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 …

[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 …

Experimental study on flexural behavior of RC beams strengthened with FRP/SMA composites

YJ Xue, WW Wang, ZH Wu, S Hu, J Tian - Engineering Structures, 2023 - Elsevier
Fiber reinforced polymer (FRP)/shape memory alloy (SMA) composites are disclosed that
can be used to repair cracked members and improve the mechanical behavior of concrete …

Sustainability of civil structures through the application of smart materials: A review

A Tabrizikahou, M Kuczma, P Nowotarski, M Kwiatek… - Materials, 2021 - mdpi.com
Every year, structural flaws or breakdowns cause thousands of people to be harmed and
cost billions of dollars owing to the limitations of design methods and materials to withstand …

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 …

Feasibility of using Fe-SMA rebar as cracking resistance spiral stirrup in the anchorage zone of post-tensioned prestressed concrete

J Ji, Z Dong, Z Liu, Y Sun, H Zhu, G Wu, CK Soh - Structures, 2023 - Elsevier
To alleviate the problem of cracking in the anchorage zone of post-tensioned prestressed
concrete. The novel iron-based shape memory alloy (Fe-SMA) spiral stirrups with self …

Shear strengthening of damaged reinforced concrete beams with iron-based shape memory alloy (Fe-SMA) strips: numerical and parametric analysis

A Tabrizikahou, J Białasik, S Borysiak… - Archives of Civil and …, 2024 - Springer
Shape memory alloys (SMAs) are metallic materials that are characterized by their ability to
restore their original shape after large deformation when activated by heating. This unique …

Numerical modeling of unreinforced masonry walls strengthened with Fe-based shape memory alloy strips

M Rezapour, M Ghassemieh, M Motavalli, M Shahverdi - Materials, 2021 - mdpi.com
This study presents a new way to improve masonry wall behavior. Masonry structures
comprise a significant part of the world's structures. These structures are very vulnerable to …