Size effects on magnetic actuation in Ni‐Mn‐Ga shape‐memory alloys
Abstract The off‐stoichiometric Ni2MnGa Heusler alloy is a magnetic shape‐memory alloy
capable of reversible magnetic‐field‐induced strains (MFIS). These are generated by twin …
capable of reversible magnetic‐field‐induced strains (MFIS). These are generated by twin …
Ferromagnetic shape memory alloys—challenges, applications, and experimental characterization
Ferromagnetic shape memory alloys (FSMA) constitute a subgroup of shape memory alloys
(SMA) that also exhibit a ferromagnetic behavior. Due to the unique combination of large …
(SMA) that also exhibit a ferromagnetic behavior. Due to the unique combination of large …
Phase change materials in microactuators: Basics, applications and perspectives
During the last decades micro electro mechanical systems (MEMS) have been subject to
intensive research. In many cases active components, eg, for regulating fluid flow or …
intensive research. In many cases active components, eg, for regulating fluid flow or …
A three-dimensional model of magneto-mechanical behaviors of martensite reorientation in ferromagnetic shape memory alloys
The large strain in Ferromagnetic Shape Memory Alloys (FSMA) is due to the martensite
reorientation driven by mechanical stresses and/or magnetic fields. Although most …
reorientation driven by mechanical stresses and/or magnetic fields. Although most …
Magnetic Shape Memory Alloys as smart materials for micro-positioning devices.
A Hubert, N Calchand, Y Le Gorrec… - … Symposium, AES'12., 2012 - hal.science
In the field of microrobotics, actuators based on smart materials are predominant because of
very good precision, integration capabilities and high compactness. This paper presents the …
very good precision, integration capabilities and high compactness. This paper presents the …
Recent progress in FSMA microactuator developments
M Kohl, S Reddy Y, F Khelfaoui, B Krevet… - Materials Science …, 2010 - Trans Tech Publ
The giant magneto-strain effect is particularly attractive for actuator applications in micro-and
nanometer dimensions as it enables contact-less control of large deformations, which can …
nanometer dimensions as it enables contact-less control of large deformations, which can …
Dynamics of twin boundaries in ferromagnetic shape memory alloys
Combined experimental and theoretical investigation of discrete twin boundary motion in
ferromagnetic shape memory alloys 10M NiMnGa is presented. Motion of individual …
ferromagnetic shape memory alloys 10M NiMnGa is presented. Motion of individual …
Magnetic-field-induced bending and straining of Ni–Mn–Ga single crystal beams with high aspect ratios
Small monocrystalline beams of the magnetic shape-memory alloy (MSMA) Ni–Mn–Ga, with
a square 1× 1 mm 2 cross section and length between 2 and 10 mm, with the 10M …
a square 1× 1 mm 2 cross section and length between 2 and 10 mm, with the 10M …
Insight into the magnetisation process of martensitic Ni–Mn–Ga films: A micromagnetic and vector magnetometry study
This study investigates the magnetisation process of a martensitic Ni–Mn–Ga thin film with
microstructure optimized to obtain a unidirectional and reversible magnetisation jump. The …
microstructure optimized to obtain a unidirectional and reversible magnetisation jump. The …
The effects of magnetic and mechanical microstructures on the twinning stress in Ni-Mn-Ga
The ferromagnetic 10M Ni-Mn-Ga alloy exhibits complex magnetic and mechanical
microstructures, which are expected to form barriers for motion of macro twin boundaries …
microstructures, which are expected to form barriers for motion of macro twin boundaries …