Toward self-healing concrete infrastructure: review of experiments and simulations across scales

MT Nguyen, CA Fernandez, MM Haider… - Chemical …, 2023‏ - ACS Publications
Cement and concrete are vital materials used to construct durable habitats and infrastructure
that withstand natural and human-caused disasters. Still, concrete cracking imposes …

Is concrete healing really efficient? A review

A Sidiq, R Gravina, F Giustozzi - Construction and Building Materials, 2019‏ - Elsevier
Concrete is a widely used material in the construction industry due to its affordability and
availability; however, it is also sensitive to crack formation typically under tension stresses …

Performance optimization of one-component polyurethane healing agent for self-healing concrete

ZX Hu, XM Hu, WM Cheng, YY Zhao, MY Wu - Construction and Building …, 2018‏ - Elsevier
In this work, glass capsules containing one-component polyurethane healing agents are
embedded in concrete to realize its self-healing properties. First, one-component …

Characterization and quantification of self-healing behaviors of microcracks due to further hydration in cement paste

H Huang, G Ye, D Damidot - Cement and Concrete Research, 2013‏ - Elsevier
It has been reported by previous studies that cracks in cementitious materials can be healed
by further hydration of unhydrated cement particles. However, by now, neither the …

Progress and challenges in self-healing composite materials

S Islam, G Bhat - Materials advances, 2021‏ - pubs.rsc.org
Synthetic materials used in a wide range of applications are prone to damage in the form of
cracking/microcracking. Catastrophic failure of the materials may occur due to the growth …

Effect of blast furnace slag on self-healing of microcracks in cementitious materials

H Huang, G Ye, D Damidot - Cement and concrete research, 2014‏ - Elsevier
The physico-chemical process of self-healing in blast furnace slag cement paste was
investigated in this paper. With a high slag content ie, 66% in cement paste and saturated …

Application potential of Bacillus megaterium encapsulated by low alkaline sulphoaluminate cement in self-healing concrete

Y Su, T Zheng, C Qian - Construction and Building Materials, 2021‏ - Elsevier
With the help of microbial mineralization to accelerate carbonate deposition, microbial self-
healing concrete has developed into a promising technology because it is environmentally …

[HTML][HTML] Review of the effects of supplementary cementitious materials and chemical additives on the physical, mechanical and durability properties of hydraulic …

M Raghav, T Park, HM Yang, SY Lee, S Karthick… - Materials, 2021‏ - mdpi.com
Supplementary cementitious materials (SCMs) and chemical additives (CA) are
incorporated to modify the properties of concrete. In this paper, SCMs such as fly ash (FA) …

Self-healing cementitious materials based on bacteria and nutrients immobilized respectively

H Chen, C Qian, H Huang - Construction and Building Materials, 2016‏ - Elsevier
Small cracks in concrete may develop into large cracks to decrease service life of concrete
structures. It is necessary to restrict the development of early age small cracks promptly. This …

Coupled effect of PP fiber, PVA fiber and bacteria on self-healing efficiency of early-age cracks in concrete

J Feng, Y Su, C Qian - Construction and Building Materials, 2019‏ - Elsevier
Both bacteria and fiber can promote self-healing of cracks in concrete by accelerating
calcium carbonate precipitation. Calcium carbonate in bacterial concrete grows from section …