Browsing Journal Articles by Title
Now showing items 848-867 of 3115
-
Effect of KOH molarity on structure, morphology, and optical properties of flower-like CuO nanostructures synthesized by ultrasonic-assisted precipitation method
(Universiti Malaysia Perlis (UniMAP), 2021-04)This paper reports the effect of KOH molarity variation on structure, morphology, and optical properties of CuO nanostructures synthesized by ultrasonic-assisted precipitation method. The results of the XRD analysis showed ... -
Effect of Laser Energy on the Structure of Ni46–Ti50–Cu4 Shape-Memory Alloy
(Universiti Malaysia Perlis (UniMAP), 2018-10)The structural and physical properties of nickel–titanium–copper shape-memory alloy and the effect of laser irradiation on the alloy were investigated in this study. The alloy was prepared using the powder metallurgy method. ... -
Effect of laser parameters on the surface cleaning of galvanised steel by laser engraving process
(Universiti Malaysia Perlis (UniMAP), 2021-08)Laser cleaning is a method of removing layers of material from a surface by using laser irradiation. The energy from the laser provides a textured pattern on the melting surface, as well as colour changes and variations ... -
Effect of lattice constant on band-gap energy and optimization and stabilization of high-temperature In xGa 1 -xN quantum-dot lasers
(Springer US, 2012-07)We analyze the effect of the lattice constant on the band-gap energy of In x Ga1−x N and optimize the structure of the device with a separate-confinement heterostructure. To vary the lattice constants, we change the In ... -
Effect of light intensity on indoor temperature and air velocity: a simulation study
(Universiti Malaysia Perlis (UniMAP), 2022-03)It is essential to understand the factors influencing thermal responses to improve human comfort and properly reduce energy consumption. It has been confirmed that parameters unrelated to the thermal environment can ... -
Effect of Load Model Using Ranking Identification Technique for Multi Type DG Incorporating Embedded Meta EP-Firefly Algorithm
(EDP Sciences, 2018)This paper presents the effect of load model prior to the distributed generation (DG) planning in distribution system. In achieving optimal allocation and placement of DG, a ranking identification technique was proposed ... -
The effect of loading rates and particle geometry on compressive properties of polypropylene/zinc oxide nanocomposites: Experimental and numerical prediction
(Society of Plastics Engineers, 2012-01)Compressive properties, of particulate filled polymer matrix composites, are affected (to a certain extent) by the geometry of the particles, as well as the loadingrates. Therefore, this article presents the results on the ... -
Effect of low-impact aerobic dance exercise on psychological health (stress) among sedentary women in Malaysia
(Institute of Sport, 2012)The present study investigated the effect of twelve weeks of low-impact aerobic dance exercise intervention ("aero-mass" dance exercise) on psychological health (stress) among sedentary working women, specifically in ... -
The effect of lower limb wearable resistance on kicking kinematics and kinetics during a martial art’s front kick performance
(Kementerian Pendidikan Tinggi (KPT), Malaysia, 2021)Background: Wearable resistance works best with lighter load, but appropriate loading range is debatable. Objective: It is the main purpose of this study to investigate the kinematics and kinetics effect of wearable ... -
The effect of magnetisation and Lorentz forces in a two-dimensional biomagnetic channel flow
(AIP Publishing LLC, 2013)The present paper studies the fundamental problem of a Magnetohydrodynamics (MHD) behaviour of the biomagnetic fluid flow in a channel under the influence of a spatially varying magnetic field. The governing equation ... -
Effect of maleic anhydride-grafted-polyethylene (MAPE) and silane on properties of recycled polyethylene/chitosan biocomposites
(Taylor and Francis Group, 2013-01)Chitosan-filled recycled polyethylene biocomposites were prepared using an internal mixer. The effect of maleic anhydride-grafted-polyethylene (MAPE) and silane of recycled polyethylene (RPE)/chitosan biocomposites on ... -
Effect of manganese content on the fabrication of porous anodic alumina
(Hindawi Publishing Corporation, 2012)The influence of manganese content on the formation of well-ordered porous anodic alumina was studied. Porous anodic alumina has been produced on aluminium substrate of different manganese content by single-step anodizing ... -
Effect of mechanical activation on kaolin-based geopolymers
(Trans Tech Publications, 2012)Raw materials kaolin was subjected to mechanical modification; the effect of the mechanical activation of kaolin on the compressive strength and morphological properties of the geopolymers has been studied. Mechanical ... -
Effect of melting temperatures on the crystallization and densification of 2.8MgO•1.5Al2O3•5SiO2 glass-ceramic synthesized from mainly talc and kaolin
(Elsevier B. V., 2010-02-03)Single phase α-cordierite with low sintering temperature was produced from 2.8MgO·1.5Al2O3·5SiO2 chemical formulation using mainly talc and kaolin. The effect of melting temperature to the densification, crystallization ... -
Effect of Mg, Si and Cu content on the microstructure of dilute 6000 series aluminium alloys
(Elsevier B.V., 2011-09-01)The effect of Mg, Si and Cu content on the microstructural development during ageing treatment of dilute 6000 series alloys have been investigated using transmission electron microscopy (TEM). Four dilute alloys were used ... -
Effect of milling time on the microstructure and dielectric properties of chitosan nanopowder
(Universiti Malaysia Perlis, 2020-01)The effect of milling time on the microstructure of chitosan nanopowder had been investigated. This study fabricated chitosan nanopowder via ball milling at different milling time. The milling time used were 0, 60, 180 and ... -
Effect of mixing temperature on characteristics of thermoplastic potato starch film
(IOP Publishing Ltd, 2018-06)This study present the preparation of potato starch film with glycerol as a plasticizer through a solution casting technique. The effect of mixing temperature (80°C, 85°C, 90°C and 95°C) on the tensile and microstructure ... -
Effect of molecular structures on dynamic compression properties of polyethylene
(Elsevier B.V., 2012-03)The properties of polymers are strongly affected by their molecular structures. Therefore, three different types of polyethylene; low density, low-linear density and high density polyethylene were used in this study to ... -
Effect of monomers for the synthesis of chitosan-based hydrogel
(Universiti Malaysia Perlis (UniMAP), 2021-04)Artificial skin is introduced to treat thermal injuries and chronic skin wounds to prevent bacterial infection and water loss. It significantly reduced morbidity and mortality of skin wounds. However, it has limitations ... -
The effect of muscle energy technique on flexibility of hamstring muscle in futsal players
(Kementerian Pendidikan Tinggi (KPT), Malaysia, 2020)Futsal is an upcoming popular sport. It is an active dynamic sport which requires the players to perform various movements like rapidly accelerating and decelerating, and also requires them to rapidly change their direction ...