Hussin Kamarudin
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View article: Study on The Emulsion Stability of Tripropylene Glycol Diacrylate in Water
Study on The Emulsion Stability of Tripropylene Glycol Diacrylate in Water Open
Oil-in-water emulsion is thermodynamically unstable system that undergoes destabilization with time. The tripropylene glycol diacrylate (TPGDA) monomer which can potentially to increase the crosslink density of polymer blends is unstable i…
View article: Framing of space and place: an insight into George Town World Heritage Site, Penang, Malaysia
Framing of space and place: an insight into George Town World Heritage Site, Penang, Malaysia Open
In architecture and urban design, the meaning, interpretations, identities, and uses of space and place are contentious topics. By framing space, which becomes a mechanism for the authorised group to manage power, it is possible to program…
View article: Exploring Participatory Placemaking in Malaysia Using Embedded Ethnographies with Practitioners Approach
Exploring Participatory Placemaking in Malaysia Using Embedded Ethnographies with Practitioners Approach Open
The transition to a place-based approach in urban regeneration has heightened the significance of increasing inclusion and capability for participatory governance, collaborative planning, and implementation of projects. Within place brandi…
View article: Finite Element Analysis on Structural Behaviour of Geopolymer Reinforced Concrete Beam using Johnson-Cook Damage in ABAQUS
Finite Element Analysis on Structural Behaviour of Geopolymer Reinforced Concrete Beam using Johnson-Cook Damage in ABAQUS Open
This paper details a finite element analysis of the behaviour of Si-Al geopolymer concrete beam reinforced steel bar under an impulsive load and hyper velocity speed up to 1 km/s created by an air blast explosion. The initial torsion stiff…
View article: Effect of Naoh Molar Concentration on Microstructure and Compressive Strength of Dolomite/Fly Ash-Based Geopolymers
Effect of Naoh Molar Concentration on Microstructure and Compressive Strength of Dolomite/Fly Ash-Based Geopolymers Open
Dolomite can be used as a source of aluminosilicate to produce geopolymers; however, this approach is limited by its low reactivity. This study analyzes the viability of producing geopolymers using dolomite/fly-ash with sodium silicate and…
View article: The Effects of Various Concentrations of NaOH on the Inter-Particle Gelation of a Fly Ash Geopolymer Aggregate
The Effects of Various Concentrations of NaOH on the Inter-Particle Gelation of a Fly Ash Geopolymer Aggregate Open
Aggregates can be categorized into natural and artificial aggregates. Preserving natural resources is crucial to ensuring the constant supply of natural aggregates. In order to preserve these natural resources, the production of artificial…
View article: Role of Sintering Temperature in Production of Nepheline Ceramics-Based Geopolymer with Addition of Ultra-High Molecular Weight Polyethylene
Role of Sintering Temperature in Production of Nepheline Ceramics-Based Geopolymer with Addition of Ultra-High Molecular Weight Polyethylene Open
The primary motivation of developing ceramic materials using geopolymer method is to minimize the reliance on high sintering temperatures. The ultra-high molecular weight polyethylene (UHMWPE) was added as binder and reinforces the nepheli…
View article: Comparison of dynamic mechanical properties of non-superheated and superheated A357 alloys
Comparison of dynamic mechanical properties of non-superheated and superheated A357 alloys Open
The influence of superheat treatment on the microstructure and dynamic mechanical properties of A357 alloys has been investigated. The study of microstructure was performed by the optical microscope. Dynamic mechanical properties (storage …
View article: Thermal Exposure of Fly Ash-Metakaolin Blend Geopolymer with Addition of Monoaluminum Phosphate (MAP)
Thermal Exposure of Fly Ash-Metakaolin Blend Geopolymer with Addition of Monoaluminum Phosphate (MAP) Open
Recent research reveals that formulation of blended geopolymers based on the association of two aluminosilicate precursors had a better performance than one precursor geopolymers. This study presents a facile method to enhance the compress…
View article: Compressive Strength of Fly Ash Geopolymer Concrete by Varying Sodium Hydroxide Molarity and Aggregate to Binder Ratio
Compressive Strength of Fly Ash Geopolymer Concrete by Varying Sodium Hydroxide Molarity and Aggregate to Binder Ratio Open
