Preparation of aragonite whisker-rich materials by wet carbonation of magnesium slag: A sustainable approach for CO2 sequestration and reinforced cement

D Zhong, W Zhang, S Zhang, G Hou, B Lu - Construction and Building …, 2024 - Elsevier
In this study, aragonite whisker was prepared from magnesium slag (MS) by a wet
carbonation method, aiming to effectively capture CO 2 and be added to cement as …

Carbonation depth assessment in shotcrete with various initial damage degrees and accelerator dosages: Experimental study

H Pan, Y Qiu, H Jiang, Q Zhao, N Li, X Wu - Construction and Building …, 2023 - Elsevier
Underground structures widely use shotcrete and operate in elevated CO 2 concentration
environments. Accelerators significantly affect the hydration process and structure of …

Microstructure evolution of alite in-situ carbonated by aminated mesoporous silica nanoparticles

Y Zhao, Z Sun, G Qiao, X Fang, B Chen - Construction and Building …, 2024 - Elsevier
Given that CO 2 chamber and high inner pressure are needed in the traditional carbonation
curing, we propose an in-situ internal carbonation by mesoporous silica nanoparticles …

Impacts of hydration degree of steel slag on its subsequent CO2 capture behaviors and mechanical performances of prepared building materials

X Wang, X Wei, W Ni - Construction and Building Materials, 2024 - Elsevier
Mineral carbonation is an effective method to improve the large-scale utilization of steel slag.
In this study, we explored the effects of the hydration degree of steel slag on its subsequent …

Carbonation curing behavior and performance improvement of recycled coral waste concrete

YS Wang, S Ishak, GZ Zhang, XY Wang - Journal of Building Engineering, 2024 - Elsevier
Carbonation curing can improve material properties and reduce the concrete industry's
carbon emissions. This study used powder prepared from waste coral to replace ordinary …

Study on the Compatibility of Acrylic Acid-acrylamide-diethyldiallyl Ammonium Chloride Copolymer with Cement Slurry in CO2 Environment

S Chao-Yi, M Yong, G Jian-Hua, L Sen, W Yao… - ACS …, 2024 - ACS Publications
This paper investigates the structure and aggregation stability of acrylic acid-acrylamide-
diethyldiallylammonium chloride (FA367), followed by an investigation into the impact of …

CO2 Curing for Surface Hardening of Flowable Fill with By-Product Material and Air-Foam: A Sustainable Approach

SY Lee, JS Choi, KD Truong, DD Do… - … Conference series on …, 2024 - Springer
The impact of CO2 curing on the surface hardening of flowable fill material containing by-
product material and air foam is investigated in this study. The utilization of air foaming …