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Process Intensification Strategies for the Synthesis of Superparamagnetic Nanoparticles and Fabrication of Nano-Hybrid

Superparamagnetic magnetite (Fe3O4) nanoparticles are important for a diverse range of applications such as, magnetic resonance imaging, targeted drug delivery and magnetic separation. The most common cost effective and convenient way to synthesize Fe3O4 nanoparticles is by co-precipitating ferrous...

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Main Authors: Suk, Fun Chin, Iyer, K.S., Raston, Colin L., Saunders, Martin
Format: Proceeding
Language:English
Published: 2008
Subjects:
QD Chemistry
Online Access:http://ir.unimas.my/id/eprint/38359/1/1092.pdf
http://ir.unimas.my/id/eprint/38359/
https://briefs.techconnect.org/papers/process-intensification-strategies-for-the-synthesis-of-superparamagnetic-nanoparticles-and-fabrication-of-nano-hybrid/
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spelling my.unimas.ir.383592022-04-20T23:44:58Z http://ir.unimas.my/id/eprint/38359/ Process Intensification Strategies for the Synthesis of Superparamagnetic Nanoparticles and Fabrication of Nano-Hybrid Suk, Fun Chin Iyer, K.S. Raston, Colin L. Saunders, Martin QD Chemistry Superparamagnetic magnetite (Fe3O4) nanoparticles are important for a diverse range of applications such as, magnetic resonance imaging, targeted drug delivery and magnetic separation. The most common cost effective and convenient way to synthesize Fe3O4 nanoparticles is by co-precipitating ferrous and ferric salt solutions with a base, such as aqueous NaOH or NH4OH. However, the size distribution of the Fe3O4 nanoparticles produced using this method is normally very broad. Consequently, the downstream purification and isolation process is more expensive and is time and energy intensive. Furthermore, scale-up of this method using conventional reactors can be problematic given the inhomogeneous agitation and areas of localized pH variations, resulting in the precipitation of non-magnetic iron oxides. Accordingly, there is a growing demand in the nanotechnology industries for processes that promise to make dramatic improvements in the design and performance of the manufacturing equipment involved. The concept of “Process Intensification” offers alternative routes alleviating the obstacles of the relaxed fluid dynamic regime associated with conventional batch processes. Herein we demonstrate the successful synthesis of Fe3O4 nanoparticles via co-precipitation using NH3 gas as a base source using spinning disc processing (SDP) under scalable and continuous flow conditions. 2008 Proceeding PeerReviewed text en http://ir.unimas.my/id/eprint/38359/1/1092.pdf Suk, Fun Chin and Iyer, K.S. and Raston, Colin L. and Saunders, Martin (2008) Process Intensification Strategies for the Synthesis of Superparamagnetic Nanoparticles and Fabrication of Nano-Hybrid. In: Nanotechnology Conference and Trade Show, 2008, Boston. https://briefs.techconnect.org/papers/process-intensification-strategies-for-the-synthesis-of-superparamagnetic-nanoparticles-and-fabrication-of-nano-hybrid/
institution Universiti Malaysia Sarawak
building Centre for Academic Information Services (CAIS)
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Sarawak
content_source UNIMAS Institutional Repository
url_provider http://ir.unimas.my/
language English
topic QD Chemistry
spellingShingle QD Chemistry
Suk, Fun Chin
Iyer, K.S.
Raston, Colin L.
Saunders, Martin
Process Intensification Strategies for the Synthesis of Superparamagnetic Nanoparticles and Fabrication of Nano-Hybrid
description Superparamagnetic magnetite (Fe3O4) nanoparticles are important for a diverse range of applications such as, magnetic resonance imaging, targeted drug delivery and magnetic separation. The most common cost effective and convenient way to synthesize Fe3O4 nanoparticles is by co-precipitating ferrous and ferric salt solutions with a base, such as aqueous NaOH or NH4OH. However, the size distribution of the Fe3O4 nanoparticles produced using this method is normally very broad. Consequently, the downstream purification and isolation process is more expensive and is time and energy intensive. Furthermore, scale-up of this method using conventional reactors can be problematic given the inhomogeneous agitation and areas of localized pH variations, resulting in the precipitation of non-magnetic iron oxides. Accordingly, there is a growing demand in the nanotechnology industries for processes that promise to make dramatic improvements in the design and performance of the manufacturing equipment involved. The concept of “Process Intensification” offers alternative routes alleviating the obstacles of the relaxed fluid dynamic regime associated with conventional batch processes. Herein we demonstrate the successful synthesis of Fe3O4 nanoparticles via co-precipitation using NH3 gas as a base source using spinning disc processing (SDP) under scalable and continuous flow conditions.
format Proceeding
author Suk, Fun Chin
Iyer, K.S.
Raston, Colin L.
Saunders, Martin
author_facet Suk, Fun Chin
Iyer, K.S.
Raston, Colin L.
Saunders, Martin
author_sort Suk, Fun Chin
title Process Intensification Strategies for the Synthesis of Superparamagnetic Nanoparticles and Fabrication of Nano-Hybrid
title_short Process Intensification Strategies for the Synthesis of Superparamagnetic Nanoparticles and Fabrication of Nano-Hybrid
title_full Process Intensification Strategies for the Synthesis of Superparamagnetic Nanoparticles and Fabrication of Nano-Hybrid
title_fullStr Process Intensification Strategies for the Synthesis of Superparamagnetic Nanoparticles and Fabrication of Nano-Hybrid
title_full_unstemmed Process Intensification Strategies for the Synthesis of Superparamagnetic Nanoparticles and Fabrication of Nano-Hybrid
title_sort process intensification strategies for the synthesis of superparamagnetic nanoparticles and fabrication of nano-hybrid
publishDate 2008
url http://ir.unimas.my/id/eprint/38359/1/1092.pdf
http://ir.unimas.my/id/eprint/38359/
https://briefs.techconnect.org/papers/process-intensification-strategies-for-the-synthesis-of-superparamagnetic-nanoparticles-and-fabrication-of-nano-hybrid/
_version_ 1731229848999821312
score 13.211869

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