Leong Sing Wong
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View article: Mechanical and mineralogical performance of sustainable cement composites with calcined palm oil leaf and calcined pine leaf Ash as supplementary cementitious materials
Mechanical and mineralogical performance of sustainable cement composites with calcined palm oil leaf and calcined pine leaf Ash as supplementary cementitious materials Open
The construction sector exerts a profound environmental burden, largely attributable to cement production, which represents a major source of global carbon emissions. In pursuit of sustainable alternatives, this study explores the utilisat…
View article: Synergistic enhancement of compression and post-crack response in GFRP-reinforced concrete slabs using CFRP laminates and sheets
Synergistic enhancement of compression and post-crack response in GFRP-reinforced concrete slabs using CFRP laminates and sheets Open
This paper explores the compressive behavior of concrete slabs to gain a clearer understanding of their compressive strength and deformation characteristics under loading. A series of experimental tests were carried out, in which the slabs…
View article: Performance characterization of VARI-processed plain-woven glass/jute hybrid epoxy composites for renewable energy infrastructures: Experimental–numerical synergy
Performance characterization of VARI-processed plain-woven glass/jute hybrid epoxy composites for renewable energy infrastructures: Experimental–numerical synergy Open
This study investigates the mechanical behavior and structural viability of hybrid woven glass–jute fiber-reinforced epoxy composites fabricated using the vacuum-assisted resin infusion (VARI) technique for potential use in renewable energ…
View article: Efficiency of Self-healing Microcapsules in Concrete Slabs Subjected to Low Velocity Impact Force
Efficiency of Self-healing Microcapsules in Concrete Slabs Subjected to Low Velocity Impact Force Open
Plentiful modern buildings in urban and rural zones, especially buildings constructed from reinforced concrete (RC) materials, were exposed to severe defects such as spalling and delamination as the years progressed. The most used method t…
View article: Comparative evaluation of the performance properties of resin-infused plain-woven jute reinforced thermoset composites for energy infrastructure: Experimental analysis, finite element modelling and statistical validation
Comparative evaluation of the performance properties of resin-infused plain-woven jute reinforced thermoset composites for energy infrastructure: Experimental analysis, finite element modelling and statistical validation Open
This study presents a comprehensive experimental and numerical evaluation of resin-infused plain-woven jute fiber composites reinforced with thermoset epoxy and polyester matrices in 2-, 4-, and 6-ply configurations, produced via vacuum-as…
View article: A holistic review of nanomaterials in strain-hardening cementitious composites: Insights into micro- and macromechanical, deformation, smart, and durability properties
A holistic review of nanomaterials in strain-hardening cementitious composites: Insights into micro- and macromechanical, deformation, smart, and durability properties Open
Strain-hardening cementitious composites (SHCC) are rapidly gaining popularity as building materials because of their remarkable ductility, increased tensile strain capacity, and controlled saturated microcrack propagation with tight crack…
View article: Sustainable foam glass property prediction using machine learning: A comprehensive comparison of predictive methods and techniques
Sustainable foam glass property prediction using machine learning: A comprehensive comparison of predictive methods and techniques Open
Foam glass (FG) is characterized by its lightweight structure and exceptional insulating properties, making it a highly suitable material for a wide range of applications. It is produced by foaming molten glass, resulting in a cellular str…
View article: Evaluating Axial Strength of Cold-formed C-Section Steel Columns Filled with Green High-performance Concrete
Evaluating Axial Strength of Cold-formed C-Section Steel Columns Filled with Green High-performance Concrete Open
Concrete-filled steel tube (CFST) columns that experience outward local buckling under high axial stress remain a significant concern, particularly when thin steel sections are used, as opposed to semi-compact and compact sections. This st…
View article: Investigating Mechanical Properties of Metakaolin-Based Geopolymer Concrete Optimized with Wastepaper Ash and Plastic Granules
Investigating Mechanical Properties of Metakaolin-Based Geopolymer Concrete Optimized with Wastepaper Ash and Plastic Granules Open
This study develops an environmentally friendly geopolymer concrete (GPC) using wastepaper ash (WPA) and high-density polyethylene (HDPE) granules, addressing environmental challenges such as wastepaper and HDPE disposal and CO2emissions f…
View article: Finite Element Analysis of Stress Distribution in Alkali-Peroxide Treated Epoxy Composites with Various Woven Cotton Structures
Finite Element Analysis of Stress Distribution in Alkali-Peroxide Treated Epoxy Composites with Various Woven Cotton Structures Open
The poor surface properties of woven epoxy-cotton composite structures have limited their use in industrial applications. Existing solutions using single treatment processes have been developed to address the challenges but have recorded a…
