Enhancement strategies for recycled brick aggregate concrete using MICP and EICP treatments

T Mi, L Peng, K Yu, Y Zhao - Journal of Building Engineering, 2023 - Elsevier
Utilization of recycled brick aggregate (RBA) in concrete production is limited due to its high
porosity, which negatively affects the strength and durability of concrete. This study aims to …

A complete thermo-poromechanical model for freeze-thaw modification of recycled coarse aggregate considering deterioration of each component

P Xia, Z Huang, S Wang, J Mao, L Liu, Y Zhao… - … and Building Materials, 2024 - Elsevier
Freeze-thaw modification is a novel method that improves recycled aggregates by utilizing
the expansion of pore water during phase transitions. However, there is still a lack of …

Application of microbially induced calcium carbonate precipitation (MICP) process in concrete self-healing and environmental restoration to facilitate carbon neutrality …

J Chang, D Yang, C Lu, Z Shu, S Deng, L Tan… - … Science and Pollution …, 2024 - Springer
Soil contamination, land desertification and concrete cracking can have significant adverse
impacts on sustainable human economic and societal development. Cost-effective and …

Efficient inhibition of ASR by microbially induced calcium carbonate precipitation on aggregates at a low degree of saturation

S Bu, Y Zheng, C Lu, L Cheng - Journal of Building Engineering, 2024 - Elsevier
Alkali-silica reaction (ASR) is a chemical reaction between alkaline ions (Na+, K+), silicon
phases and aluminum phases in the aggregate, causing volume expansion and cracking of …

Multi-faceted assessment of microbial-reinforced recycled brick aggregate concrete

J Li, T Wang, C Du, C Wang, F Cao, T Su - Chemical Engineering Journal, 2024 - Elsevier
Improving the performance of recycled brick aggregates to enhance concrete performance is
the key to promoting recycled concrete technology. In this paper, pure bacteria (Bacillus …

Incubation temperature effect on bacterial self-healing capabilities of cementitious mortar cracks: Deep learning based crack sealing rates evaluations

X Sun, J Huang, W Sun, B Chen, H Shen… - … and Building Materials, 2024 - Elsevier
Successful implementation of microbial self-healing cementitious materials requires the
provision of a suitable incubation environment, which activates the bacteria to produce …

Novel Strategies for Concrete Restoration: a Deep Dive into Microbially Induced Calcite Precipitation Technology

MD Gebremedhin, K Eryürük - Iranian Journal of Science and Technology …, 2024 - Springer
Despite its widespread use and status as a groundbreaking construction material, concrete
presents challenges due to its susceptibility to degradation. Due to this reason, concrete …

[HTML][HTML] Effects of heavy metal sludge sintered and ground powder on properties of modified magnesium oxysulfate (MMOS) cementitious materials

Y Shen, Z Xu, S Fang, Q Chen, M Ba… - Case Studies in …, 2024 - Elsevier
To mitigate the environmental impact of heavy metal sludge and enhance its resource
utilization, it undergoes pre-treatment involving high-temperature sintering and fine grinding …