Journal of the Taiwan Institute of Chemical Engineers, ( ISI ), Volume (60), No (3), Year (2016-3) , Pages (547-554)

Title : ( Synthesisofwater-solubleFe-decoratedmulti-walledcarbonnanotubes:Astudyonthermo-physicalpropertiesofferromagneticnanofluid )

Authors: Mehdi Shanbedi , Saeed Zeinali Heris , AhmadAmiri , Hossein Eshghi ,

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Adirectcouplingofcarboxylicacids-treatedmulti-walledcarbonnanotubes(MWNT)surfacewithaminesisintroducedtofunctionalizeMWNTwithasparticacids(Asp).Amideformationhasbeencarriedoutinthepresenceofsimplezirconiumcatalystsat5mol%loadingandthensurfacefunctionalitygroupsandmor-phologyofAsp-treatedMWNTwerestudiedbyinfraredspectroscopy,thermogravimetricanalysis,Ramanspectroscopy,andtransmissionelectronmicroscopy.ToimposemagneticpropertytothesurfaceofMWNT,FeionscovalentlyattachedthroughthecarboxylicacidsgroupofAsp.ThispromisingmethodofusingacombinationoffunctionalironandAspbasedonMWNTwasintroducedforincreasingstabilityandthermo-physicalpropertiesofMWNT-basedwaternanofluids.MWNTwasstablydispersedinaqueousmediaandinthesecondphaseofstudy,theferromagneticMWNT-basedwaternanofluidswerepreparedatdifferentcon-centrationstoestimatethethermo-physicalandrheologicalproperties.Density,viscosity,electricalandther-malconductivitybehaviorofMWNT-basedwaternanofluidsinthepresenceofferromagnetic,(Fe),covalent(Asp)andnon-covalent(GumArabic)functionalgroupswereinvestigatedandpromisingresultsobtained.Itwasfoundthattherheologicalandthermo-physicalpropertiesofferromagneticsamplesweresignificantlyenhancedcomparedtothecovalentnanofluidsandcertainlypurewater.

Keywords

, Carbonnanotubes, Functionalization, Ironnanoparticles, Thermo-physical
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@article{paperid:1052657,
author = {Shanbedi, Mehdi and Zeinali Heris, Saeed and AhmadAmiri and Eshghi, Hossein},
title = {Synthesisofwater-solubleFe-decoratedmulti-walledcarbonnanotubes:Astudyonthermo-physicalpropertiesofferromagneticnanofluid},
journal = {Journal of the Taiwan Institute of Chemical Engineers},
year = {2016},
volume = {60},
number = {3},
month = {March},
issn = {1876-1070},
pages = {547--554},
numpages = {7},
keywords = {Carbonnanotubes; Functionalization; Ironnanoparticles;Thermo-physical properties},
}

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%0 Journal Article
%T Synthesisofwater-solubleFe-decoratedmulti-walledcarbonnanotubes:Astudyonthermo-physicalpropertiesofferromagneticnanofluid
%A Shanbedi, Mehdi
%A Zeinali Heris, Saeed
%A AhmadAmiri
%A Eshghi, Hossein
%J Journal of the Taiwan Institute of Chemical Engineers
%@ 1876-1070
%D 2016

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