On the coupling between martensitic transformation and plasticity in NiTi: experiments and continuum based modelling

P Šittner, P Sedlák, H Seiner, P Sedmák, J Pilch… - Progress in Materials …, 2018 - Elsevier
Recent macroscopic experimental and theoretical evidence on the stress-strain-temperature
behavior of NiTi beyond the strain recoverability limits (large strain, high stress, high …

A review of modeling techniques for advanced effects in shape memory alloy behavior

C Cisse, W Zaki, TB Zineb - Smart Materials and Structures, 2016 - iopscience.iop.org
The paper reviews and discusses various techniques used in the literature for modeling
complex behaviors observed in shape memory alloys (SMAs) that go beyond the core …

Effect of pore on the deformation behaviors of NiTi shape memory alloys: A crystal-plasticity-based phase field modeling

B Xu, C Yu, C Wang, Q Kan, Q Wang, G Kang - International Journal of …, 2024 - Elsevier
Porous NiTi shape memory alloys (SMA) have been developed into important biomedical
and dam** materials. However, the effect of pore on the martensitic microstructure …

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 …

Effect of Ni4Ti3 precipitates on the functional properties of NiTi shape memory alloys: A phase field study

B Xu, Y Sun, C Yu, J Hu, J Zhu, J **ong, Q Kan… - International Journal of …, 2024 - Elsevier
Ni 4 Ti 3 precipitates, which generally exist in aged Ni-rich NiTi shape memory alloys
(SMAs), can have a profound effect on material properties. However, the fundamental …

Phase field study on the microscopic mechanism of grain size dependent cyclic degradation of super-elasticity and shape memory effect in nano-polycrystalline NiTi …

B Xu, C Yu, G Kang - International Journal of Plasticity, 2021 - Elsevier
A non-isothermal and crystal plasticity based phase field model was established by
incorporating various inelastic deformation mechanisms, ie, martensite transformation …

From mechanical behavior and elastocaloric effect to microscopic mechanisms of gradient-structured NiTi alloy: A phase-field study

Q Zhang, J Chen, G Fang - International Journal of Plasticity, 2023 - Elsevier
The introduction of gradient structure has been recently reported as a practical way to tailor
the mechanical behavior of NiTi alloy while improving its elastocaloric effect simultaneously …

Cyclic hardening/softening behavior of 316L stainless steel at elevated temperature including strain-rate and strain-range dependence: Experimental and damage …

X **e, W Jiang, J Chen, X Zhang, ST Tu - International Journal of Plasticity, 2019 - Elsevier
In this study, the cyclic mechanical characters of 316L stainless steel at elevated
temperature are extensively investigated by the experimental and cyclic constitutive models …

Bending fatigue life enhancement of NiTi alloy by pre-strain warm surface mechanical attrition treatment

P Wei, P Hua, M **a, K Yan, H Lin, S Yi, J Lu, F Ren… - Acta Materialia, 2022 - Elsevier
Many structures like medical stents made of superelastic NiTi shape memory alloy (SMA)
are subjected to cyclic bending loads and show a limited fatigue life due to crack nucleation …

Concentration of transformation-induced plasticity in pseudoelastic NiTi shape memory alloys: Insight from austenite–martensite interface instability

Y Zhang, X Chai, X Ju, Y You, S Zhang, L Zheng… - International Journal of …, 2023 - Elsevier
Transformation-induced plasticity (TRIP) in pseudoelastic polycrystalline NiTi shape memory
alloys (SMAs) is investigated through tensile tests combined with in-situ infrared and digital …