Results 281 to 290 of about 5,157,794 (358)

Adaptive continuous-shape-changing solar-powered microfliers enabled by a drone-mounted releasing module. [PDF]

open access: yesCommun Eng
Sun H   +12 more
europepmc   +1 more source

Investigating the reversible nature of the magnetocaloric effect under cyclic conditions of the Ni50Mn34In15Ga1 magnetic shape memory alloy

open access: hybrid
Pablo Álvarez-Alonso   +9 more
openalex   +1 more source

Nonlinear dynamics of a magnetic shape memory alloy oscillator

Proceedings of the XIX International Symposium on Dynamic Problems of Mechanics, 2023
Abstract Magnetic shape memory alloys (MSMAs) constitute a class of smart materials capable of exhibiting large magnetic field induced strain (MFIS) when subjected to magnetomechanical loadings. Two distinct mechanisms are responsible for the induced strain: martensitic variant reorientation and phase transformation.
Jean M. Souza   +2 more
openaire   +2 more sources

Nonlinear Dynamic Characteristics of Magnetic Shape Memory Alloy Actuator

open access: yesApplied Mechanics and Materials, 2015
A kind of hysteretic nonlinear model of magnetic shape memory alloy (MSMA) was developed in this paper, and the nonlinear dynamic characteristics of MSMA actuator were investigated. Van der Pol nonlinear item were introduced to interpret the hysteretic phenomena of strain-magnetic field intensity (MFI) curves of MSMA, and the constitutive relationship ...
Zhi-Wen Zhu, Xin-Miao Li, Jia Xu
openaire   +2 more sources

Neural-Network-Based Iterative Learning Control for Hysteresis in a Magnetic Shape Memory Alloy Actuator

IEEE/ASME transactions on mechatronics, 2022
The typical characteristic of a magnetic shape memory alloy (MSMA)-based actuator is rate-dependent and stress-dependent hysteresis. In addition, the hysteresis in an MSMA-based actuator includes memory, multivalued mapping, and asymmetry properties ...
Ye-Wei Yu   +3 more
semanticscholar   +1 more source

Chaotic Neural Network-Based Hysteresis Modeling With Dynamic Operator for Magnetic Shape Memory Alloy Actuator

IEEE transactions on magnetics, 2021
The magnetic shape memory alloy (MSMA) is a new family of smart materials, which exhibits great strain deformation and high energy density. Based on these properties, the MSMA has excellent potential to represent an available means for developing a novel
Chen Zhang   +4 more
semanticscholar   +1 more source

Magnetism of nanotwinned martensite in magnetic shape memory alloys

Journal of Physics: Condensed Matter, 2020
Abstract Heusler-type magnetic shape memory alloys (MSMAs) exhibit a martensitic transformation (MT) accompanied by a complex magnetic reordering, strongly affected by an intricate martensitic microstructure. The hierarchic twin structure of martensite, formed as a result of minimization of elastic energy down to atomic scale, is ...
V Golub   +4 more
openaire   +2 more sources

Modified KP Model for Hysteresis of Magnetic Shape Memory Alloy Actuator

IETE Technical Review (Institution of Electronics and Telecommunication Engineers, India), 2015
Miaolei Zhou
exaly   +2 more sources

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