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2篇 您的检索式:作者名="Igor Sbarski"
    题名 作者 年代 出处 被引量
1A Study of Melt Flow Analysis of an ABS-Iron Composite in Fused Deposition Modelling Process显示文摘Fused deposition modelling (FDM) is a filament based rapid prototyping system which offers the possibility of introducing new composite material for the FDM process as long as the new material can be made in feedstock filament form. Swinburne has been undertaking extensive research in development of new composite materials involving acrylonitrile-butadiene-styrene (ABS) and other materials including metals. In order to predict the behaviour of new ABS based composite materials in the course of FDM process, it is necessary to investigate the flow of the composite material in liquefier head. No such study is available considering the geometry of the liquefier head. This paper presents 2-D and 3-D numerical analysis of melt flow behaviour of a representative ABS-iron composite through the 90-degree bent tube of the liquefier head of the fused deposition modelling process using ANSYS FLOTRAN and CFX finite element packages. Main flow parameters including temperature, velocity, and pressure drop have been investigated. Filaments of the filled ABS have been fabricated and characterized to verify the possibility of prototyping using the new material on the current FDM machine. Results provide promising information in developing the melt flow modelling of metal-plastic composites and in optimising the FDM parameters for better part quality with such composites.MOSTAFA Nikzad SYED Hasan Masood IGOR Sbarski ANDREW Groth 2009Tsinghua Science and Technology2009,14,S1:6
2Esterified cellulose nanocrystals for reinforced epoxy nanocomposites显示文摘The surface of cellulose nanocrystals(CNCs)was successfully modified with methacryloyl chloride to create esterified CNCs(M/CNCs).The modification was confirmed by Fourier Transfer Infra-Red Spectroscopy,X-ray Photoelectron Spectroscopy and Zeta potential measurement.With increased surface hydrophobicity,this modified CNC material exhibited improved compatibility with organic network.When used as a filler to be incorporated into a model epoxy resin,TEM results indicated that M/CNCs particles dispersed well in the epoxy network.It was observed that the inclusion of the M/CNCs had an impact upon the heat flow for the curing of the epoxy nanocomposite,leading to an improvement in the storage modulus when tested via dynamic mechanical analysis.Lachlan Thompson Mostafa Nikzad Igor Sbarski Aimin Yu 2022Progress in Natural Science:Materials International2022,32,3:0
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