A review: Reaction mechanism and strength of slag and fly ash-based alkali-activated materials

B Sun, G Ye, G De Schutter - Construction and Building Materials, 2022 - Elsevier
Alkali-activated materials (AAM) are known to be environmentally friendly alternatives to
cement-based materials because they can potentially reduce greenhouse gas emissions …

Pore structure of geopolymer materials and its correlations to engineering properties: A review

S Chen, S Ruan, Q Zeng, Y Liu, M Zhang, Y Tian… - … and Building Materials, 2022 - Elsevier
The pore structure plays an important role in determining the performance of solid materials.
This paper reviews the studies about the pore structure of geopolymers, a rising kind of eco …

Reaction mechanisms of alkali-activated materials

MT Marvila, ARG Azevedo, CMF Vieira - Revista IBRACON de …, 2021 - SciELO Brasil
The Alkali-Activated Materials (AAM) are defined as materials obtained through the reaction
between precursors and activators, and are separated into two classes depending on the …

Microstructural and morphological evolution of fly ash based geopolymers

SK Nath, S Maitra, S Mukherjee, S Kumar - Construction and Building …, 2016 - Elsevier
The microstructural and morphological evolution of fly ash geopolymer have been studied in
relation to synthesis condition. The variable parameters for synthesis were NaOH …

Compressive stress-strain model for low-calcium fly ash-based geopolymer and heat-cured Portland cement concrete

A Noushini, F Aslani, A Castel, RI Gilbert, B Uy… - Cement and Concrete …, 2016 - Elsevier
This research focuses on elucidating the present knowledge gaps in geopolymer concrete's
engineering properties, specifically its stress-strain behaviour. Geopolymer concrete (GPC) …

Role of particle fineness on engineering properties and microstructure of fly ash derived geopolymer

SK Nath, S Kumar - Construction and Building Materials, 2020 - Elsevier
Fly ash is ball milled for 30 and 90 min duration to obtain two finer fractions. The degree of
size reduction is very significant at the early stage of milling, then because of agglomeration …

[HTML][HTML] Characterisation of cotton fibre-reinforced geopolymer composites

T Alomayri, FUA Shaikh, IM Low - Composites Part B: Engineering, 2013 - Elsevier
This paper describes the physical, mechanical and fracture behaviour of fly-ash based
geopolymer reinforced with cotton fibres (0.3–1.0 wt%). Results show that the appropriate …

Microstructural and mechanical properties of alkali activated Colombian raw materials

M Criado, W Aperador, I Sobrados - Materials, 2016 - mdpi.com
Microstructural and mechanical properties of alkali activated binders based on blends of
Colombian granulated blast furnace slag (GBFS) and fly ash (FA) were investigated. The …

Effect of curing conditions on the microstructure and mechanical performance of geopolymers derived from nanosized tubular halloysite

B Zhang, P Yuan, H Guo, L Deng, Y Li, L Li… - … and Building Materials, 2021 - Elsevier
As a natural clay mineral, halloysite possesses a distinctive nanotubular structure and
surface reactivity. Effects of curing temperatures and curing environments on the …

Synthesis process-based mechanical property optimization of alkali-activated materials from red mud: A review

X Li, Z Yang, S Yang, K Zhang, J Chang - Journal of Environmental …, 2023 - Elsevier
Repeated red mud (RM) stockpile accidents have sounded an alarm that a healthy alumina
industry requires secure RM disposal. Unfortunately, the flawed mechanical properties of …