Browsing Uda Hashim, Prof. Ts. Dr. by Title
Now showing items 75-94 of 249
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Electrical properties of silicon-based nanogap electrodes for label-free biomolecular detection
(American Scientific Publishers, 2013-02)The electrical properties of 6-, 33- and 89-nm gap structures were systematically studied to evaluate the feasibility of these structures to be used in biomolecular sensing devices. The fabrication and morphological ... -
Electrode design and planar uniformity of anodically etched small area porous silicon
(American Institute of Physics, 2009-06-01)Porous silicon layer microstructure is sensitive to many parameters, which need to be controlled during etching. These include not only anodization time, current density, applied potential and electrolyte composition but ... -
Electron and ion densities measurement in reactive magnetron zinc sputtering plasma
(Trans Tech Publications, 2014)Investigation on the plasma properties is an essential fundamental works in order to precisely control the growth of nanoscale thin film. In the present work, we produced and study the reactive magnetron sputtering plasma ... -
The electroosmosis mechanism for fluid delivery in PDMS multi-layer microchannel
(American Scientific Publishers All rights reserved., 2013-01)Here we reported on fabrication of multi-layer microstructures that takes the advantage of electroosmosis to mix fluids. Microlaboratories for biochemical applications often require rapid mixing of different fluid streams. ... -
Embedded portable device for herb leaves recognition using image processing techniques and neural network algorithm
(Elsevier B.V., 2012-11)Herbs have been widely used in food preparation, medicine and cosmetic industry. Knowing which herbs to be used would be very critical in these applications. Nevertheless, the current way of identification and determination ... -
An estimation of the energy and exergy efficiencies for the energy resources consumption in the transportation sector in Malaysia
(Elsevier Ltd., 2007-08)The purpose of this work is to apply the useful energy and exergy analysis models for different modes of transport in Malaysia and to compare the result with a few countries. In this paper, energy and exergy efficiencies ... -
Extended reliability of gold and copper ball bonds in microelectronic packaging
(World Gold Council, 2013-06)Wire bonding is the predominant mode of interconnection in microelectronic packaging. Gold wire bonding has been refined again and again to retain control of interconnect technology due to its ease of workability and years ... -
Fabrication and characterization of 50 nm silicon nano-gap structures
(American Scientific Publishers, 2011-04)A simple method for the fabrication of nano-gaps less than 50 nm by using conventional photolithography combined with patterned-size reduction techniques is presented. Silicon material is used to fabricate the nano-gap ... -
Fabrication and characterization of a-Si micro and nano-gap structure for electrochemical sensor
(American Institute of Physics, 2010-12-01)The development and application of micro gap for electrochemical sensors and biomolecule detection are reviewed in this article. The preparation methods for micro- and nano-gaps and their properties are discussed along ... -
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 ... -
Fabrication and characterization of IDE based sensor through conventional lithography method
(Trans Tech Publications, 2014)This paper mainly illustrate regarding the fabrication process of IDE based sensor for bio-molecular detection process. Material that is utilized in this process is zinc oxide due to bio-compability and elevated electrical ... -
Fabrication and characterization of Si quantum dots and SiO2 tunnel barriers grown by a controlled oxidation process
(IOP Publishing Ltd, 2008-01-29)The control of the growth of silicon dioxide (SiO2) and the formation of quantum dots (QDs) play an important role in the fabrication of single-electron transistors (SETs). In this work, SET structures were fabricated using ... -
Fabrication and characterization of ZnO thin films by sol-gel spin coating method for the determination of phosphate buffer saline concentration
(Bentham Science Publishers., 2013)The fabrication, characterization and application of nanostructured zinc oxide (ZnO) thin films on interdigitated silver electrodes were described for the determination of phosphate buffer saline (PBS) concentration. The ... -
Fabrication of Amorphous silicon Microgap Structure for Energy Saving Devices
(Universiti Kebangsaan Malaysia, 2011-11-18)We report here the fabrication of microgaps electrodes on amorphous silicon using low cost techniques such as vacuum deposition and conventional lithography. Amorphous silicon is a low cost material and has desirable ... -
Fabrication of amorphous silicon microgap structure for energy saving devices
(Sains Malaysiana., 2012-06)We report here the fabrication of microgaps electrodes on amorphous silicon using low cost techniques such as vacuum deposition and conventional lithography. Amorphous silicon is a low cost material and has desirable ... -
Fabrication of nanostructure based biosensor for biomolecules detection
(Trans Tech Publications, 2014)Lately, nanostructure based biosensor application has drawn a lot attention among fellow researchers because of speciality to detecting cell, tissue and even disease caused by viruses either from humans, animals or ... -
Fabrication of nanowire using ash trimming technique
(Trans Tech Publications, 2013)The paper present a report on fabrication of Nanowire using plasma oxidation, we monitor changes by studying the morphology and Δw/Δh, the study also revealed that the proposed fabrication method could potentially be used ... -
Fabrication of polysilicon nanowires using trimming technique
(AENSI Publications, 2012-04)Recently most researches are more to scaling down the electronic devices and this fact including component, structure and complexity of electronic devices. These matters also include fabrication of nanowires in certain ... -
Fabrication of polysilicon nanowires using trimming technique
(AENSI Publications, 2012-04)Recently most researches are more to scaling down the electronic devices and this fact including component, structure and complexity of electronic devices. These matters also include fabrication of nanowires in certain ... -
Fabrication of silicon nanowires by electron beam lithography and thermal oxidation size reduction method
(Trans Tech Publications, 2014)A simple method for the fabrication of silicon nanowires using Electron Beam Lithography (EBL) combined with thermal oxidation size reduction method is presented. EBL is used to define the initial silicon nanowires of ...