Browsing School of Materials Engineering (Articles) by Title
Now showing items 209-228 of 560
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Electronic structure, optical and dielectric constant of compounds Indium-based: InAlP2, and InGaP2 in its chalcopyrite, CuPt and CuAu-I structures
(Elsevier Ltd., 2013)First principles calculations within the density functional theory framework were carried out to calculate electronic structures and dielectric constant predictions of InGaP2 and InAlP2 compounds. We use three arrangements ... -
Electronic structure, optical and thermoelectric transport properties of layered polyanionic hydrosulfate LiFeSO₄OH: Electrode for Li-ion batteries
(Elsevier, 2014)Theoretical analysis of electronic structure and optical properties of LiFeSO₄OH, using the full-potential linearized augmented plane waves (FPLAPW), on the basis of density-functional theory (DFT), with in the local density ... -
Emergence of half metallicity in Cr-doped GaP dilute magnetic semiconductor compound within solubility limit
(Elsevier B.V., 2012-09)The electronic and magnetic properties of Ga 1- xCr xP dilute magnetic semiconductor (DMS) compound for dopant concentration, x = 0.25, 0.125, 0.06 and 0.03 have been investigated using WIEN2k implementation of full potential ... -
Enhanced liquid-phase sintering of W–Cu composites by liquid infiltration
(Elsevier, 2014-03)Full-density of consolidated W–Cu composites produced via conventional sintering method is difficult to achieve. In this work, fully-dense W–Cu composites were developed via the combination of the liquid phase sintering ... -
Enhanced photocatalytic activity of fish scale loaded TiO 2 composites under solar light irradiation
(Elsevier B.V., 2012-06)Fish scale (FS) loaded TiO2 composites were investigated as photocatalysts in degradation of Methyl Orange under solar light irradiation. Composites were prepared through sol-gel method by varying mass ratio of TiO2/FS at ... -
Enhancing interfacial adhesion performance by using poly(vinyl alcohol) in (low-density polyethylene)/(natural rubber)/(water hyacinth fiber) composites
(Society of Plastics Engineers, 2013-03)The effects of (a) the chemical modification of water hyacinth fiber by poly(vinyl alcohol) (WHF-PVA) and (b) loading on the properties of low-density polyethylene (LDPE)/(natural rubber (NR))/(water hyacinth fiber (WHF)) ... -
Er–Pr doped tellurite glass nanocomposites for white light emitting diodes
(Elsevier B.V., 2012-03)In this paper, optical glass nanocomposites (nanoparticles sizes up to 100 nm) with composition TeO2–WO3– PbO–xEr2O3–yPr6O11 (x= 0.30 mol%, y= 0.70 mol%) embedded into polymer matrices was reported. The two types of ... -
Evaluate the effects of various surface roughness on the tribological characteristics under dry and lubricated conditions for Al-Si alloy
(Scientific Research Publishing Inc. All rights reserved., 2012-07)The effect of surface roughness average of hypereutectic aluminum silicon alloys (with 16 wt% Si) on the friction and wear was investigated. Various surface roughness average (Ra) of different degrees was verified as well ... -
Evaluation of integrated anaerobic-aerobic biofilm reactor for degradation of azo dye methyl orange
(Elsevier Ltd., 2013-09)This study was to investigate the mineralization of wastewater containing methyl orange (MO) in integrated anaerobic-aerobic biofilm reactor with coconut fiber as bio-material. Different aeration periods (3. h in phase 1 ... -
Evidence of Coulomb correction and spin-orbit coupling in rare-earth dioxides CeO2, PrO2 and TbO2: An ab initio study
(Elsevier B.V., 2012-04)The current study investigates the structural, elastic, electronic and optical properties of CeO 2, PrO 2 and TbO 2 using the full potential (linearized) augmented plane wave plus local orbital method within the WuCohen ... -
Evolution of the retrogression and reaging treatment on microstructure and properties of Aluminum Alloy (Al-Zn-Mg-Cu)
(Trans Tech Publications Inc., 2014-04)In this study the evolution of the retrogression and reaging (RRA) heat treatment process on microstructure and mechanical properties of AA 7075 Al-alloys which produced by semi-direct chill (DC) casting process were ... -
The existing of oxygen nonstoichiometry in complex lithium oxides
(Trans Tech Publications, 2013)The possibility of oxygen deficiency in lithium-based complex oxides particularly for layered rock salt structures has little attention in the literature, in spite of the importance of these materials as potential lithium ... -
Experimental and numerical studies of finned L-shape heat pipe for notebook-PC cooling
(Institute of Electrical and Electronics Engineers (IEEE), 2013)This paper presents the experimental, numerical, and analytical investigations on the horizontal L-shape heat pipe for the notebook-CPU cooling. Simulations are carried out for both the 2-D and 3-D cases. In a 3-D model, ... -
External temperature and pressure effects on thermodynamic properties and mechanical stability of yttrium chalcogenides YX(X=S, Se and Te)
(Elsevier B.V., 2013)The full potential linearized augmented plane wave method within the framework of density functional theory is employed to investigate the structural, thermodynamic and elastic properties of the yttrium chalcogenides (YX: ... -
Extraction and separation of Cu(II), Ni(II) and Zn(II) by sol-gel silica immobilized with Cyanex 272
(Elsevier B.V., 2009-03)The extraction and separation of Cu(II), Ni(II) and Zn(II) from aqueous sulfate-acetate solution were carried out using solid phase sol-gel silica containing immobilized Cyanex 272 {bis(2,4,4-trimethylpentyl)phosphinic ... -
Extraction mechanism of Gd3+ by BTMPPA
(Elsevier, 2006)The extraction behavior of Gd(III) from acidic nitrate-acetato medium by bis(2,4,4-trimethylpentyl)phosphinic acid (BTMPPA, H2A2) in toluene either alone or in combination with trioctylphospine oxide (TOPO, B) has been ... -
Extraction of silica from palm ash using citric acid leaching treatment: Preliminary result
(Trans Tech Publications, 2013)Large quantities of agricultural wastes such as palm ash and rice husk are found throughout Malaysia, have a possibility to be used as a usefully renewable source for production of energy and silica (SiO2). Extensive ... -
Extraction of silica from palm ash using organic acid leaching treatment
(Trans Tech Publications, 2014)Agricultural wastes such as palm ash and rice husk have a possibility to be used as a usefully renewable source for production of energy and silica (SiO2). Extensive researches have been carried out to extract silica from ... -
Extraction of silica from palm ashvia citric acid leaching treatment
(AENSI Publisher All rights reserved, 2013-10)Agricultural wastes such as palm ash and rice husk have a possibility to be used as a usefully renewable source for production of energy and silica (SiO2). Extensive researches have been carried out to extract silica from ... -
Fabrication and characterization of porous F-75 for potential application in tissue engineering
(Trans Tech Publications, 2013)Porous F-75 (Co-Cr-Mo) was produced by powder metallurgy technique. F-75 powder was mixed with space holder and compacted using different pressures (300 MPa, 350 MPa, 400 MPa, 450 MPa). The green samples were sintered at ...