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Now showing items 18071-18090 of 79135
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The effect of nco-polyol on mechanical properties, morphology and water absorption of low density polyethlene / water hyacinth fiber (Eichhornia crassiper) composites
(Universiti Kebangsaan Malaysia (UKM), 2009-10-21)Low density polyethylene (LDPE) / modified water hyacinth fiber (WHF) composites have been prepared by melt blending. All the composites were characterized by tensile test, water absorption behavior, and scanning electron ... -
The effect of NCO-polyol on the properties of low-density polyethylene/water hyacinth fiber (Eichhornia crassiper) composites
(Taylor & Francis Group, LLC., 2010-05-08)Low density polyethylene (LDPE)/modified water hyacinth fiber (WHF) composites have been prepared by melt blending. All the composites were characterized by tensile test, differential scanning calorimetry (DSC), water ... -
Effect of new coupling agent based on Coconut oil on mechanical properties, swelling behavior and morphology of Silica filled Polypropylene composites
(Universiti Malaysia PerlisSchool of Materials Engineering, 2008-04)The suitability of using coconut oil coupling agent (COCA) as a new coupling agent in polypropylene (PP) composites was studied. As compariosn, maleic anhydride polypropylene (MAPP) was used in silica filled PP composites. ... -
The effect of Nickel addition for glass formability of Cu-Ti-Ni amorphous alloy
(Universiti Malaysia Perlis (UniMAP), 2017-05)The Cu50-Ti50 powders were prepared in this project in terms of glass formability and kinetic behaviour with the addition of Ni on different percentages (X= 5%, 10%) by mechanical alloying using planetary ball mill. Before ... -
The effect of nickel, cobalt and tin on the evolution of microstructural and mechanical properties of Al-Zn-Mg-Cu alloys (7000 series) via casting, powder metallurgy and friction stir processing techniques
Casting and alloying, powder metallurgy (PM) and Friction Stir processing (FSP) techniques were used to produce Al-Zn-Mg-Cu alloy of superior properties. The main objective of this research is to improve the microstructure, ... -
Effect of niobium oxide (Nb2O5) addition to the physical and mechanical properties of cold isostatic press zirconia toughened alumina (ZTA)
Effect of niobium oxide (Nb2O5) addition to the physical and mechanical properties of cold isostatic press zirconia toughened alumina (ZTA) was investigated. Various amount of Nb2O5 (0 - 7 wt.%) were added into ZTA ... -
Effect of normalization method on classification of speech dysfluencies using LPC, LPCC and WLPCC
(Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)The main aim of this paper is to discuss the enhancement of the classification performance on the speech dysfluencies, namely, prolongations and repetitions after employ statistical normalization (SN) on signal and ... -
Effect of nutrient modification on growth and flavonone production from callus culture of Citrus grandis
(Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)This paper discus on the production of flavonones, one of the flavonoids compounds that correlated with antioxidants activities in callus culture of pomelo. This is an alternative strategy of producing natural antioxidants ... -
Effect of operating parameters on sludge ozonation performance
(Universiti Malaysia Perlis (UniMAP)School of Environmental Engineering, 2015-06)Every rubber industry wastewater treatment plant will produce excess sludge which cause danger towards the environment, public. Excess sludge that being produce by the rubber industry tend to spend their moneyfor its ... -
The effect of organic surfactant for stabilizing engineered functional pharmaceutical biodegradable polymeric nanoparticles
(Universiti Malaysia Perlis (UniMAP), 2017-06)Biodegradable polymeric nanoparticles (NPs) are produced via nanoprecipitation method also known as solvent displacement method that involved chemical reaction of organic phase to aqueous phase. The objectives of this study ... -
Effect of palm ash composition to the brake pad application
(Universiti Malaysia Perlis (UniMAP)School of Materials Engineering, 2014-07-17)The asbestos fibre as a filler material in brake pad has been avoided due to its carcinogenic nature that might cause health risks. Asbestos has now been replaced by a mix of alternative fibres such as mineral fibres, ... -
Effect of Palm Oil Fiber (POF) to strength properties and fracture energy of green concrete
(The Institution of Engineers, Malaysia (IEM), 2018-06)The lack of research on concrete which utilizes Palm Oil Fuel Ash (POFA), Rice Husk Ash (RHA), Recycled Concrete Aggregate (RCA) and Palm Oil Fiber (POF) simultaneously in concrete was globally observed. To meet this gap, ... -
Effect of palm slag filler size on the mechanical and wear properties of brake pad composites
(American Scientific Publishers, 2013-01)Particle size of filler and other material that involved in brake pad composites are expected to be able to strongly influence the wear properties and performance. Palm slag as a filler in brake pad was investigated in ... -
Effect of palm stearin content on the properties of Injection Moulded 316L stainless steel powder
(Universiti Malaysia Pahang, 2009-06-20)The influence of the palm stearin content in composite binder comprising palm stearin (PS) and poly propylene (PP) on moulding, debinding and sintering behaviour of injection moulded samples of 316L stainless steel powder ... -
Effect of parameters on Vermicompost’s Nitrogen, Phosphorus and Potassium ratio from spent mushroom substrate
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2017-06)Vermicomposting is a cheap biotechnology tool to decompose a variety of wastes involving the joint action of earthworms and microorganisms. The objective of this study is to produce vermicompost from spent mushroom ... -
Effect of Particle Coating on Matrix-Reinforcement Bonding
(Universiti Malaysia Perlis (UniMAP), 2007-06-09)A crucial step in the liquid state processing of particulates reinforced metal matrix composites is the incorporation of the ceramic particles into molten matrix alloy. The development of SiO2 coating on fly ash particles ... -
Effect of particle morphology on the properties of polypropylene / nanometric zinc oxide (PP/nanoZnO) composites
(Adcotec Ltd, 2009)Polypropylene/nanometric zinc oxide (PP/nanoZnO) composites at 1 wt% nanoZnO content were prepared using melt blending method using a thermo Haake internal mixer. Three different types of zinc oxide (ZnO) with different ... -
Effect of particle size and milling process on the microstructure and thermal properties of Copper Silicon Carbide (CuSiC) composites for electronic packing application
(Universiti Malaysia PerlisSchool of Materials Engineering, 2008-03)Shrinking size and increasing functionality of IC device has induced serious thermal problem. Good thermal dissipation, light weight and easy-to-process material, such as CuSiC, is a highly potential heat spreader material ... -
Effect of particle size on mechanical properties of Sawdust-High density Polyethylene composites under various strain rates
(North Carolina State University, 2016)There is a need to understand the effect of wood particle size, as it affects the characteristics of wood-based composites. This study considers the effect of wood particle size relative to the dynamic behavior of wood ... -
Effect of particle size on rate sensitivity properties of sawdust reinforced Polyproplene (PP) composites under wide range of strain rates
(Universiti Malaysia Perlis (UniMAP)School of Materials Engineering, 2016-06)Particle size of natural fillers and strain rate can affect the mechanical properties of composite materials. However, there is limited research was done regarding on sawdust reinforced thermoplastic polymer under wide ...