Iron-based shape memory alloys in construction: research, applications and opportunities

ZX Zhang, J Zhang, H Wu, Y Ji, DD Kumar - Materials, 2022 - mdpi.com
As a promising candidate in the construction industry, iron-based shape memory alloy (Fe-
SMA) has attracted lots of attention in the engineering and metallography communities …

[HTML][HTML] Shape memory alloy reinforcement for strengthening and self-centering of concrete structures—State of the art

S Raza, B Shafei, MS Saiidi, M Motavalli… - … and Building Materials, 2022 - Elsevier
The degradation of reinforced concrete (RC) structural components owing to aging
mechanisms and extreme loading events can cause significant performance and safety …

Strengthening and prestressing of bridge decks with ribbed iron-based shape memory alloy bars

B Schranz, J Michels, C Czaderski, M Motavalli… - Engineering …, 2021 - Elsevier
Given the increasing age of our built environment, including concrete structures,
stakeholders in the construction industry require innovative and effective strengthening …

Shape memory alloys (SMAs) for resilient bridges: A state-of-the-art review

AHMM Billah, J Rahman, Q Zhang - Structures, 2022 - Elsevier
Shape memory alloys (SMAs), as the self-explanatory name indicates, are materials that can
'memorize'or retrieve their pristine shape when exposed to temperature or load due to their …

[HTML][HTML] Self-centering technique for existing concrete bridge columns using prestressed iron-based shape memory alloy reinforcement

S Raza, R Widmann, J Michels, MS Saiidi… - Engineering …, 2023 - Elsevier
Reinforced concrete (RC) bridge columns are expected to undergo large inelastic
displacements during major earthquake events, which in turn can result in residual …

Applications of shape memory alloys in structural engineering with a focus on concrete construction–a comprehensive review

MA Molod, P Spyridis, FJ Barthold - Construction and Building Materials, 2022 - Elsevier
Shape memory alloy is a smart material whose usage in reinforced concrete members has
been increasingly raised in recent years. This paper focuses on applications of different …

Characterization of self-prestressing iron-based shape memory alloy bars for new structures

Z Dong, Z Liu, J Ji, H Zhu, G Wu, C Sun - Construction and Building …, 2023 - Elsevier
As a new type of material for prestressed strengthening, iron-based shape memory alloys
(Fe-SMA) have been extensively studied by the Swiss Federal Laboratories for Materials …

Flexural performance of RC beams strengthened with pre-stressed iron-based shape memory alloy (Fe-SMA) bars: numerical study

A Khalil, M Elkafrawy, W Abuzaid, R Hawileh… - Buildings, 2022 - mdpi.com
The iron-based shape memory alloy (Fe-SMA) has promising applications in strengthening
and repairing aged steel-reinforced concrete structural elements. Fe-SMA bars can produce …

[HTML][HTML] Bond investigations of prestressed, near-surface-mounted, ribbed memory-steel bars with full bond length

B Schranz, C Czaderski, T Vogel, M Shahverdi - Materials & Design, 2020 - Elsevier
The effectiveness of iron-based shape memory alloy (Fe-SMA,'memory-steel')
reinforcements has been proven in several studies and site applications. Due to the novelty …

Effect of resistive heating on the bond properties between iron-based shape memory bars and cement mortar

Z Liu, Z Dong, Y Sun, H Zhu, G Wu, C Sun… - Journal of Building …, 2023 - Elsevier
Iron-based shape memory alloys (Fe-SMAs) have been widely studied as a new type of
prestressing material for near-surface mounted (NSM) or external strengthening, and have …