On the origin of Lüders-like deformation of NiTi shape memory alloys
Polycrystalline NiTi shape memory alloys deformed in tension tend to exhibit localization
and propagation of deformation in macroscopic shear bands. The propagation of the …
and propagation of deformation in macroscopic shear bands. The propagation of the …
A thermomechanically coupled finite-strain constitutive model for cyclic pseudoelasticity of polycrystalline shape memory alloys
This paper presents a new 3D thermomechanical finite-strain constitutive model for cyclic
pseudoelasticity of polycrystalline shape memory alloys (SMAs). The model considers four …
pseudoelasticity of polycrystalline shape memory alloys (SMAs). The model considers four …
EBSD studies of the stress-induced B2–B19′ martensitic transformation in NiTi tubes under uniaxial tension and compression
In situ electron backscattering diffraction (EBSD) investigations were conducted on
polycrystalline NiTi tube specimens during tensile and compressive deformation. The long …
polycrystalline NiTi tube specimens during tensile and compressive deformation. The long …
Experimental investigation on macroscopic domain formation and evolution in polycrystalline NiTi microtubing under mechanical force
This paper reports the experimental results on macroscopic deformation instability and
domain morphology evolution during stress-induced austenite→ martensite (A→ M) phase …
domain morphology evolution during stress-induced austenite→ martensite (A→ M) phase …
Homogeneous and heterogeneous deformation mechanisms in an austenitic polycrystalline Ti–50.8 at.% Ni thin tube under tension. Investigation via temperature and …
An initially austenitic polycrystalline Ti–50.8 at.% Ni thin-walled tube with small grain sizes
has been deformed under tension in air at ambient temperature and moderate nominal axial …
has been deformed under tension in air at ambient temperature and moderate nominal axial …
Phase transitions in a slender cylinder composed of an incompressible elastic material. I. Asymptotic model equation
HH Dai, Z Cai - Proceedings of the Royal Society A …, 2006 - royalsocietypublishing.org
We present reasons, both experimental and mathematical, for why it is important to consider
the radial deformation (thus the lateral traction-free boundary conditions as well) for phase …
the radial deformation (thus the lateral traction-free boundary conditions as well) for phase …
Assessment of tension–compression asymmetry of NiTi using circular bulge testing of thin plates
Tension–compression asymmetry in a polycrystalline superelastic NiTi thin sheet is studied
by means of circular diaphragm bulging test and tensile tests. Tensile tests along the rolling …
by means of circular diaphragm bulging test and tensile tests. Tensile tests along the rolling …
Develo** a new interatomic potential and atomistic study of NiTiHf
S Ataollahi - 2023 - scholar.utc.edu
With the growing demand for high-temperature shape memory alloys (HTSMAs), NiTi-based
HTSMAs have gained more attention for implementation in applications at elevated …
HTSMAs have gained more attention for implementation in applications at elevated …
Phase transitions in a slender cylinder composed of an incompressible elastic material. II. Analytical solutions for two boundary-value problems
Z Cai, HH Dai - Proceedings of the Royal Society A …, 2006 - royalsocietypublishing.org
In this sequel paper, we solve two boundary-value problems for the asymptotic model
equation derived in the first paper. One of the purposes is to compare the analytical …
equation derived in the first paper. One of the purposes is to compare the analytical …
Virtual extensometer analysis of martensite band nucleation, growth, and strain softening in pseudoelastic NiTi subjected to different load cases
Pseudoelastic NiTi shape memory alloys exhibit different stress–strain curves and modes of
deformation in tension vs. compression. We have recently shown that under a combination …
deformation in tension vs. compression. We have recently shown that under a combination …