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A review: Reaction mechanism and strength of slag and fly ash-based alkali-activated materials
Alkali-activated materials (AAM) are known to be environmentally friendly alternatives to
cement-based materials because they can potentially reduce greenhouse gas emissions …
cement-based materials because they can potentially reduce greenhouse gas emissions …
[HTML][HTML] Hydration characteristics and microstructure of alkali-activated slag concrete: a review
Q Fu, M Bu, Z Zhang, W Xu, Q Yuan, D Niu - Engineering, 2023 - Elsevier
Alkali-activated slag concrete (AASC) is a new green building material. The amount of CO 2
produced by AASC is 1/5th of that produced by ordinary Portland cement concrete (OPCC) …
produced by AASC is 1/5th of that produced by ordinary Portland cement concrete (OPCC) …
Geopolymer concrete durability subjected to aggressive environments–A review of influence factors and comparison with ordinary Portland cement
K Chen, D Wu, L **a, Q Cai, Z Zhang - Construction and Building Materials, 2021 - Elsevier
Although ordinary Portland cement (OPC) is the main raw material of concrete, its production
pollutes the atmosphere and wastes a large amount of energy, which does not meet the …
pollutes the atmosphere and wastes a large amount of energy, which does not meet the …
[HTML][HTML] Eco-friendly fibre reinforced geopolymer concrete: A critical review on the microstructure and long-term durability properties
W Li, ED Shumuye, T Shiying, Z Wang… - Case Studies in …, 2022 - Elsevier
The environmental impact caused by the production process of ordinary Portland cement
(OPC) concrete is a major challenge that requires demanding solutions in the construction …
(OPC) concrete is a major challenge that requires demanding solutions in the construction …
Effect of silicate modulus and alkali content on the microstructure and macroscopic properties of alkali-activated recycled powder mortar
M Liu, D Yang, L Chen, G Chen, Z Ma - Construction and Building Materials, 2023 - Elsevier
The use of recycled powder (RP) as a green raw material to prepare alkali-activated
materials provides a promising approach for the sustainable utilization of construction waste …
materials provides a promising approach for the sustainable utilization of construction waste …
Effect of an alkali activators on the compressive strength and reaction mechanism of coal gangue-slag-fly ash geopolymer grouting materials
L Guo, J Liu, M Zhou, S An - Construction and Building Materials, 2024 - Elsevier
To enable effective raw coal gangue use, the effects of various alkali activators on coal
gangue-slag-fly ash geopolymer grouting material (CSFGM) were investigated. Results …
gangue-slag-fly ash geopolymer grouting material (CSFGM) were investigated. Results …
Modeling the chloride transport in concrete from microstructure generation to chloride diffusivity prediction
Pore structure characteristics of cementitious materials play a critical role in the transport
properties of concrete structures. This paper develops a novel framework for modeling …
properties of concrete structures. This paper develops a novel framework for modeling …
Drying shrinkage of one-part alkali-activated slag concrete
G Sadeghian, K Behfarnia, M Teymouri - Journal of Building Engineering, 2022 - Elsevier
The aim of this study was to evaluate the drying shrinkage of one-part alkali-activated slag
concrete (AASC) for up to 180 days that is influenced by mix design parameters. A total of 24 …
concrete (AASC) for up to 180 days that is influenced by mix design parameters. A total of 24 …
Chloride corrosion resistance of cement mortar with recycled concrete powder modified by nano-silica
X Liu, R Liu, X **e, J Zuo, K Lyu, SP Shah - Construction and Building …, 2023 - Elsevier
In the marine environment, the service life of coastal structures can be significantly reduced
on account of chloride corrosion. This study employed nano-silica (NS) to improve the …
on account of chloride corrosion. This study employed nano-silica (NS) to improve the …
Performances and microstructure of one-part fly ash geopolymer activated by calcium carbide slag and sodium metasilicate powder
J Yang, H Bai, X He, J Zeng, Y Su, X Wang… - … and Building Materials, 2023 - Elsevier
As the raw material of geopolymer, F-class fly ash (FFA) often needs strong alkali such as
NaOH to stimulate due to its low reactivity. In this study, FFA was refined and activated by a …
NaOH to stimulate due to its low reactivity. In this study, FFA was refined and activated by a …