The concentration of sodium hydroxide solution increased the reaction rate during geopolymerisation process and thus enhanced the development of early strength of concrete. While the percentage volume of aggregates played a vital role in t…
View article: Strength Development and Elemental Distribution of Dolomite/Fly Ash Geopolymer Composite under Elevated Temperature
Strength Development and Elemental Distribution of Dolomite/Fly Ash Geopolymer Composite under Elevated Temperature Open
A geopolymer has been reckoned as a rising technology with huge potential for application across the globe. Dolomite refers to a material that can be used raw in producing geopolymers. Nevertheless, dolomite has slow strength development d…
View article: Compressive strength and thermal conductivity of metakaolin geopolymers with anisotropic insulations
Compressive strength and thermal conductivity of metakaolin geopolymers with anisotropic insulations Open
This research investigated the properties of thermally insulating geopolymer prepared using waste filler (fibreboard and rubber) to act as anisotropic pore/insulation. The geopolymer matrix was synthesised using metakaolin and an alkaline …
View article: Effect of Solid-to-Liquid Ratio on Thin Fly Ash Geopolymer
Effect of Solid-to-Liquid Ratio on Thin Fly Ash Geopolymer Open
The present work studies the effect of solid-to-liquid (S/L) ratio on the properties of thin fly ash-based geopolymer. The fly ash geopolymers with dimension of 160 mm × 40 mm × 10 mm were synthesised by using various S/L ratios (1.5, 2.0,…
View article: Production of phytosterols mix from palm fatty acid distillate (PFAD) through multi-staged extraction processes
Production of phytosterols mix from palm fatty acid distillate (PFAD) through multi-staged extraction processes Open
Phytosterols is one of bio-active compounds that naturally present in vegetable oils and its by-products or derivatives. The source of phytosterols can be in the form of by-product that generated during the extraction of vitamin E and in t…
View article: Production of a bioadsorbent from oil palm kernel shell, and application for pollutants and colour removal in palm oil mill effluent final discharge
Production of a bioadsorbent from oil palm kernel shell, and application for pollutants and colour removal in palm oil mill effluent final discharge Open
In an effort to mitigate the palm oil mill effluent (POME) final discharge to the river water, palm kernel shell activated carbon has been identified as a promising adsorption technique for enhanced removal of pollutants (Biological Oxygen…
View article: Integrated production of prebiotic xylooligosaccharides and high value cellulose from oil palm biomass
Integrated production of prebiotic xylooligosaccharides and high value cellulose from oil palm biomass Open
Oil palm empty fruit bunch (OPEFB) fibre, which is the byproduct of fruits being stripped from the fresh fruit bunch in palm oil mill, was evaluated in terms of the production of xylooligosaccharides (XOs) and the solid residue was treated…
View article: Compressive Strength and Thermal Conductivity of Fly Ash Geopolymer Concrete Incorporated with Lightweight Aggregate, Expanded Clay Aggregate and Foaming Agent
Compressive Strength and Thermal Conductivity of Fly Ash Geopolymer Concrete Incorporated with Lightweight Aggregate, Expanded Clay Aggregate and Foaming Agent Open
This paper investigates the effect of incorporation of lightweight aggregate and foam in the preparation of lightweight aggregate geopolymer concrete (LWAGC) and lightweight aggregate foamed geopolymer concrete (LWAFGC). The geopolymer pas…
View article: Compressive Strength and Thermal Conductivity of Fly Ash Geopolymer Concrete Incorporated with Lightweight Aggregate, Expanded Clay Aggregate and Foaming Agent
Compressive Strength and Thermal Conductivity of Fly Ash Geopolymer Concrete Incorporated with Lightweight Aggregate, Expanded Clay Aggregate and Foaming Agent Open
This paper investigates the effect of incorporation of lightweight aggregate and foam in the preparation of lightweight aggregate geopolymer concrete (LWAGC) and lightweight aggregate foamed geopolymer concrete (LWAFGC). The geopolymer pas…
View article: Thermal Insulation Properties of Insulated Concrete
Thermal Insulation Properties of Insulated Concrete Open
In building development, concrete is world most reliable, durable and versatile in construction materials. However, the heating and cooling system of the building is influenced by outside temperature due to extreme weather or areas conditi…
