Browsing International Journal of Nanoelectronics and Materials (IJNeaM) by Issue Date
Now showing items 1-20 of 151
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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 ... -
Enhancing the Electrical Properties of Porous Silicon Photodetector by Depositing MWCNTs
(Universiti Malaysia Perlis (UniMAP), 2018-07)In the present work, multiwall carbon nanotubes (MWCNTs) layers dispersed in DMF and citric acid deposited by drop casting on porous silicon (PSi) photodetector have been prepared by electrochemical etching (ECE) process ... -
Numerical Analysis of the Chemical Reactions Effects on NOx Conversion under Various Reduced Electric Fields
(Universiti Malaysia Perlis (UniMAP), 2018-07)The purpose of this work is to investigate the contribution of different chemical reactions that participate in NOx creation or reduction in N2/O2/H2O/CO2 mixed gas induced by negative corona discharge under different ... -
Optical and Structural Properties of ZnO:Au Nanocomposite Thin films
(Universiti Malaysia Perlis (UniMAP), 2018-07)Zinc Oxide (ZnO) nanoparticles were mixed carefully with gold (Au) nanoparticles. These chemical-compounds were used to make nanocomposite thin films by using the technique of spray pyrolysis. This work studies the XRD ... -
Synthesis, Characterization and Visible Light/NIR Photodetector of CuO Nanowires Fabrication
(Universiti Malaysia Perlis (UniMAP), 2019-01)This works successfully synthesized vertically aligned, high density, long, large aspect ratio of CuO nanowires (CuO NWs) via thermal oxidation of copper (Cu) foil with atmospheric air. The oxidation process was conducted ... -
Thermal Effect on Mirror Reflectivity Based on DBR for Optoelectronics Devices
(Universiti Malaysia Perlis (UniMAP), 2019-01)In this work, the thermal effect on the mirror reflectivity based on distributed Bragg reflector (DBR) in terms of the center wavelength shifting and reflectivity ratio is theoretically investigated and experimentally ... -
First Principles Enhanced Electronic Band Structure of SrTiO3 using DFT+U Method
(Universiti Malaysia Perlis (UniMAP), 2019-01)Density functional theory (DFT) technique was used to study the influence of Hubbard U on the calculated electronic properties of perovskite SrTiO3. We used the Quantum Espresso (QE) software package with exchange-correction ... -
The Effect of Dielectric Surface Modification and Heat-treatment on the Performance of Rubrene based Organic Field-effect Transistor
(Universiti Malaysia Perlis (UniMAP), 2019-01)In this work, bottom gate top contact structured organic field-effect transistors (OFETs) were fabricated using Rubrene as active material and SiO2 as the dielectric on n-type silicon wafer by thermal evaporation method. ... -
Annealing Effects on Band Tail Width, Urbach Energy and Optical Parameters of Fe2O3:Ni Thin Films Prepared by Chemical Spray Pyrolysis Technique
(Universiti Malaysia Perlis (UniMAP), 2019-01)In this research, nickel doped Iron oxide (Fe2O3:Ni) thin films were deposited onto glass substrates by using chemical spray pyrolysis (CSP) technique. The deposited films thickness was found to be about 350±30 nm. The ... -
Preparation and Characterization of Magnetite (Fe3O4) nanoparticles By Sol-Gel Method
(Universiti Malaysia Perlis (UniMAP), 2019-01)The magnetite (Fe3O4) nanoparticles were successfully synthesized and annealed under vacuum at different temperature. The Fe3O4 nanoparticles prepared via sol-gel assisted method and annealed at 200-400ºC were characterized ... -
Implementation of Sawtooth Wavelet Thresholding for Noise Cancellation in One Dimensional Signal
(Universiti Malaysia Perlis (UniMAP), 2019-01)Wavelet families have different statistical characteristics and specifications which give them a different response against the same signal or image when they are used for a certain task such as signal denoising. Therefore, ... -
Numerical Simulation and Comparative Assessment of DG-HEMT Device for High-frequency Application
(Universiti Malaysia Perlis (UniMAP), 2019-01)The main objective of this paper is to investigate the DC and AC performances of GaN/InGaN/GaN Double Gate High Electron Mobility Transistor (DG-HEMT) based on innovative materials III-V in particular III-N materials ... -
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 ... -
Active Control of Silver Nanostructure Aggregates for Ultrahigh Sensitive SERS Detection of Organic Molecules: Single Molecule Approach
(Universiti Malaysia Perlis (UniMAP), 2019-01)P-type and n-type of Porous Silicon (PSi) substrates have been prepared by electrochemical and photo-electrochemical etching processes, respectively. Unique morphological features of Psi were employed to synthesis efficient ... -
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 ... -
Characterization and Responsivity of Graphene Loaded Zinc Sulphide within Visible Light Spectrum
(Universiti Malaysia Perlis (UniMAP), 2019-04)In this study, the nanocrystal-ZnS-loaded graphene was synthesized by a facile co-precipitation route. The effect of graphene on the characterization of Zinc Sulphide (ZnS) was investigated. The X-ray Diffraction (XRD) ... -
Robust design of Kretschmann Plasmonic PCW-based integrated biosensor circuit
(Universiti Malaysia Perlis (UniMAP), 2019-04)This paper presents the design optimization of an Integrated Biosensor Circuit (IBC) which utilizes graphene-based plasmonic Photonic Crystal Waveguide (PCW). The effects of 5 input signals, 4 control factors and 1 noise ... -
Effect of Iron (111) Oxide (Fe2O3) as an additive and substitution of quartz with POFA on physico-mechanical properties of Porcelain
(Universiti Malaysia Perlis (UniMAP), 2019-04)Porcelain tile is a translucent ceramic material developed from the mixture of clay, feldspar and quartz. Its excellent functional and technical properties such as low water absorption, low porosity, stain resistance; high ... -
Characterization of Musaceae and Saccharum Officinarum Cellulose Fibers for Composite Application
(Universiti Malaysia Perlis (UniMAP), 2019-04)This paper presents experimental results on the effect of alkalis such as Potassium Hydroxide (KOH) and Sodium Hydroxide (NaOH) on morphological changes, physical, heat resistance, chemical, and tensile properties of the ... -
Multi-response nanowire grating-coupled surface plasmon resonance by Finite Element method
(Universiti Malaysia Perlis (UniMAP), 2019-04)In this paper, Surface Plasmon Resonance (SPR) has been applied for sensing acetone liquid by changing the refractive index based on nanowire grating. This sensor was proposed and numerically analysed using finite element ...