Laser powder bed fusion additive manufacturing of NiTi shape memory alloys: a review

S Wei, J Zhang, L Zhang, Y Zhang… - … Journal of Extreme …, 2023 - iopscience.iop.org
NiTi alloys have drawn significant attentions in biomedical and aerospace fields due to their
unique shape memory effect (SME), superelasticity (SE), damping characteristics, high …

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 …

Texture, aging, and superelasticity of selective laser melting fabricated Ni-rich NiTi alloys

S Saedi, AS Turabi, MT Andani, NS Moghaddam… - Materials Science and …, 2017 - Elsevier
This work studies the impact of selective laser melting (SLM) fabrication on the
microstructure and texture of Ni-rich NiTi alloy. SLM NiTi samples were fabricated with a …

Improved functional fatigue resistance of single crystalline NiTi micropillars with uniformly oriented Ti3Ni4 precipitates

F Xiao, K Chu, Z Li, R Hou, Y Gao, Q Sun… - International Journal of …, 2023 - Elsevier
Superelasticity is one promising functional property of shape memory alloys. To utilize
superelasticity in application, sufficient fatigue life (ie, for functional fatigue) during the …

Effect of Ni interlayer on cavitation erosion resistance of NiTi cladding by tungsten inert gas (TIG) surfacing process

ZP Shi, ZB Wang, JQ Wang, YX Qiao, HN Chen… - Acta Metallurgica Sinica …, 2020 - Springer
The NiTi cladding with/without Ni interlayer was prepared on stainless steel (SS) by tungsten
inert gas (TIG) surfacing process, aiming at achieving good cavitation erosion resistance …

Orientation Dependence of Shape Memory Effect and Superelasticity in (TiZrHf)50Ni25Co10Cu15 High-Entropy Alloy Single Crystals

YI Chumlyakov, IV Kireeva, ZV Pobedennaya… - Shape Memory and …, 2023 - Springer
Shape memory effect (SME) and superelasticity (SE) were studied on the (TiZrHf)
50Ni25Co10Cu15 high-entropy alloy single crystals under compression along three …

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 …

Gyroid Triply Periodic Minimal Surface Lattice Structure Enables Improved Superelasticity of CuAlMn Shape Memory Alloy

M Wu, C Ma, R Liu, H Fu - Acta Metallurgica Sinica (English Letters), 2024 - Springer
Improving the shape memory effect and superelasticity of Cu-based shape memory alloys
(SMAs) has always been a research hotspot in many countries. This work systematically …

Internal friction of the R-phase in single crystalline Ti-50.8 Ni (at.%) alloy containing controlled precipitate of Ti3Ni4

X Liang, F Xiao, H Chen, Z Li, Z Li, X Jin, T Fukuda - Scripta Materialia, 2019 - Elsevier
We were successful in controlling the arrangement of Ti 3 Ni 4 in a single-crystalline Ti-50.8
Ni (at.%) alloy. Only three variants of Ti 3 Ni 4 form when tensile stress is applied in the [111] …

The precipitation behaviors, martensite transformation and superelasticity in the aged Ni-rich TiNi alloy with the assist of super-high stress

X Yi, K Sun, W Gao, H Wang, B Sun, W Yao, X Meng… - Intermetallics, 2019 - Elsevier
Abstract The precipitation of Ti 3 Ni 4 phase during aging under the assist of the super-high
stress in the Ni-rich Tisingle bondNi alloy was investigated. The Ti 3 Ni 4 precipitated in the …