School of Materials Engineering (Theses): Recent submissions
Now showing items 61-80 of 155
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Development of a chemiresistor sensor based on polyaniline (PANI) nanofibers for detection of ammonia
Nanostructured conducting polymers have received great attention due to their unique properties and promising applications in nanomaterials and nanotechnology. Among them, nanostructured polyaniline (PANI) has been extensively ... -
Properties of ethylene propylene diene monomer blended with recycled acrylonitrile butadiene rubber filled bamboo particulate (EPDM/rNBR)
Rubber blending has been selected as one of the techniques and opportunity to overcome the environmental issues regarding rubber waste product. The ethylene propylene diene monomer (EPDM) rubber blended with recycled ... -
Physical and mechanical studies of kaolin-based geopolymer masonry brick
A brick is mainly applied as a building material in construction of walls. Conventional construction bricks are usually made from Portland cement, clay and sand, which are mixed and molded in various method and need to be ... -
Effects of filler content and various coupling agents on properties of polypropylene/cocoa pod husk biocomposites
Chemical modification plays an important role in enhancing interfacial adhesion in thermoplastic biocomposites. In this study, the cocoa pod husk (CPH) filled polypropylene (PP) biocomposites were prepared using Brabender ... -
Production and characterization of shape memory epoxy foam by an advances aqueous method
Shape memory foam is consider as an advantageous invention that has being gained researcher’s focus recently. The ability of shape memory foam is it will deform under certain mechanical forces and slowly recover back into ... -
Effect of different process parameters on the heat transfer of liquid coolant in electronic system
An effective heat transfer system is important for new technologies today to enhance the performance of heat transfer, especially, since the miniaturization of electronic system that resulted in dramatic increase in the ... -
Porous catalyst support from clay-precipitated calcium carbonate for carbon nanomaterials growth
Currently, porous materials were widely used as catalyst supports, adsorption of gases or liquid, and gas sensors. In this research, the fabrication of catalyst support utilised clay with controlled amounts of precipitated ... -
Effect of kapok husk content and chemical treatment on properties of linear low density polyethylene eco-composites
The utilization of kapok husk (KH) as filler in linear low density polyethylene (LLDPE) was studied. The effect of KH content and chemical treatments on tensile properties, morphology, thermal properties and water absorption ... -
Chemical modification of palm kernel shell filled polylactic acid biocomposite flims
In this research the effect of untreated and treated palm kernel shell (PKS) on the mechanical properties, morphological analysis and thermal properties of polylactic acid (PLA)/PKS biocomposite films were studied. The ... -
Pengoptimuman parameter penuangan untuk Aloi Magnesium (Mg) sebagai anod korbanan bagi kegunaan bawah tanah
Perlindungan katod merupakan kaedah yang digunakan secara meluas bagi mengawal kadar kakisan terhadap bahan berunsur logam di dalam persekitaran bawah tanah yang berair. Pengunaan anod korbanan merupakan antara kaedah ... -
Sodium bicarbonate as a blowing agent on morphology and properties of conductive carbon black-filled epoxy porous prepared by emulsion system
This study reported a single emulsion method to produce conductive epoxy porous (CEP), which worked as a conductive additive. The CEP was fabricated to overcome the high content of conductive filler using in composite and ... -
Structure and properties of cathode and electrolyte for intermediate temperature solid oxide fuel cells (IT-SOFCS)
Solid oxide fuel cell (SOFCs) is a device that used to convert from chemical energy to electrical energy. The aim of this thesis is to evaluate the correlation of structure and properties of electrode and electrolyte ... -
Synthesis of precipitated calcium carbonate (PCC) nano-particles using turbo-mixing reactive precipitation
Calcium carbonate (CaCO3) is a crystalline compound appear abundantly in nature substance mostly in sedimentary rocks which comprise more than 4% of the earth’s crust throughout the world. Calcium carbonate is one of the ... -
The influence of exfoliated graphite on sensing properties of chitosan / PVA based ammonia sensors
Chitosan was used as a sensing material for gas sensing applications. In order to nurture the chitosan properties as a sensing material, chitosan (CS) was blended with polyvinyl alcohol (PVA) and filled with exfoliated ... -
Analyses of cement composites with the addition of quarry dust as partial sand replacement materials
The development of cement composites has been proposed for many decades to fulfil the requirements in the construction sector and became one of the major producers of waste and source depletion, especially river sand. ... -
Identification and characterization of natural latex from Tapioca (Manihot Esculenta)
This research was focused on the identification and characterization of natural latex from tapioca. The extraction of natural latex from tapioca leaves and stalk was made up by using blender method. The chemical properties, ... -
Characterization and in-vitro activity of powder metallurgy magnesium-zinc/bioglass composite for biomedical applications
In this study, bio-glass 45S5 powder was added into the mixture of Mg-Zn powders to produce biocomposite using powder metallurgy method for biomedical applications. The bio-glass composition was varied from 0, 5, 10, 15, ... -
Utilization of palm oil boiler ash (POBA) as geopolymer material for Industrialized Building System (IBS) application
The increment of palm oil waste from palm oil extraction increased every year in Malaysia. Palm oil boiler ash (POBA) or bottom ash is one of the waste material from the palm oil industry where it was obtained from the ... -
The effect of recycled rubber on the properties of epoxy/ recycled rubber blends filled with carbon black
In this study, the effect of carbon black (CB) and recycled rubber (RR) loading on properties and characterization of epoxy/recycled rubber/carbon black were studied. In the first part, the effect of different carbon black ... -
The durability of modified silica/polypropylene nanocomposites : weathering resistance and creep behavior
In this research, the modified silica (SiO2)/polypropylene (PP) nanocomposites were prepared. The accelerated weathering and creep behavior of nanocomposites were investigated. Neat PP with 2 wt% of nanosilica and 3 wt% ...