Heterostructured metallic structural materials: research methods, properties, and future perspectives

X Dong, B Gao, L Xiao, J Hu, M Xu, Z Li… - Advanced Functional …, 2024 - Wiley Online Library
Heterostructured (HS) materials, characterized by heterogeneous zones with differences in
mechanical or physical properties, represent a revolutionary advancement in material …

Hetero-zone boundary affected region: a primary microstructural factor controlling extra work hardening in heterostructure

Y Wang, Y Zhu, Z Yu, J Zhao, Y Wei - Acta Materialia, 2022 - Elsevier
Heterostructured metals possess superior mechanical properties exceeding the prediction
by the rule-of-mixtures. However, it remains a challenge to understand the key …

Work hardening discrepancy designing to strengthening gradient nanotwinned Cu

T Wan, Z Cheng, L Bu, L Lu - Scripta Materialia, 2021 - Elsevier
This study investigates the mechanical behaviors of sandwiched gradient nanotwinned
(GNT) Cu designed by only changing the soft component in the central layer with a fixed …

The importance of interfacial stress-affected zone in evading the strength-ductility trade-off of heterogeneous multi-layered composites

H Wu, M Huang, Y Xia, X Li, R Li, C Liu, W Gan… - International Journal of …, 2023 - Elsevier
The interfacial stress-affected zone (ISAZ), characterized by a stress gradient maximizing at
the interface, is considered a key factor in determining the mechanical properties of …

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 …

Superior strength-ductility synergy of layered aluminum under uniaxial tensile loading: The roles of local stress state and local strain state

Y Xia, K Miao, H Wu, L Geng, C Xu, CS Ku… - International Journal of …, 2022 - Elsevier
A typical layered Al composed of alternating fine-grained layers (FLs) and coarse-grained
layers (CLs), fabricated by hot pressing and hot rolling, exhibits a superior strength-ductility …

What are the “dispersive shear bands” on the surfaces of layered heterostructured materials?

H Ma, Y Zhao, Z Lyu, X Wang, Y Zhu, Y Gao - Journal of the Mechanics and …, 2023 - Elsevier
Abstract Hetero-deformation-induced (HDI) strengthening mechanism has been well
investigated in heterostructured materials including layered/gradient materials prepared by …

Effects of the layer thickness ratio on the enhanced ductility of laminated aluminum

Y Xia, H Wu, K Miao, X Li, C Xu, L Geng, H Xie… - Journal of Materials …, 2022 - Elsevier
The layered structural parameters have been reported to be critical for tuning the tensile
properties of laminated metals. Here, we investigated the effects of the thickness ratio (rc/f) of …

Deformation incompatibility enables hetero-deformation induced strengthening in Ti/Nb laminates

S Jiang, R Lin Peng, X Zhao, L Zuo… - Materials Research …, 2023 - Taylor & Francis
ABSTRACT Deformation incompatibility in Ti/Nb laminates under uniaxial tension was
revealed by in-situ neutron diffraction. During uniform deformation of the bulk laminates, the …

[HTML][HTML] Gradient structure induced simultaneous enhancement of strength and ductility in AZ31 Mg alloy with twin-twin interactions

Q Zhang, J Li, K Jiang, P Li, Y Li, Y Zhang… - Journal of Magnesium and …, 2023 - Elsevier
Gradient nanostructure was introduced to enhance the strength and ductility via deformation
incompatibility accommodated by geometrical necessary dislocations for most metallic …