Norain
author_facet Shamsol Afandi, Nabilah Yasmin
Isa, Norain
author_sort Shamsol Afandi, Nabilah Yasmin
title Modification of zirconia for enhancement of photocatalytic on heavy metal removal / Nabilah Yasmin Shamsol Afandi and Norain Isa
title_short Modification of zirconia for enhancement of photocatalytic on heavy metal removal / Nabilah Yasmin Shamsol Afandi and Norain Isa
title_full Modification of zirconia for enhancement of photocatalytic on heavy metal removal / Nabilah Yasmin Shamsol Afandi and Norain Isa
title_fullStr Modification of zirconia for enhancement of photocatalytic on heavy metal removal / Nabilah Yasmin Shamsol Afandi and Norain Isa
title_full_unstemmed Modification of zirconia for enhancement of photocatalytic on heavy metal removal / Nabilah Yasmin Shamsol Afandi and Norain Isa
title_sort modification of zirconia for enhancement of photocatalytic on heavy metal removal / nabilah yasmin shamsol afandi and norain isa
publishDate 2020
url https://ir.uitm.edu.my/id/eprint/81547/1/81547.pdf
https://ir.uitm.edu.my/id/eprint/81547/
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