Recycling of red mud and flue gas residues in geopolymer aggregates (GPA) for sustainable concrete

LP Qian, MR Ahmad, JC Lao, JG Dai - Resources, Conservation and …, 2023 - Elsevier
This study proposed simultaneous utilization of red mud (RM) and flue gas residues (FGR)
as a partial replacement of traditional precursors and energy-intensive activators. Reaction …

[HTML][HTML] Effective utilisation of ultrafine slag to improve mechanical and durability properties of recycled aggregates geopolymer concrete

YY Lim, TM Pham - Cleaner Engineering and Technology, 2021 - Elsevier
Eco-friendly materials like recycled aggregates (RA) and geopolymer binders play a key role
in the path towards sustainable construction. However, the literature suggests that the …

Experimental study of geopolymer concrete produced from waste concrete

X Ren, L Zhang - Journal of Materials in Civil Engineering, 2019 - ascelibrary.org
This paper investigates complete recycling of waste concrete to produce new geopolymer
concrete (GPC). Specifically, GPC was produced using waste concrete fines (WCF) and …

Upcycling unexplored dregs and biomass fly ash from the paper and pulp industry in the production of eco-friendly geopolymer mortars: A preliminary assessment

RM Novais, J Carvalheiras, L Senff… - Construction and Building …, 2018 - Elsevier
Green liquor dregs wastes coming from pulp and paper production are currently disposed in
landfills at a huge cost for industry and the environment. In this work, a novel and more …

Influence of granite waste on mechanical and durability properties of fly ash-based geopolymer concrete

R Saxena, T Gupta, RK Sharma, NL Panwar - Environment, Development …, 2021 - Springer
Momentous issues like interminable manufacturing of cement, liberating colossal quantities
of CO 2 into the atmosphere, and enormous discarding of granite waste by various …

Interfacial evaluation of geopolymer mortar prepared with recycled geopolymer fine aggregates

P Zhu, M Hua, H Liu, X Wang, C Chen - Construction and Building Materials, 2020 - Elsevier
Geopolymer has been viewed as a potential, ideal and green material to replace cement.
The recycling of Portland cement-based concrete as recycled aggregates was investigated …

Fly ash, GGBS, and silica fume based geopolymer concrete with recycled aggregates: Properties and environmental impacts

RP Singh, KR Vanapalli, VRS Cheela… - … and Building Materials, 2023 - Elsevier
Recycled coarse aggregates (RA) are sustainable alternatives to natural aggregate (NA) in
concrete; however, their mechanical performance has not been competent to the later. The …

Development of sustainable geopolymer materials made with ground geopolymer waste powder as renewable binder up to 100%

H Wu, C Liang, D Yang, Z Ma - Construction and Building Materials, 2023 - Elsevier
Reusing ground geopolymer waste powder (GWP) as renewable binder in sustainable
geopolymer offers a valuable approach for recycling geopolymer waste. This study …

Development of a novel rapid repairing agent for concrete based on GFRP waste powder/GGBS geopolymer mortars

C Zheng, Z Mao, L Chen, H Qian, J Wang - Journal of Building Engineering, 2023 - Elsevier
The use of waste glass fiber-reinforced polymer (GFRP) powder as a binding agent in the
synthesis of geopolymers offers an eco-friendly solution for managing GFRP waste. The …

Use of recycled aggregates in pressed fly ash geopolymer concrete

A Wongsa, A Siriwattanakarn… - Environmental …, 2020 - Wiley Online Library
In this study, the physical, mechanical, and thermal properties of pressed geopolymer
concrete (PRGC) mixed with recycled concrete aggregate (RC) and recycled concrete block …