Browsing Journal Articles by Title
Now showing items 828-847 of 3156
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Effect of different solvents on the structural and optical properties of zinc oxide thin films for optoelectronic applications
(Elsevier, 2014-01)Zinc oxide (ZnO) seed solutions were prepared using 4 different solvents, namely, methanol (MeOH), ethanol (EtOH), isopropyl alcohol (IPA) and 2-methoxyethanol (2-ME). The prepared seed solutions were used to synthesize ... -
Effect of discharge power on the properties of GaN thin films on AlN-(002) prepared by magnetron sputtering deposition
(Universiti Malaysia Perlis (UniMAP), 2020-07)Aluminum nitride (AlN) and gallium nitride (GaN) thin films were grown on silicon (Si) substrates using the conventional RF magnetron sputtering plasma deposition system. The growth rate of GaN increased as the deposition ... -
Effect of dolomite on pyrolysis of rice straw
(2013)A study of catalytic pyrolysis on rice straw was carried out in a fixed-bed reactor. The objectives were to determine the effect of dolomite catalyst on the distribution of product yield and bio-oil characterization. The ... -
Effect of drill point angle on surface integrity when drilling titanium alloy
(Trans Tech Publications, 2014)Surface integrity of machined component is of major importance for the reliability and safety requirements during in service especially for the aerospace applications. This paper presents an investigation on the effect of ... -
Effect of electrolyte concentration on the growth of porous anodic aluminium oxide (AAO) on Al-Mn alloys
(Trans Tech Publications, Switzerland, 2012-12)In this study, the effect concentration of electrolyte on pore nucleation process during anodizing was investigated. It was found that the concentration of oxalic acid influenced the morphologies and regularities of porous ... -
The effect of electrolyte temperature on formation of porous aluminium oxide films in anodising process
(AENSI Publisher All rights reserved, 2013-10)A porous aluminium oxide film formed on aluminium was prepared in a mixed electrolyte of phosphoric acid and acetic acid solution. The morphology, growth and thickness of the film were investigated. The anodising process ... -
Effect of epoxidized natural rubber on thermal properties, fatigue life, and natural weathering test of styrene butadiene rubber/recycled acrylonitrile-butadiene rubber (SBR/NBRr) blends
(John Wiley & Sons, Inc., 2012-01)The utilization of waste rubber powder in polymer matrices provides an attractive strategy for polymer waste disposal. Addition of recycled acrylonitrile-butadiene rubber (NBRr) in rubber compounds gives economic (lowering ... -
Effect of ethanol concentration in water coagulation bath on pore geometry of PVDF membrane for Membrane Gas Absorption application in CO 2 removal
(Elsevier B.V., 2011-03)In this study, polyvinylidenefluoride (PVDF) flat sheet membranes were fabricated by immersing into various concentrations of ethanol in water (M-1:0%, M-2:25%, M-3:50% and M-4:75% respectively) as the coagulation bath via ... -
Effect of excess mgo mole ratio in a stoichiometric cordierite (2MgO·2Al2O3·5SiO 2) composition on the phase transformation and crystallization behavior of magnesium aluminum silicate phases
(The American Ceramic Society, 2011-05)The effect of excess MgO, 2.0-4.0 mol ratios on the crystallization behavior and purity of Iμ-cordierite was investigated using X-ray diffraction (XRD), differential thermal analyzer, and TGA. Quantitative XRD, the Rietveld ... -
Effect of excess mgo mole ratio in a stoichiometric cordierite (2MgO·2Al2O3·5SiO 2) composition on the phase transformation and crystallization behavior of magnesium aluminum silicate phases
(The American Ceramic Society, 2011-05)The effect of excess MgO, 2.0-4.0 mol ratios on the crystallization behavior and purity of Iμ-cordierite was investigated using X-ray diffraction (XRD), differential thermal analyzer, and TGA. Quantitative XRD, the Rietveld ... -
Effect of fly ash/alkaline activator ratio and sodium silicate/NaoH ratio on fly ash geopolymer coating strength
(Trans Tech Publications, 2013)Fly ash geopolymer coating material potential used to protect surface used in exposure conditions. Ratio of fly ash/alkaline activator and Na₂SiO₃/NaOH play important parameter on determining the best flexural strength of ... -
The effect of gap between plastic leaded chip carrier (PLCC) using computational fluid dynamic (CFD) software, FLUENT™
(AENSI Publisher All rights reserved, 2013-10)This paper presents the effect of gap between Plastic Leaded Chip Carrier (PLCC) by using three dimensional numerical analysis of heat and fluid flow in computer. 3D model of microprocessors is built using GAMBIT and ... -
Effect of grain size on the isothermal oxidation of Fe-33NI-19CR alloys at 700 °C
(Trans Tech Publications, 2014)The isothermal oxidation behavior of two different grain size of Fe-33Ni-19Cr alloys was investigated at 700 °C in laboratory air. Different grain size of alloyed was made of solution annealing treatment at different ... -
Effect of grain size on the isothermal oxidation of superalloys
(American-Eurasian Network for Scientific Information (AENSI), 2013-10)The oxidation behavior of two different grain sizes of superalloys is discussed. The present paper focused on the isothermal oxidation of Fe-33Ni-19Cr alloy at temperatures of 700 °C exposed in dry air for 500 hours. ... -
The effect of graphene nanoplatelets filler size on the electrical and mechanical fatigue properties of conductive epoxy composites
(Universiti Malaysia Perlis (UniMAP), 2021-10)Graphene nanoplatelets (GNPs) have exceptional electrical and mechanical properties that can be used as a filler for conductive polymer. However, the size of the GNP can affect the conductivity of the conductive polymer ... -
The Effect of Hand Grip Strength and Trunk Rotation Strength on Throwing Ball Velocity
(Kementerian Pendidikan Tinggi (KPT), Malaysia, 2018)Throwing ball velocity is one of the indicators that determine softball performance. However, most of the training on throwing only focused on the major muscles and they neglected the assisted muscles such as hand grip and ... -
Effect of heat treatment on microstructure and corrosion behavior of Az91d magnesium alloy
(Trans Tech Publications, 2013)An AZ91D ingot in the as-cast condition was homogenized by heat treatment process. Then, the microstructures produced and corrosion behaviour after heat treatment was studied in detail. As-cast AZ91D was recrystallize by ... -
Effect of heat treatment on Ni-P-Cg(Graphite)-SiC composite coated cast AlSi alloy
(Trans Tech Publications, 2013)The study presents the effect of heat treatment on electroless N-P-Cg-SiC composite coated cast AlSi (ADC12) alloy. No significant changes are noted on the average surface roughness and surface morphology of the coating ... -
The effect of heat treatment on the open circuit potential of magnesium sacrificial anode
(University of Malaya, 2009)Magnesium sacrificial anode that possess high value of open circuit potential, Eoc is needed as it can protect larger area of underground metal structure in cathodic protection. Solution treatment was applied on magnesium ... -
The effect of high-intensity intermittent functional training towards the aerobic fitness of youth badminton players
(Kementerian Pendidikan Tinggi (KPT), Malaysia, 2020)The main objective of this study is to measure the effectiveness of high-intensity intermittent functional training on aerobic fitness of youth badminton players. A total of 16 male participants of the 13 to 15 years old ...