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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
http://eprints.utm.my/id/eprint/50836/
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spelling my.utm.508362020-07-13T02:10:48Z http://eprints.utm.my/id/eprint/50836/ Effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method 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 NonPeerReviewed application/pdf en http://eprints.utm.my/id/eprint/50836/1/HaymanSaeedSalihMFS2014.pdf Salih, Hayman Saeed (2014) Effect of cetyltrimethylammonium bromide on the properties of nickel oxide nanoparticle by sol-gel method. Masters thesis, Universiti Teknologi Malaysia, Faculty of Science. http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:86526
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
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
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
publishDate 2014
url http://eprints.utm.my/id/eprint/50836/1/HaymanSaeedSalihMFS2014.pdf
http://eprints.utm.my/id/eprint/50836/
http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:86526
_version_ 1674066159941451776
score 13.211869

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