Results 81 to 90 of about 8,270 (246)

Microstructural Investigation of Ni and Ti Powders by Using Mechanical Alloying Method on NiTi Shape Memory Alloy Powders

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2017
In this study, nickel-rich NiTi shape memory alloy powders with elemental Ni (10μm) - Ti (20μm) powders were milled for 60 minutes by mechanical alloying.
Sinan AKSÖZ   +4 more
doaj   +1 more source

A Proof of Principle for the Phase‐Dependent Electrocatalytic Activity of NiTi Shape Memory Alloys for the Oxygen Evolution Reaction

open access: yesChemElectroChem, Volume 13, Issue 12, 17 June 2026.
We compare martensitic (Ni50Ti50) and austenitic (Ni51.2Ti48.8) NiTi shape memory alloys at room temperature as oxygen evolution reaction (OER) anodes, demonstrating that phase‐dependent microstructure governs electronic conductivity, surface roughness, and wettability.
Vineetha Vinayakumar   +14 more
wiley   +1 more source

Challenges of Using Elemental Nickel and Titanium Powders for the Fabrication of Monolithic NiTi Parts

open access: yesArchives of Metallurgy and Materials, 2017
Due to its interesting properties and wide applications in different industries, fabrication of monolithic NiTi with cost-effective methods is an important and attractive issue. One of the economic ways to fabricate NiTi is employing elemental nickel and
Farvizi M.
doaj   +1 more source

Enhanced Superelasticity and Reversible Elastocaloric Effect in Nano-NiTi Alloys with Low Stress Hysteresis

open access: green, 2021
Min Zhou   +6 more
openalex   +1 more source

Characterization of Nitinol Produced by Laser Powder Bed Fusion for Mechanical Metamaterial Applications

open access: yesAdvanced Engineering Materials, Volume 28, Issue 11, 3 June 2026.
Stabilization of L‐PBF Ni50.7Ti49.3 under low‐cycle loading was investigated. Recoverable strain after cycling was dependent on the amount of applied load. Recovery ratio was 53.4% and 35.1% at intermediate and high load, respectively. The maximum total strain reached 10.3% at a high load of 1200 MPa.
Ondřej Červinek   +5 more
wiley   +1 more source

Transformation and Damping Characteristics of NiTi/NiTi Alloys Synthesized by Explosive Welding

open access: yesMATERIALS TRANSACTIONS, 2006
damping materials are increasing from various industries. NiTi alloy is one of the promising materials with both high strength and high damping capacity among those materials. The high damping capacity of NiTi alloy demonstrates itself outstandingly within its transformation region.
Xing, Tingyong   +2 more
openaire   +2 more sources

Bioinspired Shape‐Memory Hook Fasteners With Programmable Interlocking and Silent Release

open access: yesAdvanced Engineering Materials, Volume 28, Issue 11, 3 June 2026.
Bioinspired hook fasteners made from epoxy shape‐memory polymers are shown to switch between strong, secure attachment and gentle, silent release when heated. By combining programmable geometry and material response, these adaptive fasteners outperform commercial systems in strength and noise control, enabling new solutions for robotics, medical ...
Maria I. Vallejo Ciro   +3 more
wiley   +1 more source

Additive Manufacturing of NiTi Shape Memory Alloys for Elastocaloric Applications: A Review

open access: yesAdvanced Functional Materials, Volume 36, Issue 46, 8 June 2026.
Additive manufacturing enables complex NiTi architectures that overcome key limitations in elastocaloric refrigeration, including poor heat transfer and high mechanical work input. This review surveys recent advances in LPBF‐ and DED‐fabricated NiTi shape memory alloys for elastocaloric applications, highlighting process–structure–performance ...
Ignatius Andre Setiawan   +7 more
wiley   +1 more source

Monolithic UV‐Laser Programming of Photothermally Meta‐Morphing SMA Structures: Dual‐Encoded Kirigami Mechanics and Photonic Absorbance

open access: yesAdvanced Science, Volume 13, Issue 31, 4 June 2026.
A monolithic manufacturing strategy is presented for photothermal shape memory alloy (SMA) meta‐morphing structures. Using a single‐step UV‐laser process, the mechanical compliance is programmed via kirigami patterning while optical absorbance is simultaneously tuned through surface oxidation.
Hyunsoo Kim   +8 more
wiley   +1 more source

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