Journal Articles: Recent submissions
Now showing items 81-100 of 2678
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Influence of annealing temperature on some properties of TiO2/Au thin films prepared by rf and dc magnetron sputtering methods
(Universiti Malaysia Perlis (UniMAP), 2022-01)This paper uses RF and DC magnetron sputtering techniques to prepare TiO2/Au thin film on glass substrates. TiO2thin film was deposited under a power of 150 Watt for 90 min. by RF magnetron sputtering technique and achieved ... -
Fabrication of cobalt ferrite nanoparticles with a facile approach: Variations in structural, dielectric and morphological properties by influence of annealing temperature
(Universiti Malaysia Perlis (UniMAP), 2022-01)Spinel ferrites have a significant impact due to its physical and chemical properties. The sol-gel route has been employed in the present work, for achieving single phase nano-crystalline cobalt ferrites. All these samples ... -
Experimental assessment of flaxseed gel on mechanical and physical properties of mortar
(Universiti Malaysia Perlis (UniMAP), 2022-01)Based on all previous researches on using natural biomaterials to develop physical and mechanical properties of mortar, the extracted gel from the flaxseed as bio-admixture is examined and tested as a sustainable chemical ... -
Preparation and investigation of gold nanoparticles by the technique of laser ablation for biological application
(Universiti Malaysia Perlis (UniMAP), 2022-07)This paper utilises environmentally friendly and cost-effective methods for the synthesis of gold nanoparticles (AuNPs) using distilled water (DW) solution via liquid pulse laser ablation (PLAL) technique with wavelength ... -
Effect of yeast content as pores forming agent on porous alumina ceramic
(Universiti Malaysia Perlis (UniMAP), 2022-01)This research is carried out to determine the effect of yeast content on the physical, mechanical and macrostructure properties of porous alumina ceramic material. The porous ceramic material was fabricated through the ... -
Synthesis of MWCNTs/TiO2 photocatalytic nanocomposite membrane via In-situ colloidal precipitation method for methyl orange removal
(Universiti Malaysia Perlis (UniMAP), 2022-07)This research aims to examine the performance of photocatalytic nanocomposite membrane for methyl orange dye (MO) removal. Multiwalled carbon nanotubes (MWCNTs) and titanium dioxide (TiO2) are used as nanofillers to produce ... -
Study of transport characteristics using impedance spectroscopy and memristor property analysis of protonated polyaniline-WO3
(Universiti Malaysia Perlis (UniMAP), 2022-07)Polyaniline-WO3 nanocomposite was synthesized through in-situ chemical polymerization. The structural properties are studied by using XRD and FESEM characterization. The XRD results confirmed the presence of crystalline ... -
Correlation between surface texturing on pre-plated leadframe and delamination phenomenon in automotive packaging
(Universiti Malaysia Perlis (UniMAP), 2022-07)Poor adhesion between mold compound and leadframe in integrated circuit packaging for automotive devices can cause serious reliability issue and degrade the package quality. This study aims to evaluate and understand the ... -
Optically enhanced N doped ZnO amorphous nanostructures grown by low cost ultrasonicated sol–gel route
(Universiti Malaysia Perlis (UniMAP), 2022-07)N doped ZnO amorphous nanostructures with excellent optical properties were grown by the ultrasonicated sol-gel route. The samples were characterized using structural, morphological and optical studies. XRD patterns confirmed ... -
Aggregation threshold for Novel Au – LiNbO3 core/shell Nano composite: effect of laser ablation energy fluence
(Universiti Malaysia Perlis (UniMAP), 2022-07)In this paper, unique nanocomposites of Gold: Lithium Niobate (Au-LiNbO3) were synthesized for the first time utilizing pulse laser ablation in liquid method (PLAL). Q-switched neodymium-doped yttrium aluminum garnet (Nd: ... -
Effect of quartz replacement with Palm Oil Fuel Ash (POFA) for triaxial porcelain composition of 50%: 40%: 10%
(Universiti Malaysia Perlis (UniMAP), 2022-01)Palm oil fuel ash (POFA) is a waste material disposed by the palm oil industries after palm oil shell, kernel and fiber are burnt in the industries for the process of electricity generation. Triaxial porcelain (50% clay, ... -
Hydro-mechanical properties of cement mortar using bentonite as partial cement replacement
(Universiti Malaysia Perlis (UniMAP), 2022-07)With the present emphasis on sustainability, it is critical to produce ecofriendly building materials aiming to reduce carbon dioxide emissions from cement manufacturing process. Bentonite is one of the most essential ... -
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, ... -
Design and electrical simulation of a 22nm MOSFET with graphene bilayer channel using Double High-ĸ Metal Gate
(Universiti Malaysia Perlis (UniMAP), 2022-04)This paper will discuss the virtual fabrication design process of a 22nm MOSFET bilayer graphene with high-ĸ metal gate (HKMG). Silvaco software's TCAD fabrication tools were utilized, with the Athena simulation module ... -
Supercapacitor performance with activated carbon and graphene aerogel composite electrodes
(Universiti Malaysia Perlis (UniMAP), 2022-04)Thus far, activated carbon (AC) has been the material of choice as practical supercapacitor electrode material. However, graphene can be a better alternative material. This work presents a comprehensive ratio study of AC ... -
Reduction of electrical stresses in grid micro inverter through semiconductor switches
(Universiti Malaysia Perlis (UniMAP), 2022-04)Micro inverters are power electronics devices integrated close to photovoltaic (PV) panels. PVs produced today could make 92% of its rated power. With the passage of time, the reliability and performance of micro inverter ... -
Improvement of the cement mortar properties using recycled waste materials
(Universiti Malaysia Perlis (UniMAP), 2022-04)Ceramic tiles as well as brick waste materials from building demolition and black tea waste have caused major environmental issues. As a result, one of the primary objectives of sustainable solid waste management is ... -
Experimental and numerical flexural analysis of porous functionally graded beams reinforced by (Al/Al2O3) nanoparticles
(Universiti Malaysia Perlis (UniMAP), 2022-04)The porosity distribution, which varies through-thickness direction, plays a vital role in affecting the microstructure and mechanical properties of the final product. This study develops numerical and experimental techniques ... -
Optical investigations of GaN deposited nano films using pulsed laser ablation in ethanol
(Universiti Malaysia Perlis (UniMAP), 2022-04)We provide an optical study on GaN thin film testing created by pulsed laser (ablation) in liquid. This study applied six different energies for ablated GaN nanoparticles in the liquid. According to the XRD test, the ... -
The impact of working gas on heat transfer performance of tube banks heat exchanger in a thermoacoustic system
(Universiti Malaysia Perlis (UniMAP), 2022-03)Thermoacoustic system is a system introduced as an alternative technology for refrigerators or heat engine because it uses environmentally friendly gases as a working medium. Thermoacoustic system usually uses noble ...