Achieving superelasticity in additively manufactured NiTi in compression without post-process heat treatment

N Shayesteh Moghaddam, S Saedi, A Amerinatanzi… - Scientific reports, 2019 - nature.com
Shape memory alloys (SMAs), such as Nitinol (ie, NiTi), are of great importance in
biomedical and engineering applications due to their unique superelasticity and shape …

Unprecedented non-hysteretic superelasticity of [001]-oriented NiCoFeGa single crystals

H Chen, YD Wang, Z Nie, R Li, D Cong, W Liu, F Ye… - Nature materials, 2020 - nature.com
Superelasticity associated with the martensitic transformation has found a broad range of
engineering applications,. However, the intrinsic hysteresis and temperature sensitivity of …

Anisotropic tensile and actuation properties of NiTi fabricated with selective laser melting

NS Moghaddam, SE Saghaian, A Amerinatanzi… - Materials Science and …, 2018 - Elsevier
This study evaluates the anisotropic tensile properties of Ni 50.1 Ti 49.9 (in at%)
components fabricated using an additive manufacturing (AM) process of selective laser …

Enhancing shape memory response of additively manufactured NiTi shape memory alloys by texturing and post-processing heat treatment

SE Saghaian, M Nematollahi, GP Toker… - Shape Memory and …, 2023 - Springer
This study presents the shape memory behavior of Ni-rich NiTi shape memory alloy
fabricated by Laser Powder Bed Fusion Additive Manufacturing (L-PBF-AM) before and after …

[HTML][HTML] Investigating the Tribocorrosion Behaviour of NiTiNOL60 Alloy in Engineering and Biomedical Applications—An Overview

AO Okoani, A Nand, CP Jiang, M Ramezani - Metals, 2024 - mdpi.com
This review covers the literature that is currently accessible, as well as emerging research
into the performance of NiTi-based alloys exposed to corrosive environments in both …

On the stress-temperature dependences in TiNi-based shape memory alloys

EE Timofeeva, EY Panchenko, NY Surikov… - Journal of Alloys and …, 2022 - Elsevier
In present work, we investigated the martensitic transformations during loading/unloading
cycles and stress-assisted cooling/heating cycles in TiNi-based single crystals and …

Effect of one family of Ti3Ni4 precipitates on shape memory effect, superelasticity and strength properties of the B2 phase in high-nickel [001]-oriented Ti-51.5 at.% Ni …

EE Timofeeva, EY Panchenko, MV Zherdeva… - Materials Science and …, 2022 - Elsevier
In this study, we investigated the effect of the number of Ti 3 Ni 4 particle variants (obtained
via stress-free and stress-assisted aging at 823 K for 1 h) on the shape memory effect …

Achieving excellent cyclic properties of Cu-Al-Ni shape memory alloys fabricated by laser powder bed fusion via Mn addition

Y Zhang, L Xu, L Zhao, M Liu, W Chen, W Ren… - Additive …, 2024 - Elsevier
The focus of 4D printing research has shifted from fabrication to precisely control the
properties and functionalities of smart materials. Enhancing shape memory recovery and …

Study the correlation of B19'phase transformation and grain orientation evolution on shape recovery of NiTi alloys fabricated by powder bed fusion

J Liu, Y Deng, X Guo - Materials Characterization, 2023 - Elsevier
In this study, NiTi shape memory alloys (SMAs) were fabricated by powder bed fusion (PBF),
and the effect of energy densities on the microstructure, phase transformation behavior and …

The superelasticity and shape memory effect in Ni-rich Ti-51.5 Ni single crystals after one-step and two-step ageing

EE Timofeeva, NY Surikov, AI Tagiltsev… - Materials Science and …, 2020 - Elsevier
In this work the microstructure, superelasticity and shape memory effect in [001]-oriented Ti-
51.5 at.% Ni single crystals after one-step ageing (at 850 K, 1 h) and two-step ageing (at 850 …