[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 …

Shear strengthening of slender reinforced concrete T-shaped beams using iron-based shape memory alloy strips

A Cladera, LA Montoya-Coronado, JG Ruiz-Pinilla… - Engineering …, 2020 - Elsevier
Recent research works have shown the feasibility of using iron-based shape memory alloys
(Fe-SMAs) in structural rehabilitation projects, especially for flexural strengthening. As for the …

Experimental investigation on bending behavior of existing RC beam retrofitted with SMA-ECC composites materials

H Qian, Q Zhang, X Zhang, E Deng, J Gao - Materials, 2021 - mdpi.com
In order to realize the self-centering, high energy consumption, and high ductility of the
existing building structure through strengthening and retrofit of structure, a method of …

Development and preliminarily tests of superelastic Ni-Ti SMA ribbed bars for reinforced concrete applications

Y Shi, X Wang, H Qian, H Zhao, P Wu, L Kang… - … and Building Materials, 2023 - Elsevier
The research on superelastic shape memory alloy (SMA) bars reinforced concrete members
and structures has received a great deal of attention recent years. In this study, novel …

Development of novel self-centering steel coupling beams without beam elongation for earthquake resilience

B Wang, M Nishiyama, S Zhu, M Tani, H Jiang - Engineering Structures, 2021 - Elsevier
Reinforced concrete (RC) coupled walls are extensively used as the seismic-resistant
structural system of tall buildings in high seismic zones. In RC coupled wall systems, the …

A novel structural health monitoring approach in concrete structures using embedded magnetic shape memory alloy components

AM Davis, MM Mirsayar, DJ Hartl - Construction and Building Materials, 2021 - Elsevier
In the field of structural health monitoring, innovative methods of non-destructive evaluation
(NDE) are being investigated to enable safer, longer lasting structures. In concrete …

The Utilization of Shape Memory Alloy as a Reinforcing Material in Building Structures: A Review

L Xu, M Zhu, J Zhao, M Chen, M Shi - Materials, 2024 - mdpi.com
Shape memory alloy (SMA), a type of smart material, is widely used in the design of
reinforcement and repair, isolation, and shock absorption of building structures because of …

Hysteretic Behavior of Self-Centering Shear Wall Incorporating Superelastic Shape Memory Alloy Bars and Engineered Cementitious Composites Subjected to Cyclic …

H Qian, L Kang, Z Li, Y Shi, X Wang… - Journal of Structural …, 2024 - ascelibrary.org
Conventional reinforced concrete shear walls are vulnerable to strong earthquakes with
significant residual deformations, which substantially affect structural service and can even …

Experimental study on L-shaped precast concrete superposed shear walls under quasi-static cyclic loading with different axial compressive load ratios

Q Gu, D Zhao, Y Tan, H Gao, Q Deng, X Wang - Engineering Structures, 2022 - Elsevier
This study experimentally investigates the seismic behavior of L-shaped precast superposed
shear walls with cast-in-place boundary elements. Five full-scale L-shaped specimens were …

Shape-memory NiTi alloy rebars in flexural-controlled large-scale reinforced concrete walls: Experimental investigation on self-centring and damage limitation

JP de Almeida, M Steinmetz, F Rigot, S de Cock - Engineering Structures, 2020 - Elsevier
Economic damage and repair costs due to earthquakes are largely connected with
permanent residual structural displacements. This study develops and tests the use of shape …