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 …

Shape memory alloys and polymers for MEMS/NEMS applications: Review on recent findings and challenges in design, preparation, and characterization

I Stachiv, E Alarcon, M Lamac - Metals, 2021 - mdpi.com
Rapid progress in material science and nanotechnology has led to the development of the
shape memory alloys (SMA) and the shape memory polymers (SMP) based functional …

[HTML][HTML] Wire and arc additive manufacturing of Fe-based shape memory alloys: Microstructure, mechanical and functional behavior

IO Felice, J Shen, AFC Barragan, IAB Moura, B Li… - Materials & Design, 2023 - Elsevier
Shape memory alloys (SMA) are a class of smart materials with inherent shape memory and
superelastic characteristics. Unlike other SMAs, iron-based SMAs (Fe-SMA) offer cost …

Novel crack repair method of steel bridge diaphragm employing Fe-SMA

X Qiang, Y Wu, Y Wang, X Jiang - Engineering Structures, 2023 - Elsevier
To repair cracks at the arc-shape cutouts of the diaphragm in the orthotropic steel deck
(OSD) bridges, the Fe-SMA plates covering crack-stop holes method is proposed. Bonding …

[HTML][HTML] Experimental investigation on debonding behavior of Fe-SMA-to-steel joints

L Li, W Wang, E Chatzi, E Ghafoori - Construction and Building Materials, 2023 - Elsevier
This work is the first systematic study on the static behavior of adhesively-bonded Fe-SMA-to-
steel joints in applications adopting iron-based Shape Memory Alloys (SMAs). In order to …

[HTML][HTML] Iron-Based shape memory alloy for strengthening of 113-Year bridge

J Vůjtěch, P Ryjáček, JC Matos, E Ghafoori - Engineering Structures, 2021 - Elsevier
This study focuses on the large-scale application of a Fe-Mn-Si shape memory alloy (Fe-
SMA) for strengthening a historic roadway bridge in Petrov nad Desnou (113-years), Czech …

[HTML][HTML] Novel fatigue strengthening solution for metallic structures using adhesively bonded Fe-SMA strips: A proof of concept study

W Wang, L Li, A Hosseini, E Ghafoori - International Journal of Fatigue, 2021 - Elsevier
An innovative fatigue strengthening solution for metallic structures that takes advantage of
the shape memory effect of an iron-based shape memory alloy (Fe-SMA) and the bridging …

Stress recovery behavior of an Fe-Mn-Si shape memory alloy

XL Gu, ZY Chen, QQ Yu, E Ghafoori - Engineering Structures, 2021 - Elsevier
This study investigated the stress recovery behavior of an Fe-Mn-Si-Cr-Ni-VC shape
memory alloy for prestressed strengthening, focusing on high-temperature activation of the …

Experimental and numerical study on cracked steel bridge diaphragm reinforced with bonding Fe-SMA plate

X Qiang, Y Wang, Y Wu, X Jiang, H Dong - Thin-Walled Structures, 2023 - Elsevier
This study proposes a novel iron-based shape memory alloy (Fe-SMA) plate covered crack-
stop hole method for repairing fatigue cracks at the arc-shaped cutout of the transverse …

[HTML][HTML] Influence of activation temperature and prestress on behavior of Fe-SMA bonded joints

L Li, E Chatzi, C Czaderski, E Ghafoori - Construction and Building …, 2023 - Elsevier
The prestressed strengthening of structures via use of bonded iron-based shape memory
alloys (Fe-SMAs) has proven promising, albeit with concerns regarding the temperature …