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Now showing items 47965-47984 of 79085
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Optimization of protein determination using design of experiment methodology in earthworm (Eisenia foetida) powder
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2010-05)Proteins have long been considered very important nutrients; in fact the word ‘protein’ is derived from the Greek and means ‘holding first place’. The chemical compositions of the earthworm Eisenia foetida, its casts and ... -
Optimization of protein extraction for slaughtered and non slaughtered broiler chicken meat authentication by biogenic silver nanoparticles interaction
The slaughtering of broiler chicken is considered as a key factor to reduce the blood volume in the meat. Today, consumer demands low fat, safe, healthy and fresh meat. In order to fulfill above demands, meat should have ... -
Optimization of removal condition of dye (Basic Red 46) by duck eggshell
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2013-06)The objective of this study is to investigate the removal of Basic Red 46 (BR 46) by duck eggshell. Dye is a hazardous substance that is found in effluents from the textile industry that must be treated. The presence of ... -
Optimization of resistance spot welding process parameter on Galvanised steel by using Taguchi Method
(Universiti Malaysia Perlis (UniMAP), 2017-06)In this experimental study, three resistance spot welding parameters were varied on galvanized steel to determine the optimum value of parameters by using the Taguchi method of analysis. Selected parameters are welding ... -
Optimization of silver-assisted nano-pillar etching process in silicon
(Elsevier, 2015-12-01)In this study, a respond surface methodology (RSM) model is developed using three-level Box-Behnken experimental design (BBD) technique. This model is developed to investigate the influence of metal-assisted chemical etching ... -
Optimization of sintering temperature on microwave sintering of the composite iron-chromium reinforced with alumina particles
(Trans Tech Publications, 2014-01)Microwave sintering technology has become attractive and gained interest among material researchers due its capability and advantages over conventional sintering. Since two decades ago, intensive researches on microwave ... -
Optimization of six-port device for QPSK demodulation in front-end communication receiver
In the Quadrature Phase Shift Keying (QPSK) front-end communication receiver system, a six-port device is the key component for identifying the microwave reflection coefficient of the receiving QPSK signal. The use of a ... -
Optimization of sodium hydroxide pretreatment and enzymatic saccharification of spent rubberwood sawdust for glucose production
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2014)Large quantities of oyster mushroom spent medium (MSM) were disposed of as agricultural waste to the environment and thereby constituting environmental pollution. Economic reuse of the waste mushroom medium to produce ... -
Optimization of solids-to-liquid and alkali activator ratios of calcined kaolin geopolymeric powder
(Elsevier Ltd, 2012-12)This paper investigates the effect of S/L and alkali activator ratios on the synthesis of geopolymeric powder. Geopolymeric powder was synthesized by applying geopolymerization process. By adopting the concept of "just ... -
Optimization of steam gasification system for syngas production using imperata cylindrica
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2015-04-16)The gas can be used as a source of pure hydrogen and carbon monoxide (Rostrup-Nielsel & Christiansen, 2011) or as feedstock for the production of high-value chemicals such as olefins and formaldehyde (Srirangan, Akawi, ... -
Optimization of Tesla Turbine using Computational Fluid Dynamics approach
(IEEE Conference Publications, 2011)A Tesla turbine is developed in order to utilize the potential energy within household water supply and convert to electricity energy without significant head loss. Pressure within the water supply having higher potential ... -
Optimization of thaumatin extraction by aqueous two-phase system (ATPS) using response surface methodology (RSM)
(Elsevier B.V., 2008-09-22)The work attempts to study and optimize aqueous two-phase system (ATPS) made of polyethylene glycol (PEG)/sodium sulfate and PEG/potassium phosphate. Five factors (PEG's molecular weight, PEG's concentration, pH, concentration ... -
The Optimization of the Hydroxyapatite (HA) Material Characteristics Produced from Corbiculacea (Etok) Shells
(IOP Publishing, 2019)Hydroxyapatite commonly used in medical field for tissue disease, bone disease, drug delivery and also for non-medical field purpose such as wastewater treatment. Due to excellent biocompatibility and bioactive properties, ... -
Optimization of the isolation of extracellular vesicles via dielectrophoresis: A preliminary analysis
(Universiti Malaysia Perlis (UniMAP), 2020-12)Extracellular vesicles (EVs); 30 nm to 1 micrometer in size; has gained its attention as their role as biomarkers and communicator from one cell to another. The importance of early detection for diseases is highly integral ... -
Optimization of the plastic injection molding parameters for sport equipment by using design of experiment
(Praise Worthy Prize S.r.l., 2013-03)This Paper, research about the defect on plastic product in injection molding process. During producing a product using injection molding process, various of defects such as warpage, weld lines, shrinkage and sink mark can ... -
Optimization of the processing mode of machine tools by using the criterion of minimum cost
(Universiti Malaysia Perlis (UniMAP)Pusat Pengajian Kejuruteraan Mekatronik, 2012-02-27)Calculation of the cost and optimization of the operating modes for automatic machine tools today is complex, and in many cases, an unresolved problem. Most equations for calculating the optimal machining processes with ... -
Optimization of the pyrolysis process of empty fruit bunch (EFB) in a fixed-bed reactor through a central composite design (CCD)
(American Institute of Physics Publising LLC, 2014)The production of crude palm oil from the processing of palm fresh fruit bunches in the palm oil mills in Malaysia hs resulted in a huge quantity of empty fruit bunch (EFB) accumulated. The EFB was used as a feedstock in ... -
Optimization of the Temperature Synthesis of Hydroxyapatite from Indonesian Crab Shells
(Universiti Malaysia Perlis (UniMAP), 2019-01)Hydroxyapatite (HAp) [Ca10(PO4)6(OH)2] is a ceramic class of material widely used for medical applications. The HAp has been synthesized from Indonesian crab shells using a precipitation method at different temperatures ... -
Optimization of thermal resistance of stacked micro-channel using genetic algorithms
(Emerald Group Publishing Limited, 2005)Purpose - To determine the optimal dimensions for a stacked micro-channel using the genetic algorithms (GAs) under different flow constraints. Design/methodology/approach - GA is used as an optimization tool for optimizing ... -
Optimization of tile laying process parameters using taguchi's method
(Praise Worthy Prize, 2011-11)This paper discusses the use of the Taguchi method of experimental design in optimizing process parameters of adhesion strength between tile and mortar bed. The effects of four process parameters of force, thinset mortar ...