Browsing School of Materials Engineering (Theses) by Title
Now showing items 21-40 of 107
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Development of Lead-Free Sn-0.7Cu-Si3N4 composite solders
(Universiti Malaysia Perlis (UniMAP)School of Materials Engineering, 2013)Lead based solder have been widely used before science have proven lead as one of the hazardous substances which can harm the environment and human health. With the banning usage of lead based solder as interconnect, ... -
Development of Sn-Cu filled activated carbon composite solder via powder metallurgy technique
The revolution of electronic applications which have been assembled in smaller parts, lighter and more functional, causes the solder to become crucial over the worlds. These classes of low melting point alloys must provide ... -
The development of Sn-Cu-Ni lead free composite solder influence by non-metallic reinforcement
For several decades, Sn-Pb alloys have been extensively used as soldering material in the electronic packaging industry. Even so due to the concern on the toxicity of lead in eutectic SnPb solders, researchers have been ... -
Direct nitridation of aluminium and fabrication of aluminium-aluminium nitride composite using powder metallurgy route
The enviable attributes of aluminium nitride (AlN) such as; high melting point, good wear and corrosion resistance, wide band gap similar to that of silicon, high resistivity and low coefficient of thermal expansion have ... -
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% ... -
Effect of acid treatment for reducing pores clogging in polyvinyl alcohol grinding stone
Grinding stone after aluminum disk grinding was clogged by debris loading after used for a certain period of time. The clogging pores modified the surface structure of grinding stone thus resulting in scratching of aluminum ... -
Effect of chemical modifications and electron beam irradiation on properties of corn cob filled chitosan biocomposite films
The chitosan (CS)/corn cob (CC) biocomposite films were prepared via solvent casting method. The effects of CC content, crosslinking agents such as glutaraldehyde (GLA), salicylaldehyde (SAL), epichlorohydrin (EP) and ... -
The effect of compatibilizer and coupling agent on properties and characterization of ethylene vinyl acetate / natural rubber / potash feldspar composites
The composites of ethylene vinyl acetate/ natural rubber/ potash feldspar (EVA/NR/PF) were studied. The composites were prepared by using Brabender Plasticoder at 160°C with 50rpm of the rotor speed. The effect of PF ... -
The effect of conductive fillers and poly (Ethylene Glycol) diglycidyl ether on the properties of poly (Vinyl Chloride)/Poly (Ethylene Oxide) conductive films
(Universiti Malaysia Perlis (UniMAP), 2015)In this research, the conductive films based on poly (vinyl chloride)/poly (ethylene oxide) (PVC/PEO) with conductive fillers like carbon black, polyaniline and polypyrrole were prepared by solution casting method at the ... -
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 ... -
The effect of filler content and chemical modification on properties of polylactic acid/recycled low density polyethylene/nypa fruticans husk biocomposites
Nypa fruticans husk (NFH) filled polylactic acid (PLA)/recycled low density polyethylene (rLDPE) biocomposites had been prepared using Brabender Plasticoder EC PLUS at temperature 180˚C and rotor speed 50 rpm. The effect ... -
The effect of filler content and chemical modifications on properties of coconut shell regenerated cellulose biocomposite films
The coconut shell (CS) regenerated cellulose (RC) biocomposite films were produced with CS and microcrystalline cellulose (MCC) using N.N-dimethylacetamide/lithium chloride by solution casting technique. The effect of CS ... -
Effect of filler loading and chemical modification on properties of low density polyethylene/corn stalk biocomposites
(Universiti Malaysia Perlis (UniMAP)School of Materials Engineering, 2014)In this study, the utilization of corn stalk (CS) as a filler in low density polyethylene (LDPE) was investigated. The effect of CS loading and chemical modification on tensile properties, morphology, water absorption ... -
The effect of flame retardant additive on the properties of kenaf/polyurethane foam composite
This research is mainly focused on the preparation and characterization of polyurethane foam (PUF) with the addition of kenaf fiber and flame retardants, which are expandable graphite (EG) and aluminum hydroxide (ATH). ... -
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 ... -
The effect of nickel, cobalt and tin on the evolution of microstructural and mechanical properties of Al-Zn-Mg-Cu alloys (7000 series) via casting, powder metallurgy and friction stir processing techniques
Casting and alloying, powder metallurgy (PM) and Friction Stir processing (FSP) techniques were used to produce Al-Zn-Mg-Cu alloy of superior properties. The main objective of this research is to improve the microstructure, ... -
Effect of niobium oxide (Nb2O5) addition to the physical and mechanical properties of cold isostatic press zirconia toughened alumina (ZTA)
Effect of niobium oxide (Nb2O5) addition to the physical and mechanical properties of cold isostatic press zirconia toughened alumina (ZTA) was investigated. Various amount of Nb2O5 (0 - 7 wt.%) were added into ZTA ... -
Effect of palm ash composition to the brake pad application
(Universiti Malaysia Perlis (UniMAP)School of Materials Engineering, 2014-07-17)The asbestos fibre as a filler material in brake pad has been avoided due to its carcinogenic nature that might cause health risks. Asbestos has now been replaced by a mix of alternative fibres such as mineral fibres, ... -
Effect of polyaniline loading, types of surface modifiers and secondary doping process on the properties of poly (vinyl chloride) / poly (ethylene oxide) / polyaniline conductive films
The main objective of this research was to analyse the role of polyaniline (PAni) as conductive filler in the poly (vinyl chloride)(PVC) / poly (ethylene oxide)(PEO) matrix. The PVC/PEO/PAni conductive composite films were ... -
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 ...