Materials for production of high and ultra-high performance concrete: Review and perspective of possible novel materials

MT Marvila, ARG de Azevedo, PR de Matos… - Materials, 2021 - mdpi.com
This review article proposes the identification and basic concepts of materials that might be
used for the production of high-performance concrete (HPC) and ultra-high-performance …

Effect of Si/Al molar ratio on the strength behavior of geopolymer derived from various industrial waste: A current state of the art review

J Liu, JH Doh, HL Dinh, DEL Ong, G Zi, I You - Construction and Building …, 2022 - Elsevier
Geopolymer, also termed as alkali-activated material (AAM), is a promising concrete
technology having the advantages of low carbon emission and resource reclamation …

[HTML][HTML] Shrinkage mitigation, strength enhancement and microstructure improvement of alkali-activated slag/fly ash binders by ultrafine waste concrete powder

G Liang, T Liu, H Li, K Wu - Composites Part B: Engineering, 2022 - Elsevier
The reuse of waste concrete powder (WCP) in the synthesis of alkali-activated binder (AAB)
composites has never been investigated. Herein, this paper reports the study about the …

Alkali-activated materials partially activated using flue gas residues: An insight into reaction products

MR Ahmad, M Khan, A Wang, Z Zhang… - Construction and Building …, 2023 - Elsevier
This study explored the feasibility of using flue gas residues (FGR) and commercial sodium
silicate (CSS) as hybrid activators (HA) to prepare alkali-activated materials (AAMs). The …

[HTML][HTML] Study of acidic degradation of alkali-activated materials using synthetic C-(N)-ASH and NASH gels

Y Wang, Y Cao, Z Zhang, J Huang, P Zhang… - Composites Part B …, 2022 - Elsevier
Alkali-activated materials (AAMs) are usually recognized having better acid resistance
compared to ordinary Portland cement (OPC), however, the detailed mechanism has not …

[HTML][HTML] Metakaolin-based geopolymers: Relation between formulation, physicochemical properties and efflorescence formation

MA Longhi, ED Rodriguez, B Walkley, Z Zhang… - Composites Part B …, 2020 - Elsevier
The efflorescence formation in metakaolin-based geopolymers is assessed in this study to
provide a better understanding of the effect of the synthesis parameters. Efflorescence …

[HTML][HTML] Investigation on dynamic mechanical properties of fly ash/slag-based geopolymeric recycled aggregate concrete

Z Tang, W Li, VWY Tam, Z Luo - Composites Part B: Engineering, 2020 - Elsevier
By harnessing the benefits from both construction and demolition waste recycling and
geopolymer binders, geopolymeric recycled aggregate concrete (GRAC) can contribute to …

Workability, autogenous shrinkage and microstructure of alkali-activated slag/fly ash slurries: Effect of precursor composition and sodium silicate modulus

L Luo, W Yao, G Liang, Y Luo - Journal of Building Engineering, 2023 - Elsevier
The alkali-activated slag/fly ash system is used as a cementitious material to instead of
ordinary Portland cement and has good application prospects for recycling various solid …

Flame resistance of geopolymer foam coatings for the fire protection of steel

J Sarazin, CA Davy, S Bourbigot, G Tricot… - Composites Part B …, 2021 - Elsevier
This research investigates the fire resistance of novel geopolymer (GP) foams, based on
alkali-activated metakaolin and silica fume (SF). Fresh GP foams are applied as coatings on …

[HTML][HTML] Waterproof geopolymer composites modified by hydrophobic particles and polydimethylsiloxane

S Ruan, S Chen, J Lu, Q Zeng, Y Liu, D Yan - Composites Part B …, 2022 - Elsevier
Geopolymer is a green porous aluminosilicate material that can be tailored with fillers and
additives to achieve various functions. In this work, waterproof geopolymer composites …