Uniform dispersion of multiwalled carbon nanotubes in copper matrix nanocomposites using metal injection molding technique

This work presents a novel fabrication approach of multiwalled carbon nanotubes (MWNTs) reinforced copper (Cu) matrix nanocomposites. A combination of nanoscale dispersion of functionalized MWNTs in low viscose media of dissolved paraffin wax under sonication treatment followed by metal injection mo...

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Main Author: ., Ali Samer Muhsan, Faiz Ahmad, Norani M Mohamed, Puteri Sri Melor
Format: Article
Institution: Universiti Teknologi Petronas
Record Id / ISBN-0: utp-eprints.12120 /
Published: 2013
Subjects:
T Technology (General)
Online Access: https://www.hindawi.com/journals/ijme/2013/386141/abs/
http://eprints.utp.edu.my/12120/
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spelling utp-eprints.121202017-04-06T02:32:56Z Uniform dispersion of multiwalled carbon nanotubes in copper matrix nanocomposites using metal injection molding technique ., Ali Samer Muhsan, Faiz Ahmad, Norani M Mohamed, Puteri Sri Melor T Technology (General) This work presents a novel fabrication approach of multiwalled carbon nanotubes (MWNTs) reinforced copper (Cu) matrix nanocomposites. A combination of nanoscale dispersion of functionalized MWNTs in low viscose media of dissolved paraffin wax under sonication treatment followed by metal injection molding (MIM) technique was adopted. MWNTs contents were varied from 0 to 10 vol.%. Information about the degree of purification and functionalization processes, evidences on the existence of the functional groups, effect of sonication time on the treated MWNTs, and microstructural analysis of the fabricated Cu/MWNTs nanocomposites were determined using TEM, EDX, FESEM, and Raman spectroscopy analysis. The results showed that the impurities of the pristine MWNTs such as Fe, Ni catalyst, and the amorphous carbon have been significantly removed after purification process. Meanwhile, FESEM and TEM observations showed high stability of MWNTs at elevated temperatures and uniform dispersion of MWNTs in Cu matrix at different volume fractions and sintering temperatures (950, 1000 & 1050°C). The experimentally measured thermal conductivities of Cu/MWNTs nanocomposites showed remarkable increase (11.25% higher than sintered pure Cu) with addition of 1 vol.% MWNTs, and slight decrease below the value of sintered Cu at 5 and 10 vol.% MWNTs 2013-10 Article PeerReviewed https://www.hindawi.com/journals/ijme/2013/386141/abs/ ., Ali Samer Muhsan, Faiz Ahmad, Norani M Mohamed, Puteri Sri Melor (2013) Uniform dispersion of multiwalled carbon nanotubes in copper matrix nanocomposites using metal injection molding technique. Uniform dispersion of multiwalled carbon nanotubes in copper matrix nanocomposites using metal injection molding technique . http://eprints.utp.edu.my/12120/
institution Universiti Teknologi Petronas
collection UTP Institutional Repository
topic T Technology (General)
spellingShingle T Technology (General)
., Ali Samer Muhsan, Faiz Ahmad, Norani M Mohamed, Puteri Sri Melor
Uniform dispersion of multiwalled carbon nanotubes in copper matrix nanocomposites using metal injection molding technique
description This work presents a novel fabrication approach of multiwalled carbon nanotubes (MWNTs) reinforced copper (Cu) matrix nanocomposites. A combination of nanoscale dispersion of functionalized MWNTs in low viscose media of dissolved paraffin wax under sonication treatment followed by metal injection molding (MIM) technique was adopted. MWNTs contents were varied from 0 to 10 vol.%. Information about the degree of purification and functionalization processes, evidences on the existence of the functional groups, effect of sonication time on the treated MWNTs, and microstructural analysis of the fabricated Cu/MWNTs nanocomposites were determined using TEM, EDX, FESEM, and Raman spectroscopy analysis. The results showed that the impurities of the pristine MWNTs such as Fe, Ni catalyst, and the amorphous carbon have been significantly removed after purification process. Meanwhile, FESEM and TEM observations showed high stability of MWNTs at elevated temperatures and uniform dispersion of MWNTs in Cu matrix at different volume fractions and sintering temperatures (950, 1000 & 1050°C). The experimentally measured thermal conductivities of Cu/MWNTs nanocomposites showed remarkable increase (11.25% higher than sintered pure Cu) with addition of 1 vol.% MWNTs, and slight decrease below the value of sintered Cu at 5 and 10 vol.% MWNTs
format Article
author ., Ali Samer Muhsan, Faiz Ahmad, Norani M Mohamed, Puteri Sri Melor
author_sort ., Ali Samer Muhsan, Faiz Ahmad, Norani M Mohamed, Puteri Sri Melor
title Uniform dispersion of multiwalled carbon nanotubes in copper matrix nanocomposites using metal injection molding technique
title_short Uniform dispersion of multiwalled carbon nanotubes in copper matrix nanocomposites using metal injection molding technique
title_full Uniform dispersion of multiwalled carbon nanotubes in copper matrix nanocomposites using metal injection molding technique
title_fullStr Uniform dispersion of multiwalled carbon nanotubes in copper matrix nanocomposites using metal injection molding technique
title_full_unstemmed Uniform dispersion of multiwalled carbon nanotubes in copper matrix nanocomposites using metal injection molding technique
title_sort uniform dispersion of multiwalled carbon nanotubes in copper matrix nanocomposites using metal injection molding technique
publishDate 2013
url https://www.hindawi.com/journals/ijme/2013/386141/abs/
http://eprints.utp.edu.my/12120/
_version_ 1741196145155112960
score 11.62408

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