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Preliminary study of the effect of carbonation curing on geopolymers

open access: yesRevista IBRACON de Estruturas e Materiais, 2023
Carbonation curing differs from weathering carbonation since it is performed intentionally at the early ages of cement hydration. This cure involves applying different levels of CO2 (5% to 99%) to concrete for a short period of time, usually followed by ...
Neusa Aparecida Munhak Beltrame   +3 more
doaj   +3 more sources

Steel Slag Accelerated Carbonation Curing for High-Carbonation Precast Concrete Development. [PDF]

open access: yesMaterials (Basel)
Steel slag as an alkaline industrial solid waste, possesses the inherent capacity to engage in carbonation reactions with carbon dioxide (CO2). Capitalizing on this property, the current research undertakes a systematic investigation into the fabrication of high-carbonation precast concrete (HCPC).
Li W, Wang H, Liu Z, Li N, Zhao S, Hu S.
europepmc   +3 more sources

Effect of duration and pressure of carbonation curing on the chloride profile in concrete [PDF]

open access: yesRevista IBRACON de Estruturas e Materiais, 2023
Carbonation curing alters the characteristics of the concrete's microstructure and can interfere with the penetration of aggressive ions. The objective of this article was to evaluate the influence of CO2 pressure and carbonation cure time on chloride ...
Roberto Luiz Dias   +3 more
doaj   +1 more source

Effects of belite incorporation on mechanical and microstructural properties of OPC mortars cured under carbonation condition

open access: yesJournal of Materials Research and Technology, 2023
This study investigates the effects of various dosages of belite replacing ordinary Portland cement (OPC) on properties of OPC binders using carbonation curing.
Hongfang Sun   +7 more
doaj   +1 more source

Market Stakeholder Analysis of the Practical Implementation of Carbonation Curing on Steel Slag for Urban Sustainable Governance

open access: yesEnergies, 2022
Carbonation curing on steel slag is one of the most promising technologies for the iron and steel industry to manage its solid waste and carbon emissions. However, the technology is still in its demonstration stage.
Jiajie Li   +10 more
doaj   +1 more source

Carbon Storage in Portland Cement Mortar: Influences of Hydration Stage, Carbonation Time and Aggregate Characteristics

open access: yesClean Technologies, 2021
This study elucidates the effects of the particle size, carbonation time, curing time and pressure on the efficiency of carbon storage in Portland cement mortar.
Luqman Kolawole Abidoye, Diganta B. Das
doaj   +1 more source

Carbon Sequestration by Curing in Concrete

open access: yesInternational Journal of Innovative Technology and Exploring Engineering, 2020
The growing concerns about climate change and global warming, resulting from the increased concentrations of carbon-di-oxide in the atmosphere have created considerable interest in carbon sequestration. Carbon is usually sequestered in oceans or deep in the earth`s crust.
P. Pooja   +3 more
openaire   +1 more source

The Performance of Carbonation-Cured Concrete

open access: yesMaterials, 2019
The research shows that carbonation-cured concrete has several mechanical and durability properties that are better than those of moisture-cured concrete. However, many properties of carbonation-cured concrete have not yet been studied. In this research, carbonation-cured concrete was prepared by pre-curing, carbonation curing, and then moisture curing.
Li, Zhen, He, Zhen, Chen, Xiaorun
openaire   +2 more sources

Multiscale performance and environmental impact assessment of slag and Portland blended cement for optimum carbonation curing

open access: yesCement, 2023
This article presents an investigation into the potential use of ground granulated blast-furnace slag (addressed as Slag cement or ‘SC’) as a replacement to Ordinary Portland Cement (OPC) in hybrid (carbonation and hydration) cured cement-based materials.
Rakibul I. Khan   +3 more
doaj   +1 more source

A scientific rationale for the enhanced sequestration of CO2 in concrete [PDF]

open access: yesMATEC Web of Conferences, 2023
Oxford Economics forecasts that concrete construction will grow by 85% to USD 8 trillion worldwide by 2030 and will lead to significant usage of Portland cement (PC).
Kamde Deepak K.   +3 more
doaj   +1 more source

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