Transformation volume effects on shape memory alloys

VA Chernenko, VA L'vov, E Cesari, A Kosogor… - Metals, 2013 - mdpi.com
It is generally accepted that the martensitic transformations (MTs) in the shape memory
alloys (SMAs) are mainly characterized by the shear deformation of the crystal lattice that …

Magnetism of nanotwinned martensite in magnetic shape memory alloys

V Golub, VA L'vov, O Salyuk… - Journal of Physics …, 2020 - iopscience.iop.org
Heusler-type magnetic shape memory alloys (MSMAs) exhibit a martensitic transformation
(MT) accompanied by a complex magnetic reordering, strongly affected by an intricate …

Shape memory and elastocaloric properties of melt-spun NiMn-based Heusler alloys

E Villa, F Villa, BR Crespo, P Lazpita, D Salazar… - Journal of Alloys and …, 2023 - Elsevier
In the present work, towards further development of NiMn-based Heusler-type elastocaloric
alloys a series of melt-spun ribbons have been prepared from three multicomponent Ni-Mn …

Large tensile superelasticity from intermartensitic transformations in Ni49Mn28Ga23 single crystal

VA Chernenko, E Villa, D Salazar… - Applied Physics …, 2016 - pubs.aip.org
A multistep superelastic behavior, with up to a 12% strain, is reported in a< 001> P-oriented
Ni 49 Mn 28 Ga 23 single crystal. The observed behavior is produced by intermartensitic …

Properties of rare earth added Cu–12wt% Al–3wt% Ni–0.6 wt% Ti high temperature shape memory alloy

P Dalvand, S Raygan, GA López, MB Meléndez… - Materials Science and …, 2019 - Elsevier
In this study a Cu–12wt% Al–3wt% Ni–0.6 wt% Ti+ RE high temperature shape memory
alloy, where RE denotes the rare earth do** elements, was prepared by vacuum arc …

[HTML][HTML] Giant magnetoelectric effect of Ni–Mn-Ga/piezopolymer composites tailored by a martensitic transformation

VA L'vov, P Martins, N Pereira, AG Díez… - … Science and Technology, 2023 - Elsevier
Polymer-based magnetoelectric (ME) composites, composed of magnetostrictive and
piezoelectric phases, in addition to exhibiting an effective coupling between the magnetic …

Effect of solidification rate on martensitic transformation behavior and adiabatic magnetocaloric effect of Ni50Mn35In15 ribbons

CO Aguilar-Ortiz, JP Camarillo-García, J Vergara… - Journal of Alloys and …, 2018 - Elsevier
Abstract Ni 50 Mn 35 In 15 compound has become an archetype for investigating the
functional properties of metamagnetic shape memory alloys. We have fabricated Ni 50 Mn …

Hysteretic and anhysteretic tensile stress–strain behavior of Ni–Fe (Co)–Ga single crystal: Experiment and theory

A Kosogor, VA L'vov, VA Chernenko, E Villa… - Acta materialia, 2014 - Elsevier
Recoverable strains have been measured in a single-crystalline Ni–Fe (Co)–Ga shape
memory alloy in the course of tensile tests performed at different temperatures. Two …

Isothermal nature of the B2–B19′ martensitic transformation in a Ti–51.2 Ni (at.%) alloy

T Fukuda, S Yoshida, T Kakeshita - Scripta Materialia, 2013 - Elsevier
The B2–B19′ transformation in Ti–51.2 Ni (at.%) alloy exhibits a clear time dependence.
The transformation starts after an incubation time when the specimen is held above Ms, and …

Microstructural characterization and functional performance of Ni54Mn25Ga21-xDyx high-temperature shape memory alloys

W Tong, LM Peng - Materials Science and Technology, 2021 - journals.sagepub.com
The present study investigated the influences of Dy-addition on the microstructural
characterization, functional behaviour and deformation mechanisms in high-temperature …