Articles with "healing concrete" as a keyword



Current challenges and future directions for bacterial self-healing concrete

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Published in 2018 at "Applied Microbiology and Biotechnology"

DOI: 10.1007/s00253-018-8830-y

Abstract: Microbially induced calcium carbonate precipitation (MICP) has been widely explored and applied in the field of environmental engineering over the last decade. Calcium carbonate is naturally precipitated as a byproduct of various microbial metabolic activities.… read more here.

Keywords: calcium carbonate; healing concrete; calcium; self healing ... See more keywords

Synthesis and characterization of bio-immobilized nano/micro inert and reactive additives for feasibility investigation in self-healing concrete

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Published in 2019 at "Construction and Building Materials"

DOI: 10.1016/j.conbuildmat.2019.07.202

Abstract: Abstract Bacteria-based self-healing concrete can be made more efficient by using immobilization techniques, hence shielding the bacteria from crushing during mixing to remain dormant till the development of concrete cracks for the uniform healing of… read more here.

Keywords: nano micro; synthesis characterization; immobilization; healing concrete ... See more keywords

Sugar-coated expanded perlite as a bacterial carrier for crack-healing concrete applications

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Published in 2020 at "Construction and Building Materials"

DOI: 10.1016/j.conbuildmat.2019.117222

Abstract: Abstract Microbial-induced carbonate precipitation (MICP) can realize self-diagnosis and self-healing of concrete to reduce the maintenance costs and extend the lifetime of concrete structures. However, the self-healing capacity of the cracks is below par using… read more here.

Keywords: healing concrete; self healing; crack healing; bacterial carrier ... See more keywords

A correlation study on optimum conditions of microbial precipitation and prerequisites for self-healing concrete

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Published in 2020 at "Process Biochemistry"

DOI: 10.1016/j.procbio.2020.04.028

Abstract: Abstract Microbial induced CaCO3 precipitation (MICP) based upon enzymatic urea hydrolysis has been verified as an effective way for crack treatment, especially for self-healing of concrete cracks. This paper aimed at correlating optimum conditions of… read more here.

Keywords: microbial precipitation; optimum conditions; prerequisites self; healing concrete ... See more keywords

Isolation and selection of spore-forming bacilli with potential for self-healing of concrete

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Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-77241-9

Abstract: The self-healing of concrete through the use of bacteria is an ecological, sustainable, and environmentally friendly method that can replace time-consuming and costly repairs. The aim of this research was to isolate and select spore-forming… read more here.

Keywords: spore forming; forming bacilli; self healing; self ... See more keywords

Thermal analysis on self-healing concrete using polyvinyl alcohol

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Published in 2018 at "International Journal of Ambient Energy"

DOI: 10.1080/01430750.2018.1531260

Abstract: ABSTRACT Self-healing concrete (SHC) is a term that is used for cement-based materials that repair themselves after the material or structure damaged due to some sort of deterioration mechanism. Concrete is very sensitive to crack… read more here.

Keywords: thermal analysis; self; polyvinyl alcohol; healing concrete ... See more keywords
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In Bio‐Based Self‐Healing Concrete: Effect of Nutrient Components of the Media on Mechanical Properties and Environmentally Friendly Concrete Development

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Published in 2025 at "Advances in Civil Engineering"

DOI: 10.1155/adce/8905129

Abstract: More durable and eco‐friendly alternatives to concrete are needed to meet the growing global demand for this material. About 7% of all human‐caused CO2 emissions come from cement production. Integrating bacteria into concrete can prolong… read more here.

Keywords: mechanical properties; healing concrete; self healing; concrete ... See more keywords

Volume Fraction, Thickness, and Permeability of the Sealing Layer in Microbial Self-Healing Concrete Containing Biogranules

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Published in 2018 at "Frontiers in Built Environment"

DOI: 10.3389/fbuil.2018.00070

Abstract: Autonomous repair systems in construction materials have become a promising alternative to current unsustainable and labor-intensive maintenance methods. Biomineralization is a popular route that has been applied to enhance the self-healing capacity of concrete. Various… read more here.

Keywords: volume; permeability; self; healing concrete ... See more keywords
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Large Scale Application of Self-Healing Concrete: Design, Construction, and Testing

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Published in 2018 at "Frontiers in Materials"

DOI: 10.3389/fmats.2018.00051

Abstract: The work reported in this paper was carried out as part of the EPSRC funded project Materials for Life (M4L), reference EP/K026631/1 and supported with PhD studentship funding from Costain Group PLC. read more here.

Keywords: large scale; application self; scale application; concrete design ... See more keywords

Low-Carbon Self-Healing Concrete: State-of-the-Art, Challenges and Opportunities

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Published in 2022 at "Buildings"

DOI: 10.3390/buildings12081196

Abstract: The sustainability of the construction industry is a priority in innovations made towards mitigating its notoriously high carbon emissions. Developments in low-carbon concrete technology are of peak interest today under the scrutiny of emerging policy… read more here.

Keywords: carbon; healing concrete; carbon self; self healing ... See more keywords

Cracking Methods for Testing of Self-Healing Concrete: An Experimental Approach

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Published in 2024 at "Buildings"

DOI: 10.3390/buildings14061744

Abstract: With the advent of new sustainable construction materials, self-healing concrete has been used and tested in the last decade, raising the question of the efficacy of said mechanisms to prevent water permeation after crack formation.… read more here.

Keywords: methods testing; testing self; cracking methods; self healing ... See more keywords