Mohd Mustafa Al Bakri Abdullah, Prof. Dr.: Recent submissions
Now showing items 181-200 of 265
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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. ... -
New processing method of kaolin-based geopolymer brick by using geopolymer brick machine
(Trans Tech Publications, 2014-01)With increased activity in construction, deficiency of building materials and construction waste improvements have encouraged the development of new building materials. Conventional construction bricks are usually made ... -
Thermal expansion behavior of the electroless copper coated Cu-SiCp composites fabricated via the conventional powder metallurgical technique
(Trans Tech Publications, 2014-01)The introduction of the metal matrix composites as the advanced electronic packaging materials is highly anticipated because their thermal properties can be engineered to match those of semiconductors, ceramics substrates ... -
Study of concrete using modified polystyrene coarse aggregate
(Trans Tech Publications, 2013)Polymer recycling has received a great deal of attention in recent years. At the present time, small percentages of polymer wastes in Malaysia are being recycled. The recycling process has typically consisted of reprocessing ... -
Strength of concrete with ceramic waste and quarry dust as aggregates
(Trans Tech Publications, 2013)This research focuses on a study of the strength of concrete with ceramic waste as coarse aggregate and quarry dust as fine aggregate. The sources of ceramic waste and quarry dust are obtained from the industrial in Malaysia. ... -
Strength of concrete based cement using recycle ceramic waste as aggregate
(Trans Tech Publications, 2013)The main focus of this research is to study the strength of concrete with ceramic waste as coarse aggregate. The sources of ceramic waste are obtained from the industrial in Malaysia. Presently, in ceramics industries the ... -
Mechanical properties of polymer composites with sugarcane bagasse filler
(Trans Tech Publications, 2013)Natural fibers reinforced polymer composites have gained more interest because of their biodegradable, light weight, less expensive sources, easy processing, high specific modulus and also environmentally friendly appeal. ... -
Study on refractory materials application using geopolymer processing
(American Scientific Publishers, 2013-01)Geopolymer is cementitious binders that do not require the presence of ordinary Portland cement (OPC). Class F fly ash with geopolymer formulations prepared with an alkaline activator (mixture of Na2SiO3 and NaOH solutions) ... -
Mechanical properties of ZTA composite using cold isostatic pressing and uniaxial pressing
(Trans Tech Publications, 2013)Alumina-zirconia composite is an engineering material with a great potential to be develop for application as high temperature resistance structural material. In this research, zirconia toughness alumina (ZTA) was produced ... -
Study on fly ash based geopolymer for coating applications
(Trans Tech Publications, 2013)Geopolymer is cementitious binders that do not require the presence of ordinary Portland cement (OPC). Fly ash with geopolymer formulations prepared with mixing alumino-silicate with the alkaline activator solution has ... -
Reviews on the Geopolymer materials for coating application
(Scientific.Net, 2012-12)The application of geopolymer has been expand in many areas where before this it only used for the production of cement and concrete. One of the new applications of geopolymer is for coating. Metakaolin, fly ash and ... -
Alteration in the microstructure of fly ash geopolymer upon exposure to elevated temperatures
(Trans Tech Publications, 2013)This paper represents the mechanical and microstructure changes in geopolymeric material synthesized by the alkali activation of locally source fly ash at high temperatures of 400, 600 and 800 °C. The high compressive ... -
Comparison of geopolymer fly ash and ordinary Portland cement to the strength of concrete
(American Scientific Publishers, 2013-12)The aim of this study is to evaluate the effect of various fly ash: aggregate ratios by using fly ash (FA) based geopolymer compared to ordinary Portland cement (OPC) on the compressive strength of concrete. The different ... -
Mechanical and microstructural evaluations of lightweight aggregate geopolymer concrete before and after exposed to elevated temperatures
(MDPI, Basel, Switzerland, 2013)This paper presents the mechanical and microstructural characteristics of a lightweight aggregate geopolymer concrete (LWAGC) synthesized by the alkali-activation of a fly ash source (FA) before and after being exposed to ... -
Effect of alkali concentration on mechanical properties of kaolin geopolymers
(Procema SA, 2012)Alkali concentration is the most significant factor in geopolymerization process that must be taken into consideration during the synthesis of kaolin geopolymers. The kaolin geopolymers were prepared by mixing kaolin and ... -
Potential of marine clay as raw material in geopolymer composite
(Scientific.Net/Trans Tech Publications, 2012-12)In this research, marine clays has been studied its potential as a matrix composite materials that tend to be used as alternative materials to concrete. The study shows that marine clays which mixed with appropriate ... -
Research development of solder materials and its intermetallic compound (IMC) study
(Scientific.Net/Trans Tech Publications, 2012-12)Nowadays, the formation and the subsequent growth of the intermetallic compounds (IMCs) and the development of new lead-free solder systems is a major issue in soldering. The excessive growth formation of intermetallic ... -
Research advances of composite solder material fabricated via powder metallurgy route
(Scientific.Net/Trans Tech Publications, 2012-12)Researches and studies on composite solder have been done by many researchers in an effort to develop viable lead-free solders which can replace the conventional lead-based solders as lead is considered as toxic. Solder ... -
The effect of curing time on the properties of fly ash-based geopolymer bricks
(Scientific.Net/Trans Tech Publications, 2012-12)This paper reports the results of an experimental work conducted to investigate the effect of curing conditions on the properties of fly ash-based geopolymer bricks prepared by using fly ash as base material and combination ... -
Reviews on the properties of aggregates made with or without geopolymerisation method
(Scientific.Net/Trans Tech Publications, 2012-12)Aggregates are popular for use in concrete and lightweight concrete applications. Recent research shows that the by-product materials such as fly ash can be used as raw material in producing aggregates and lightweight ...