Chooikim Lau

ORCID: 0000-0002-0411-705X
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Research Areas
  • Concrete and Cement Materials Research
  • Grouting, Rheology, and Soil Mechanics
  • Innovative concrete reinforcement materials
  • Recycling and utilization of industrial and municipal waste in materials production
  • Magnesium Oxide Properties and Applications
  • Fiber-reinforced polymer composites
  • Geotechnical Engineering and Soil Stabilization
  • Lignin and Wood Chemistry
  • Geomechanics and Mining Engineering
  • Hygrothermal properties of building materials
  • Asphalt Pavement Performance Evaluation
  • Water-Energy-Food Nexus Studies
  • Polymer composites and self-healing
  • Phase Change Materials Research
  • Innovations in Concrete and Construction Materials
  • Microbial Applications in Construction Materials
  • Advanced ceramic materials synthesis
  • Pickering emulsions and particle stabilization
  • Smart Materials for Construction
  • Rock Mechanics and Modeling
  • Perovskite Materials and Applications
  • Wind and Air Flow Studies
  • Aerogels and thermal insulation
  • Water Systems and Optimization
  • Adsorption and Cooling Systems

University of Wyoming
2021-2025

Wyoming Department of Education
2023-2025

This paper presents a comprehensive study of the impacts three governing factors: Alkaline concentration, curing temperature and period on mechanical properties geopolymer that include uniaxial compressive strength, Poisson’s ratio, Young’s modulus elasticity. As literature review indicates, most previous research studies were focused effect single factor, while there is lack to simultaneously investigate combined effects all these factors, especially in systematic experimental setup....

10.1016/j.clema.2021.100002 article EN cc-by-nc-nd Cleaner Materials 2021-07-31

Common building products, i.e., thin brick and stone veneer, add the look of walls or enduring charm natural stones into buildings houses without imposing a substantial increase in structural load. This study investigates mechanical strength, durability, economic feasibility producing innovative char-based bricks veneers. The vacuum treated with hydrophobic liquid exhibits water absorption rates within 4–7% range, displays durability against 50 freeze–thaw (F-T) cycles, maintains saturation...

10.3390/su16051854 article EN Sustainability 2024-02-23

10.1016/j.cemconcomp.2023.105117 article EN publisher-specific-oa Cement and Concrete Composites 2023-05-03

Paving blocks are widely used in engineering construction for durable pavement surfaces characterized by their interlocking capability to enhance structural integrity. This study explores the potential use of char as a byproduct from coal pyrolysis and an alternative raw material natural aggregates developing paving blocks, aiming reduce associated environmental issues with uncontrolled excessive mining resources. finds made have required properties mentioned ASTM standard C936. Trass...

10.3390/buildings14051275 article EN cc-by Buildings 2024-05-01

Cement soil stabilization is widely used in civil engineering to improve the performance of soils subjected freeze–thaw (F–T), wet–dry (W–D), and sulfate attack (SA). Due negative impacts associated with manufacturing cement, development eco-friendly sustainable additives highly desirable. Coal-derived char a cost-effective byproduct coal pyrolysis process. In this study, influence on mineralogical, microstructural, physical, mechanical properties cement stabilized (with contents 0%–20%...

10.1139/cgj-2023-0626 article EN Canadian Geotechnical Journal 2024-05-03

Coal char, as a sustainable and eco-friendly material, holds significant potential for use in new construction materials, specifically, coal char-based bricks. This study employed the pre-pressing method to create char bricks containing high content of 70%. The impact various curing temperatures (20, 40, 60 °C), humidity levels (15% 90%), pressing pressures (3.5, 7, 10 MPa) on density, X-ray diffraction, compressive strength, thermal conductivity samples were examined. addition...

10.1016/j.cscm.2023.e02529 article EN cc-by-nc-nd Case Studies in Construction Materials 2023-10-04

The heat of hydration is fundamental in understanding the mechanism cementitious materials, and temperature can significantly affect hydration. A recent study has shown that coal-derived char be used as a green additive for improving engineering properties conventional cement grout. However, impact on char-cement grout currently unknown. In this study, (with degree hydration) grouts at 5, 23, 35 °C are investigated. This reveals incorporating into enhances its temperatures ranging from 5 to...

10.1016/j.rinma.2024.100595 article EN cc-by-nc-nd Results in Materials 2024-06-18
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