Performance of plastic wastes in fiber-reinforced concrete beams
- F. KhalidJ. IrwanM. IbrahimN. OthmanS. Shahidan
- 1 September 2018
Materials Science, Engineering
Factors Affecting Carbonation Depth in Foamed Concrete Bricks for Accelerate CO2 Sequestration
- A. AlshalifJ. M. Irwan S. A. Sabah
- 4 October 2021
Environmental Science, Engineering
Foamed concrete bricks (FCB) have high levels of porosity to sequestrate atmospheric CO2 in the form of calcium carbonate CaCO3 via acceleration of carbonation depth. The effect of density and curing…
Optimisation of self-healing of bio-foamed concrete bricks pores using Bacillus tequilensis under different temperature and CO2 curing conditions
- A. AlshalifM. Juki S. A. Sabah
- 17 February 2022
Environmental Science, Engineering
The self-healing of bio-concrete cracks and pores have been utilised worldwide to improve the properties of bio-concrete using different types of bacteria. Meanwhile, no published research was…
Review of Carbon Dioxide (CO2) Sequestration in Bio-Concrete
- M. ArifJ. M. IrwanN. OthmanA. Alshalif
- 2021
Environmental Science, Engineering
Optimization of Bio-Foamed Concrete Brick Strength via Bacteria Based Self-Healing and Bio-Sequestration of CO2
- A. AlshalifJ. M. Irwan S. A. Abo Sabah
- 1 August 2021
Environmental Science, Engineering
The use of B. tequilensis in B-FCB improved the compressive strength by 35.5% compared to the foamed concrete brick (FCB) after 28 days, as deduced from the following conditions: 10% CO2, 3 × 107 cell/mL of B, 27 °C of T and 1800 kg/m3 of D after 28 Days.
Properties of Sand Cement Brick Containing Quarry Dust (SCBQD) and Bacteria Strain
Sand cement brick among favorable building material for low cost house construction due to its low price. Technology development in building material already explored varies waste to be added in…
Cracking Propagation of Reinforced Concrete Using Polyethylene Terephtalate (PET) Bottles as Fine Aggregate
- J. IrwanM.M.K. Annas S. Faisal
- 1 March 2014
Materials Science, Engineering
This paper describes the experimental investigation on the cracking propagation and pattern of reinforced concrete beam containing PET aggregate as fine aggregate that subjected to shear. The…
Biocalcification using Ureolytic Bacteria (UB) for strengthening Interlocking Compressed Earth Blocks (ICEB)
- M. M. ZamerJ. M. Irwan T. Teddy
- 1 February 2018
Environmental Science, Engineering
Interlocking compressed earth blocks (ICEB) are soil based blocks that allows for mortarless construction. This characteristic resulted to faster the process of building walls and required less…
Bent-Up Triangular Tab Shear Transfer (BTTST) Enhancement in Cold-Formed Steel-Concrete Composite Beams: Formulation of Design Equation
- J. M. IrwanA. H. HanizahIbrahim AzmiN. Othman
- 12 July 2011
Engineering, Materials Science
An experimental program was conducted to study the strength and behaviour of a bent-up tabs shear transfer enhancement. Sixty eight push-out test specimens of cold-formed steel lipped channel…
Isolation and Identification of Concrete Environment Bacteria
- J. M. IrwanL. H. AnnezaN. OthmanT. HusnulA. Alshalif
- 1 July 2016
Environmental Science, Biology
The isolation and enrichment of the bacteria was done successfully, and the results for bacteria identification showed that the isolated bacteria strains are Bacillus sp and Enterococus faecalis.
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