[HTML][HTML] Atomistic simulations of plasticity heterogeneity in gradient nano-grained FCC metals

L Xu, Z Huang, Q Shen, F Chen - Materials & Design, 2022 - Elsevier
Gradient nano-grained (GNG) metals are an emerging class of heterogeneous structured
materials with extraordinary mechanistic performances and unnatural plasticity mechanisms …

Origin of strengthening-softening trade-off in gradient nanostructured body-centred cubic alloys

L Li, Q Fang, J Li, H Wu - Journal of Alloys and Compounds, 2019 - Elsevier
The gradient nanograined metals have the unexpected combination of high strength and
high ductility. However, the detailed dynamic and continuous process of deformation …

Size-dependent deformation mechanisms in copper gradient nano-grained structure: A molecular dynamics simulation

CY He, XF Yang, H Chen, Y Zhang, GJ Yuan… - Materials Today …, 2022 - Elsevier
Gradient nano-grained (GNG) structures exhibit an excellent combination of high strength
and toughness. In this paper, molecular dynamics (MD) simulations have been utilized to …

The characterization of plastic behavior and mechanical properties in the gradient nanostructured copper

WA Siswanto, RM Romero-Parra… - Proceedings of the …, 2023 - journals.sagepub.com
Due to their individual plastic deformation behavior and mechanistic performances, gradient
nano-grained (GNG) metals have been identified as promising materials for application in …

Grain rotations during uniaxial deformation of gradient nano-grained metals using crystal plasticity finite element simulations

Z Li, F Yang - Extreme Mechanics Letters, 2017 - Elsevier
Gradient nano-grained (GNG) metals have great application potential due to its outstanding
performance in both strength and ductility. In this paper, we investigate the uniaxial …

Dislocation mechanism based size-dependent crystal plasticity modeling and simulation of gradient nano-grained copper

X Lu, X Zhang, M Shi, F Roters, G Kang… - international Journal of …, 2019 - Elsevier
Overcoming the trade-off between strength and ductility in metallic materials is a grand
challenge. Recently, materials with a gradient nano-grained (GNG) surface layer adhering to …

Mechanical properties and optimal grain size distribution profile of gradient grained nickel

Y Lin, J Pan, HF Zhou, HJ Gao, Y Li - Acta Materialia, 2018 - Elsevier
Gradient structured (GS) materials are ubiquitous in biological systems and now
increasingly adopted in engineering systems to achieve desirable combinations of …

Multiscale discrete dislocation dynamics study of gradient nano-grained materials

S Lu, J Zhao, M Huang, Z Li, G Kang… - International Journal of …, 2022 - Elsevier
Gradient nano-grained (GNG) metals have shown a better strength-ductility combination
compared to their homogeneous counterparts. In this paper, the mechanical properties and …

Optimal grain size distribution in gradient nano-grained nickel

S Zhou, Z Hou, N Liu, Y Niu, C Li, Z Wang, J Wang… - Vacuum, 2023 - Elsevier
Gradient nano-grained (GNG) metals are a unique class of metallic materials by
manipulating the gradient size distribution, but the optimal grain size distribution producing …

[HTML][HTML] Atomistic tensile deformation mechanisms of Fe with gradient nano-grained structure

W Li, F Yuan, X Wu - Aip Advances, 2015 - pubs.aip.org
Large-scale molecular dynamics (MD) simulations have been performed to investigate the
tensile properties and the related atomistic deformation mechanisms of the gradient nano …