School of Materials Engineering (Articles): Recent submissions
Now showing items 241-260 of 553
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Electronic Structure of 1,3-dicarbomethoxy4,6-benzenedicarboxylic acid: Density functional approach
(Electrochemical Science Group (ESG), 2013-08)Structural optimization of 1,3-dicarbomethoxy4,6-benzenedicarboxylic acid single crystal was performed by minimizing the forces which act on the atoms. The optimized geometry was used to perform the theoretical study of ... -
Overview of pathogenic micro-organisms destruction in contaminated water by oxide photocatalysis
(Trans Tech Publications, 2013)The titanium dioxide (TiO2) is a semiconductor oxide photocatalys, which is chemically and biologically inert but exhibits excellent photolytic activity in the ultraviolet (UV) region. Progress in photocatalytic water ... -
The effect of iron fillings waste contents on the attenuation level of anti-radiation shielding concrete
(Trans Tech Publications, 2013)Shielding concretes of different iron filling contents were assessed for their anti radiation attenuation properties. The measurements have been performed by using gamma spectrometer of NaI (Tl) detector, the sources were ... -
The effect of various waste materials' contents on the attenuation level of anti-radiation shielding concrete
(MDPI, Basel, Switzerland, 2013)Samples of concrete contain various waste materials, such as iron particulates, steel balls of used ball bearings and slags from steel industry were assessed for their anti-radiation attenuation coefficient properties. The ... -
Study of electronic structure, charge density, Fermi energy and optical properties of Cs2KTbCl6 and Cs2KEuCl 6
(Elsevier B.V., 2013)Through the assist of the full-potential linear augmented plane wave (FPLAPW) method, the calculations of the electronic band structure, density of states, charge density, Fermi energy and regularity dependent dielectric ... -
Effect of process parameters on the cooling performance of liquid cooling system for electronic application
(Trans Tech Publications, 2013)This project is focused to study on the cooling performance of liquid cooling system under different process parameter. In this research, a liquid cooling system with copper block that simulates CPU, was setup to identify ... -
Effects of elevated temperatures on the thermal behavior and mechanical performance of fly ash geopolymer paste, mortar and lightweight concrete
(Elsevier, 2014-01)This paper reports a comparative study of the influence of elevated temperature on geopolymer paste, mortars and lightweight aggregate geopolymer concrete (LWAGC) systems made by using fly ash (FA) as only source material. ... -
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 ... -
Using gibbs standard state free energy and a power regulating device to predict and control the fabrication of nanoporous alumina
(VBRI press, 2013-12)The basic concept of Gibbs standard state free energy predicts a favorable condition for both room and high temperature fabrication of nanoporous alumina in phosphoric acid electrolyte. The anodization of aluminum foil in ... -
Third harmonic generation process in Al doped ZnO thin films
(Elsevier, 2014-01)We have performed studies on the third-order nonlinear optical susceptibility of Al doped ZnO (AZO) thin films using z-scan and third harmonic generation techniques. From the present studies, it reveals that the introduction ... -
Organic dye degradation with TiO2 catalyst/AAO template in the presence of H2O2
(Trans Tech Publications, 2013)In this study, anodic aluminum oxide (AAO) fabricated from phosphoric acid electrolyte at ambient temperature was used as the porous template, while a sol gel procedure was used for the preparation of the TiO2 sol with the ... -
NaAuS chicken-wire-like semiconductor: electronic structure and optical properties
(Elsevier, 2014-01)The electronic structure, charge density and optical properties of NaAuS a chicken-wire-like semiconductor was calculated using full potential linear augmented plane wave based on density functional theory. The Ceperley-Alder ... -
Electrochemical measurement of PBS using cyclic voltammetry and AAO fabricated at ambient temperature and low potential
(Trans Tech Publications, 2013)Anodic aluminium oxide fabricated at ambient temperature and low potential in phosphoric acid electrolyte was used as the working electrode for the electrochemical measurement of phosphate buffer saline under different pH ... -
Electronic structure, Fermi surface and optical properties of metallic compound Be₈(B₄₈)B₂
(Elsevier/NORTH-HOLLAND, 2014-02)The band structure, density of states, electronic charge density, Fermi surface and optical properties for B₈(Be₄₈)B₂ compound has been investigated in the support of density functional theory (DFT). The atomic positions ... -
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 ... -
Thermoelectric properties, electronic structure and optoelectronic properties of anisotropic Ba₂Tl₂CuO₆ single crystal from DFT approach
(Elsevier/NORTH-HOLLAND, 2014-03)First principle calculation was performed for the electronic structure, electronic charge density, Fermi surface, optical and thermoelectric properties of Ba₂Tl₂CuO₆ compound. From the electronic band structure the two ... -
In vitro biostability of poly(dimethyl siloxane/hexamethylene oxide)-based polyurethane/layered silicate nanocomposites
(Elsevier Ltd., 2013-09)We have prepared a number of silicone-based thermoplastic polyurethane (TPU) nanocomposites and demonstrated an enhancement of in vitro biostability against metal-ion-induced oxidation for potential use in long-term ... -
Organization of mixed dimethyldioctadecylammonium and choline modifiers on the surface of synthetic hectorite
(Elsevier Inc., 2013-11)Understanding the nature of mixed surfactant self-assembly on the surface of organoclays is an important step toward optimizing their performance in polymer nanocomposites and for other potential applications, where selective ... -
The magnetic and oxidation behavior of bare and silica-coated iron oxide nanoparticles synthesized by reverse co-precipitation of ferrous ion (Fe²⁺) in ambient atmosphere
(Elsevier/NORTH-HOLLAND, 2014-03)The synthesis of iron oxide nanoparticles, i.e., magnetite was attempted by using only ferrous ion (Fe²⁺) as a magnetite precursor, under an ambient atmosphere. The room temperature reverse co-precipitation method was used, ... -
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 ...