Browsing School of Materials Engineering (Articles) by Title
Now showing items 188-207 of 560
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Electrical properties of fresnoite Ba2TiSi2O8 using impedance spectroscopy
(Trans Tech Publications, 2013)Fresnoite with composition Ba2TiSi2O8 (B2TS2) was first found in 1965, adopting a non-centrosymmetric structure. It also reported to crystallize in a tetragonal unit cell with a=8.52Å and c=5.210Å leading to some possible ... -
Electrical properties of pre-alloyed Cu-P containing electrically conductive adhesive
(Taylor & Francis, 2010-08)In this study, a pre-alloyed Cu-P powder with a trace amount of P (0.002 at.%) was used as a metallic filler in a phenolic resin-based electrically conductive adhesive (ECA). The electrical property of the Cu-P-filled ECA ... -
Electrical reliability of different alloying content on copper alloy fillers in electrically conductive adhesives
(Springer, 2011)The thermal stability and electrical reliability of electrically conductive adhesives (ECAs) filled with Cu fillers alloying with different amount of Ag and Mg (0.2-1.5 at.%), respectively, were studied by comparing their ... -
Electrochemical characterisation of hybrid activators for aluminium sacrificial anodes in natural sea water
(Malaysian Citation Centre & Ministry of Education, 2013)This paper reports on the electrochemical behaviour of as-cast Al-Zn-Mg alloys activated by tin (Sn) and ruthenium dioxide (RuO2) in natural sea water. The potential and advantages of Sn and RuO2 as hybrid activators in ... -
An electrochemical impedance spectroscopy study of Al-Zn and Al-Zn-Sn Alloys in tropical seawater
(Trans Tech Publications, Switzerland, 2012)In this paper, a study on the electrochemical behaviour and electrical properties of Al-Zn and Al-Zn-Sn alloys in tropical seawater using open circuit potential (OCP) measurement and electrochemical impedance spectroscopy ... -
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 and optical properties of (Al xGa 1-x) 1-yMn yAs single crystal: A new candidate for integrated optical isolators and spintronics
(Springer Science+Business Media, LLC, 2013-01)We have explored the electronic and optical properties of cubic (Al x Ga1-x )1-y Mn y As system using the FP-LAPW method. The unit cell has 64 atoms, so that one manganese (Mn) atom is placed in the position of gallium ... -
Electronic band structure and optical properties of titanium oxyphosphates Li0.50Co0.25TiO(PO4) single crystals: An ab-initio calculations
(Elsevier Inc., 2011-08)From the refined atomic positions obtained by Belmal et al. (2004) using X-ray diffraction for Li0.50Co0.25TiO(PO4), we have performed a structural optimization by minimizing the forces acting on the atoms keeping the ... -
Electronic band structure and specific features of AA- and AB-stacking of carbon nitride (C₃N₄): DFT calculation
(Royal Society of Chemistry, 2014-01)The state-of-the-art all-electron full potential linear augmented plane wave based on density functional theory was applied for calculating the structural, electronic band structure, effective mass, density of state, and ... -
Electronic band structure and specific features of Sm2NiMnO6 compound: DFT calculation
(Elsevier BY., 2013-09)The band structure, density of states, electronic charge density, Fermi surface and optical properties of Sm2NiMnO6 compound have been investigated with the support of density functional theory (DFT). The atomic positions ... -
Electronic spectral parameters and IR nonlinear optical features of novel Ag 0.5Pb 1.75GeS 4 crystal
(Elsevier B.V., 2012-09)In this paper, we report on novel Ag0.5Pb1.75GeS4 single crystals grown by the Bridgman–Stockbarger method. For these crystals we have performed X-ray photoelectron spectroscopy (XPS) studies of the valence-band and ... -
Electronic structure and magneto-optic Kerr effect in ferromagnetic titanium oxyphosphates Li 0.50Co 0.25TiO(PO4): An ab-initio study
(Elsevier Ltd., 2012-06)The X-ray diffraction for Li 0.50Co 0.25TiO(PO 4), was used as a starting point to perform structural optimization by minimizing the forces acting on the atoms. We have performed a comprehensive theoretical study of ... -
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 ... -
Electronic structure of quaternary chalcogenide Ag₂In₂Ge(Si)S₆ single crystals and the influence of replacing Ge by Si: Experimental X-ray photoelectron spectroscopy and X-ray diffraction studies and theoretical calculations
(American Scientific Publishers, 2013-04)Ag₂In₂GeS₆ and Ag₂InSiS₆ are two interesting quaternary-sulfide single crystals. Starting from our previous investigation on Ag₂In₂GeS₆ single crystals, the Ag₂In₂SiS₆ is investigated here. We demonstrate the effect of ... -
Electronic structure, charge density, and chemical bonding properties of C11H8N2O o-methoxydicyanovinylbenzene (DIVA) single crystal
(Springer US, 2013)A comprehensive theoretical density functional theory (DFT) study of the electronic crystal structure, bonding properties, electron charge density of C11H8N2O o-methoxydicyanovinylbenzene (DIVA) single crystals were ... -
Electronic structure, chemical bonding features, and electron charge density of the double-cubane single crystal [Sb7S8 Br 2] (AlCl4)3
(American Institute of Physics, 2011-05-16)The present calculations were performed using all-electron full potential linearized augmented plane wave method based on the density functional theory. We have optimized the structure of the double-cubane single crystal ... -
Electronic structure, density of electronic states, and the chemical bonding properties of 2,4-dihydroxyl hydrazone crystals (C13H 11N3O4)
(Springer Science+Business Media New York., 2013-05)Electronic crystal structure, bonding properties, and the electron charge densities of 2,4-dihydroxybenzaldehyde-4-nitrophenylhydrazone (2,4-DHNPH,C 13H11N3O4) crystal are theoretically investigated. Calculations are ... -
Electronic structure, electronic charge density and optical properties analyses of Rb₂Al₂B₂O₇ compound: DFT
(ESG, 2014-01)We have presented an analysis of some important electronic and optical characteristics of the Rb₂Al₂B₂O₇ compound, based on the ab initio calculations of its electronic band structure, electronic charge density and dielectric ... -
Electronic structure, electronic charge density and optical properties of 3-methyl-1,4-dioxo-1, 4-dohydronaphthalen-2-yl-sulfanyl (C₁₃H₁₀O₄S)
(ESG, 2014)The atomic positions of 3-methyl-1,4-dioxo-1, 4-dohydronaphthalen-2-yl-sulfanyl (3MDS) single crystal taken from XRD data were optimized by minimizing the forces. We make use of the optimized geometry as a starting point ... -
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 ...