Significance of stacking fault energy in bulk nanostructured materials: insights from Cu and its binary alloys as model systems

XH An, SD Wu, ZG Wang, ZF Zhang - Progress in Materials Science, 2019 - Elsevier
Bulk nanostructured (NS) materials processed by severe plastic deformation (SPD) have
received considerable attention for several decades. The physical origin of this processing …

[HTML][HTML] A review on plastic deformation induced surface/interface roughening of sheet metallic materials

N Nie, L Su, G Deng, H Li, H Yu, AK Tieu - Journal of Materials Research …, 2021 - Elsevier
With the increasing demand for light weight design in industries such as aerospace and
automotive, sheet metallic materials with high strength and low density have been …

Mechanical properties and deformation mechanism in Mg-Gd alloy laminate with dual-heterostructure grain size and texture

S Liu, D **a, H Yang, G Huang, F Yang, X Chen… - International Journal of …, 2022 - Elsevier
Heterostructures can effectively break the traditional strength-ductility trade-off dilemma.
However, how the texture of materials with heterostructure under hetero-deformation …

Enhanced tensile ductility of an additively manufactured near-α titanium alloy by microscale shear banding

Z Liu, R Li, D Chen, Y Sun, B He, Y Zou - International Journal of Plasticity, 2022 - Elsevier
Laser-based directed energy deposition (LDED) enables rapid near-net-shape fabrication of
large-scale titanium components for aerospace applications. However, the poor tensile …

Activating dispersed strain bands in tensioned nanostructure layer for high ductility: the effects of microstructure inhomogeneity

Y Wang, Y Wei, Z Zhao, H Long, Z Lin, F Guo… - International Journal of …, 2022 - Elsevier
How to suppress strain localization in tensioned nanograined layer and make it ductile? This
remains a great challenge. Here we explore the effects of microstructure inhomogeneity on …

Heterostructure induced dispersive shear bands in heterostructured Cu

YF Wang, CX Huang, Q He, FJ Guo… - Heterostructured …, 2021 - taylorfrancis.com
This chapter reports the formation of dispersive shear bands in a hetero-structured Cu
composed of coarse-grained (CG) and ultrafine-grained (UFG) zones. Microscale digital …

Dense dispersed shear bands in gradient-structured Ni

Y Wang, C Huang, Y Li, F Guo, Q He, M Wang… - International Journal of …, 2020 - Elsevier
During tensile deformation, nanostructured (NS) metals often fail soon after yielding by
forming a localized shear band. Here we report the observation of high density of shear …

Generalized stacking fault energies of alloys

W Li, S Lu, QM Hu, SK Kwon… - Journal of Physics …, 2014 - iopscience.iop.org
The generalized stacking fault energy (γ surface) provides fundamental physics for
understanding the plastic deformation mechanisms. Using the ab initio exact muffin-tin …

Enhanced cyclic deformation responses of ultrafine-grained Cu and nanocrystalline Cu–Al alloys

XH An, SD Wu, ZG Wang, ZF Zhang - Acta Materialia, 2014 - Elsevier
Cyclic deformation responses of ultrafine-grained (UFG) Cu and nanocrystalline (NC) Cu–Al
alloys produced by equal channel angular pressing were investigated systematically by …

Anisotropic strengthening of nanotwin bundles in heterogeneous nanostructured Cu: Effect of deformation compatibility

HZ Zhao, ZS You, NR Tao, L Lu - Acta Materialia, 2021 - Elsevier
Anisotropic tensile behaviors of a heterogeneous nanostructured Cu composed of isotropic
nanograin matrix and anisotropic nanotwin bundles were investigated under loading …