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Synthesize Zinc Oxide Nanostructure By Hydrothermal For Antibacterial Activity

Nanotechnology has resulted in the discovery ZnO of materials with new properties that can be used as antimicrobial agents. Zinc Oxide (ZnO) is very promising material for semiconductors device. The physical and chemical properties of (ZnO) nanoparticles vary depending on how they are produced. ZnO...

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Main Author: Nik Nurasikin Binti Nik Hassan
Format: Undergraduate Final Project Report
Published: 2022
Online Access:http://discol.umk.edu.my/id/eprint/14629/
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spelling my.umk.eprints.146292024-12-23T07:52:30Z http://discol.umk.edu.my/id/eprint/14629/ Synthesize Zinc Oxide Nanostructure By Hydrothermal For Antibacterial Activity Nik Nurasikin Binti Nik Hassan Nanotechnology has resulted in the discovery ZnO of materials with new properties that can be used as antimicrobial agents. Zinc Oxide (ZnO) is very promising material for semiconductors device. The physical and chemical properties of (ZnO) nanoparticles vary depending on how they are produced. ZnO nanoparticles of different particles sizes were synthesize via the hydrothermal method by varying the autoclave reaction temperature from 100°c, 120°c, 140°c, 160°c and 180°c. The shape and particle size of the produced ZnO nanoparticles were investigated by X-Ray Diffraction (XRD), UV-Vis spectroscopy (UV-Vis) and Scanning Electron Microscopy (SEM). The studies showed that the prepared samples had high purity crystalline structure with wurtzite hexagonal ZnO and its crystallinity increases as the reaction temperature increase. Subsequently, its antimicrobial activity against Escherichia coli and Staphylococcus aureus microorganisms was evaluated by agar well diffusion test with different samples of ZnO nanoparticles because of their antimicrobial activity, they are commonly used in the food industry to protect colours and prevent spoilage. ZnO NPs antimicrobial properties are due to their ability to destroy bacteria's cell walls and inhibit DNA replication. The material concentration showed a slight change in the percentage of inhibition effect for all microorganisms. However, Antimicrobials incorporated into packaging materials allow for the incremental diffusion of target bactericidal or bacteriostatic compounds into a food matrix, eliminating the need for large concentrations of antimicrobials directly on the food component. Keywords: Zinc Oxide, Hydrothermal method, Agar well diffusion test cal Properties 2022 Undergraduate Final Project Report NonPeerReviewed Nik Nurasikin Binti Nik Hassan (2022) Synthesize Zinc Oxide Nanostructure By Hydrothermal For Antibacterial Activity. Final Year Project thesis, UNIVERSITY MALAYSIA KELANTAN. (Submitted)
institution Universiti Malaysia Kelantan
building Perpustakaan Universiti Malaysia Kelantan
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Kelantan
content_source UMK Institutional Repository
url_provider http://umkeprints.umk.edu.my/
description Nanotechnology has resulted in the discovery ZnO of materials with new properties that can be used as antimicrobial agents. Zinc Oxide (ZnO) is very promising material for semiconductors device. The physical and chemical properties of (ZnO) nanoparticles vary depending on how they are produced. ZnO nanoparticles of different particles sizes were synthesize via the hydrothermal method by varying the autoclave reaction temperature from 100°c, 120°c, 140°c, 160°c and 180°c. The shape and particle size of the produced ZnO nanoparticles were investigated by X-Ray Diffraction (XRD), UV-Vis spectroscopy (UV-Vis) and Scanning Electron Microscopy (SEM). The studies showed that the prepared samples had high purity crystalline structure with wurtzite hexagonal ZnO and its crystallinity increases as the reaction temperature increase. Subsequently, its antimicrobial activity against Escherichia coli and Staphylococcus aureus microorganisms was evaluated by agar well diffusion test with different samples of ZnO nanoparticles because of their antimicrobial activity, they are commonly used in the food industry to protect colours and prevent spoilage. ZnO NPs antimicrobial properties are due to their ability to destroy bacteria's cell walls and inhibit DNA replication. The material concentration showed a slight change in the percentage of inhibition effect for all microorganisms. However, Antimicrobials incorporated into packaging materials allow for the incremental diffusion of target bactericidal or bacteriostatic compounds into a food matrix, eliminating the need for large concentrations of antimicrobials directly on the food component. Keywords: Zinc Oxide, Hydrothermal method, Agar well diffusion test cal Properties
format Undergraduate Final Project Report
author Nik Nurasikin Binti Nik Hassan
spellingShingle Nik Nurasikin Binti Nik Hassan
Synthesize Zinc Oxide Nanostructure By Hydrothermal For Antibacterial Activity
author_facet Nik Nurasikin Binti Nik Hassan
author_sort Nik Nurasikin Binti Nik Hassan
title Synthesize Zinc Oxide Nanostructure By Hydrothermal For Antibacterial Activity
title_short Synthesize Zinc Oxide Nanostructure By Hydrothermal For Antibacterial Activity
title_full Synthesize Zinc Oxide Nanostructure By Hydrothermal For Antibacterial Activity
title_fullStr Synthesize Zinc Oxide Nanostructure By Hydrothermal For Antibacterial Activity
title_full_unstemmed Synthesize Zinc Oxide Nanostructure By Hydrothermal For Antibacterial Activity
title_sort synthesize zinc oxide nanostructure by hydrothermal for antibacterial activity
publishDate 2022
url http://discol.umk.edu.my/id/eprint/14629/
_version_ 1819916425870966784
score 13.223943

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