View article: Effect of silica fume and glass powder for enhanced impact resistance in GGBFS-based ultra high-performance geopolymer fibrous concrete: An experimental and statistical analysis
Effect of silica fume and glass powder for enhanced impact resistance in GGBFS-based ultra high-performance geopolymer fibrous concrete: An experimental and statistical analysis Open
Solid waste recycling is an economically sound strategy for preserving the environment, safeguarding natural resources, and diminishing the reliance on raw material consumption. Geopolymer technology offers a significant advantage by enabl…
View article: Effective microorganism solution-imbued sustainable self-curing concrete: Evaluation of sorptivity, drying shrinkage and expansion
Effective microorganism solution-imbued sustainable self-curing concrete: Evaluation of sorptivity, drying shrinkage and expansion Open
Production of various concrete elements at early ages requires careful water curing to ensure the development of a hydration reaction that fills and discontinues the capillary voids, thus achieving the desired strength of the hydrated prod…
View article: Optimizing sulfate and acid resistance in rubberized engineered cementitious composite with graphene oxide-pretreated crumb rubber: A response surface methodology approach
Optimizing sulfate and acid resistance in rubberized engineered cementitious composite with graphene oxide-pretreated crumb rubber: A response surface methodology approach Open
Crumb rubber (CR) pretreatment methods effectively mitigate mechanical strength loss in cementitious composites. Yet, their impact on composite durability remains underinvestigated. This study examines the effect of CR pretreatment with gr…
View article: Composites techniques optimization and finite element analysis of kenaf fiber reinforced epoxy nonwoven composite structures for renewable energy infrastructure
Composites techniques optimization and finite element analysis of kenaf fiber reinforced epoxy nonwoven composite structures for renewable energy infrastructure Open
In exploring the viability of kenaf fiber-reinforced epoxy nonwoven composites (KFRECs) for renewable energy infrastructure, the optimization of their manufacturing techniques for maximum performance remains a significant research gap. Thi…
View article: Mechanical and thermal characterization of resin-infused cotton fabric/epoxy composites: Influence of woven construction parameters and surface treatments
Mechanical and thermal characterization of resin-infused cotton fabric/epoxy composites: Influence of woven construction parameters and surface treatments Open
This study explores the mechanical and thermal characterization of epoxy-based composites reinforced with chemically modified woven cotton fabrics using the resin infusion technique. The woven fabrics construction parameters were varied in…
View article: Strength and Chemical Characterization of Ultra High-Performance Geopolymer Concrete: A Coherent Evaluation
Strength and Chemical Characterization of Ultra High-Performance Geopolymer Concrete: A Coherent Evaluation Open
The objective of this review article is to analyze published data encompassing compressive strength, tensile strength, elastic modulus, and flexural strength, as well as the utilization of scanning electron microscopy (SEM), energy dispers…
View article: An Evaluative Review of Recycled Waste Material Utilization in High-Performance Concrete
An Evaluative Review of Recycled Waste Material Utilization in High-Performance Concrete Open
The disposal of waste materials and their adverse effects on the environment have become a worldwide concern, disturbing the fragile ecological equilibrium. With growing awareness of sustainability in the construction industry, it is of gr…
View article: An Elucidative Review of the Nanomaterial Effect on the Durability and Calcium-Silicate-Hydrate (C-S-H) Gel Development of Concrete
An Elucidative Review of the Nanomaterial Effect on the Durability and Calcium-Silicate-Hydrate (C-S-H) Gel Development of Concrete Open
Concrete as a building material is susceptible to degradation by environmental threats such as thermal diffusion, acid and sulphate infiltration, and chloride penetration. Hence, the inclusion of nanomaterials in concrete has a positive ef…
View article: Performance of reinforced concrete flat slab strengthened with CFRP for punching shear
Performance of reinforced concrete flat slab strengthened with CFRP for punching shear Open
Existing reinforced concrete (RC) slabs need punching shear reinforcement due to design defects, structural damage, increased loading, corroded reinforcement bars, and change in the use or function of the buildings. Strengthening methods s…
View article: Pozzolanic characterization of waste newspaper ash as a supplementary cementing material of concrete cylinders
Pozzolanic characterization of waste newspaper ash as a supplementary cementing material of concrete cylinders Open
The landfill disposal of waste newspapers has triggered an environmental concern that must be addressed. The ink from the waste newspaper is toxic and could be leached out of the waste newspapers by rainwater at landfill sites, causing wat…
View article: Sustainable Development Perspectives of Solar Energy Technologies with Focus on Solar Photovoltaic—A Review
Sustainable Development Perspectives of Solar Energy Technologies with Focus on Solar Photovoltaic—A Review Open
This study examines the sources of energy related carbon dioxide (CO2) emissions, the hazards of climate change and greenhouse gas (GHG) emissions, the global solar energy potential, renewable energy sustainability indicators, impediments,…