Effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method

Metal oxide semiconductors have been widely studied due to its wide properties and applications. Among them, nickel oxide (NiO) is an important metal oxide which contributes to a wide range of applications in gas sensors, fuel cell electrodes, catalysis and optoelectronic devices. In the present stu...

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Main Author:	Salih, Hayman Saeed
Format:	Thesis
Language:	English
Published:	2014
Subjects:	QD Chemistry
Online Access:	http://eprints.utm.my/id/eprint/50836/1/HaymanSaeedSalihMFS2014.pdf
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spelling	my-utm-ep.508362020-07-13T02:10:48Z Effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method 2014-02 Salih, Hayman Saeed QD Chemistry Metal oxide semiconductors have been widely studied due to its wide properties and applications. Among them, nickel oxide (NiO) is an important metal oxide which contributes to a wide range of applications in gas sensors, fuel cell electrodes, catalysis and optoelectronic devices. In the present study, the critical micelle concentration (CMC) of CTAB surfatctant obtained was equal to 9×10-4 M. Nickel oxide nanoparticles was successfully prepared without and with CTAB surfactant by sol-gel method. Based on characterization techniques, the effect of different concentrations of cationic surfactant (cetyltrimethylammonium bromide, CTAB) on NiO nanoparticle properties were studied. Fourier transforms infrared spectroscopy (FTIR) showed a wide band at 430-530 cm-1 corresponding to the Ni-O assymmetric vibration. The resulting nickel oxide particles were highly crystalline within the range of 19.3–23.0 nm as calculated using Scherrer equation. Below (CMC) gave the smallest particle size. Moreover, X-ray diffraction (XRD) pattern showed a face centered cubic (FCC) structure. The optical properties were studied using UV-Vis-NIR scanning spectrophotometer, which shows the band gap energy of prepared NiO samples decreased with increasing CTAB concentration, indicating the increase in the conductivity. The result showed that at lower (CMC), the NiO sample displayed uniform morphology and smaller particle size as shown by the FESEM analysis. 2014-02 Thesis http://eprints.utm.my/id/eprint/50836/ http://eprints.utm.my/id/eprint/50836/1/HaymanSaeedSalihMFS2014.pdf application/pdf en public http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:86526 masters Universiti Teknologi Malaysia, Faculty of Science Faculty of Science
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	QD Chemistry
spellingShingle	QD Chemistry Salih, Hayman Saeed Effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method
description	Metal oxide semiconductors have been widely studied due to its wide properties and applications. Among them, nickel oxide (NiO) is an important metal oxide which contributes to a wide range of applications in gas sensors, fuel cell electrodes, catalysis and optoelectronic devices. In the present study, the critical micelle concentration (CMC) of CTAB surfatctant obtained was equal to 9×10-4 M. Nickel oxide nanoparticles was successfully prepared without and with CTAB surfactant by sol-gel method. Based on characterization techniques, the effect of different concentrations of cationic surfactant (cetyltrimethylammonium bromide, CTAB) on NiO nanoparticle properties were studied. Fourier transforms infrared spectroscopy (FTIR) showed a wide band at 430-530 cm-1 corresponding to the Ni-O assymmetric vibration. The resulting nickel oxide particles were highly crystalline within the range of 19.3–23.0 nm as calculated using Scherrer equation. Below (CMC) gave the smallest particle size. Moreover, X-ray diffraction (XRD) pattern showed a face centered cubic (FCC) structure. The optical properties were studied using UV-Vis-NIR scanning spectrophotometer, which shows the band gap energy of prepared NiO samples decreased with increasing CTAB concentration, indicating the increase in the conductivity. The result showed that at lower (CMC), the NiO sample displayed uniform morphology and smaller particle size as shown by the FESEM analysis.
format	Thesis
qualification_level	Master's degree
author	Salih, Hayman Saeed
author_facet	Salih, Hayman Saeed
author_sort	Salih, Hayman Saeed
title	Effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method
title_short	Effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method
title_full	Effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method
title_fullStr	Effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method
title_full_unstemmed	Effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method
title_sort	effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method
granting_institution	Universiti Teknologi Malaysia, Faculty of Science
granting_department	Faculty of Science
publishDate	2014
url	http://eprints.utm.my/id/eprint/50836/1/HaymanSaeedSalihMFS2014.pdf
_version_	1747817545696542720

Effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method

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