Using the Ti–Al System to Understand Plasticity and Its Connection to Fracture and Fatigue in α Ti Alloys

DC Pagan, KM Peterson, PA Shade, AL Pilchak… - … Materials Transactions A, 2023 - Springer
Abstract The Ti–Al system, specifically with Al wt pct ranging from approximately 4 to 14 pct,
has served as a model system for exploring the deformation behavior of the hexagonal close …

Exploring new links between crystal plasticity models and high-energy X-ray diffraction microscopy

PA Shade, WD Musinski, M Obstalecki… - Current Opinion in Solid …, 2019 - Elsevier
The advancement and transition of computational materials models requires corresponding
developments in experimental methods to provide new phenomenological insights as well …

Microplasticity at Room Temperature in α/β Titanium Alloys

S Hémery, P Villechaise, D Banerjee - Metallurgical and Materials …, 2020 - Springer
The current understanding of room temperature microplasticity in α/β titanium alloys is
reviewed with a special emphasis on dual-phase engineering alloys. As the interplay …

Incorporating grain-level residual stresses and validating a crystal plasticity model of a two-phase Ti-6Al-4 V alloy produced via additive manufacturing

K Kapoor, YSJ Yoo, TA Book, JP Kacher… - Journal of the Mechanics …, 2018 - Elsevier
Titanium alloys, produced via additive manufacturing techniques, offer tremendous benefits
over conventional manufacturing processes. However, there is inherent uncertainty …

Study of slip activity in a Mg-Y alloy by in situ high energy X-ray diffraction microscopy and elastic viscoplastic self-consistent modeling

L Wang, Z Huang, H Wang, A Maldar, S Yi, JS Park… - Acta Materialia, 2018 - Elsevier
Slip activity from various slip modes largely determines the yield strength and ductility of Mg
alloys. Solid solution elements in Mg can change the slip activity dramatically. In this paper …

Revealing the fatigue strengthening and damage mechanisms of surface-nanolaminated gradient structure

Y Zhang, CY He, X Wang, H Takayuki, B Sun… - International Journal of …, 2024 - Elsevier
Extending the fatigue life of metals is a critical concern for maintaining material and
component integrity in engineering systems. The integration of gradient structures within …

The role of crystallographic orientations on heterogeneous deformation in a zirconium alloy: a combined experimental and modeling study

K Thool, A Patra, D Fullwood, KVM Krishna… - International Journal of …, 2020 - Elsevier
This study explores the effect of crystallographic orientations on the development of residual
strains and local misorientations in a polycrystalline Zircaloy-4 during controlled tensile …

[HTML][HTML] Deformation mechanisms in the α phase of the Ti-6Al-2Sn-4Zr-2Mo titanium alloy: In situ experiments and simulations

S Hémery, A Naït-Ali, O Smerdova, C Tromas - International Journal of …, 2024 - Elsevier
Titanium alloys are widely employed in aerospace applications due to an outstanding
combination of properties. The variety of loading conditions and microstructures …

Modeling Ti–6Al–4V using crystal plasticity, calibrated with multi-scale experiments, to understand the effect of the orientation and morphology of the α and β phases …

K Kapoor, P Ravi, R Noraas, JS Park… - Journal of the …, 2021 - Elsevier
Classically, crystal plasticity modeling has used a range of constitutive equations, in which
the incorporation of additional physics-based relationships typically results in additional …

Formation mechanism of high-strain bands in commercially pure titanium

Y Kawano, M Mitsuhara, T Mayama… - Materials Science and …, 2023 - Elsevier
In textured α-Ti, band-like high-strain regions at approximately 45° to the loading direction
are commonly observed under tensile deformation. Herein, such high-strain regions were …