Center of Excellence for Geopolymer and Green Technology (CEGEOGTECH) (Articles): Recent submissions
Now showing items 101-120 of 135
-
Investigation performance of heat exchanger on thermoacoustic heat engine for harvesting a waste heat
(Trans Tech Publications, 2014)A green technology of acoustic of fluid-structure interactions become an emerging technology today, a call thermoacoustic heat engine. Thermoacoutics heat engine systems convert the energy on a harvesting from a waste heat ... -
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 ... -
The behaviours of steel fiber as main reinfocement in high performance slurry infiltrated fiber reinforced concrete
(Trans Tech Publications, 2014)Normally, the concrete structure fabricated by combining steel bars as main reinforcement to the concrete mix. In this methid, the steel fiber is randomly distributed in the mould before the concrete slurry takes place. ... -
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 ... -
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 ... -
The effects of carbon black and calcium carbonate as a filler on cure characteristic and physical properties of SBR/CRr blends
(Trans Tech Publications, 2013-12)Filler are compounding ingredients added to a rubber compound for the purpose of iether reinforcing or cheapening the compound. Despite that, fillers can also be used to modify the physical properties of both unvulcanized ... -
Properties of natural rubber/ethylene propylene diene monomer/recycled latex catheter (NR/EPDM/rLC) ternary blends: Cure characteristics and hardness
(Trans Tech Publications, 2013-12)Currently, the recycled rubber widely being used in rubber technology. Due to difficulty on reprocessing techniques, the vulcanized rubbers being a big problem in the recycled field. One of the main forms of discharge ... -
Study on physical and chemical properties of fly ash from different area in Malaysia
(Trans Tech Publications, 2013-12)Fly ash is residue from the combustion of coal which widely available in worldwide and lead to waste management proposal. Moreover, the use of fly ash is more environmental friendly and save cost compared to OPC. Fly ash ... -
Tensile and morphology properties of polylactic acid/ treated typha latifolia composites
(Trans Tech Publications, 2013-12)This paper is focused to investigate the effect of treated natural fiber (typha latifolia) content on tensile and morphology properties of polylactic acid (PLA)/treated typha latifolia (T-TyLa) composites. The composite ... -
Electronic structure, electronic charge density and optical properties analyses of Rb₂Al₂B₂O₇ compound: DFT
(ESG, 2014-01)We have presented an analysis of some important electronic and optical characteristics of the Rb₂Al₂B₂O₇ compound, based on the ab initio calculations of its electronic band structure, electronic charge density and dielectric ... -
Drift and diffusion component studies in cdte structure for photovoltaic application
(ESG, 2014-01)A photovoltaic cell is designed to convert sunlight into electrical energy through the photoelectric effect. Solar cells are the most attractive source to harness solar energy; it is not only has high efficiency, but also ... -
Structural, chemical bonding, electronic and magnetic properties of KMF₃ (M = Mn, Fe, Co, Ni) compounds
(Elsevier, 2014-04)KMF₃ (M = Mn, Fe, Co, Ni) compounds crystallize in the cubic perovskite structure with space group Pm3m (#221) at ambient conditions. Structural, chemical bonding, electronic and magnetic properties of these compounds are ...