Browsing Center of Excellence for Geopolymer and Green Technology (CEGEOGTECH) (Articles) by Issue Date
Now showing items 41-60 of 130
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Development of nano-material (nano-silver) in electronic components application
(AENSI Publisher All rights reserved, 2013-10)This paper presents the development of nano-material in electronic components especially in Plastic Leaded Chip Carrier (PLCC) application. The effect of nano-material in Plastic Leaded Chip Carrier (PLCC)will improve ... -
First-principles study of the electronic structure, charge density, Fermi surface and optical properties of zintl phases compounds Sr2ZnA 2 (A=P, As and Sb)
(Elsevier Ltd., 2013-11)We present first-principles calculations of the electronic structure, Fermi surface, electronic charge density and optical properties of Sr 2ZnA2 (A=P, As and Sb) based on density-functional theory using the local density ... -
Linear and nonlinear optical susceptibilities and the hyperpolarizability of borate LiBaB9O15 single-crystal: theory and experiment
(American Chemical Society, 2013-11)The single-crystal borate LiBaB9O15 was synthesized by a high-temperature solution reaction and structurally determined by the single-crystal X-ray diffraction technique. It crystallizes in the noncentrosymmetric space ... -
The electronic structure, electronic charge density and optical properties of the diamond-like semiconductor Ag2ZnSiS4
(Springer Berlin Heidelberg, 2013-11)The electronic structure, electronic charge density and optical properties of the diamond-like semiconductor Ag2ZnSiS4 compound with the monoclinic structure have been investigated using a full-relativistic version of the ... -
Electrical behaviour of MEH-PPV based diode and transistor
(Elsevier Ltd., 2013-11)The potential of organic semiconductor based devices for light generation is demonstrated by the commercialisation of display technologies using organic light emitting diode (OLED). In OLED, organic materials plays an ... -
Surface modification via wet chemical etching of single-crystalline silicon for photovoltaic application
(Elsevier Ltd., 2013-11)The potential of solar cells have not been fully tapped due to the lack of energy conversion efficiency. There are three important mechanisms in producing high efficiency cells to harvest solar energy; reduction of light ... -
Comparative study on human and bovine AT-SC isolation methods
(Elsevier Ltd., 2013-11)Mammalian adipose tissue derived stem cells (AT-SC) have a tremendous potential in regenerative medicine for tissue engineering and somatic nuclear transfer (SNT). The isolation methods of human and bovine adipose tissue ... -
First-principles study of structural stabilities, elastic and electronic properties of transition metal monocarbides (TMCs) and mononitrides (TMNs)
(Elsevier Ltd., 2013-12)The structural stabilities, elastic and electronic properties of 5d transition metal mononitrides (TMNs) XN with (X = Ir, Os, Re, W and Ta) and 5d transition metal monocarbides (TMCs) XC with (X = Ir, Os, Re and Ta) were ... -
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 ... -
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 ... -
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 ... -
On the structure of shape memory alloys
(Trans Tech Publications, 2013-12)The paper presents the obtaining of shape memory alloys, base copper and a diffractometer and microscopic study on some samples. The study was made on CuZnAl samples, obtained by classic casting and educated. The shape ... -
A study of liberation and separation process of metals from printed circuit boards (PCBS) scraps
(Trans Tech Publications, 2013-12)Since the metallic elements are covered with or encapsulated by various plastic or ceramic materials on printed circuit boards (PCBs), a pre-treatment process allowing their liberation and separation is first needed in ... -
A study on relationship between porosity and compressive strength for geopolymer paste
(Trans Tech Publications, 2013-12)This paper presents a study on the relationship between porosity and compressive strength for geopolymer paste. In this research, geopolymer paste was made from fly ash class F based geopolymer mixed with alkaline activator; ... -
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 ... -
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 ... -
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 ... -
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, ... -
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 ... -
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 ...