Processing of rice husk tobio-silica nanoparticlesthrough thermal combustion

High silica content makes rice husk an important non-metallicprecursor for silica nano particle production that worth researchers attraction. Moreover, rice husk is considered to be cost-effective and widely available agro waste bioresource. In this investigation, bio-silica nanoparticles were produ...

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Main Authors: Mahmud, A., Bt Megat Yusoff, P.S.M., Ahmad, F.
Format: Article
Institution: Universiti Teknologi Petronas
Record Id / ISBN-0: utp-eprints.25627 /
Published: Asian Research Publishing Network 2016
Online Access: https://www.scopus.com/inward/record.uri?eid=2-s2.0-84977108836&partnerID=40&md5=46c7079d22c39d453f10f9ceff5d3519
http://eprints.utp.edu.my/25627/
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spelling utp-eprints.256272021-08-27T10:00:07Z Processing of rice husk tobio-silica nanoparticlesthrough thermal combustion Mahmud, A. Bt Megat Yusoff, P.S.M. Ahmad, F. High silica content makes rice husk an important non-metallicprecursor for silica nano particle production that worth researchers attraction. Moreover, rice husk is considered to be cost-effective and widely available agro waste bioresource. In this investigation, bio-silica nanoparticles were produced using rice husk as precursor. Under reflux heating, the husks were acid pretreated to remove inorganic impurities and induce the hydrolysis of organic substances. Residual solid husks from the acid pretreatment were thencalcinedat973K.Morphology and non-crystal structure of the biosilica nanoparticles was analysed by TEM and XRD. An aggregate of primary particles having amorphous structure was seen with detection of negligible impurities. This was confirmed by the EDX elemental profile of Si and O as the observed peaks which indicate high purity of the generated silica nanoparticles. This also corroborated the XRF result of 99.761 SiO2.BET surface area of 234.6380m2/g with a pore diameter of 5.3304nm were obtained from the analysis. This characterized the silica nanoparticles to be of high surface area. © 2006-2016 Asian Research Publishing Network (ARPN). Asian Research Publishing Network 2016 Article NonPeerReviewed https://www.scopus.com/inward/record.uri?eid=2-s2.0-84977108836&partnerID=40&md5=46c7079d22c39d453f10f9ceff5d3519 Mahmud, A. and Bt Megat Yusoff, P.S.M. and Ahmad, F. (2016) Processing of rice husk tobio-silica nanoparticlesthrough thermal combustion. ARPN Journal of Engineering and Applied Sciences, 11 (12). pp. 7650-7654. http://eprints.utp.edu.my/25627/
institution Universiti Teknologi Petronas
collection UTP Institutional Repository
description High silica content makes rice husk an important non-metallicprecursor for silica nano particle production that worth researchers attraction. Moreover, rice husk is considered to be cost-effective and widely available agro waste bioresource. In this investigation, bio-silica nanoparticles were produced using rice husk as precursor. Under reflux heating, the husks were acid pretreated to remove inorganic impurities and induce the hydrolysis of organic substances. Residual solid husks from the acid pretreatment were thencalcinedat973K.Morphology and non-crystal structure of the biosilica nanoparticles was analysed by TEM and XRD. An aggregate of primary particles having amorphous structure was seen with detection of negligible impurities. This was confirmed by the EDX elemental profile of Si and O as the observed peaks which indicate high purity of the generated silica nanoparticles. This also corroborated the XRF result of 99.761 SiO2.BET surface area of 234.6380m2/g with a pore diameter of 5.3304nm were obtained from the analysis. This characterized the silica nanoparticles to be of high surface area. © 2006-2016 Asian Research Publishing Network (ARPN).
format Article
author Mahmud, A.
Bt Megat Yusoff, P.S.M.
Ahmad, F.
spellingShingle Mahmud, A.
Bt Megat Yusoff, P.S.M.
Ahmad, F.
Processing of rice husk tobio-silica nanoparticlesthrough thermal combustion
author_sort Mahmud, A.
title Processing of rice husk tobio-silica nanoparticlesthrough thermal combustion
title_short Processing of rice husk tobio-silica nanoparticlesthrough thermal combustion
title_full Processing of rice husk tobio-silica nanoparticlesthrough thermal combustion
title_fullStr Processing of rice husk tobio-silica nanoparticlesthrough thermal combustion
title_full_unstemmed Processing of rice husk tobio-silica nanoparticlesthrough thermal combustion
title_sort processing of rice husk tobio-silica nanoparticlesthrough thermal combustion
publisher Asian Research Publishing Network
publishDate 2016
url https://www.scopus.com/inward/record.uri?eid=2-s2.0-84977108836&partnerID=40&md5=46c7079d22c39d453f10f9ceff5d3519
http://eprints.utp.edu.my/25627/
_version_ 1741197006213218304
score 11.62408

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