View article: MOOCs as Disruptive Innovation in Higher Education
MOOCs as Disruptive Innovation in Higher Education Open
The advancement of technology in higher education is always perceived as a valuable innovation that create better impact to the society. The advent of the Internet for instance, has magnificently created important features in learning envi…
View article: GEOPOLYMER CONCRETE STEEL BAR REINFORCEMENT RESPONSE AGAINST EXPLOSIVE AIR BLAST
GEOPOLYMER CONCRETE STEEL BAR REINFORCEMENT RESPONSE AGAINST EXPLOSIVE AIR BLAST Open
The application on non-cementious concrete are widely discovered for industry as to enhance the use of waste material, fly ash. Fly ash known as geopolymer binder which can improve the mechanical performance of the concrete and reinforceme…
View article: The Influence of Pre-Heated Treatment to Improve Adhesion Bond Coating Strength of Fly Ash Based Geopolymer Ceramic
The Influence of Pre-Heated Treatment to Improve Adhesion Bond Coating Strength of Fly Ash Based Geopolymer Ceramic Open
The study focus on effect of pre-heated ceramic surface on the adhesion bond strength between geopolymer coating coating and ceramic substrates. Ceramic substrates was pre-heated at different temperature (400 °C, 600 °C, 800 °C and 1000 °C…
View article: Effect of Sodium Hydroxide Molarity on Physical, Mechanical and Thermal Conductivity of Metakaolin Geopolymers
Effect of Sodium Hydroxide Molarity on Physical, Mechanical and Thermal Conductivity of Metakaolin Geopolymers Open
In the present work, the effect of different sodium hydroxide (NaOH) molarity (6M, 8M, 10M, 12M and 14M) on the physical, mechanical and thermal conductivity of metakaolin geopolymers (MkGPs) was investigated. Geopolymers were prepared by …
View article: Effect of Alkali Concentration on Fly Ash Geopolymers
Effect of Alkali Concentration on Fly Ash Geopolymers Open
This paper presents the effect of NaOH concentration on fly ash geopolymers with compressive up to 56 MPa at 12M. The physical and mechanical on fly ash geopolymer are investigated. Test results show that the compressive strength result co…
View article: CCDC 861188: Experimental Crystal Structure Determination
CCDC 861188: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: The Effect of Brief Cognitive Behavioural Therapy Group Intervention on Self Esteem among Drug Users
The Effect of Brief Cognitive Behavioural Therapy Group Intervention on Self Esteem among Drug Users Open
Self-esteem is related to the individuals understanding and accepting the existing character and attitude to themselves. Failure to understand and accept their own strengths and weaknesses and in the same time do not have the skills to cop…
View article: Screening Drug, Alcohol and Substance Abuse the Psychometric Measures
Screening Drug, Alcohol and Substance Abuse the Psychometric Measures Open
Urinalysis was used in previous studies among higher institution students (n=16252) in Malaysia to answer the question of whether university students are involved in drug abuse. However, the use of urinalysis had faced some problems. The p…
View article: Perception of Teacher on Cooperative Learning
Perception of Teacher on Cooperative Learning Open
The participation of students in the process of learning is one of the keys to ensure effective learning outcomes either in terms of knowledge or skill. However, teacher-centred teaching methods which have been practiced in this country af…
View article: Effect of fly ash/alkaline activator ratio on fly ash geopolymer artificial aggregate
Effect of fly ash/alkaline activator ratio on fly ash geopolymer artificial aggregate Open
This research was conducted to study the effect of fly ash on alkaline activator ratio to the fly ash geopolymer artificial aggregate. The raw material used is fly ash, sodium silicate and sodium hydroxide. This research involves four diff…
View article: The Influence of Sintering Method on Kaolin-Based Geopolymer Ceramics with Addition of Ultra High Molecular Weight Polyethylene as Binder
The Influence of Sintering Method on Kaolin-Based Geopolymer Ceramics with Addition of Ultra High Molecular Weight Polyethylene as Binder Open
The influence of sintering method on kaolin-based geopolymer ceramics with addition of Ultra High Molecular Weight Polyethylene as binder were studied. Geopolymer were formed at room temperature from kaolin and sodium silicate in a highly …