Institute of Nano Electronic Engineering (INEE) (Articles): Recent submissions
Now showing items 181-200 of 206
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Further optical properties of CdX (X¼ S, Te) compounds under quantum dot diameter effect: Ab initio method
(Elsevier Ltd., 2012-09)For energy band calculations, the indirect energy gap (G X) is calculated using density functional theory (DFT) of the full potential-linearized augmented plane wave (FP-LAPW) method as implemented in WIEN2K code. The ... -
Optical properties of Si quantum dot potential under pressure effect
(Trans Tech Publications, Switzerland., 2012)Further study of the quantum dot potential under hydrostatic pressure for Si is presented. This potential has been calculated by means of our recent empirical model. The indirect energy gap (Γ-X) is calculated using the ... -
Confirmation of bulk modulus model of III-V compounds under pressure effect using tight-binding method
(Elsevier GmbH, 2012-06)The electronic band structure for GaAs, GaSb and GaP is studied using semi-empirical tight-binding sp 3s* method for tetrahedrally coordinated cubic materials. By means of our empirical model, the structural property of ... -
Structural and impedance spectroscopy study of Al-doped ZnO nanorods grown by sol-gel method
(Emerald Group Publishing Limited, 2012)Purpose – The purpose of this paper is to investigate the electrical transport mechanism of the Al-doped ZnO nanorods at different temperatures by employing impedance spectroscopy. Design/methodology/approach – Al-doped ... -
Characterisation, analysis and optical properties of nanostructure ZnO using the sol-gel method
(Institution of Engineering and Technology (IET), 2012-02)Nanostructure ZnO was grown on thin aluminium layer, deposited on silicon substrate using the sol-gel method. The surface morphologies of nanostructure ZnO at different precursor concentrations were studied using scanning ... -
Micro/nanoscale biosensing in microfluidics: Selection of polymers and microstructures
(AENSI Publications, 2012-01)Microfluidic techniques based on nanotechnology for miniaturized lab-on-chip systems have recently received huge research attention because of its undisputable and widespread biomedical applications. For the development ... -
Three-dimensional channel design and fabrication in Polydimethylsiloxane (PDMS) elastomers using capillary action mechanism in fluidics for life sciences
(AENSI Publications, 2012-04)A simple design and fabrication for a 3D microchannel that could be used as a mixer in microfluidic flow system with minimum sample available, analysis using COMSOL 3.5 Multiphysics simulation and fabricated using ... -
Morphological, optical, and Raman characteristics of ZnO nanoflakes prepared via a sol-gel method
(WILEY-VCH Verlag GmbH & Co., 2012-01)Two-dimensional (2D) ZnO nanoflakes were grown on thin aluminum layer, deposited on silicon substrate, using a sol-gel method. The surface morphologies of ZnO nanoflakes at different precursor concentrations were studied ... -
Design and fabrication of nano biologically sensitive field-effect transistor (nano bio-FET) for bio-molecule detection
(American Institute of Physics, 2011)Biologically Sensitive Field-Effect Transistor (Bio-FET) based on silicon nanowires (SiNWs), so called Nano Bio-FET, promise ultrasensitive dynamic label-free electrical detection of bio-molecule. Therefore, Nano Bio-FET ... -
Sensitivity of A-549 human lung cancer cells to nanoporous zinc oxide conjugated with Photofrin
(Springer-Verlag London Ltd., 2012-05)In the present study, we demonstrated the use of nanoporous zinc oxide (ZnO NPs) in photodynamic therapy. The ZnO NPs structure possesses a high surface to volume ratio due to its porosity and ZnO NPs can be used as an ... -
Low cost diffuser based micropump using pinch actuation
(Scientific.net, 2011-12)Planar pinch micropump with the integration of two diffuser valve elements has been reported. The fabrication of the micropump is carried out by utilizing simple hot embossing technique for microdiffuser imprinting and ... -
Functionalised zinc oxide nanotube arrays as electrochemical sensors for the selective determination of glucose
(The Institution of Engineering and Technology, 2011-08)In the present study, highly oriented single-crystal zinc oxide nanotube (ZnO-NT) arrays were prepared by a trimming of ZnO nanorods along the c-axis on the gold-coated glass substrate having a diameter of 100-200nm and a ... -
Structural and electronic properties of zinc blende B xAl 1-xN yP 1-y quaternary alloys via rst-principle calculations
(Elsevier B.V., 2012-02-01)The structural and electronic properties of cubic zinc blende BN, BP, AlN and AlP compounds and their B xAl 1-xN yP 1-y quaternary alloys, have been calculated using the non relativistic full-potential linearized-augmented ... -
Characterisation of calcium carbonate and its polymorphs from cockle shells (Anadara granosa)
(Elsevier B.V., 2011-11-10)Calcium carbonate and its polymorphs from cockle shells (Anadara granosa) and commercial calcium carbonate were characterised using a variable pressure scanning electron microscopes (VPSEM), a transmission electron microscope ... -
Swine-Specific PCR-RFLP Assay Targeting Mitochondrial Cytochrome B Gene for Semiquantitative Detection of Pork in Commercial Meat Products
(Springerlink, 2011)Verification of pork adulteration in commercial meat products is increasingly important for the authentication of Halal labels in processed foods. Here, we documented a PCR-restriction fragment length polymorphism (RFLP) ... -
Nanoparticle sensor for label free detection of swine DNA in mixed biological samples
(IOP Publishing Ltd., 2011-05-13)We used 40 5nm gold nanoparticles (GNPs) as colorimetric sensor to visually detect swine-specific conserved sequence and nucleotide mismatch in PCR-amplified and non-amplified mitochondrial DNA mixtures to authenticate ... -
Investigated optical studies of Si quantum dot
(Elsevier Ltd., 2011-09)Further study of the quantum dot potential for Si is presented. This potential has been calculated by means of our recent empirical model. The indirect energy gap (Γ-X) is calculated using the full potential-linearized ... -
New optical features to enhance solar cell performance based on porous silicon surfaces
(Elsevier B.V., 2011-05)Electrochemical etching is used to fabricate porous silicon (PS) surfaces for both sides of the Si wafer. The effect of PS on performance of Si solar cells is investigated and the reflected mirrors are manipulated to enhance ... -
Stiffness properties of porous silicon nanowires fabricated by electrochemical and laser-induced etching
(Elsevier Ltd., 2011-08)Nanowires with dimensions of few nanometers were formed on the whole etched surface. The optical analysis of silicon nanostructures was studied. Blue shift luminescence was observed at 660 nm for PS produced by electrochemical ... -
Fabrication and characterization of gold nano-gaps for ssDNA immobilization and hybridization detection
(Journal of New Materials for Electrochemical Systems, 2011)We develop a method for fabricating the nano-gaps directly by using just photolithography and wet etching processes without any nano lithography or difficult techniques. It shows that this resolution enhancement allows one ...