Fabrication of one-part geopolymer from coal gasification slag via alkali fusion and component additive method: Effect of different alkali-to-slag ratios

C Chen, K Sasaki, Q Tian, H Zhang - Journal of Building Engineering, 2023 - Elsevier
This research aims to explore using coal gasification slag (slag) to synthesize one-part
geopolymer by alkali fusion and component additive method. The effect of various alkali-to …

Mechanism of geopolymeric solidification in shield-tunnelling slurry from diverse sources: The role of bentonite adsorption in influencing the reaction process

X Sun, H Zhang, Z Han, S Huang, S Wu, Z Tian… - … and Building Materials, 2024 - Elsevier
Geopolymeric solidification is an effective process for treating engineering waste slurry, yet
its efficacy varies with source of slurry. This study examined four shield tunneling spoil types …

Effect of Na/Al and curing moisture conditions on sodium aluminosilicate hydrate (N–A–S–H) geopolymers' hydric properties

DM Degefu, U Berardi - Construction and Building Materials, 2024 - Elsevier
Anthropogenic climate change is one of the main reasons for mainstreaming sustainability in
all sectors. Reducing the carbon footprint of the built environment is one of the sustainability …

Combined effect of ceramic waste powder additives and PVA on the structure and properties of geopolymer concrete used for finishing facades of buildings

EM Shcherban', AN Beskopylny, SA Stel'makh… - Materials, 2023 - mdpi.com
Currently, there is great interest in geopolymer composites as an alternative and
environmentally friendly basis for compositions for restoring the facades of historical and …

Novel chloride binding-based quantitative method for estimating the degree of geopolymerization in metakaolin geopolymer

Q Mao, X Luo, Z Jiang, B Zhang, H Peng… - Construction and Building …, 2025 - Elsevier
Geopolymer concrete is a potential partial substitute for Portland cement (PC) concrete in
civil engineering. Understanding chloride-binding behavior and mechanisms in …

Synthesis methodology of pure N–A–S–H gels with wide range of Si/Al ratios at ambient temperature

E Shamo, T Charpentier, M Moskura… - Journal of the …, 2024 - Wiley Online Library
This study presents the development of a synthesis route for sodium aluminosilicate hydrate
(N–A–S–H) gels with various Si/Al ratios carried out at ambient temperature. The synthesis …

The Effect of Adding Alumina to Diatomaceous Earth-Based Geopolymers

J Murta, AP da Silva, CE dos Santos, D Macanjo… - Engineering …, 2023 - mdpi.com
This study uses waste materials, specifically diatomaceous earth (DE) that is rich in
aluminum and silica, as a sustainable source for aluminosilicate precursors in geopolymers …

Fly ash based geopolymer: Water, curing temperature and, CaO content effects on microstructure and compressive strength.

L Salem - 2024 - ir.library.louisville.edu
Geopolymer, an emerging alternative to Portland cement-based concrete, relies on alumina
and silica-rich precursors like fly ash for its formation. Geopolymerization is a chemical …

Production and Characterization of Diatomaceous Earth-Based Geopolymers and Geopolymeric Mortars

JF Murta - 2023 - search.proquest.com
Since 1980, the world has faced an increase in the earth's average surface temperature due
to the high release of carbon dioxide into the atmosphere. One of the main responsible for …

Exploring Industrial Waste as Anhydrous Sodium Silicate Substitutes and Steel Fiber Reinforcement in Geopolymer Concrete

L Marini, MA Mannan, ABH Kueh, AA Abdullah, F Abed - papers.ssrn.com
The construction industry significantly contributes to global carbon emissions, with
conventional concrete production responsible for a large portion of these emissions due to …