Browsing International Journal of Nanoelectronics and Materials (IJNeaM) by Title
Now showing items 216-235 of 454
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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 ... -
Improving event classification using Gammatone Filter for distributed acoustic sensing
(Universiti Malaysia Perlis (UniMAP), 2021-12)The phase optical time domain reflectometry (Φ-OTDR) system offers several advantages suitable for distributed acoustic sensing application. It has long sensing range, great antielectromagnetic interference, and high ... -
Improving the optical properties of porphyrin ring with different substitutions: As candidate using in photosensitizer
(Universiti Malaysia Perlis (UniMAP), 2020-07)In this research, different donor and acceptor substitutions were employed in attachment with porphyrin molecule and the optical properties improvement of it was studied. It was shown that the substituted porphyrin formation ... -
The influence of aluminium doping and oxygenation on the porperties of YBa₂Cu₃-ₓAlₓO₆.₅+δ (0≤x≥0.045) HTSC
(Universiti Malaysia Perlis, 2013)The effect of Al₂O₃ particle addition on the crystal structure and superconducting properties of YBa₂Cu₃O₆.₅+δ (YBCO) ceramics is systematically studies. Samples were synthesized using a solid reaction to prepare YBa₂Cu₃O7-δ ... -
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 ... -
Influence of Ar gas on optical and morphology properties of films (CdS) prepared by pulse laser deposition (PLD) technique
(Universiti Malaysia Perlis (UniMAP), 2022-01)Cadmium sulfide thin films, formed by pulse laser deposition method, resulted in CdS thin films deposited on glass substrate with different Ar gas (5, 10 and 15) torr. Structural (X-ray) diffraction, morphological (atomic ... -
Influence of Ca/P concentration on hydroxyapatite (HAp) from asian moon scallop shell (amusium pleuronectes)
(Universiti Malaysia Perlis (UniMAP), 2019-07)Hydroxyapatite (HAp) derived from the scallop shell was successfully prepared using a precipitation method and varying the Ca/P concentration. Scallop shells were calcined at 1000°C to produce CaO. The precursors were a ... -
Influence of co-doping on the structural, optical and magnetic properties of ZnO nanoparticles
(Universiti Malaysia Perlis, 2016)In this study, undoped ZnO and Co-doped ZnO (Zn₁-ₓCoₓO (x=0, 0.01, 0.03 and 0.05)) diluted magnetic semiconductor (DMS) nanoparticles were synthesized using coprecipitation method. The structural, optical and magnetic ... -
Influence of gamma irradiation on the electrical conductivity and dielectric properties of polypyrrole conducting polymer composite films
(Universiti Malaysia Perlis (UniMAP), 2019-10)Electrical conductivity and dielectric properties of polypyrrole conducting polymer composite films were investigated using gamma irradiation from 0 kGy up to 25 kGy. The AC conductivity is directly proportional to the ... -
The Influence of Nitrogen Pressure on the Structure of a-CNx Thin Films Prepared by PLD Method
(Universiti Malaysia Perlis (UniMAP), 2019-01)The structure of amorphous CNX thin films have a variety of chemical bond, and studies on these bonds ratios is very important because these ratios determine the appropriate technical use of these films. Therefore, this ... -
Influence of sintering temperature on density, hardness, shrinkage and microstructure of Alumina-Zirconia cutting tool
(Universiti Malaysia Perlis (UniMAP), 2021-08)The confederation of Alumina (Al2O3) and Zirconia (ZrO2) has emerged as a promising ceramic framework for advanced machine tool applications. The mechanical properties of the Al2O3-ZrO2 cutting tool are critically dependent ... -
Innovation with The use of probiotics as an eco-friendly tool for sewage and palm oil mill effluent treatment
(Universiti Malaysia Perlis (UniMAP), 2020-05)This research study is aimed to explore the potential of using probiotic, active microorganisms for both sewage and palm oil mill effluent (POME) treatment. Probiotic strain contains 10 types of Bacillus strains including ... -
An Innovative Method for Measuring the Optical Band Gap of Oxidized Surface Layer of Aluminum Tablets based on Absorption Spectra
(Universiti Malaysia Perlis (UniMAP), 2018-01)This research highlight an innovative method for calculating the optical band gap of thin layers of aluminum oxide resulting from the surface oxidation of non‐transparent samples of aluminum. The aluminum samples were ... -
Intelligent irrigation system using rain water harvesting system and fuzzy interface system
(Universiti Malaysia Perlis (UniMAP), 2021-12)Shortage of water has become a predominant problem all over the world as water plays an important role in agriculture, domestic and industry. In certain parts of the world, farmers face problems watering their crops ... -
Investigation of Pantai Punggur coastal erosion by using UAV Photogrammetry
(Universiti Malaysia Perlis (UniMAP), 2022-03)The shoreline is the line that marks the boundary between water and land. Monitoring and analysing shoreline changes is critical because it provides a greater understanding of the shoreline changes as well as the ... -
Investigation of plasma induced etch damage/changes in AlGaN/GaN HEMTs
(Universiti Malaysia Perlis (UniMAP), 2021-12)In this work, we report on the processing and device characteristics of AlGaN/GaN HEMT devices to investigate the effects of silicon dioxide (SiO2) etching using Fluoroform (CHF3) gas prior to gate metal deposition. Three ... -
Investigation of pressure drop in Hydro-Pneumatic Driveline propulsion system for Dual Hybrid Passenger Vehicle
(Universiti Malaysia Perlis (UniMAP), 2021-08)The study focused on investigating the pressure drop/loss of the hydro-pneumatic driveline propulsion system. Previous research has shown that there is a very high power loss in the hydro-pneumatic propulsion system. ... -
An investigation of Structural Properties of Monometallic (Ag, Pd) and Bimetallic (Ag@Pd) Nanoparticles Growth on Macro Porous Silicon
(Universiti Malaysia Perlis (UniMAP), 2018-10)Monometallic nanoparticle Ag, Pd and bimetallic nanoparticles Ag@Pd with well-controlled morphology, uniform size, and regular alloy structure were produced by an ion reduction process with dangling bonds of porous layer ... -
Investigation of structural, morphological and optical properties of sulfur doped zinc oxide nanorod
(Universiti Malaysia Perlis (UniMAP), 2020-12)In this study, seed-mediated hydrothermal methods has been used to fabricate sulfur-doped zinc oxide (S-ZnO) thin films with various atomic concentration of sulfur (S) (0 at.%, 1 at.%, 2.5 at.%, 5 at.% and 10 at.%). The ... -
Investigation of wear behavior for novel polyamide 66 composites under dry sliding conditions
(Universiti Malaysia Perlis, 2020-01)Polyamide 66 has been recently used in mechanical applications especially in gears manufacturing due to their low weight, low cost, and good tribological characteristics. In particular, great attention must be considered ...