Browsing Journal Articles by Title
Now showing items 1440-1459 of 2800
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An introduction of two differential excitation potentials technique in electrical capacitance tomography
(Elsevier B.V., 2012-06)The investigation of this work is to analyse the sensitivity distributions using single and two differential excitation potentials techniques in order to improve the situation of: (1) non-uniform sensitivity distribution; ... -
Investigated optical and elastic properties of Porous silicon: Theoretical study
(Elsevier Ltd., 2011-08)Compatibility between experimental and theoretical works is achieved. Empirical Pseudopotential Method (EPM) is used to calculate the energy gap of Si which is found to be indirect. Features such as refractive index, optical ... -
Investigated optical and elastic properties of Porous silicon: Theoretical study
(Elsevier Ltd., 2011-08)Compatibility between experimental and theoretical works is achieved. Empirical Pseudopotential Method (EPM) is used to calculate the energy gap of Si which is found to be indirect. Features such as refractive index, optical ... -
Investigated optical studies of Si quantum dot
(Elsevier Ltd., 2011-09)Further study of the quantum dot potential for Si is presented. This potential has been calculated by means of our recent empirical model. The indirect energy gap (Γ-X) is calculated using the full potential-linearized ... -
Investigated stiffness of high performance superconductivity with nanoceria incorporated into polycrystalline magnesium diboride
(The Institution of Engineering and Technology, 2012-08)Polycrystalline MgB 2 was prepared with different amounts of nano-sized CeO 2 inclusions, subjected to X-ray diffraction, scanning electron microscopy and atomic force microscopy characterisation. The nano-CeO 2 inclusions ... -
Investigating the possibility of utilization of kaolin and the potential of metakaolin to produce green cement for construction purposes-A review
(INSInet Publication, 2011-09)Geopolymers are inorganic alkali aluminosilicate gels, formed from reaction of mineral clays or aluminosilicate-bearing industrial wastes, and treated with alkali silicate solution at 40-80°C. Geopolymers have been studied ... -
Investigation of a portable standing wave thermoacoustic heat engine
(Elsevier Ltd, 2013)Increasing the efficiency and effectiveness of energy systems remains as one of the critical issues today with depleting energy resources and increasing energy demand. Utilization of alternative fuels and utilization of ... -
Investigation of conducting pins in sphere filled with phase change material for enhancing heat transfer in thermal energy storage
(Trans Tech Publications., 2012)The utilisation of phase change material (PCM) for thermal energy storage (TES) can significantly enhance the energy savings achievable with renewable thermal systems. Sphere based packed bed systems have been used as TES ... -
Investigation of dielectric characteristics and tunability of Ba0.8Sr0.2TiO3
(AENSI Publisher All rights reserved, 2013-10)It's been years ferroelectric materials has become a popular fields for research. Many methods were used for the barium strontium titanate (BST) preparation like sol-gel method, radio frequency (RF) magnetron sputtering, ... -
Investigation of facial artifacts on face biometrics using eigenface based single and multiple neural networks
(World Scientific and Engineering Academy and Society (WSEAS) Press, 2009)Biometrics has been an important issue pertaining to security in the last few decades. Departments or agencies entrusted with national security are increasingly installing surveillance cameras in strategic or critical areas ... -
Investigation of oil burner combustion performance when utilizing palm biodiesel blends
(Praise Worthy Prize S.r.l, 2011)Due to renewability, high production rate, technical feasibility and role in reducing greenhouse gases (GHG) emission, palm oil is in the right position to supply the energy needs by the incorporation into the diesel supply. ... -
Investigation of optimal parameters for tensile strength property of ABS in rapid prototyping
(Praise Worthy Prize S.r.l., 2013-05)This paper presents the investigation of the effect of fused deposition modeling (FDM) parametric processes on the tensile strength of the developed acrylonitrile butadiene styrene (ABS) compliant prototype. The prototype ... -
Investigation of Pantai Punggur coastal erosion by using UAV Photogrammetry
(Universiti Malaysia Perlis (UniMAP), 2022-03)The shoreline is the line that marks the boundary between water and land. Monitoring and analysing shoreline changes is critical because it provides a greater understanding of the shoreline changes as well as the ... -
Investigation of plasma induced etch damage/changes in AlGaN/GaN HEMTs
(Universiti Malaysia Perlis (UniMAP), 2021-12)In this work, we report on the processing and device characteristics of AlGaN/GaN HEMT devices to investigate the effects of silicon dioxide (SiO2) etching using Fluoroform (CHF3) gas prior to gate metal deposition. Three ... -
Investigation of pressure drop in Hydro-Pneumatic Driveline propulsion system for Dual Hybrid Passenger Vehicle
(Universiti Malaysia Perlis (UniMAP), 2021-08)The study focused on investigating the pressure drop/loss of the hydro-pneumatic driveline propulsion system. Previous research has shown that there is a very high power loss in the hydro-pneumatic propulsion system. ... -
An investigation of Rayleigh distribution in reverberation chamber
(Institute of Electrical and Electronics Engineering (IEEE), 2006-09-12)Amplitude fluctuations in signals received over mobile radio channels are typically modeled by a Rayleigh distribution. The field statistics in the volume of the enclosure are shown to correspond to the Rayleigh statistics ... -
An investigation of Structural Properties of Monometallic (Ag, Pd) and Bimetallic (Ag@Pd) Nanoparticles Growth on Macro Porous Silicon
(Universiti Malaysia Perlis (UniMAP), 2018-10)Monometallic nanoparticle Ag, Pd and bimetallic nanoparticles Ag@Pd with well-controlled morphology, uniform size, and regular alloy structure were produced by an ion reduction process with dangling bonds of porous layer ... -
Investigation of structural, morphological and optical properties of sulfur doped zinc oxide nanorod
(Universiti Malaysia Perlis (UniMAP), 2020-12)In this study, seed-mediated hydrothermal methods has been used to fabricate sulfur-doped zinc oxide (S-ZnO) thin films with various atomic concentration of sulfur (S) (0 at.%, 1 at.%, 2.5 at.%, 5 at.% and 10 at.%). The ... -
Investigation of surface roughness on platinum deposited wafer after reactive ion etching using SF₆+Argon gaseous
(Trans Tech Publications, 2014)This paper investigates the factors that affect the surface roughness on a Platinum deposited wafer after reactive ion etching (RIE) using a combination of SF₆ and Argon gaseous. A total of three controllable process ... -
Investigation of the head impact power of a sepak takraw ball on sepak takraw players
(Kementerian Pendidikan Tinggi (KPT), Malaysia, 2015)Sepak takraw is a traditional sport in Asia in which the players use various parts of their bodies to hit the ball, with the exception of their hands. Unlike other sports such as soccer, boxing, and rugby, it is observed ...