Energy dam** in shape memory alloys: A review

S Saedi, E Acar, H Raji, SE Saghaian… - Journal of Alloys and …, 2023 - Elsevier
In recent years shape memory alloys (SMAs) have gained significant attention as potential
dam** device materials. This article presents an extensive review of the dam** …

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 …

Functional fatigue of superelasticity and elastocaloric effect for NiTi springs

Q Kan, Y Zhang, W Shi, Y Xu, C Yu, G Kang - International Journal of …, 2024 - Elsevier
In this work, the evolutions of superelasticity (SE) and elastocaloric effect (eCE) for NiTi
shape memory alloy (SMA) helical springs under cyclic deformation are investigated …

Superelasticity degradation of NiTi shape memory alloy in wide ranges of temperature and loading level: Experimental observation and micromechanical constitutive …

D Song, C Yu, C Zhang, G Kang - International Journal of Plasticity, 2023 - Elsevier
In this work, cyclic tension-unloading tests with different peak strains (10%-18%) in the
temperature range from 313 K to 393 K are performed to investigate the effects of …

Effects of grain size on fatigue crack growth behaviors of nanocrystalline superelastic NiTi shape memory alloys

J Chen, H Yin, Q Sun - Acta materialia, 2020 - Elsevier
The grain size (GS) dependence of fatigue crack growth in nanocrystalline superelastic NiTi
shape memory alloys (SMAs) with the average GS of 10, 30, 60 and 235 nm is investigated …

Reversible negative compressibility metamaterials inspired by Braess's paradox

J Zha, Z Zhang - Smart Materials and Structures, 2024 - iopscience.iop.org
Negative compressibility metamaterials have attracted significant attention due to their
distinctive properties and promising applications. Negative compressibility has been …

A thermomechanically coupled finite-strain constitutive model for cyclic pseudoelasticity of polycrystalline shape memory alloys

J Wang, Z Moumni, W Zhang - International Journal of Plasticity, 2017 - Elsevier
This paper presents a new 3D thermomechanical finite-strain constitutive model for cyclic
pseudoelasticity of polycrystalline shape memory alloys (SMAs). The model considers four …

Phase field simulation on the super-elasticity, elastocaloric and shape memory effect of geometrically graded nano-polycrystalline NiTi shape memory alloys

B Xu, G Kang - International Journal of Mechanical Sciences, 2021 - Elsevier
ABSTRACT A two-dimensional non-isothermal phase field model considering multiple
martensite variants which can describe the thermo-mechanical deformation of …

Tension-compression asymmetric functional degeneration of super-elastic NiTi shape memory alloy: Experimental observation and multiscale constitutive model

Q Kan, Y Zhang, Y Xu, G Kang, C Yu - International Journal of Solids and …, 2023 - Elsevier
The functional degeneration of super-elastic NiTi shape memory alloy (SMA) rods is
investigated in the cyclic tension-unloading and compression-unloading experiments. The …

Strain rate effect on the thermomechanical behavior of NiTi shape memory alloys: a literature review

Z Wang, J Luo, W Kuang, M **, G Liu, X **, Y Shen - Metals, 2022 - mdpi.com
A review of experiments and models for the strain rate effect of NiTi Shape Memory Alloys
(SMAs) is presented in this paper. Experimental observations on the rate-dependent …