Browsing School of Materials Engineering (Articles) by Title
Now showing items 235-254 of 560
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Ferroelectric and relaxor ferroelectric to paralectric transition based on Lead Magnesium Niobate (PMN) materials
(Trans Tech Publications, 2013)First ferroelectric materials were found in Rochelle salt was in a perovskite structure. Lead Magnesium Niobate (PMN) is a perovskites with a formula of PbMg1/3Nb2/3O3 (PMN) and are typical representatives for most of all ... -
Ferrous base materials performance in seawater and its failure analysis
(Kolej Universiti Sains dan Teknologi MalaysiaFakulti Sains dan Teknologi, 2004)The effect of seawater to the corrosion behavior of ferrous base steel AISI 1053 have been determined at room temperature. The corrosion products were characterized by using energy-dispersed X-ray spectroscopy (EDS), and ... -
Fire resistance evaluation of lightweight geopolymer concrete system exposed to elevated temperatures of 100-800 °C
(Trans Tech Publications, 2014)This paper reports the fire resistance property of a lightweight aggregate geopolymer concrete (LWAGC) material synthesized by the alkali-activation of locally source fly ash (FA) after exposed to elevated temperatures ... -
Fire resistance of biomass ash panels used for internal partitions in buildings
(Elsevier B.V., 2013)This study was to develop fire-resistant panels with a high biomass ash ratio from the combustion of EFB at an industrial scale to be used in different fire-resistant internal partitions in buildings and industrial ... -
First and second harmonic generation of the XAl 2Se 4 (X=Zn,Cd,Hg) defect chalcopyrite compounds
(Elsevier B.V., 2012-09)The chemical bonding of the ZnAl 2Se 4, CdAl 2Se 4 and HgAl 2Se 4 defect chalcopyrites has been studied in the framework of the quantum theory of atoms in molecules (AIM). The GW quasi-particle approximation is used to ... -
First principle calculations of transition metal oxide, AgAlO2, as active photocatalyst: sustainable alternative sources of energy
(Electrochemical Science Group (ESG), 2013)Electronic structure, optical properties and electronic charge density of transition metal oxide, AgAlO2 as active photocatalyst are calculated using full potential linearize augmented plane wave (FP-LAPW) method within ... -
First principle study of electronic structure, chemical bonding and optical properties of 5-azido-1H-tetrazole
(Electrochemical Science Group (ESG), 2013)First principle calculations were performed to investigate the electronic band structure, density of states, charge density and optical properties of 5-azido-1H-tetrazole. The calculated band structure shows that the ... -
First principle study of the electronic structure, Fermi surface, electronic charge density and optical properties of ThCu₅In and ThCu₅Sn single crystals
(Elsevier/NORTH-HOLLAND, 2014-02)The electronic structure, Fermi surface, electronic charge density and optical properties of ThCu₅In and ThCu₅Sn single crystals are studied. The calculations are based on the full potential-linearized augmented plane wave ... -
First principles study of structural, electronic and magnetic properties of Mg1-xMnxTe alloys
(Elsevier B.V., 2011-08-11)Density functional FP-LAPW + lo calculations have been performed to study the structural, electronic and magnetic properties of Mg1-xMn xTe for compositional parameter x = 0.25, 0.50, 0.75 and 1. Our calculations reveal ... -
First-principles study of structural stabilities, elastic and electronic properties of transition metal monocarbides (TMCs) and mononitrides (TMNs)
(Elsevier Ltd., 2013-12)The structural stabilities, elastic and electronic properties of 5d transition metal mononitrides (TMNs) XN with (X = Ir, Os, Re, W and Ta) and 5d transition metal monocarbides (TMCs) XC with (X = Ir, Os, Re and Ta) were ... -
First-principles study of the electronic structure, charge density, Fermi surface and optical properties of zintl phases compounds Sr2ZnA 2 (A=P, As and Sb)
(Elsevier Ltd., 2013-11)We present first-principles calculations of the electronic structure, Fermi surface, electronic charge density and optical properties of Sr 2ZnA2 (A=P, As and Sb) based on density-functional theory using the local density ... -
Flexural analysis of polyurethane foam and sandwich composite foam via experimental and finite element Cmethods
(Trans Tech Publications Inc., 2013-09)Polyurethane (PU)/montmorillonite (MMT) composite foam were synthesized with reaction of diisocyanate with polyester polyol by a batch process. In this research, water was used as the blowing agent with TEGOSTAB B8407 and ... -
The flexural and impact properties of kenaf-polypropylene composites filled with montmorillonite filler
(Taylor and Francis Group, LLC., 2012-01)Kenaf- Polypropylene composites filled with montmorillonite (MMT) filler were produced. The incorporation of MMT had improved the flexural and impact properties. Addition of compatibilizer, had improved the flexural and ... -
Fluorescent and nonlinear optical features of CdTe quantum dots
(Springer Science+Business Media, LLC., 2012-02)The study of photoluminescence and nonlinear optical properties of red (emitted at 650 nm), yellow (emitted at 570 nm) and green (emitted at 530 nm) CdTe quantum dots (QD) spin coated on quartz substrate that had been ... -
Fly ash porous material using geopolymerization process for high temperature exposure
(MDPI AG (Basel, Switzerland), 2012-04)This paper presents the results of a study on the effect of temperature on geopolymers manufactured using pozzolanic materials (fly ash). In this paper, we report on our investigation of the performance of porous geopolymers ... -
Fly ash-based geopolymer lightweight concrete using foaming agent
(MDPI, Basel, Switzerland., 2012-06)In this paper, we report the results of our investigation on the possibility of producing foam concrete by using a geopolymer system. Class C fly ash was mixed with an alkaline activator solution (a mixture of sodium ... -
FSS microchannel fluid flow profile investigation at high and low Re number
(AENSI Publisher All rights reserved, 2013-10)The fundamental understanding of dynamic fluid flow behavior in different geometry channel is crucial due to transport phenomena influence on the key design and process control of the microfluidic systems. Recently, the ... -
FT-IR and morphology of different recycled acrylonitrile-butadiene rubber glove (NBRgr) size and its blend ratios of SBR/NBRr blends
(Trans Tech Publications, Switzerland, 2012-12)Recycling rubber waste contributes to a cleaner environment by using indestructible rubber discards as well as lowering production costs as reclaimed rubber is cheaper than virgin or natural rubber. Therefore, in this ... -
FTIR and TGA analysis of biodegradable poly(lactic acid)/treated kenaf bast fibre: Effect of plasticizers
(Universiti Putra Malaysia Press., 2013)A biodegradable composite (PLA/KBF blends) was prepared using melt blending technique in a brabender mixer and characterized with FTIR and TGA analyzer. Five percent of triacetin and glycerol contents were used as plasticizers ... -
General properties of kaolin geopolymers
(American Scientific Publishers, 2013-01)This paper reported the properties of kaolin geopolymers in term of the bulk density, compressive strength, qualitative observation and SEM analysis of the kaolin geopolymers. Kaolin geopolymers were synthesized through ...