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Now showing items 121-130 of 155
The effect of silane treatment on processing characteristic and swelling behavior of polypropylene/recycled acrylonitrile butadiene rubber/rice husk powder composites
(Trans Tech Publications, 2011-03-22)
The effect of silane treatment on processing characteristic and swelling behavior of recycled acrylonitrile butadiene rubber (NBRr)/polypropylene (PP)/rice husk powder (RHP) composites has been studied. Polypropylene/recycled ...
Investigate the liberation of copper from waste Printed Circuit Boards (PCBs)
(Universiti Malaysia Perlis, 2010-06-09)
Nowadays the waste PCBs
increasing sharply proportionally the
number of personal computers which is 5.7
million in 2005 and the predict amounts, it
will be increase to 11.5 Million in 2010
(Unit Perancangan Ekonomi, ...
Mechanical and thermal properties of chitosan-filled polypropylene composites: The effect of acrylic acid
(Society of Plastics Engineers, 2011-06)
The mechanical properties, morphology, and thermal properties of chitosan-filled polypropylene (PP) composites have been studied. The effect of the chemical modification of chitosan by acrylic acid treatment was also ...
Microstructure study between lightweight aggregates and cement matrix
(Universiti Malaysia Perlis, 2010-06-09)
This paper presents a study of
lightweight aggregates microstructure using
Scanning Electron Microscope with Energy
Dispersive Spectrometer (SEM-EDS). This
paper examined the topography of the
interfacial zone and the ...
Theoretical investigation for Li2CuSb as multifunctional materials: Electrode for high capacity rechargeable batteries and novel materials for second harmonic generation
(Elsevier B.V., 2011-07-28)
Based on the first-principles electronic structure calculations, we predict that Li2CuSb should be good electrode materials for high capacity rechargeable batteries and novel materials for second harmonic generation. This ...
Electronic band structure and optical properties of titanium oxyphosphates Li0.50Co0.25TiO(PO4) single crystals: An ab-initio calculations
(Elsevier Inc., 2011-08)
From the refined atomic positions obtained by Belmal et al. (2004) using X-ray diffraction for Li0.50Co0.25TiO(PO4), we have performed a structural optimization by minimizing the forces acting on the atoms keeping the ...
The effects of recycled acrylonitrile butadiene rubber content and maleic anhydride modified polypropylene (PPMAH) on the mixing, tensile properties, swelling percentage and morphology of polypropylene/recycled acrylonitrile butadiene rubber/rice husk powder (PP/NBRr/RHP) composites
(Taylor & Francis Group, 2010-09-13)
The effect of recycled acylonitrile butadiene rubber (NBRr) content and PPMAH as a compatibilizer on the properties of PP/NBRr/RHP composites were examined using a Haake Rheomix at 180°C, 60 rpm for 9 min. Results showed ...
Effects of elevated temperatures on the thermal behavior and mechanical performance of fly ash geopolymer paste, mortar and lightweight concrete
(Elsevier, 2014-01)
This paper reports a comparative study of the influence of elevated temperature on geopolymer paste, mortars and lightweight aggregate geopolymer concrete (LWAGC) systems made by using fly ash (FA) as only source material. ...
Photoelectrical properties and the electronic structure of Tl 1-xIn1-xSnxSe2 (x = 0, 0.1, 0.2, 0.25) single crystalline alloys
(Royal Society of Chemistry, 2013-05-14)
Photoelectrical properties of Tl1-xIn1-xSn xSe2 single crystalline alloys (x = 0, 0.1, 0.2, 0.25) grown using the Bridgman-Stockbarger method were studied. The temperature dependence of electrical and photoconductivity for ...
Microstructure study on optimization of high strength fly ash based geopolymer
(Trans Tech Publications, 2012)
The compressive strength and microstructural characteristics of fly ash based geopolymer with alkaline activator solution were investigated. The sodium hydroxide and sodium silicate were mixed together to form an alkaline ...