Results 1 to 10 of about 6,618 (297)

Research on the Transmission Performance of a High-Temperature Magnetorheological Fluid and Shape Memory Alloy Composite [PDF]

open access: goldApplied Sciences, 2022
To address the fact that the performance of magnetorheological fluid decreases with increasing temperature, a high-temperature magnetorheological fluid and shape memory alloy spring friction composite transmission method is proposed, and its transmission
Wenjian Chen, Jin Huang, Yan Yang
doaj   +3 more sources

High-temperature shape memory properties of Cu15Ni35Ti25Hf12.5Zr12.5 high-entropy alloy

open access: yesJournal of Materials Research and Technology, 2021
The major challenges hindering the application of high-temperature shape memory alloys are their decreased mechanical strength and thermal stability. Herein, we present high-temperature shape memory properties of the Cu15Ni35Ti25Hf12.5Zr12.5 high-entropy
Shan-Hsiu Chang   +5 more
doaj   +3 more sources

The Effect of Chromium Addition on Physical Properties of Cu-Al Based High Temperature Shape Memory Alloy [PDF]

open access: diamondArchives of Metallurgy and Materials, 2018
Cu-Al-based high temperature shape memory alloys are preferred commonly due to their cheap costs and shape memory properties. In recent years, studies have been conducted on developing and producing a new type of Cu-Al based shape memory alloy.
Z. Deniz Çirak, M. Kök, Y. Aydoğdu
doaj   +3 more sources

Relationship between Chemical Composition and Ms Temperature in High-Entropy Shape Memory Alloys [PDF]

open access: bronze, 2021
International audienceFive high entropy alloys with shape memory effect or superelastic effect were prepared by cold crucible melting to understand the effect of their chemical composition on the transformation temperatures. The microstructure and phases
Lohmuller, Paul   +4 more
core   +3 more sources

Ti30Zr10Hf10Ni35Cu15 high-entropy shape memory alloy with tunable transformation temperature and elastocaloric performance by heat treatment

open access: yesMaterials Today Advances, 2023
This work investigates the influence of heat treatments on a pseudo-binary Ti30Zr10Hf10Ni35Cu15 high-entropy shape memory alloy. Heat treatments on the alloy resulted in the formation of second phases and thus were able to adjust its transformation ...
Yen-Ting Chang   +4 more
doaj   +2 more sources

A Focus on High-Temperature Shape Memory Alloys [PDF]

open access: bronzeShape Memory and Superelasticity, 2015
There is growing interest in high-temperature shape memory alloys both from academia and industry, as this class of smart materials can deliver large reversible strains at elevated temperatures. Target applications are in aerospace, automotive, energy exploration, and conversion industries, where the operating temperatures are often well above 100 C ...
Hans J. Maier
openaire   +2 more sources

Martensitic Transformation and Shape Memory Effect of NiCoMnSn High Temperature Shape Memory Alloy [PDF]

open access: yesJournal of Materials Engineering and Performance, 2012
This article studies the dependence of martensitic transformation on Mn:Sn ratio in Ni43Co7Mn50−x Sn x alloy and the shape memory behavior of Ni43Co7Mn43Sn7 in detail. The results show that all the transformation temperatures show a linear decrease with the decrease of Mn:Sn ratio. The similar tendency
F. Chen   +5 more
openaire   +2 more sources

Improvement in the Mechanical Properties of High Temperature Shape Memory Alloy (Ti50Ni25Pd25) by Copper Addition [PDF]

open access: goldAdvances in Materials Science and Engineering, 2015
High temperature shape memory alloys Ti50Ni25Pd25 and Ti50Ni20Pd25Cu5 were developed, characterized, and tensile tested in both martensite ( Mf − 50°C) and austenite ( Af + 50°C) phases.
Saif ur Rehman   +5 more
doaj   +2 more sources

Recent developments in high temperature shape memory alloys

open access: diamondMRS Proceedings, 1994
AbstractThe functional properties of Shape Memory Alloys (SMA's) are used succesfully at present in a variety of industrial and medical applications. The use of these materials in smart structures is now emerging in the field of aeronautic/space technology.
Beyer, J., Mulder, J.H.
openaire   +5 more sources

Determination of Phase Transformation and Activation Energy in High Temperature Shape Memory TiVAl Alloy

open access: yesHittite Journal of Science and Engineering, 2018
T i-V-Al alloys are a good candidates for lightweight high temperature shape memory alloys. Due to their excellent mechanical properties with low density, in industrial applications, there are widely used as high temperature shape memory alloys. However,
Semra Ergen
doaj   +2 more sources

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