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 …

[HTML][HTML] CO2 storage in cement and concrete by mineral carbonation

F Winnefeld, A Leemann, A German… - Current Opinion in Green …, 2022‏ - Elsevier
The production of cement is responsible for about 8% of man-made CO 2 emissions. CO 2
fixation by mineral carbonation in Ca-and Mg-rich raw materials such as cement-based …

Effects of reactive MgO on durability and microstructure of cement-based materials: Considering carbonation and pH value

Y Liu, B Wang, Y Fan, J Yu, T Shi, Y Zhou… - … and Building Materials, 2024‏ - Elsevier
Reactive MgO is a type of eco-friendly material with a lower carbon footprint, as it is
produced by calcination of magnesite (MgCO 3) at 750℃, much less than that (ie 1450℃) …

Increasing flexural strength of CO2 cured cement paste by CaCO3 polymorph control

F Wu, X You, M Wang, T Liu, B Lu, G Hou… - Cement and Concrete …, 2023‏ - Elsevier
This study investigates the impact of Mg (OH) 2 on the in-situ formation of fibre-like aragonite
and the mechanical properties of the cement mortar by accelerated carbonation. The results …

[HTML][HTML] Development of alternative cementitious binders for 3D printing applications: a critical review of progress, advantages and challenges

Y Peng, C Unluer - Composites Part B: Engineering, 2023‏ - Elsevier
Abstract 3D printing is a promising technology of great significance in several industries
including construction. In line with the urgent need to reduce the environmental impacts of …

Recent advances in magnesium-based materials: CO2 sequestration and utilization, mechanical properties and environmental impact

D Meng, C Unluer, EH Yang, S Qian - Cement and Concrete Composites, 2023‏ - Elsevier
Cement industry is one of the main sources of greenhouse gases, which accounts for about
7% of global CO 2 emissions. Sequestration of CO 2 in cement-based materials is regarded …

Unlocking the role of recycled aggregates in the performance enhancement and CO2 capture of reactive magnesia cement formulations

C Pan, Y Song, J Wang, S Zhan, C Unluer… - Cement and Concrete …, 2023‏ - Elsevier
The use of recycled aggregates (RCAs) could further enhance the sustainability of reactive
magnesia cement (RMC) formulations, but the performances of RMC-RCA are still unknown …

Filler effects of CaCO3 polymorphs derived from limestone and seashell on hydration and carbonation of reactive magnesium oxide (MgO) cement (RMC)

R Hay, B Peng, K Celik - Cement and Concrete Research, 2023‏ - Elsevier
This study investigated the influence of CaCO 3 polymorphs from limestone and seashell on
the hydration and carbonation kinetics of reactive MgO cement (RMC). Replacement levels …

Phase evolution, micromechanical properties, and morphology of calcium (alumino) silicate hydrates C-(A-) SH under carbonation

R Hay, J Li, K Celik - Cement and Concrete Research, 2022‏ - Elsevier
The study explored the chemical, micromechanical, and morphological evolution of the
principal binding phases of Portland cement under carbonation. Accelerated carbonation …

Experimental investigation into the self-carbonation mechanism of magnesium oxide carbon sequestration foamed concrete

X Zhang, S Liu, K Wu, Z Yuan - Cement and Concrete Composites, 2024‏ - Elsevier
A novel technique involves the preparation of foamed concrete utilizing MgO as a substitute
for Portland cement (PC) and CO 2 foam in place of air foam. This technique is referred to as …