Synthesis of TiO2/FeCo magnetic nanoparticles as a nano-coagulant for removal of fluoride in semiconductor wastewater

The project aim is to study the pairing of TiO2 nanotubes and FeCo nanoparticles as a novel treatment method to remove fluoride content from semiconductor wastewater. The research is split into two papers – Si Yuan’s FYP report and this report. This report covers the synthesis of TiO2 nanotubes usin...

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Main Author: Yap, Brendan Ee Herng
Other Authors: Darren Sun Delai
Format: Final Year Project (FYP)
Language:English
Published: Nanyang Technological University 2023
Subjects:
Online Access:https://hdl.handle.net/10356/172522
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author Yap, Brendan Ee Herng
author2 Darren Sun Delai
author_facet Darren Sun Delai
Yap, Brendan Ee Herng
author_sort Yap, Brendan Ee Herng
collection NTU
description The project aim is to study the pairing of TiO2 nanotubes and FeCo nanoparticles as a novel treatment method to remove fluoride content from semiconductor wastewater. The research is split into two papers – Si Yuan’s FYP report and this report. This report covers the synthesis of TiO2 nanotubes using the sonicated hydrothermal process, and the synthesis of FeCo nanoparticles using coprecipitation. TiO2 nanotubes synthesised via the sonication hydrothermal method showed a significant increase in length of nanotube due to effects of sonication. However, energy dispersive X-ray (EDX) and X-ray diffraction (XRD) showed the presence of Na in sample B1 and is assumed to have caused a reduction in length of nanotube. FeCo nanoparticles were synthesised using the coprecipitation method with ferric chloride and cobalt nitrate hexahydrate as precursors in the presence of ethanol glycol as dispersant. A total of two batches were synthesised with one having higher Fe concentrations (120723) and vice versa. It was observed that the batch (090723) with lower Fe concentrations displayed no magnetic properties. FESEM results revealed successful synthesis of the nanoparticles coated with the nanotubes, EDX and XRD results revealed that the nanoparticles were of low purity due to presence of impurities that were not properly removed during synthesis. The synthesis method needs to be reviewed again to remove/reduce the impurities present.
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spelling ntu-10356/1725222023-12-15T15:35:03Z Synthesis of TiO2/FeCo magnetic nanoparticles as a nano-coagulant for removal of fluoride in semiconductor wastewater Yap, Brendan Ee Herng Darren Sun Delai School of Civil and Environmental Engineering DDSun@ntu.edu.sg Engineering::Environmental engineering::Water treatment The project aim is to study the pairing of TiO2 nanotubes and FeCo nanoparticles as a novel treatment method to remove fluoride content from semiconductor wastewater. The research is split into two papers – Si Yuan’s FYP report and this report. This report covers the synthesis of TiO2 nanotubes using the sonicated hydrothermal process, and the synthesis of FeCo nanoparticles using coprecipitation. TiO2 nanotubes synthesised via the sonication hydrothermal method showed a significant increase in length of nanotube due to effects of sonication. However, energy dispersive X-ray (EDX) and X-ray diffraction (XRD) showed the presence of Na in sample B1 and is assumed to have caused a reduction in length of nanotube. FeCo nanoparticles were synthesised using the coprecipitation method with ferric chloride and cobalt nitrate hexahydrate as precursors in the presence of ethanol glycol as dispersant. A total of two batches were synthesised with one having higher Fe concentrations (120723) and vice versa. It was observed that the batch (090723) with lower Fe concentrations displayed no magnetic properties. FESEM results revealed successful synthesis of the nanoparticles coated with the nanotubes, EDX and XRD results revealed that the nanoparticles were of low purity due to presence of impurities that were not properly removed during synthesis. The synthesis method needs to be reviewed again to remove/reduce the impurities present. Bachelor of Engineering (Environmental Engineering) 2023-12-13T08:20:31Z 2023-12-13T08:20:31Z 2023 Final Year Project (FYP) Yap, B. E. H. (2023). Synthesis of TiO2/FeCo magnetic nanoparticles as a nano-coagulant for removal of fluoride in semiconductor wastewater. Final Year Project (FYP), Nanyang Technological University, Singapore. https://hdl.handle.net/10356/172522 https://hdl.handle.net/10356/172522 en application/pdf Nanyang Technological University
spellingShingle Engineering::Environmental engineering::Water treatment
Yap, Brendan Ee Herng
Synthesis of TiO2/FeCo magnetic nanoparticles as a nano-coagulant for removal of fluoride in semiconductor wastewater
title Synthesis of TiO2/FeCo magnetic nanoparticles as a nano-coagulant for removal of fluoride in semiconductor wastewater
title_full Synthesis of TiO2/FeCo magnetic nanoparticles as a nano-coagulant for removal of fluoride in semiconductor wastewater
title_fullStr Synthesis of TiO2/FeCo magnetic nanoparticles as a nano-coagulant for removal of fluoride in semiconductor wastewater
title_full_unstemmed Synthesis of TiO2/FeCo magnetic nanoparticles as a nano-coagulant for removal of fluoride in semiconductor wastewater
title_short Synthesis of TiO2/FeCo magnetic nanoparticles as a nano-coagulant for removal of fluoride in semiconductor wastewater
title_sort synthesis of tio2 feco magnetic nanoparticles as a nano coagulant for removal of fluoride in semiconductor wastewater
topic Engineering::Environmental engineering::Water treatment
url https://hdl.handle.net/10356/172522
work_keys_str_mv AT yapbrendaneeherng synthesisoftio2fecomagneticnanoparticlesasananocoagulantforremovaloffluorideinsemiconductorwastewater