Facile hydrothermal preparation of titanium dioxide decorated reduced graphene oxide nanocomposite

Betty Yea Sze Chang,1 Nay Ming Huang,1 Mohd Nor An&#39; amt,2 Abdul Rahman Marlinda,1 Yusoff Norazriena,1 Muhamad Rasat Muhamad,3 Ian Harrison,4 Hong Ngee Lim,5 Chin Hua Chia61Low Dimensional Materials Research Center, Physics Department, University of Malaya, Kuala Lumpur; 2Faculty of Agro...

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Autores principales:	Chang BYS, Huang NM, An&#39;amt MN, Marlinda AR, Norazriena Y, Muhamad MR, Harrison I, Lim HN, Chia CH
Formato:	article
Lenguaje:	EN
Publicado:	Dove Medical Press 2012
Materias:	Medicine (General) R5-920
Acceso en línea:	https://doaj.org/article/aef2c5fa347644e4b9a315a715938503
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spelling	oai:doaj.org-article:aef2c5fa347644e4b9a315a7159385032021-12-02T02:10:27ZFacile hydrothermal preparation of titanium dioxide decorated reduced graphene oxide nanocomposite1176-91141178-2013https://doaj.org/article/aef2c5fa347644e4b9a315a7159385032012-07-01T00:00:00Zhttp://www.dovepress.com/facile-hydrothermal-preparation-of-titanium-dioxide-decorated-reduced--a10310https://doaj.org/toc/1176-9114https://doaj.org/toc/1178-2013Betty Yea Sze Chang,1 Nay Ming Huang,1 Mohd Nor An&#39; amt,2 Abdul Rahman Marlinda,1 Yusoff Norazriena,1 Muhamad Rasat Muhamad,3 Ian Harrison,4 Hong Ngee Lim,5 Chin Hua Chia61Low Dimensional Materials Research Center, Physics Department, University of Malaya, Kuala Lumpur; 2Faculty of Agro Industry and Natural Resources (FASA), Universiti Malaysia Kelantan, Kota Bharu, Kelantan; 3The Chancellery Building, Multimedia University, Persiaran Multimedia, Cyberjaya, Selangor; 4School of Chemical and Environmental Engineering, The University of Nottingham Malaysia Campus, Semenyih, Selangor; 5Department of Chemistry, Faculty of Science, Universiti Putra Malaysia, Serdang, Selangor, Malaysia; 6School of Applied Physics, Universiti Kebangsaan Malaysia, Bangi, Selangor, MalaysiaAbstract: A simple single-stage approach, based on the hydrothermal technique, has been introduced to synthesize reduced graphene oxide/titanium dioxide nanocomposites. The titanium dioxide nanoparticles are formed at the same time as the graphene oxide is reduced to graphene. The triethanolamine used in the process has two roles. It acts as a reducing agent for the graphene oxide as well as a capping agent, allowing the formation of titanium dioxide nanoparticles with a narrow size distribution (~20 nm). Transmission electron micrographs show that the nanoparticles are uniformly distributed on the reduced graphene oxide nanosheet. Thermogravimetric analysis shows the nanocomposites have an enhanced thermal stability over the original components. The potential applications for this technology were demonstrated by the use of a reduced graphene oxide/titanium dioxide nanocomposite-modified glassy carbon electrode, which enhanced the electrochemical performance compared to a conventional glassy carbon electrode when interacting with mercury(II) ions in potassium chloride electrolyte.Keywords: graphene oxide, titanium oxide, hydrothermal, nanocompositeChang BYSHuang NMAn&#39;amt MNMarlinda ARNorazriena YMuhamad MRHarrison ILim HNChia CHDove Medical PressarticleMedicine (General)R5-920ENInternational Journal of Nanomedicine, Vol 2012, Iss default, Pp 3379-3387 (2012)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine (General) R5-920
spellingShingle	Medicine (General) R5-920 Chang BYS Huang NM An&#39;amt MN Marlinda AR Norazriena Y Muhamad MR Harrison I Lim HN Chia CH Facile hydrothermal preparation of titanium dioxide decorated reduced graphene oxide nanocomposite
description	Betty Yea Sze Chang,1 Nay Ming Huang,1 Mohd Nor An&#39; amt,2 Abdul Rahman Marlinda,1 Yusoff Norazriena,1 Muhamad Rasat Muhamad,3 Ian Harrison,4 Hong Ngee Lim,5 Chin Hua Chia61Low Dimensional Materials Research Center, Physics Department, University of Malaya, Kuala Lumpur; 2Faculty of Agro Industry and Natural Resources (FASA), Universiti Malaysia Kelantan, Kota Bharu, Kelantan; 3The Chancellery Building, Multimedia University, Persiaran Multimedia, Cyberjaya, Selangor; 4School of Chemical and Environmental Engineering, The University of Nottingham Malaysia Campus, Semenyih, Selangor; 5Department of Chemistry, Faculty of Science, Universiti Putra Malaysia, Serdang, Selangor, Malaysia; 6School of Applied Physics, Universiti Kebangsaan Malaysia, Bangi, Selangor, MalaysiaAbstract: A simple single-stage approach, based on the hydrothermal technique, has been introduced to synthesize reduced graphene oxide/titanium dioxide nanocomposites. The titanium dioxide nanoparticles are formed at the same time as the graphene oxide is reduced to graphene. The triethanolamine used in the process has two roles. It acts as a reducing agent for the graphene oxide as well as a capping agent, allowing the formation of titanium dioxide nanoparticles with a narrow size distribution (~20 nm). Transmission electron micrographs show that the nanoparticles are uniformly distributed on the reduced graphene oxide nanosheet. Thermogravimetric analysis shows the nanocomposites have an enhanced thermal stability over the original components. The potential applications for this technology were demonstrated by the use of a reduced graphene oxide/titanium dioxide nanocomposite-modified glassy carbon electrode, which enhanced the electrochemical performance compared to a conventional glassy carbon electrode when interacting with mercury(II) ions in potassium chloride electrolyte.Keywords: graphene oxide, titanium oxide, hydrothermal, nanocomposite
format	article
author	Chang BYS Huang NM An&#39;amt MN Marlinda AR Norazriena Y Muhamad MR Harrison I Lim HN Chia CH
author_facet	Chang BYS Huang NM An&#39;amt MN Marlinda AR Norazriena Y Muhamad MR Harrison I Lim HN Chia CH
author_sort	Chang BYS
title	Facile hydrothermal preparation of titanium dioxide decorated reduced graphene oxide nanocomposite
title_short	Facile hydrothermal preparation of titanium dioxide decorated reduced graphene oxide nanocomposite
title_full	Facile hydrothermal preparation of titanium dioxide decorated reduced graphene oxide nanocomposite
title_fullStr	Facile hydrothermal preparation of titanium dioxide decorated reduced graphene oxide nanocomposite
title_full_unstemmed	Facile hydrothermal preparation of titanium dioxide decorated reduced graphene oxide nanocomposite
title_sort	facile hydrothermal preparation of titanium dioxide decorated reduced graphene oxide nanocomposite
publisher	Dove Medical Press
publishDate	2012
url	https://doaj.org/article/aef2c5fa347644e4b9a315a715938503
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_version_	1718402669978058752

Facile hydrothermal preparation of titanium dioxide decorated reduced graphene oxide nanocomposite

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