Browsing Theses & Dissertations by Title
Now showing items 730-749 of 878
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QCM-based sensor for the determination of mango ripeness
(Universiti Malaysia Perlis (UniMAP)School of Computer and Communication Engineering, 2012)This thesis presents a new method for fruit maturity stage determination using electronic nose based on Quartz Crystal Microbalance (QCM) which is well known for gas sensing. To allow the QCM selectively detect volatiles, ... -
Quality improvement of Arabic bread fortifies with omega-3 pufa and Jackfruit using superheated-steam techniques
Bread is an old nutrient that includes a large part of the food pyramid guide. Generally, fresh bread appears with brown crust, nice smell, soft, elastic and moist crumbs mouthful. In this study, control and fortified ... -
A rational cubic spline technique for preserving the positivity of data
This work intends to address the problem of the visualization of curves (2-dimensional data representation) and surfaces (3-dimensional data representation) with the aim and provision that their display looks smooth and ... -
Reactive-loaded antenna designs for ultra-wideband (UWB) applications
Ultra wideband (UWB) technology have attracted incredible research attention from research institution and industry due to its exclusive characteristics. The need of UWB antenna is speedily growth for many types of UWB ... -
Reconfigurable beam steering parasitic patch antenna with embedded PIN diode
(Universiti Malaysia Perlis (UniMAP)School of Computer and Communication Engineering, 2013)The work described in this dissertation focuses on the reconfigurable beam steering antenna functionality for point-to-multipoint wireless communication application. This concept helps to reduce the antenna size, cost, ... -
Reduced graphene oxide-multi walled carbon nanotubes hybrid material as electrode for DNA biosensor
This thesis presents a novel thin film of reduced graphene oxide-multiwalled carbon nanotubes (rGO-MWCNTs) composites as a sensing film electrode for Deoxyribonucleic acid (DNA) immobilization and hybridization detection. ... -
Reducing the search space and time complexity of needleman-wunsch algorithm (global alignment) and smith waterman algorithm (local alignment) for DNA sequence alignment
(Universiti Malaysia Perlis (UniMAP)School of Computer and Communication Engineering, 2011)The fundamental procedure of analyzing sequence content is sequence comparison. Sequence comparison can be defined as the problem of finding which parts of the sequences are similar and which parts are different, namely ... -
Reduction of PAPR based on T-OFDM and adjacent PTS techniques
This study considers an encoding digital technique that uses Orthogonal FrequencyDivision Multiplexing(OFDM) and investigates its properties. The primary advantage of OFDM over single-carrier schemes is its ability to cope ... -
Refuse-derived plastic from waste expanded polystyrene and used deep-fried oil
(Universiti Malaysia PerlisSchool of Materials Engineering, 2009)A refuse-derived plastic was produced by mixing waste Expanded Polystyrene (EPS) in solution with used deep-fried oil (UDFO). A measured amount of methyl ethyl ketone peroxide (MEKPO) was added as a reaction initiator and ... -
Rekabentuk Sistem Diagnosis Pintar untuk penyakit Tuberkulosis berdasarkan imej kahak Ziehl-Neelsen
(Universiti Malaysia PerlisSchool of Computer & Communication Engineering, 2010)Tuberkulosis (TB) adalah salah satu penyakit yang boleh berjangkit dan penyakit ini di sebabkan oleh mikroorganisma yang dipanggil Mycobacterium Tuberkulosis. Mikroorganisma ini kebiasannya memasuki badan melalui pernafasan ... -
Reliability analysis based on weibull distribution and failure mode effect and criticality anaysis
(Universiti Malaysia Perlis (UniMAP)School of Manufacturing Engineering, 2013)In manufacturing industry breakdown due to machine failure affect the product quality, customer satisfaction and product performance. However it is important more over difficult to control and decreasing failure due to ... -
Reliability centered maintenance methodology for product in designimprovement phase : a case study on dough presser
Maintenance strategy through the RCM had become increasingly important to the overall operation profit by reducing unnecessary maintenance routine. Maintenance strategy needs have become not just for the maintenance routine ... -
Remote data acquisition system using ARM9 and GNU/Linux
(Universiti Malaysia Perlis (UniMAP)School of Computer and Communication Engineering, 2014)Now a days, various Data Acquisition System (DAS) is available in the market. The basic operation of all DASs are same; the differences found in terms of hardware architectures, sampling rate, resolution, data acquisition ... -
Removal of dyes from industrial effluents using combination of Advanced Oxidation Processes (AOPs) and biological treatment
(Universiti Malaysia Perlis (UniMAP)School of Environmental Engineering, 2014)Nowadays, the removal of dyes from industrial effluents is still far away to a satisfactory solution. Even though the AOPs are known strong technologies for wastewater treatment, it still requires further advancement and ... -
A resilient cognitive detection with automated channel selection for enhanced channel management in wireless local area network
Spectrum saturation problem is a critical issue now a day due to huge number of users with wireless capable devices joined the network every day, but the spectrum resources are limited. To overcome this issue, cognitive ... -
Resource allocation framework for downlink subframe of mobile WiMAX
(Universiti Malaysia Perlis (UniMAP)School of Computer and Communication Engineering, 2014)Mobile WiMAX technology is anticipated to be one of the technologies that dominate to meet the requirements of modern wireless communication systems, it is mobile broadband wireless communication system based on OFDM ... -
RF harvester for DC supply
(Universiti Malaysia Perlis (UniMAP)School of Electrical Systems Engineering, 2014)This project focuses on the design of 2GHz rectenna for harvesting RF signal. This 2GHz signal is from a 3G signal and ISM band that is easy to be found in town areas. The rectenna comprises an array of rectangular patch ... -
Rheological and thermal properties of palm kernel shell filled low density polyethylene composites
(Universiti Malaysia Perlis (UniMAP)School of Materials Engineering, 2013)The palm kernel shell (PKS) filled low density polyethylene (LDPE) composites were prepared by Z-blade mixer at temperature of 180 °C and rotor speed of 50 rpm. The effects of PKS loading and different types of chemical ... -
Robust and secured data hiding schemes using digital image steganography
(Universiti Malaysia Perlis (UniMAP)School of Computer and Communication Engineering, 2013)Transmitting data over a public network such as the Internet necessitates increasing the security of data communications; especially with the highly sensitive document transfer. Steganography techniques have been introduced ... -
The role of alkaline activator in geopolymerization of low-calcium fly ash based geopolymers
(Universiti Malaysia PerlisSchool of Materials Engineering, 2010)Inorganic polymers or simply geopolymers were synthesized in this study by the alkaline activation of local low-calcium (Class F) fly ash. The alkaline activator liquid used for the activation process was a mixture of ...