Review on phase transformation behavior of NiTi shape memory alloys

C Velmurugan, V Senthilkumar, S Dinesh… - Materials Today …, 2018 - Elsevier
Formulating and instigating of shape memory alloys (SMAs) is an emerging field in
aerospace and biomedical firms due to its tremendous chattels such as shape memory effect …

Stability of a Ni-rich Ni-Ti-Zr high temperature shape memory alloy upon low temperature aging and thermal cycling

AM Pérez-Sierra, J Pons, R Santamarta, I Karaman… - Scripta Materialia, 2016 - Elsevier
The thermal stability of Ni 50.3 Ti 29.7 Zr 20 with aging in austenite at 250° C has been
studied for three distinctive microstructures obtained after selected thermal treatments …

Thermal cycling induced room temperature aging effect in Ni-rich NiTi shape memory alloy

X Wang, J Van Humbeeck, B Verlinden, S Kustov - Scripta Materialia, 2016 - Elsevier
This work shows that the characteristics of B19′ martensite transformation in Ni-rich NiTi
alloys are rather stable during aging at room temperature after quenching from 1273 K …

Phenomena associated with diffusion, assisted by moving interfaces in shape memory alloys: A review of our earlier studies

S Kustov, K Sapozhnikov, X Wang - Functional Materials Letters, 2017 - World Scientific
Phenomena associated with diffusion, assisted by moving interfaces in shape memory
alloys: A review of our earlier studies Page 1 Phenomena associated with diffusion …

The effect of low temperature aging and the evolution of R-phase in Ni-rich NiTi

A Shamimi, B Amin-Ahmadi, A Stebner… - Shape Memory and …, 2018 - Springer
This study investigates the thermal and mechanical properties that arise from aging Ni-rich
Ni–Ti (Nitinol) at temperatures below 250° C, well below those commonly used to fabricate …

Study of ageing and size effects in Nickel–Titanium shape memory alloy using molecular dynamics simulations

J Chen, HK Yeddu - Phase Transitions, 2023 - Taylor & Francis
The effect of ageing process at 1073.15 K on the athermal phase transformation in different
nanograins (4.5, 6 and 9 nm) of Nickel–Titanium shape memory alloy is studied using …

[HTML][HTML] Influence of laser powder bed fusion and ageing heat treatment parameters on the phase structure and physical behavior of Ni-rich nitinol parts

N Agarwal, D Bourke, MA Obeidi… - Journal of Materials …, 2024 - Elsevier
This paper examines the effect of ageing temperatures (400, 500, & 600° C) and times (30,
60, & 90 min) on Ni-rich NiTi samples produced via the Laser Powder Bed Fusion (L-PBF) …

Structural investigation of the quasi-one-dimensional topological insulator

CD Hinostroza, L Rodrigues de Faria, GH Cassemiro… - Physical Review B, 2024 - APS
The bismuth halide Bi 4 I 4 undergoes a structural transition around TP∼ 300 K, which
separates a high-temperature β phase (T> TP) from a low-temperature α phase (T< TP). α …

Comparative study of physical properties of shape memory alloys after solution treating and aging at

P Bag, YS Lee, JY Chen, YK Kuo, SK Wu - Physical Review Materials, 2023 - APS
We report a comprehensive study of the physical properties of two series of Ti 50− x Ni 48+ x
Fe 2 (x= 0.0− 2.0) alloys synthesized after solution treated and aged at 450∘ C using …

Ni cluster formation in low temperature annealed NiTi

S Pourbabak, X Wang, D Van Dyck… - Functional Materials …, 2017 - World Scientific
Various low temperature treatments of Ni 5 0. 6 Ti 4 9. 4 have shown an unexpected effect
on the martensitic start temperature. Periodic diffuse intensity distributions in reciprocal …