Results 11 to 20 of about 438,214 (236)

Construction and parameter optimization of LPBF-NiTi alloy bionic superhydrophobic surface based on laser processing

Journal of Materials Research and Technology, 2023
Nickel-titanium (NiTi) is the most ordinarily used shape memory alloy (SMAs), which has important implications in aerospace, medical devices and so on.
Yingchun Qi, Pengwei Sha, Kun Yang, Bochao Jia, Zezhou Xu, Yanan Yang, Yunting Guo, Lunxiang Li, Qing Cao, Tingting Zou, Jianjun Yang, Zhenglei Yu, Zhengzhi Mu   +12 more
doaj   +2 more sources

Shape Memory Behavior of Porous NiTi Alloy

Metallurgical and Materials Transactions A, 2016
Shape memory behavior of porous NiTi alloy is dependent on the phases, and mechanical or thermal background. The phases change with solution heat treatment and aging.
Kaya, Mehmet, Mehmet Kaya, Ömer Çakmak, Cakmak, Omer   +3 more
core   +3 more sources

Surface oxidation of NiTi shape memory alloy

Biomaterials, 2002
Mechanically polished NiTi alloy (50 at% Ni) was subjected to heat treatment in air in the temperature range 300-800 degreesC and characterised by scanning electron microscopy, X-ray diffraction, X-ray photoelectron spectroscopy and Raman spectroscopy ...
Kumar, K.C. Hari, Vitchev, R.G., Blanpain, Bart, Van Humbeeck, Jan, Firstov, G.S.   +4 more
core   +3 more sources

Shape Memory Behaviour of PMMA-Coated NiTi Alloy under Thermal Cycle. [PDF]

Polymers (Basel), 2022
Both poly(methyl methacrylate) (PMMA) and NiTi possess shape memory and biocompatibility behavior. The macroscale properties of PMMA–NiTi composites depend immensely on the quality of the interaction between two components.
Samal S, Kosjakova O, Vokoun D, Stachiv I.   +3 more
europepmc   +2 more sources

Study on the corrosion behavior of NiTi shape memory alloys fabricated by electron beam melting

npj Materials Degradation, 2022
The poor processability of NiTi shape memory alloy with superior resistance to corrosion and wear is an important reason for hindering its extensive application.
Lianmin Zhang, Dechun Ren, Haibin Ji, Aili Ma, Enobong Felix Daniel, Shujun Li, Wei Jin, Yugui Zheng   +7 more
doaj   +1 more source

The Effect of Laser Nitriding on Surface Characteristics and Wear Resistance of NiTi Alloy with Low Power Fiber Laser

Applied Sciences, 2021
The laser nitriding was performed in nitrogen gas at room temperature (20 °C) and low temperature (−190 °C) by a low power fiber laser to modify the wear and abrasion resistance of NiTi alloy.
Hao Wang, Ralf Nett, Evgeny L. Gurevich, Andreas Ostendorf   +3 more
doaj   +1 more source

Adhesion and corrosion resistance of polycaprolactone coating on NiTi alloy surface after alkali heat pretreatment

Biosurface and Biotribology, 2022
Selective laser melting of nickel‐titanium alloy (SLM‐NiTi) can precisely control the size of the sample molding structure and has attracted extensive attention due to its special superelasticity and shape memory effect. However, the biological inertness
Zhihui Zhang, Yanan Yang, Yunting Guo, Pengwei Sha, Zezhou Xu, Zhenglei Yu, Jiashun Si, Zhengao Zhang, Jia Guo, Yifan Chen   +9 more
doaj   +1 more source

The Cyclic Fatigue Resistance of Different Lengths of CM Gold Wire and CM Blue Wire NiTi Alloy Endodontic Rotary Files: An In Vitro Study

Applied Sciences, 2023
Background: The objective of the present study was to measure and compare how the length of CM Gold Wire and CM Blue Wire NiTi alloy endodontic rotary files impacts their resistance to cyclic fatigue.
Vicente Faus-Matoses, Vicente Faus-Llácer, Celia Ruiz-Sánchez, Sofía Prats Gallego, Álvaro Zubizarreta-Macho, Beatriz Solano-Mendoza, Benjamín Martín Biedma, Ignacio Faus-Matoses   +7 more
doaj   +1 more source

The determination and evaluation of Nitinol constitutive models for finite element analysis [PDF]

, 2007
Superelastic Ni-Ti (Nitinol) is a member of the shape memory alloy (SMA) family of metals. The physical properties of Nitinol are highly dependant on a number of factors, including manufacturing method, subsequent processing, operating temperature, and ...
Dempster, W.M., McCummiskey, E., Nash, D.H., Ashton, T.R., Stevenson, D.G.   +4 more
core   +3 more sources

The corrosion resistance, biocompatibility and biomineralization of the dicalcium phosphate dihydrate coating on the surface of the additively manufactured NiTi alloy

Journal of Materials Research and Technology, 2022
Selective laser melting (SLM)-fabricated NiTi alloys have attracted widespread interest because they can achieve high-precision preparation of implant materials with complex structures.
Yunting Guo, Zezhou Xu, Mengqi Liu, Shuo Zu, Yanan Yang, Qi Wang, Zhenglei Yu, Zhihui Zhang, Luquan Ren   +8 more
doaj   +1 more source