Browsing International Journal of Nanoelectronics and Materials (IJNeaM) by Issue Date
Now showing items 21-40 of 383
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Optical Gain and Confinement in Gaas/Algaas Structure Quantum Well Lasers
(Universiti Malaysia Perlis (UniMAP), 2018-01)In this paper we investigate the optical gain seen by the polarization modes for each of Transverse Electric (TE) and Transverse Magnetic(TM) of GaAs/Al0.32Ga0.68As quantumwell lasers. The factor confinement and modal ... -
An Optimized Low‐Noise Low‐Power Preamplifier for Cardiac Implants
(Universiti Malaysia Perlis (UniMAP), 2018-04)Among various analog circuits, the preamplifier has a prominent role in the analog front end (AFE) circuit of biomedical implantable microsystems for a reliable acquiring of weak biophysiological signals. The AFE acts ... -
Synthesis and Characterization of Zinc Oxid Nanoparticles Using Green and Chemical Synthesis Techniques for Phenol Decontamination
(Universiti Malaysia Perlis (UniMAP), 2018-04)Zinc oxide nanoparticles (ZnO-NPs) were successfully synthesized using both biological and chemical techniques. This study is mainly focused on the green synthesis (biological) method of ZnO-NPs using different plant leaf ... -
A Survey on Emerging Technologies and Architectures of Low Power Preamplifiers for Biomedical Applications
(Universiti Malaysia Perlis (UniMAP), 2018-04)Unlike other commercial devices, developing implantable microsystems for biomedical applications requires critical analyses in terms of specifications, technologies, and design techniques because of the devices’ safety ... -
Niobium Pentoxide Thin Film Prepared using Simple Colloidal Suspension for Optoelectronic Application
(Universiti Malaysia Perlis (UniMAP), 2018-04)In this study, thin‐film microstructures of polymorphous niobium pentoxide were successfully prepared at a low temperature. Spin coating was employed to deposit the colloidal suspension before and after ultrasonic ... -
Electronic and Optical Properties of GaAs Armchair Nanoribbons: DFT Approach
(Universiti Malaysia Perlis (UniMAP), 2018-04)The electronic and optical properties of N atom‐width (N: 4, 8, 12, 16) armchair GaAs nanoribbons (NA GaAs NRs) have been studied with hydrogen (H) passivated nanoribbons using the DFT approach. The H passivated edge of ... -
Aluminum Incorporation Impacts on Some Physical Properties of Pure CdO Film Synthesized by Spray Pyrolysis
(Universiti Malaysia Perlis (UniMAP), 2018-04)Transparent conducting for pure and incorporated aluminum cadmium oxide (CdO:Al) thin films was prepared using spray pyrolysis method at a substrate temperature of 425 oC and a spray time of 25 minutes. The effects of ... -
Annealing Effects on the Structural, Optical and Electrical Properties of Chemically Deposited CdS Thin Films using NH4Cl Complexing Agent
(Universiti Malaysia Perlis (UniMAP), 2018-04)This study aims to deposit different thicknesses of CdS thin films with a variation of deposition time by using chemical bath deposition technique. The aqueous solution of cadmium chloride, ammonium chloride, ammonium ... -
Vertical‐Cavity Surface‐Emitting Lasers for Ultra‐High Speed Photonics
(Universiti Malaysia Perlis (UniMAP), 2018-04)We propose a vertical‐cavity surface‐emitting laser (VCSEL) with a transverse‐coupledcavity (TCC) for a larger enhancement of the modulation bandwidth used in ultra‐highspeed photonics. The dynamics of the TCC‐VCSEL were ... -
Third Order Nonlinear Properties of Rhodamine B Dye Doped PVA Polymer Determined by Eclipsing Scan Technique
(Universiti Malaysia Perlis (UniMAP), 2018-04)Nonlinear (NL) optical properties were observed in Rhodamine B (RB) dyes doped in poly (vinyl alcohol) (PVA) polymer films. Eclipsing Z‐scan (EZ‐scan) with a continuous wavelength of 532 nm was used to investigate the ... -
High‐k Gate Dielectric Selection for Germanium based CMOS Devices
(Universiti Malaysia Perlis (UniMAP), 2018-04)This paper presents a systematic approach of material selection for gate oxide material in Germanium (Ge) based CMOS Devices. Various possible high‐k gate dielectrics that can be stacked with Ge substrates are Al2O3, ... -
Synthesis of Copper Oxide Nano‐Rods by Microwave‐Assisted Combustion Route and their Characterization Studies
(Universiti Malaysia Perlis (UniMAP), 2018-04)The present study demonstrates how petal‐shaped copper oxide (CuO) nano‐rod structures were fabricated using the microwave‐assisted combustion method. The prepared material was annealed at a temperature of 500°C and ... -
Characterization of Transparent Hydrophobic Coating with Silica and Graphene Oxide Fillers by Sol-Gel Method
(Universiti Malaysia Perlis (UniMAP), 2018-07)Transparent hydrophobic coating was prepared by using the sol-gel method. Two different roughness agents namely silica and graphene oxide, GO were used in this study. Surface contact angle, transmittance degree, IR ... -
Effect of Annealing Temperature on the Structural and Optical Properties of Silver Oxide Thin Films Prepared by Thermal Evaporation with Subsequent Annealing
(Universiti Malaysia Perlis (UniMAP), 2018-07)In this study, silver oxide thin films were deposited on silicon and glass substrates using thermal evaporation techniques without oxygen atmosphere with subsequent annealing in air. The deposited films were annealed in ... -
Enhancement of Mechanical Properties and Handling Characteristic of Tire Rubber Using Different Percentage of Nano Aluminum Oxide and Carbon Black
(Universiti Malaysia Perlis (UniMAP), 2018-07)Rubber based composites are widely used especially in transportation. The goal of the this paper is to study mechanical properties and handling characteristics of rubber based composites of carbon black and Nano Alumina ... -
Contemplating Nanometer Scale Transport Characteristics through Aromatic Molecules Based Molecular Devices
(Universiti Malaysia Perlis (UniMAP), 2018-07)In this research article, we contemplate the quantum transport properties through a single molecular junction comprising of Azulene (C10H8) sandwiched between two semi-infinite gold (Au) electrodes and compare the transport ... -
Textural and Adsorption Analysis of Nanocarbon Particles
(Universiti Malaysia Perlis (UniMAP), 2018-07)In this present work, the characterization of the nanocarbon material which is multi-walled carbon nanotube (MWCNT) and carbon nanofiber (CNF) was investigated using nitrogen gas adsorption technique, Fourier transform ... -
An Analytical Analysis of Quantum Capacitance in Nano-Scale Single-Wall Carbon Nano Tube Field Effect Transistor (CNTFET)
(Universiti Malaysia Perlis (UniMAP), 2018-07)This paper discusses the quantum capacitance effect in single-wall conventional CNTFET devices. The analytical expression for quantum capacitance has been derived based on the normalized number of carriers/total charge ... -
Effective Index Method Applied on a GaN/InxGa1-XN Integrated Optics Waveguide
(Universiti Malaysia Perlis (UniMAP), 2018-07)Effective index is a refractive index which depends not only on the wavelength but also on the mode in which the light propagates. It depends on the structural shape of the waveguide, mainly on its physical dimensions which ... -
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 ...