School of Materials Engineering (Articles): Recent submissions
Now showing items 161-180 of 553
-
Sol-gel synthesis of novel silica hybrid xerogels : Porous studies
(Trans Tech Publications, 2014)Hybrid silica xerogel mesoporous composite was synthesized by a low temperature acid catalysed sol-gel route where a natural copolymer; sodium alginate (Na-COOH) together with calcium oxide (CaO) powder were incorporated ... -
Mixing optimization of Sn-Cu-Si₃N₄ via powder metallurgy route for composite solder fabrication
(Trans Tech Publications, 2014)The aim of this study was to optimize the mixing process of a composite solder fabricated via powder metallurgy route, before details study were conducted in the next stage. Powder of Sn, Cu and Si₃N₄ were carefully weighted, ... -
Design and development of sensing system for mines detector robot
(Trans Tech Publications, 2014)This paper presents the design and development of sensing system for mines detector robot. The objective of this project is to identify the optimum metal detection system and design and develop the sensing system of mines ... -
Extraction of silica from palm ash using organic acid leaching treatment
(Trans Tech Publications, 2014)Agricultural wastes such as palm ash and rice husk have a possibility to be used as a usefully renewable source for production of energy and silica (SiO2). Extensive researches have been carried out to extract silica from ... -
Effect of beta tricalcium phosphate (β-TCP) on properties of Mg-Zn composites
(Trans Tech Publications, 2014)In this work, Mg and Zn powder were used to prepare the Mg-Zn/β-TCP composites with different β-TCP composition by using powder metallurgy technique. The composite were mixed using ball mill and compacted at 500 MPa. The ... -
Surface morphology and corrosion behavior of electrolytic coatings in different aqueous solutions
(Trans Tech Publications, 2014)ZrO₃/AI₂O₃, AI₂O₃/Y₂O₃, ZrO₂/Y₂O₃ coatings were applied on SS440C steel substrates via an electrolytic double layer coating process. The effect of these different ceramic aquecous solutions on the surface morphology and ... -
Different concentration of Al(No₃)₃ In Zro₂/Al₂o₃ double layer coating steel prepared by electrolytic method
(Trans Tech Publications, 2014)Stainless steels, such as 440C steel are commonly used for engineering applications. The high carbon contents of this steel have significantly been attributed to low corrosion resistance properties. Surface modification ... -
Halal based sourced EM for turbidity reducing in wastewater treatment
(Trans Tech Publications, 2014)Effective Microorganism (EM) technology was found as the credible solution to solve many environmental problems including wastewater issues. The EM which is in the form of EM mud ball was tested to be effectively used for ... -
Natural rubber/styrene butadiene rubber/recycled nitrile glove (NR/SBR/rNBRg) ternary blend: Curing characteristics and swelling test
(Trans Tech Publications, 2014)Curing characteristics and swelling behavior of natural rubber/styrene butadiene rubber/recycled nitrile glove (NR/SBR/rNBRg) blends were investigated. Eleven composition ratio; 50/50/0, 50/40/10, 50/30/20, 50/20/30, ... -
Physical and morphological properties of styrene butadiene rubber/recycled chloroprene rubber (SBR/CRr) blends - The effects of TOR as a compatibilizer
(Trans Tech Publications, 2014)The effects of physical and morphological properties of TOR as a compatibilizer of styrene butadiene rubber/recycled chloroprene rubber (SBR/CRr) blends were investigated. Blends. Both uncompatibilised and compatibilised ... -
The influence of CB, silica and CaCO₃ on tensile and morphological properties of vPE/rPE/EPDM blends
(Trans Tech Publications, 2014)The virgin polyethylene (vPE) and recycled polyethylene (rPE) was melt blended with ethylene propylene diene terpolymer (EPDM) in different ratio by using a Haake Rheomix at 180°C and 50 rpm were prepared. The characterization ... -
Effect of processing route on the morphology of thermoplastic polyurethane (TPU) nanocomposites incorporating organofluoromica
(Trans Tech Publications, 2014)In the production of polymer nanocomposites, the processing method determines the dispersion of the nanofiller and hence, the final nanocomposite properties. In this work, the potential of high energy milling of the ... -
Sulfuric acid attack on ordinary Portland cement and geopolymer material
(Institute for Scientific Information (ISI), 2013-09)The resistance of ordinary Portland cement binder towards acid had been widely discussed by researchers. The deterioration effect of this binder may cost high repair expense and rehabilitation. Geopolymer material is a new ... -
Microstructural analysis of geopolymer and ordinary Portland cement mortar exposed to sulfuric acid
(Revista De Materiale Plastice, 2013-09)The vulnerability of ordinary Portland cement (OPC) concrete to acidic attack is a worrying subject regarding the future durability of this binder. On the other side of binder's technology, the new technology of cement ... -
Effect of grain size on the isothermal oxidation of Fe-33NI-19CR alloys at 700 °C
(Trans Tech Publications, 2014)The isothermal oxidation behavior of two different grain size of Fe-33Ni-19Cr alloys was investigated at 700 °C in laboratory air. Different grain size of alloyed was made of solution annealing treatment at different ... -
The effects of dynamic vulcanization in virgin polyethylene (vPE)/recycled polyethylene (rPE)/ethylene propylene diene terpolymer (EPDM) blends: Thermal properties and swelling behaviour
(Trans Tech Publications, 2013)The effects of dynamic vulcanization on the thermal properties and swelling behaviour of vPE/rPE/EPDM blends were studied. The discarded polyethylene used in the study was obtained from local wire insulation industry. The ... -
The effects of carbon black, silica and calcium carbonate in virgin PE/recycle PE/EPDM blends: Thermal properties & swelling analysis
(Trans Tech Publications, 2013)The effects of carbon black (CB), silica and calcium carbonate (CaCO3) in virgin polyethylene (vPE)/recycle polyethylene (rPE)/ethylene propylene diene terpolymer (EPDM) blends were investigated. rPE was melt blended with ... -
Performance of thermoelectric cooling system: effect of aluminium heat sink and heat dissipation
(Trans Tech Publications, 2014)This paper presents theoretical and experimental research works on the effect of aluminium heat sink and heat dissipation in a portable thermoelectric (TE) cooling system. In this study, three units of TE modules were ... -
Characterization of different additives of sintered cobalt F-75 alloy in biomaterial applications
(Trans Tech Publications, 2014)A Co-Cr-Mo (ASTM CoF-75) alloy is normally used because of their good in physical, mechanical, wear and as well as biocompatibility. In order to obtain similarity chemical structure of bone, addition of HAP or TCP into ... -
Study on properties and morphology of kaolin based geopolymer coating on clay substrates
(Trans Tech Publications, 2013-12)The application of geopolymer as a coating was not widely explored by other researchers and therefore the study of kaolin based geopolymer coating applied on different types of clay substrate (unsintered and sintered) was ...