Applying full-field measurement techniques for the thermomechanical characterization of shape memory alloys: a review and classification
Full-field measurement techniques are now mature. As such, they have profoundly impacted
the experimental mechanics community in recent years. The way that shape memory alloys …
the experimental mechanics community in recent years. The way that shape memory alloys …
Improved stability of superelasticity and elastocaloric effect in Ti-Ni alloys by suppressing Lüders-like deformation under tensile load
P Dang, J Pang, Y Zhou, L Ding, L Zhang… - Journal of Materials …, 2023 - Elsevier
Functional stability of superelasticity is crucial for practical applications of shape memory
alloys. It is degraded by a Lüders-like deformation with elevated local stress concentration …
alloys. It is degraded by a Lüders-like deformation with elevated local stress concentration …
Concentration of transformation-induced plasticity in pseudoelastic NiTi shape memory alloys: Insight from austenite–martensite interface instability
Transformation-induced plasticity (TRIP) in pseudoelastic polycrystalline NiTi shape memory
alloys (SMAs) is investigated through tensile tests combined with in-situ infrared and digital …
alloys (SMAs) is investigated through tensile tests combined with in-situ infrared and digital …
[HTML][HTML] Thermomechanical model for NiTi-based shape memory alloys covering macroscopic localization of martensitic transformation
The work presents a thermomechanical model for polycrystalline NiTi-based shape memory
alloys developed within the framework of generalized standard solids, which is able to cover …
alloys developed within the framework of generalized standard solids, which is able to cover …
Multiscale TRIP-based investigation of low-cycle fatigue of polycrystalline NiTi shape memory alloys
In this paper, a multiscale investigation of fatigue crack initiation in shape memory alloys
(SMAs) based on Transformation Induced Plasticity (TRIP) is presented. A mechanism for …
(SMAs) based on Transformation Induced Plasticity (TRIP) is presented. A mechanism for …
Interface propagation and energy dissipation in Shape Memory Alloys
YJ He - Scripta Materialia, 2023 - Elsevier
Recent experiments showed that the macroscopic interface propagation of the martensitic
phase transformation in Shape Memory Alloys (SMAs) includes unstable microstructure …
phase transformation in Shape Memory Alloys (SMAs) includes unstable microstructure …
[HTML][HTML] Effects of structural geometry on the localized deformation of superelastic NiTi sheets
Due to unique reversible martensitic transformation, superelastic NiTi can be strained to
several percents and fully recover upon unloading. It is well accepted that superelastic NiTi …
several percents and fully recover upon unloading. It is well accepted that superelastic NiTi …
Thermo-magneto-mechanical coupling dynamics of magnetic shape memory alloys
X Chen, Y He - International Journal of Plasticity, 2020 - Elsevier
This paper is to improve our previous phase-transformable material constitutive model
(Chen et al., 2014) and implement it in a mass-spring configuration to study the recently …
(Chen et al., 2014) and implement it in a mass-spring configuration to study the recently …
A comparative study of a NiTi alloy subjected to uniaxial monotonic and cyclic loading-unloading in tension using digital image correlation: the grain size effect
The present digital image correlation study characterised the local axial and shear strain
fields of a 56Nisingle bond 44Ti wt.% shape memory alloy with an average grain size of 100 …
fields of a 56Nisingle bond 44Ti wt.% shape memory alloy with an average grain size of 100 …
Full-field microscale strain measurements of a nitinol medical device using digital image correlation
Computational modeling and simulation are commonly used during the development of
cardiovascular implants to predict peak strains and strain amplitudes and to estimate the …
cardiovascular implants to predict peak strains and strain amplitudes and to estimate the …