Browsing Journal Articles by Title
Now showing items 1849-1868 of 3156
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Microstructure studies on the effect of the alkaline activators of fly ash-based geopolymer at elevated heat treatment temperature
(Trans Tech Publications, 2013)Fly ash-based geopolymers are new binding materials produced to replace the ordinary Portland cement (OPC) used in concrete. In this research, the effect of alkaline activators on the compressive strength and the microstructure ... -
Microstructure study on optimization of high strength fly ash based geopolymer
(Trans Tech Publications, 2012)The compressive strength and microstructural characteristics of fly ash based geopolymer with alkaline activator solution were investigated. The sodium hydroxide and sodium silicate were mixed together to form an alkaline ... -
Microstructure study on volcano ash geopolymer aggregate at different sintering temperature
(Trans Tech Publications, 2014)Recent research shows that the by-product materials such as fly ash can be used as raw material in producing aggregates and lightweight aggregates. The usage of this material can improve the quality of the aggregates ... -
Microstructure, Properties and Fracture Mechanism of Al 2014 Reinforced with Alumina Particles
(Kolej Universiti Kejuruteraan Utara Malaysia, 2004)The studies of microstructure, properties and fracture mechanism have been conducted on Al 2014 matrix alloy reinforced with 10 volume percent (Composite 1) and 15 volume percent (Composite 2) of alumina (Al2O3) particles ... -
Microstructures study on cuprous oxide thin films deposited on different substrates by using sol-gel technique
(Scientific.Net/Trans Tech Publications, 2012-12)Cuprous oxide (Cu₂O) thin films were formed onto three different substrates such as indium tin oxide (ITO) coated glass, titanium oxide (TiO₂) and n-Si substrates by sol-gel spin coating technique. It was found that the ... -
Microstructures, absorption spectra, and magnetic properties of Core-shell Fe3O4@Ag nanoparticles for enhancing sensitivity of Surface Plasmon Resonance (SPR) sensor
(Universiti Malaysia Perlis (UniMAP), 2021-07)The purpose of this study is to enhance the sensitivity of Surface Plasmon Resonance (SPR) sensor using core-shell Fe3O4@Ag nanoparticles (NPs). Fe3O4@Ag NPs were synthesized by co-precipitation method with various ... -
Microwave sintering of pure iron with addition of stearic acid as binder
(Trans Tech Publications, 2012)The purpose of this study is to investigate the effect of the stearic acid as binder in sintering pure iron using a microwave furnace. The study was focused in mechanical properties such as porosity, density and micro-hardness ... -
Microwave-induced substitutional-combustion reaction of Fe3O4/Al ceramic matrix porous composite
(Springerlink, 2011-11)Microwave processing and substitutional-combustion reaction have been utilized to fabricate ceramic matrix porous composite from the thermite reaction of Fe3O4/Al system. Stoichiometric and mixtures with lower and over ... -
Milled groove square shape conformal cooling channels in injection molding process
(Taylor and Francis Group, LLC., 2013-08)In designing molds for injection molding process, it is very difficult to achieve efficient cooling with uniform thermal distribution. To overcome these issues, the uses of conformal cooling channels with the uniform ... -
A MIMO LMS adaptive equalization approach in simulated radar emission
(Institute of Electrical and Electronics Engineering (IEEE), 2006)MIMO technology has attracted a lot of attention in the area of wireless communications such as radar applications, in term of increasing the spectral efficiency. This research paper will present the model of Simulated ... -
Mineralization of diazo dye (Reactive Black 5) in wastewater using recirculated up-flow constructed wetland reactor
(Desalination Publications, 2012)Application of a sequential anaerobic and aerobic process in a constructed wetland can enhance the treatment performance of textile wastewater. In this study, two laboratory-scale recirculated up-flow constructed wetland ... -
Mineralization of Methyl Orange-containing wastewater by integrated anaerobic and aerobic processes using spent granular activated carbon-biofilm under sequencing batch reactor operation
(Taylor & Francis, 2013)Mineralization of azo dye required combination of anaerobic and aerobic processes either in two stages or single stage of treatment. The aim of the present study was to evaluate the treatment performance in the decolorization ... -
Mineralogical characterizations of Langkawi Ilmenite ore for carbothermal reduction
(Universiti Malaysia Perlis (UniMAP), 2022-01)The mineralogical characterizations of Langkawi’s ilmenite were investigated using XRD, XRF and SEM/EDS for morphological analysis. The minerals mainly consist of the phases of FeTiO3, Fe3O4 and TiO2 by Rietveld refinement, ... -
Minimization of open circuit voltage fluctuation of quantum dot based solar cell using InN
(Trans Tech Publications, 2013)This paper reports the improvement of open circuit voltage stability of solar cell using InN based quantum dot in the active layer of the device structure. We have analyzed theoretically the temperature dependence of the ... -
Minimizing correlation effect using zero cross correlation code in spectral amplitude coding optical code division multiple access
(The Optical Society of Japan, 2012-01)The use of minimal multiple access interference (MAI) in code design is investigated. Applying a projection and mapping techniques, a code that has a zero cross correlation (ZCC) between users in optical code division ... -
Minimum input variances for modelling rainfall-runoff using ANN
(Penerbit UTM Press, 2014)This paper presents the study of possible input variances for modeling the long-term runoff series using artificial neural network (ANN). ANN has the ability to derive the relationship between the inputs and outputs of a ... -
Missing values imputation for wind speed
(Institute of Engineering Mathematics, Universiti Malaysia Perlis, 2021-12)Addressing missing values is important in the process of getting a precise and accurate result. If missing data are not treated appropriately, then the results could lead to biased estimates. But different series may require ... -
Mission Possible: Using Ubiquitous Social Goal Sharing Technology To Promote Physical Activity In Children
(Kementerian Pendidikan Tinggi (KPT), Malaysia, 2016)Objective: The present study investigates the acceptability of a novel ubiquitous social goal-sharing intervention aimed at promoting physical activity (PA) in schoolchildren. Methods: Thirty children (18 boys; 10.1±0.3 ... -
Mitigating interference in a heterogeneous wireless network using channel selection
(AENSI Publisher All rights reserved, 2013-10)With the extensive development of heterogeneous wireless communication technology, combined with the advances of data acquisition, emerges a new trend of networked acquisition systems. Among this range of wireless technology, ... -
Mixed-Motivation Factors on Academic Research Commercialisation in Malaysian Technical Universities
(School of Business Innovation and Technopreneurship, Universiti Malaysia Perlis (UniMAP), 2018-10)Commercialisation had become one of the main activities for academics. Besides generating income for the university, academic research commercialisation is able to boost up the nation economic gains and quality of life. ...