Carbonate binders: Historic developments and perspectives

X Hu, P He, C Shi - Cement and Concrete Research, 2024 - Elsevier
This paper reviews the historic developments and provides some perspectives of carbonate
binders. Various carbonatable materials have been used to produce carbonate binders …

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 …

Reusing waste red brick powder as partial mineral precursor in eco-friendly binders: Reaction kinetics, microstructure and life-cycle assessment

G Liang, L Luo, W Yao - Resources, Conservation and Recycling, 2022 - Elsevier
A large number of solid wastes are produced in the process of demolishing old buildings,
and waste red brick is one of such wastes. To discuss the reutilization of waste red brick …

[HTML][HTML] A comprehensive micro-nano investigative approach to study the development of aluminosilicate gel in binary blends of lithium slag geopolymer

U Javed, FUA Shaikh, PK Sarker - Cement and Concrete Composites, 2024 - Elsevier
This study extensively investigates the formation of aluminosilicate gel in binary blends of
lithium slag geopolymer (LSG) containing fly ash and silica fume. A comprehensive analysis …

CO2 mineralization of cement-based materials by accelerated CO2 mineralization and its mineralization degree: A review

J Ye, J Fang, Y Sun, X Shi, G Chen, T Ma… - Construction and Building …, 2024 - Elsevier
After the CO 2 mineralization reaction of cement-based materials, on the one hand, the
microstructure of the materials is improved, and the hardening performance is improved. On …

Effect of Ca/Si ratio on the characteristics of alkali-activated ultra-high performance concrete (A-UHPC): from hydration kinetics to microscopic structure development

MX Fan, FX Chen, XY Zhang, RK Wang, R Yu - Construction and Building …, 2023 - Elsevier
Ultra-high performance concrete (UHPC) produces higher carbon emissions than ordinary
concrete. To achieve sustainable development of UHPC, this article explores the use of …

Dissolution-precipitation hydration mechanism of steel slag based on ion exchange of a layered alkali-activator

J Zhao, Z Li, H Zhu, Q Liu, J Liu - Construction and Building Materials, 2024 - Elsevier
This paper provided a new alkali activator for steel slag cementitious material-layered
sodium disilicate (LSD), and focused on its dissolution-precipitation mechanism based on …

Accelerated carbonation of alkali-activated blended blast furnace slag and wood fly ash: Carbon capture kinetics, chemical and mechanical evolutions

SS Narani, S Siddiqua - Construction and Building Materials, 2024 - Elsevier
The influence of fly ash/slag ratio, alkaline activator silica modulus (Ms), and curing method
have been evaluated on the carbonation of biomass fly ash and blast furnace slag blends. In …

Investigating accelerated carbonation for alkali activated slag stabilized sandy soil

HR Razeghi, F Safaee, A Geranghadr, P Ghadir… - Geotechnical and …, 2024 - Springer
Portland cement as a commonly used material in soil stabilization projects, releases
considerable amounts of CO2 into the atmosphere, highlighting the need to use green …

Synthesis of High-Purity and Stable Vaterite Via Leaching–Carbonation of Basic Oxygen Furnace Slag

Q Song, MZ Guo, TC Ling - ACS Sustainable Chemistry & …, 2024 - ACS Publications
Against the backdrop of the limited industrial application and low added value of precipitated
calcium carbonate produced through the indirect carbonation of basic oxygen furnace slag …