Browsing Journal Articles by Title
Now showing items 455-474 of 2678
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Current trend in simulation: A study simulation of Poly-Silicon nanowire using COMSOL multiphysics
(Trans Tech Publications, 2013)Poly-Silicon nanowire (Poly-Si-NW) simulations are very important field of nanotechnology and nanostructures; in this paper presented review in general nanowire and it applications such as thermoelectric device (TED) has ... -
Curve analysis for real-time crowd estimation system
(European Journals Inc., 2009-06-15)The crowd monitoring system has been widely used in many areas such as transportation control and safety management. The aim of a crowd monitoring system is to count the number of people in a confined area. There are ... -
A CWDM/DWDM arrayed waveguide grating based on photodefinable polymer
(Institutul National de Cercetare-Dezvoltare pentru Optoelectronica, 2009-01)New design of conventional AWG structures for CWDM/DWDM application based on photodefinable BenzoCyclobutene (BCB 4024-40) polymer is presented. The devices are designed on BK7 glass substrate and thin layer of SiO2 as ... -
Cylindrical shape slug heat conduction numerical analysis using copper material
(AENSI Publications, 2013-10)High power light emitting diodes have the edge over the conventional lighting system in terms of efficiency, low energy consumption and long operational lifetime. Nevertheless, the heat dissipation issue of the high power ... -
Daily performance of kaneka g-sa060 amorphous silicon photovoltaic module based on solar irradiation and temperature in kangar malaysia as dc voltage source on spwm transformerless photovoltaic inverter
(Universiti Malaysia Perlis, 2016)This paper presents the daily performance of Kaneka G-SA060 amorphous silicon photovoltaic (PV) module. It is very important to study the data of solar irradiation and temperature related to the performance of PV module. ... -
Damping improvement of power system oscillations by using optimal coordinated design between PSS and SVC-based stabilizer
(Trans Tech Publications, 2013)The large expansion of electrical power systems usually results in problem of low frequency oscillations. Therefore, the conventional Power System Stabilizers (PSSs) used to solve this problem cannot provide an adequate ... -
DC and microwave characteristics of AlN spacer based Al₀.₃₇Ga₀.₆₃N/GaN HEMT on SiC substrates for high power RF applications
(Universiti Malaysia Perlis (UniMAP), 2017)The DC and RF performance of 30nm gate length enhancement mode (E-mode)AlGaN/AlN/GaN High electron mobility transistor (HEMT) on SiC substrate with heavily doped source and drain region have investigated using Synopsys ... -
Decanter cake as a feedstock for biodiesel production: A first report
(Elsevier Ltd., 2013)Decanter cake (DC), with an oil content of 11.5 ± 0.18 wt.%, was subjected to ultrasound-aided transesterification using boiler ash as a base catalyst, petroleum ether and hexane as co-solvents. Optimization work revealed ... -
Decision Making and Performance of Malaysian Rugby Sevens Referees
(Kementerian Pendidikan Tinggi (KPT), Malaysia, 2015)This study aims to examine the decision making by rugby sevens referees, and its relationship with the referees’ performance. The instruments used in this study are the Rugby Referee Decision Making Test (α=.74) and the ... -
Decolorization of methyl orange using upflow anaerobic sludge blanket (UASB) reactor-An investigation of co-substrate and dye degradation kinetics
(Taylor & Francis, 2013)Decolorization of a synthetic wastewater containing Methyl Orange (MO) azo dye was performed in an upflow anaerobic sludge blanket (UASB) reactor. Color removal efficiencies approaching 94, 90 and 96% were obtained with ... -
Decolorization of Orange II using an anaerobic sequencing batch reactor with and without co-substrates
(The Research Centre for Eco-Environmental Sciences, Chinese Academy of Sciences, 2012-02)We investigated the decolorization of Orange II with and without the addition of co-substrates and nutrients under an anaerobic sequencing batch reactor (ASBR). The increase in COD concentrations from 900 to 1750 to 3730 ... -
Defective TiO2 with intrinsic point defects for photocatalytic hydrogen production: A review
(Universiti Malaysia Perlis (UniMAP), 2019-10)Titanium dioxide (TiO2) has been intensively investigated for solar hydrogen conversion via photocatalytic and photoelectrochemical water splitting. However, the performance of TiO2 photocatalyst for hydrogen generation ... -
Deformation and energy absorption characteristics of Biomass foam composites
(Trans Tech Publications Inc., 2014-04)Deformation and energy absorption characteristic of biomass foam composites are important in crashwortyness efficiency. The type of foam that had been used in this research is polyurethane (PU) foam with plant-based filler ... -
Degradability in a natural compost medium of (linear low-density polyethylene)/(soya powder) blends compatibilized with epoxidized natural rubber
(John Wiley & Sons, Inc./Society of Plastics Engineers (SPE), 2014-03)The objective of this study was to investigate the degradability of linear low-density polyethylene (LLDPE)/(soya powder) blends. The blends were compatibilized by epoxidized natural rubber with 50 mol% of epoxidation. ... -
Degradation characteristics of monoazo and diazo dye by using ozone oxidation
(Universiti Malaysia Perlis (UniMAP), 2019)The degradation characteristics of monoazo Acid Orange 7 (AO7) and diazo Reactive Green 19 (RG19) were investigated using ozone oxidation. It was evaluated based on colour, chemical oxygen demand (COD) and total organic ... -
Degradation of epoxidized natural rubber compatibilized linear low density polyethylene/soya powder blends: The effect of natural weathering
(Walter de Gruyter GmbH, 2013-10)In the present study, linear low density polyethylene (LLDPE)/soya powder blends were compatibilized with epoxidized natural rubber (ENR 50) and exposed to natural weathering. The exposure period for the blends was 1 year. ... -
Degradation of single layer MEH-PPV organic light emitting diode (OLED)
(Institute of Electrical and Electronics Engineering (IEEE), 2006)The degradation process of a single layer electroluminescence (EL) polymer MEH-PPV organic light emitting diode (OLED) with the MEH-PPV thickness of 57plusmn3 nm is discussed. Typical structure of OLED fabrication is ... -
Densification and crystallization of nonstoichiometric cordierite glass with excess MgO synthesized from kaolin and talc
(The American Ceramic Society, 2011-03)Densification and crystallization behaviors of nonstoichiometric cordierite synthesized from minerals through the glass route are reported in this paper. DTA of glass powder was conducted under isothermal and nonisothermal ... -
Density functional calculation for the first and second harmonic generation of the chalcopyrite Ga2AsSb
(Elsevier B. V., 2011-01)An ab initio study of the band structure, density of states, topology of the electron density and the spectral features of the linear and non-linear optical properties of the Ga2AsSb chalcopyrite are presented. The lattice ... -
Density functional calculations, electronic structure, and optical properties of molybdenum bimetallic nitrides Pt2Mo3N and Pd2Mo3N
(American Chemical Society, 2011-04-07)The electronic band structure, origin of chemical bonds, and dispersion of linear optical susceptibilities for Pt2Mo3N and Pd 2Mo3N have been investigated within the framework of density functional theory (DFT). The atomic ...