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Now showing items 17882-17901 of 79140
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Effect of curing system on properties of fly ash-based geopolymer bricks
(Praise Worthy Prize, 2013)The influence of curing time and curing temperature on properties of fly ash-based geopolymer bricks has been studied. The compressive strength and water absorption of geopolymer bricks were investigated which are produced ... -
The effect of curing temperature on physical and chemical properties of geopolymers
(Elsevier BV, 2011)Fly ash-based geopolymers required heat to increase the geopolymerization process in order to obtain higher compressive strength. As such, geopolymer samples were prepared using different curing temperatures (room temperature, ... -
The effect of curing time on electrical resistivity, mechanical characteristics and microstructure behavior of graphene conductive ink
(Universiti Malaysia Perlis (UniMAP), 2021-08)Nowadays graphene conductive ink (CI) are expected to be widely used for various automotive safety electronic equipment in the future. Graphene has a potential advantage such as high electrical conductivity and thermal ... -
The effect of curing time on the properties of fly ash-based geopolymer bricks
(Scientific.Net/Trans Tech Publications, 2012-12)This paper reports the results of an experimental work conducted to investigate the effect of curing conditions on the properties of fly ash-based geopolymer bricks prepared by using fly ash as base material and combination ... -
Effect of current stressing on intermetallic formation and mechanical properties of lead free SAC solder and SAC/activated carbon composite solder joint
(Universiti Malaysia Perlis (UniMAP)School of Materials Engineering, 2016-06)This study will investigate the effects of current stressing on intermetallic compound growth and the mechanical properties of lead free SAC and SAC/Activated carbon solder composite solder joint for certain current ... -
Effect of cutting speed on economics analysis and optimal machining condition by selection cemented carbide turning tool
(Universiti Malaysia Perlis (UniMAP), 2012-06-18)Estimation of the expense and adjustment of the operating systems for automatic machine tools today is complicated, and in numerous cases, an unresolved trouble. The majority of the equations for scheme the optimal machining ... -
The effect of damp sand content on the geopolymerization reaction of fly ash-based geopolymer mortars
(Universiti Malaysia Perlis (UniMAP), 2012-06-18)The results of the current experimental investigation indicates the significant effect of the natural sand content prepared in damp condition on the compressive strength of fly ash-based geopolymer mortars prepared at ... -
The effect of DC bias and noise on the performances of power transformer
(Universiti Malaysia Perlis (UniMAP)School of Electrical Systems Engineering, 2014)Direct current can be found in a transformer’s winding as a result of imperfections in connected equipment such as power electronics devices used and also due to magnetic disturbances of the earth’s field as geomagnetically ... -
Effect of deposition direction on the properties of silicon layers fabricated from recycled silicon powder
(Universiti Malaysia Perlis (UniMAP), 2019-04)In this research, the recycled silicon (RSi) nanopowder of 50 nm diameter was used to fabricate Silicon Microwires (SiMWs) arrays using the Cold Spraying Technique (CST). In addition, Silicon Thin Films (SiTFs) of 2μm ... -
Effect of deposition time on properties of ZrO2 coating prepared using electrolytic method
(Trans Tech Publications, 2013)AISI 440C martensitic stainless steel is one of the most widely studied engineering materials for its tribological properties. It is capable of attaining the best mechanical properties such as high strength and hardness ... -
Effect of device parameters on transmission coefficient of Al₀.₃Ga₀.₈N/GaN Resonant Tunneling Diode grown on silicon substrate
(Universiti Malaysia Perlis, 2013)AlGaN/GaN Resonant Tunneling Diodes (RTD) have increasingly become important since these are ideally suited for high power, high frequency performance and capable of providing negative differential resistance at room ... -
The Effect of Dielectric Surface Modification and Heat-treatment on the Performance of Rubrene based Organic Field-effect Transistor
(Universiti Malaysia Perlis (UniMAP), 2019-01)In this work, bottom gate top contact structured organic field-effect transistors (OFETs) were fabricated using Rubrene as active material and SiO2 as the dielectric on n-type silicon wafer by thermal evaporation method. ... -
Effect of differences Methanol concentration and extraction time on the antioxidant capacity, phenolics content and bioactive constituents of Orthosiphon Stamineus extracts
(EDP Sciences, 2016)Bioactive compounds of Orthosiphon stamineus have been known to have the beneficial effects on health. Efficient extraction of these beneficial compounds is very important. The study was conducted to determine the efficiency ... -
The effect of different alkaline treatment condition on flexural properties of kenaf bast- unsaturated polyester composite
(Trans Tech Publications, 2013)The biocomposites were prepared by using kenaf bast fiber mat as reinforcing materials at different percentage. The kenaf bast fiber was treated with alkaline at different sodium hydroxide (NaOH) percentage. From the results ... -
Effect of different amount of water supply on plant growth performance of Cucumis Melo (var. Cantalupensis) grown under control environment using Rice Husk Ash (RHA)
(Universiti Malaysia Perlis (UniMAP), 2017-05)Cucumis melo is an important crop from an economic perspective. Right amount of water supply to irrigate the Cucumis melo is crucial to get high and maximum crop yield. The different amount of water supply or treatment ... -
Effect of different copper fillers on the electrical resistivity of conductive adhesives
(Springer Science+Business Media, LLC, 2011-05)The effects of different copper fillers with different morphology and particle size have been studied in terms of electrical resistivity and thermal stability on the electrically conductive adhesives. The copper fillers ... -
Effect of different dielectric materials for Ultrathin Oxide
(Universiti Malaysia PerlisSchool of Microelectronic Engineering, 2008-04)This paper I want to describe the reliability study of the effect of different dielectric materials for ultrathin oxide. The alternative high–k gate dielectrics are to provide a substantially thicker (physical thickness) ... -
Effect of different filler ( Er5356 and Er4043) toward mechanical and microstructure properties of the joint gas metal arc welding Aa6061-T6
(Universiti Malaysia Perlis, 2009-12-01)The aim of this investigation was to study the mechanical and microstructure properties of the AA6061 aluminium alloy that have been jointed using gas metal arc welding process. Single V butt joint configuration has been ... -
Effect of different irradiation time on the mechanical properties of conventional dental composite restoration by LED laser
(Universiti Malaysia PerlisSchool of Materials Engineering & School of Environmental Engineering, 2010-06-09)The aim of this study was to investigate the influence of light emitting diode (LED) laser with different irradiation time on the mechanical properties of conventional dental composite restoration. Experimental ... -
Effect of different nickel content on the mechanical properties of hydroxyapatite-ni composites from coated powders
(Trans Tech Publications, 2014)HA-Ni composites were fabricated by uniaxial pressing from coated powders, in which HA particles were successfully coated with nickel precursor by the electroless deposition method. The compacted powders sintered at ...