Browsing Journal Articles by Title
Now showing items 1113-1132 of 3386
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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 ... -
Electroencephalogram (EEG)-based systems to monitor driver fatigue: a review
(Universiti Malaysia Perlis (UniMAP), 2022-03)An efficient system that is capable to detect driver fatigue is urgently needed to help avoid road crashes. Recently, there has been an increase of interest in the application of electroencephalogram (EEG) to detect ... -
Electroless Ni-P-Cg(Graphite)-SiC composite coating on cast AlSi alloy
(Trans Tech Publications, 2013)The study presents the electroless N-P-Cg-SiC composite coating on cast AlSi (ADC12) alloy where the bath temperature is maintained at 90°C, pH level is controlled between 4.5 to 5.0 and stirred at 450 rpm with mechanical ... -
Electromagnetic Properties Performance of MWCNTs/Polyester Composites in X-band
(EDP Sciences, 2018)In this paper presents nano-composites based on polyester (PE) matrix with multi-walled carbon nanotubes (MWCNTs) as fillers have been developed for microwave absorbing materials. The MWCNTs/PE composite samples were ... -
Electromagnetic torque performance evaluation of concentric magnetic gear alternative conditions using finite element
(Universiti Malaysia Perlis (UniMAP), 2021-08)Concentric magnetic gear(CMG) research mainly focuses on the CMG act as torque increaser and with stationary pole piece condition. Yet, technically CMG can be designed as speed increaser gear with the alternative rotating ... -
Electromyographic responses during elbow movement at two angles with voluntary contraction: Influences of muscle activity on upper arm Biceps Brachii
(Maxwell Scientific Organization, 2012-11-15)Analysis of Electromyography (EMG) signals generated by individuals is part of human musculoskeletal system research and signals are always influenced by the electrode placement in the muscle. This characteristic is also ... -
Electron and ion densities measurement in reactive magnetron zinc sputtering plasma
(Trans Tech Publications, 2014)Investigation on the plasma properties is an essential fundamental works in order to precisely control the growth of nanoscale thin film. In the present work, we produced and study the reactive magnetron sputtering plasma ... -
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 and Optical Properties of GaAs Armchair Nanoribbons: DFT Approach
(Universiti Malaysia Perlis (UniMAP), 2018-04)The electronic and optical properties of N atom‐width (N: 4, 8, 12, 16) armchair GaAs nanoribbons (NA GaAs NRs) have been studied with hydrogen (H) passivated nanoribbons using the DFT approach. The H passivated edge of ... -
Electronic and Optical Properties of Ramsdellite TiO2through mBJPotential
(Universiti Malaysia Perlis (UniMAP), 2018-01)The aim of this work is to study the electronic and optical properties of ramsdellite titanium dioxide (TiO2), using the first principle calculations with modified Becke‐ Johnson (mBJ) exchange potential. By comparison ... -
Electronic and optical properties of the express purified SWCNTs produced by HiPCO process
(Universiti Malaysia Perlis, 2009)Single-walled carbon nanotubes have been synthesized by a gas-phase CO decomposition (HiPCO) process, involving high-pressure disproportionation of CO as carbon feedstock and catalytic iron particles were obtained from ... -
Electronic and positronic studies of zinc-blend boron phosphide BP underpressure
(Universiti Malaysia Perlis, 2009)We analyze the effect of the pressure variations on the electron and the positron distributions in the boron phosphide. On the basis of the pseudopotential band structure calculations (EPM) and the independent particle ... -
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 optoelectronic properties of SrCu2X2(X = As, Sb): DFT calculation
(Springer Science+Business Media New York., 2014-07)All-electron-full potential linear-augmented plane wave method with Engel Vosko approximation was used for calculating the electronic structure, Fermi surface, and optical properties of SrCu2X2 (X = As, Sb). The calculated ... -
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 ... -
An Electronic Nose system for aromatic rice classification
(American Scientific Publishers, 2011-04)Aromatic rice is a variety of rice with good cooking qualities such as nice aroma and flavour. It is pricier because it is only suitable to be cultivated in regions with specific climatic and soil conditions. Presently, ... -
Electronic properties of orthorhombic LiGaS2 and LiGaSe 2
(Springer Berlin/Heidelberg, 2009)We report theoretical calculations of the band structure and density of states for orthorhombic LiGaS2 (LGS) and LiGaSe2 (LGSe). These calculations are based on the full potential linear augmented plane wave (FP-LAPW) ...