Sol Concentration Effects on Sol-Gel Spin Coated Indium Nitride Thin Films

Indium nitride (InN) is a potential semiconductor material in the development of optical and electronic devices due to its unique properties such as the narrow ene1·gy band gap of 0.7 - 1.0 eV, high electron mobility and low carrier concentration. The present work focu sses on the synthesis of InN t...

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Main Authors: Zhi, Yin Lee, Sha, Shiong Ng, Fong, Kwong Yam
Format: Conference or Workshop Item
Language:English
Published: 2016
Subjects:
Online Access:http://eprints.usm.my/48782/
http://eprints.usm.my/48782/1/NG3.pdf%20done.pdf
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author Zhi, Yin Lee
Sha, Shiong Ng
Fong, Kwong Yam
author_facet Zhi, Yin Lee
Sha, Shiong Ng
Fong, Kwong Yam
author_sort Zhi, Yin Lee
building USM Institutional Repository
collection Online Access
description Indium nitride (InN) is a potential semiconductor material in the development of optical and electronic devices due to its unique properties such as the narrow ene1·gy band gap of 0.7 - 1.0 eV, high electron mobility and low carrier concentration. The present work focu sses on the synthesis of InN thin films using sol-gel spin coating method. It is relatively simple. Fast processing and cost effective in producing thin films as compared to the conventional deposition methods such as mol ecular beam epitaxy, metal-organic chemical vapour deposition and reactive sputtering which inv oll'c the ultrahi gh vacuum system , complicated and expensive setup. In this experiment, precursor with different sol concentrations of 0.05 and 0.10 M were prepared. The sol concentration effects on the structural properties and surface morphologies of the deposited thin films were investigated. In addition, the cross-sectional analysis was perlom1ed to determine the resulting film thickness. X-ray diffi·action measurements show that the lnN thin film with better crystalline quality can be obtained at sol concentration of 0.05 M. Field emission scanning c·ku 1on minosco py im ages reveal that the InN thin film prepared using sol 0.05 M exhibits surface with closely packed InN grains; while that prepared using sol 0.10 M exhibits surface with tiny cracks. In this study, it can be concluded at the 0.05 M is the optimal sol concentration for the synthesis of lnN.
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institution Universiti Sains Malaysia
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language English
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spelling usm-487822021-04-05T03:12:08Z http://eprints.usm.my/48782/ Sol Concentration Effects on Sol-Gel Spin Coated Indium Nitride Thin Films Zhi, Yin Lee Sha, Shiong Ng Fong, Kwong Yam QC1-999 Physics Indium nitride (InN) is a potential semiconductor material in the development of optical and electronic devices due to its unique properties such as the narrow ene1·gy band gap of 0.7 - 1.0 eV, high electron mobility and low carrier concentration. The present work focu sses on the synthesis of InN thin films using sol-gel spin coating method. It is relatively simple. Fast processing and cost effective in producing thin films as compared to the conventional deposition methods such as mol ecular beam epitaxy, metal-organic chemical vapour deposition and reactive sputtering which inv oll'c the ultrahi gh vacuum system , complicated and expensive setup. In this experiment, precursor with different sol concentrations of 0.05 and 0.10 M were prepared. The sol concentration effects on the structural properties and surface morphologies of the deposited thin films were investigated. In addition, the cross-sectional analysis was perlom1ed to determine the resulting film thickness. X-ray diffi·action measurements show that the lnN thin film with better crystalline quality can be obtained at sol concentration of 0.05 M. Field emission scanning c·ku 1on minosco py im ages reveal that the InN thin film prepared using sol 0.05 M exhibits surface with closely packed InN grains; while that prepared using sol 0.10 M exhibits surface with tiny cracks. In this study, it can be concluded at the 0.05 M is the optimal sol concentration for the synthesis of lnN. 2016-12-07 Conference or Workshop Item PeerReviewed application/pdf en http://eprints.usm.my/48782/1/NG3.pdf%20done.pdf Zhi, Yin Lee and Sha, Shiong Ng and Fong, Kwong Yam (2016) Sol Concentration Effects on Sol-Gel Spin Coated Indium Nitride Thin Films. In: 3rd Meeting of Malaysia Nitrides Research Group (MNRG 2016).
spellingShingle QC1-999 Physics
Zhi, Yin Lee
Sha, Shiong Ng
Fong, Kwong Yam
Sol Concentration Effects on Sol-Gel Spin Coated Indium Nitride Thin Films
title Sol Concentration Effects on Sol-Gel Spin Coated Indium Nitride Thin Films
title_full Sol Concentration Effects on Sol-Gel Spin Coated Indium Nitride Thin Films
title_fullStr Sol Concentration Effects on Sol-Gel Spin Coated Indium Nitride Thin Films
title_full_unstemmed Sol Concentration Effects on Sol-Gel Spin Coated Indium Nitride Thin Films
title_short Sol Concentration Effects on Sol-Gel Spin Coated Indium Nitride Thin Films
title_sort sol concentration effects on sol-gel spin coated indium nitride thin films
topic QC1-999 Physics
url http://eprints.usm.my/48782/
http://eprints.usm.my/48782/1/NG3.pdf%20done.pdf