A review of SMA-based actuators for bidirectional rotational motion: application to origami robots
Shape memory alloys (SMAs) are a group of metallic alloys capable of sustaining large
inelastic strains that can be recovered when subjected to a specific process between two …
inelastic strains that can be recovered when subjected to a specific process between two …
[HTML][HTML] Mechanical behaviors and biomedical applications of shape memory materials: A review
A shape memory material (shape memory alloy (SMA) or shape memory polymer (SMP))
can experience large deformation and recover its original shape when exposed to a specific …
can experience large deformation and recover its original shape when exposed to a specific …
Constitutive model for the numerical analysis of phase transformation in polycrystalline shape memory alloys
This work presents new developments in the thermomechanical constitutive modeling of
shape memory alloys (SMAs). The proposed phenomenological constitutive model is …
shape memory alloys (SMAs). The proposed phenomenological constitutive model is …
Engineering design framework for a shape memory alloy coil spring actuator using a static two-state model
A shape memory alloy (SMA) coil spring actuator is fabricated by annealing an SMA wire
wound on a rod. Four design parameters are required for the winding: the wire diameter, the …
wound on a rod. Four design parameters are required for the winding: the wire diameter, the …
Three-dimensional modeling and numerical analysis of rate-dependent irrecoverable deformation in shape memory alloys
Shape memory alloys (SMAs) provide an attractive solid-state actuation alternative to
engineers in various fields due to their ability to exhibit recoverable deformations while …
engineers in various fields due to their ability to exhibit recoverable deformations while …
[HTML][HTML] Control of Ni-Ti phase structure, solid-state transformation temperatures and enthalpies via control of L-PBF process parameters
In this work, nitinol samples were produced via Laser Powder Bed Fusion (L-PBF) in the
horizontal and vertical orientations with systematic variations in laser power, scan speed …
horizontal and vertical orientations with systematic variations in laser power, scan speed …
Experimental and numerical investigations of shape memory alloy helical springs
RAA Aguiar, MA Savi… - Smart Materials and …, 2010 - iopscience.iop.org
Shape memory alloys (SMAs) belong to the class of smart materials and have been used in
numerous applications. Solid phase transformations induced either by stress or temperature …
numerous applications. Solid phase transformations induced either by stress or temperature …
[HTML][HTML] Fatigue on shape memory alloys: experimental observations and constitutive modeling
VM Dornelas, SA Oliveira, MA Savi… - International Journal of …, 2021 - Elsevier
This paper deals with the fatigue of shape memory alloys considering both experimental and
theoretical approaches. Initially, experimental tests are performed considering NiTi …
theoretical approaches. Initially, experimental tests are performed considering NiTi …
Phase field study of the microstructure evolution and thermomechanical properties of polycrystalline shape memory alloys: Grain size effect and rate effect
Y Sun, J Luo, J Zhu - Computational Materials Science, 2018 - Elsevier
Shape memory alloys (SMAs) are a class of metallic smart materials which possess
pseudoelasticity (PE) and shape memory effect (SME), depending on the ambient …
pseudoelasticity (PE) and shape memory effect (SME), depending on the ambient …
Models for shape memory alloy behavior: an overview of modeling approaches
A Khandelwal, V Buravalla - The International Journal of …, 2009 - ijscs-ojs-tamu.tdl.org
Shape memory alloys (SMA) have been known for over five decades and modeling of their
response has attracted much attention over the last two decades. Recent increase in the …
response has attracted much attention over the last two decades. Recent increase in the …