Shape memory alloys and polymers for MEMS/NEMS applications: Review on recent findings and challenges in design, preparation, and characterization

I Stachiv, E Alarcon, M Lamac - Metals, 2021 - mdpi.com
Rapid progress in material science and nanotechnology has led to the development of the
shape memory alloys (SMA) and the shape memory polymers (SMP) based functional …

Enlightening from γ, γ′ and β phase transformations in Al-Co-Ni alloy system: a review

F Zhou, Y Zhou, J Wang, J Liang, H Gao… - Current Opinion in Solid …, 2019 - Elsevier
Alloys based on the ternary Al-Co-Ni system have found their broad applications in high-
temperature structural materials as well as functional materials due to the existence of three …

[HTML][HTML] Combined shape memory alloy phenomena: A novel approach to extend applications of shape memory alloys

M Vollmer, A Bauer, T Niendorf - Materials Letters, 2023 - Elsevier
The present study introduces a novel approach enabling new applications of shape memory
alloys by combining different shape memory alloy phenomena during use. It is shown that …

Martensitic transformation and magnetic properties in Ni–Fe–Ga–Co magnetic shape memory alloys

J Liu, N Scheerbaum, D Hinz, O Gutfleisch - Acta Materialia, 2008 - Elsevier
Ni–Fe–Ga–Co is a promising system for magnetic shape memory alloy applications, due to
its good ductility, mobile twin boundaries and high transformation temperatures. Unlike …

Microstructure, phase transitions and mechanical properties of Ni50Mn34In16− yCoy alloys

Y Feng, JH Sui, ZY Gao, GF Dong, W Cai - Journal of alloys and …, 2009 - Elsevier
The influence of partial substitution of Co for In on the microstructure, phase transitions and
mechanical properties of Ni50Mn34In16 alloys are investigated in detail. The results show …

Microstructure of precipitates and magnetic domain structure in an annealed Co38Ni33Al29 shape memory alloy

B Bartova, N Wiese, D Schryvers, JN Chapman… - Acta materialia, 2008 - Elsevier
The microstructure of a Co38Ni33Al29 ferromagnetic shape memory alloy was determined
by conventional transmission electron microscopy (TEM), electron diffraction studies …

Phase separation and magnetic properties of Co–Ni–Al ferromagnetic shape memory alloys

Z Liu, S Yu, H Yang, G Wu, Y Liu - Intermetallics, 2008 - Elsevier
Co–Ni–Al alloys were fabricated by melt-spinning technique. The martensitic transformation
temperature of the alloys was found to increase with increasing valence electron …

Microstructure changes in two phase β+ γ Co-Ni-Al ferromagnetic shape memory alloys in relation to Al/Co ratio

W Maziarz, J Dutkiewicz, R Santamarta… - The European Physical …, 2008 - Springer
The microstructure of Co 35+ x-Ni 40-x-Al 25 (x= 0, 2.5, 5.0) ferromagnetic shape memory
alloys annealed at 1200° C and water quenched has been investigated by optical (OM) and …

Influence of sintering temperature on microstructure, magnetic properties of vacuum sintered Co (-Zn)-Ni-Al alloys

GJ Arputhavalli, S Agilan, P Saravanan - Materials Letters, 2018 - Elsevier
Abstract Co 38 Ni 35 Al 27 and Co 35 Zn 10 Ni 32 Al 23 ferromagnetic shape memory alloys
were prepared via facile powder metallurgy and vacuum sintering technique. The influence …

Effect of strong static magnetic field on the microstructure and transformation temperature of Co–Ni–Al ferromagnetic shape memory alloy

F Bu, X Xue, J Wang, H Kou, C Li, P Zhang… - Journal of Materials …, 2018 - Springer
The effect of strong static magnetic field (SSMF) on the microstructure and phase
transformation temperature of Co 38 Ni 33 Al 29 ferromagnetic shape memory alloy during …