Progress in phase field modeling of functional properties and fracture behavior of shape memory alloys

B Xu, C Yu, J Xiong, J Hu, Q Kan, C Wang… - Progress in Materials …, 2024 - Elsevier
Shape memory alloys (SMAs) have been widely employed in many engineering fields due
to their unique functional properties, such as super-elasticity, elastocaloric effect, and shape …

Fracture mechanics of shape memory alloys: review and perspectives

T Baxevanis, DC Lagoudas - International Journal of Fracture, 2015 - Springer
Shape memory alloys (SMAs) are intermetallic alloys displaying recoverable strains that can
be an order of magnitude greater than in traditional alloys due to their capacity to undergo a …

Modelling fatigue crack growth in shape memory alloys

M Simoes, C Braithwaite, A Makaya… - Fatigue & Fracture of …, 2022 - Wiley Online Library
We present a phase field‐based framework for modelling fatigue damage in Shape Memory
Alloys (SMAs). The model combines, for the first time:(i) a generalized phase field …

Fatigue properties of a pseudoelastic NiTi alloy: Strain ratcheting and hysteresis under cyclic tensile loading

C Maletta, E Sgambitterra, F Furgiuele, R Casati… - International Journal of …, 2014 - Elsevier
Low cycle fatigue properties of a commercial pseudoelastic Ni-rich Nickel–Titanium alloy
have been analyzed. In particular, strain controlled pull–pull fatigue tests have been carried …

Fracture toughness of NiTi–Towards establishing standard test methods for phase transforming materials

B Haghgouyan, C Hayrettin, T Baxevanis, I Karaman… - Acta Materialia, 2019 - Elsevier
A new test methodology for measuring the fracture toughness of shape memory alloys using
the critical value of J-integral as the fracture criterion is proposed. The method relies on the …

Crack self-healing of thermo-responsive shape memory polymers with application to control valves, filtration, and drug delivery capsule

M Baniasadi, E Yarali, A Foyouzat… - European Journal of …, 2021 - Elsevier
Abstract Fracture behavior of Shape Memory Polymers (SMPs) and their self-healing
property is one of the up-to-date subjects through the literature, where only a few researches …

Crack-tip thermal and mechanical hysteresis in Shape Memory Alloys under fatigue loading

C Maletta, L Bruno, P Corigliano, V Crupi… - Materials Science and …, 2014 - Elsevier
Crack tip stress-induced phase transformation mechanisms in nickel–titanium alloys (NiTi),
subjected to fatigue mechanical loads, have been analyzed by full field measurement …

Temperature dependent local phase transformation in shape memory alloys by nanoindentation

E Sgambitterra, C Maletta, F Furgiuele - Scripta Materialia, 2015 - Elsevier
A novel approach, based on nanoindentation experiments, for analysing temperature
dependent local phase transformations in shape memory alloys is proposed. The method …

Temperature dependent fracture properties of shape memory alloys: novel findings and a comprehensive model

C Maletta, E Sgambitterra, F Niccoli - Scientific reports, 2016 - nature.com
Temperature dependent fracture properties of NiTi-based Shape Memory Alloys (SMAs),
within the pseudoelastic regime, were analyzed. In particular, the effective Stress Intensity …

Analysis of fatigue damage in shape memory alloys by nanoindentation

M Carmine, N Fabrizio, S Emanuele… - Materials Science and …, 2017 - Elsevier
Microstructural damage induced by fatigue mechanical loads in nickel-titanium (NiTi) based
shape memory alloys is analyzed by instrumented indentation. To this aim, two indentation …