Synthesis of metal semiconductor hybrid nanostructures for light-driven chemical reactions

Polymeric carbon nitride – Titanium dioxide – Platinum (PCN-TiO2-Pt), was synthesized through a series of processes including solvothermal, hydrolysis, annealing and photo-deposition to investigate its photocatalytic efficiency. PCN-TiO2-Pt material consists of hybrid heterojunctions: metal-semicond...

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Main Author: Neo, Peng Hui
Other Authors: Xue Can
Format: Final Year Project
Language:English
Published: Nanyang Technological University 2022
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Online Access:https://hdl.handle.net/10356/156301
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spelling sg-ntu-dr.10356-1563012022-04-12T00:12:46Z Synthesis of metal semiconductor hybrid nanostructures for light-driven chemical reactions Neo, Peng Hui Xue Can School of Materials Science and Engineering CXUE@ntu.edu.sg Engineering::Materials Polymeric carbon nitride – Titanium dioxide – Platinum (PCN-TiO2-Pt), was synthesized through a series of processes including solvothermal, hydrolysis, annealing and photo-deposition to investigate its photocatalytic efficiency. PCN-TiO2-Pt material consists of hybrid heterojunctions: metal-semiconductor (M-S) and semiconductor-semiconductor (S-S) junctions. PCN-TiO2-Pt has proven to achieve higher photocatalytic activity at 2037.2μmol/g of H2 after 3 hours under stimulated solar light, which is about 1.6 times more than the commonly used Melamine in Melamine-TiO2-Pt. The presence of a cavity in the yolk-shell structure in PCN-TiO2-Pt has facilitated the movement of sacrificial reagent into the active sites for oxidation. This synergic effect contributes to the process of photocatalysis. Moreover, the material's M-S Schottky junction and S-S type II junction have demonstrated vital significance in enhancing the photocatalytic efficiency of the material. Bachelor of Engineering (Materials Engineering) 2022-04-12T00:12:46Z 2022-04-12T00:12:46Z 2022 Final Year Project (FYP) Neo, P. H. (2022). Synthesis of metal semiconductor hybrid nanostructures for light-driven chemical reactions. Final Year Project (FYP), Nanyang Technological University, Singapore. https://hdl.handle.net/10356/156301 https://hdl.handle.net/10356/156301 en application/pdf Nanyang Technological University
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic Engineering::Materials
spellingShingle Engineering::Materials
Neo, Peng Hui
Synthesis of metal semiconductor hybrid nanostructures for light-driven chemical reactions
description Polymeric carbon nitride – Titanium dioxide – Platinum (PCN-TiO2-Pt), was synthesized through a series of processes including solvothermal, hydrolysis, annealing and photo-deposition to investigate its photocatalytic efficiency. PCN-TiO2-Pt material consists of hybrid heterojunctions: metal-semiconductor (M-S) and semiconductor-semiconductor (S-S) junctions. PCN-TiO2-Pt has proven to achieve higher photocatalytic activity at 2037.2μmol/g of H2 after 3 hours under stimulated solar light, which is about 1.6 times more than the commonly used Melamine in Melamine-TiO2-Pt. The presence of a cavity in the yolk-shell structure in PCN-TiO2-Pt has facilitated the movement of sacrificial reagent into the active sites for oxidation. This synergic effect contributes to the process of photocatalysis. Moreover, the material's M-S Schottky junction and S-S type II junction have demonstrated vital significance in enhancing the photocatalytic efficiency of the material.
author2 Xue Can
author_facet Xue Can
Neo, Peng Hui
format Final Year Project
author Neo, Peng Hui
author_sort Neo, Peng Hui
title Synthesis of metal semiconductor hybrid nanostructures for light-driven chemical reactions
title_short Synthesis of metal semiconductor hybrid nanostructures for light-driven chemical reactions
title_full Synthesis of metal semiconductor hybrid nanostructures for light-driven chemical reactions
title_fullStr Synthesis of metal semiconductor hybrid nanostructures for light-driven chemical reactions
title_full_unstemmed Synthesis of metal semiconductor hybrid nanostructures for light-driven chemical reactions
title_sort synthesis of metal semiconductor hybrid nanostructures for light-driven chemical reactions
publisher Nanyang Technological University
publishDate 2022
url https://hdl.handle.net/10356/156301
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