Uda Hashim, Prof. Ts. Dr.: Recent submissions
Now showing items 81-100 of 244
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Superior performance and reliability of copper wire ball bonding in laminate substrate based ball grid array
(Emerald Group Publishing Limited, 2013)Purpose - The purpose of this paper is to provide a systematic method to perform long-term reliability assessment of gold (Au) and copper (Cu) ball bonds in fineline ball grid array package. Also with the aim to study the ... -
Sol-gel derived ZnO nanoparticulate films for ultraviolet photodetector (UV) applications
(Elsevier GmbH, 2013-11)Zinc oxide nanoparticles based UV detector was fabricated on thermally oxidized silicon substrate. ZnO nanoparticle films were deposited using sol-gel route. The seed solution was prepared using two different solvents ... -
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 ... -
Study of zinc oxide films on SiO2/Si substrate by sol-gel spin coating method for pH measurement
(Trans Tech Publications, 2013)This In this work, zinc oxide film was deposited onto the SiO2/Si substrate with low-cost sol-gel spin coating method. Zinc oxide thin film was deposited on the silver interdigit elctrodes for the pH measurement. The surface ... -
Canine-specific PCR assay targeting cytochrome b gene for the detection of dog meat adulteration in commercial frankfurters
(Springer, 2014-01)This report described a cytochrome b (cytb)-based polymerase chain reaction (PCR) assay for the detection of canine tissues in commercial frankfurters. Discriminating detection of canine derivatives in processed food ... -
Potentiality of polysilicon nanogap structure for label-free biomolecular detection
(Emerald Group Publishing Limited, 2013)Purpose - The purpose of this paper was to systematically study the electrical properties of 5-, 42- and 75-nm gap polysilicon structures to evaluate the potentiality of these structures to be used in biomolecular sensing ... -
DNA hybridization detection using 5-nm polysilicon nanogap structure
(Bentham Science Publishers., 2013)This report described a polysilicon nanogap biosensor for the detection of target DNA hybridization which is a key step in biodiagnostics, gene expression profiling, environmental monitoring and forensic investigation. The ... -
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 ... -
Micropump pattern replication using Printed Circuit Board (PCB) technology
(Taylor and Francis Group, LLC., 2013-06-01)This article shows a low-cost rapid hot embossing poly (methylmeth acrylate) (PMMA)-based micropump replication with printed circuit board (PCB) mold. PCB material offers advantages of low cost, rigid, and rapid thermal ... -
Bidirectional flow micropump based on dynamic rectification
(Elsevier B.V., 2013)This paper proposes a new bidirectional pumping principle based on a dynamic rectification mechanism. The pump is composed of a moveable actuation platform and a gourd-shaped chamber, whose role is to behave as both a ... -
Designing microchannels separator mask for lithography process
(Trans Tech Publications, 2013)Recently microfluidic has drawn attention from fellow research because of their unique properties and behavior in biotechnology, biomedical, micro and nanotechnology. Microfluidic is a combination from several components ... -
Effect of different solvents on the structural and optical properties of zinc oxide thin films for optoelectronic applications
(Elsevier, 2014-01)Zinc oxide (ZnO) seed solutions were prepared using 4 different solvents, namely, methanol (MeOH), ethanol (EtOH), isopropyl alcohol (IPA) and 2-methoxyethanol (2-ME). The prepared seed solutions were used to synthesize ... -
Morphological, structural, and gas-sensing characterization of tin-doped indium oxide nanoparticles
(Elsevier, 2014-01)Tin-doped indium oxide (ITO) nanoparticles with stable cubic phases were synthesized using a sol–gel combustion method that includes gelation and combustion in organic fuel. The influence of SnO₂ on the phase and morphology ... -
Structural properties of PbI₂ thin film
(Trans Tech Publications, 2014-01)Lead iodide (PbI₂) thin films were successfully prepared by thermal evaporation method on a glass substrate at room temperature. The structural analysis of these films was done by XRD. The results revealed that the crystallite ... -
DNA hybridization detection using less than 10-nm gap silicon nanogap structure
(Elsevier B.V., 2013-09)This report described less than 10-nm gap silicon-based electrode sensor for the discriminating detection of complementary, non-complementary and single nucleotide mismatched DNA targets. Discriminating detection of nucleic ... -
Optoelectronic properties of GaAs and AlAs under temperature effect
(Elsevier GmbH, 2013-08)An application study of optoelectronic properties as a function of the temperature for GaAs and AlAs according to our model has been presented using empirical pseudopotential method (EPM). The structural phase transition ... -
Selection of optimal parameters in fabrication of poly (dimethylsiloxane) microfluidics using taguchi method
(American Scientific Publishers, 2013-01)The excellent performance and achievements by the microfluidics systems at fluid flow manipulation in the recent years have ignited the passion and interest of many researchers around the world, Since a microfluidic is ... -
Technology development for nano structure formation: Fabrication and characterization
(American Scientific Publishers, 2013)The paper contain a report on a technology development for nano structure formation using standard CMOS process-based method capable of fabricating precisely control nano wire and nanogap. The fabrication of nanoscale ... -
Novel in-house fabrication of nano lab-on-chip devices
(Bentham Science Publishers, 2013)20nm SiNWs transducers have been fabricated by means of simple in-house fabrication method. A low cost, simple top-down approach has been successfully used for the fabrication of very sensitive SiNWs. The fabrication was ... -
Microfluidics design and fabrication for life sciences application
(American Scientific Publishers, 2013-01)This paper introduces a simple design and fabrication for microfluidics that need no external pumping power to delivery fluid into sensing domain with minimum sample available. Analysis using COMSOL 3.5 Multiphysics ...