What does this research mean for the field?

Continuous single carbon nanotube fiber (CNTF) filaments embedded in a geopolymer matrix function as reliable, built-in piezoresistive sensors capable of monitoring both the curing process and mechanical stresses for real-time structural health monitoring. Novelty: ClaimNovelty.METHODOLOGICAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

This study aims to evaluate the use of carbon nanotube fibers within a geopolymer matrix for sensing mechanical stresses and monitoring structural integrity.

March 18, 2026Case Studies in Construction MaterialsOpen Access

Smart building blocks based on confined individual Carbon nanotube fibers within Geopolymer matrix: A facile approach to monitor curing and mechanical stresses

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Authors

GKGeorge KaralisHellenic Mediterranean University WDWenkui DongUNSW Sydney JZJitong ZhaoHochschule für Technik und Wirtschaft Dresden – University of Applied Sciences

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Implication

Feasibility study shows that smart composites monitor structural integrity in infrastructures, indicating sustainability benefits.

Key Points

This study aims to evaluate the use of carbon nanotube fibers within a geopolymer matrix for sensing mechanical stresses and monitoring structural integrity.
Characterization of carbon nanotube fiber filaments before incorporation.
Preparation of smart composites using a casting method with carbon nanotubes and geopolymer.
Evaluation of electrical resistance changes during curing and under mechanical loads.,
Demonstrated reliable detection of mechanical loads through changes in electrical resistance.
Achieved around 10% fractional change in electrical resistance during cyclic compression tests.
Confirmed stable piezoresistive responses in both static and dynamic loading conditions.

Cite This Study

Karalis et al. (2026) studied this question.

synapsesocial.com/papers/69ba429c4e9516ffd37a2f9b https://doi.org/10.1016/j.cscm.2026.e05981

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Smart building blocks based on confined individual Carbon nanotube fibers within Geopolymer matrix: A facile approach to monitor curing and mechanical stresses

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Key Points

Cite This Study

Smart building blocks based on confined individual Carbon nanotube fibers within Geopolymer matrix: A facile approach to monitor curing and mechanical stresses

Discussion

Member takes

Implication

Key Points

Cite This Study

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