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Green biosynthesis and characterization of zinc oxide nanoparticles using brown marine macroalga Sargassum muticum aqueous extract

Biosynthesis of nanoparticles is an important area in the field of nanotechnology which has economic and eco-friendly benefits over chemical and physical methods of synthesis. The present contribution deals with one pot method for synthesis of zinc oxide nanoparticles (ZnO NPs) through green process...

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Main Authors: Azizi, Susan, Ahmad @ Ayob, Mansor, Namvar, Farideh, Mohamad, Rosfarizan
Format: Article
Published: Elsevier 2014
Online Access:http://psasir.upm.edu.my/id/eprint/37786/
http://www.sciencedirect.com/science/article/pii/S0167577X13015553
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spelling my.upm.eprints.377862015-09-17T11:45:35Z http://psasir.upm.edu.my/id/eprint/37786/ Green biosynthesis and characterization of zinc oxide nanoparticles using brown marine macroalga Sargassum muticum aqueous extract Azizi, Susan Ahmad @ Ayob, Mansor Namvar, Farideh Mohamad, Rosfarizan Biosynthesis of nanoparticles is an important area in the field of nanotechnology which has economic and eco-friendly benefits over chemical and physical methods of synthesis. The present contribution deals with one pot method for synthesis of zinc oxide nanoparticles (ZnO NPs) through green process using the brown marine macroalgae Sargassum muticum (S.muticum) aqueous extract. FTIR spectra revealed the involvement of sulfate and hydroxyl moieties of polysaccharide in the formation of ZnO NPs. Pure ZnO NPs were obtained after calcination of S.muticum formed ZnO at 450 °C. FESEM analysis shows that the pure ZnO NPs synthesized have hexagonal wurtzite structures and the average size ranged from 30 to 57 nm. The UV–vis absorption spectra of the pure ZnO NPs exhibited absorption peaks in the UV region which were attributed to the band gap of the ZnO NPs. Elsevier 2014-02 Article PeerReviewed Azizi, Susan and Ahmad @ Ayob, Mansor and Namvar, Farideh and Mohamad, Rosfarizan (2014) Green biosynthesis and characterization of zinc oxide nanoparticles using brown marine macroalga Sargassum muticum aqueous extract. Materials Letters, 116. pp. 275-277. ISSN 0167-577X; ESSN: 1873-4979 http://www.sciencedirect.com/science/article/pii/S0167577X13015553 10.1016/j.matlet.2013.11.038
institution Universiti Putra Malaysia
building UPM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Putra Malaysia
content_source UPM Institutional Repository
url_provider http://psasir.upm.edu.my/
description Biosynthesis of nanoparticles is an important area in the field of nanotechnology which has economic and eco-friendly benefits over chemical and physical methods of synthesis. The present contribution deals with one pot method for synthesis of zinc oxide nanoparticles (ZnO NPs) through green process using the brown marine macroalgae Sargassum muticum (S.muticum) aqueous extract. FTIR spectra revealed the involvement of sulfate and hydroxyl moieties of polysaccharide in the formation of ZnO NPs. Pure ZnO NPs were obtained after calcination of S.muticum formed ZnO at 450 °C. FESEM analysis shows that the pure ZnO NPs synthesized have hexagonal wurtzite structures and the average size ranged from 30 to 57 nm. The UV–vis absorption spectra of the pure ZnO NPs exhibited absorption peaks in the UV region which were attributed to the band gap of the ZnO NPs.
format Article
author Azizi, Susan
Ahmad @ Ayob, Mansor
Namvar, Farideh
Mohamad, Rosfarizan
spellingShingle Azizi, Susan
Ahmad @ Ayob, Mansor
Namvar, Farideh
Mohamad, Rosfarizan
Green biosynthesis and characterization of zinc oxide nanoparticles using brown marine macroalga Sargassum muticum aqueous extract
author_facet Azizi, Susan
Ahmad @ Ayob, Mansor
Namvar, Farideh
Mohamad, Rosfarizan
author_sort Azizi, Susan
title Green biosynthesis and characterization of zinc oxide nanoparticles using brown marine macroalga Sargassum muticum aqueous extract
title_short Green biosynthesis and characterization of zinc oxide nanoparticles using brown marine macroalga Sargassum muticum aqueous extract
title_full Green biosynthesis and characterization of zinc oxide nanoparticles using brown marine macroalga Sargassum muticum aqueous extract
title_fullStr Green biosynthesis and characterization of zinc oxide nanoparticles using brown marine macroalga Sargassum muticum aqueous extract
title_full_unstemmed Green biosynthesis and characterization of zinc oxide nanoparticles using brown marine macroalga Sargassum muticum aqueous extract
title_sort green biosynthesis and characterization of zinc oxide nanoparticles using brown marine macroalga sargassum muticum aqueous extract
publisher Elsevier
publishDate 2014
url http://psasir.upm.edu.my/id/eprint/37786/
http://www.sciencedirect.com/science/article/pii/S0167577X13015553
_version_ 1643832062369595392
score 13.211869

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