Mechanical properties and deformation mechanisms of gradient nanostructured metals and alloys
Inspired by the gradient structures of biological materials, researchers have explored
compositional and structural gradients for about 40 years as an approach to enhance the …
compositional and structural gradients for about 40 years as an approach to enhance the …
Hetero-zone boundary affected region: a primary microstructural factor controlling extra work hardening in heterostructure
Heterostructured metals possess superior mechanical properties exceeding the prediction
by the rule-of-mixtures. However, it remains a challenge to understand the key …
by the rule-of-mixtures. However, it remains a challenge to understand the key …
Controllable additive manufacturing of gradient bulk metallic glass composite with high strength and tensile ductility
Introducing ductile crystalline dendrites into glassy matrix to produce in situ bulk metallic
glass composites (BMGCs) is an effective strategy to enhance the ductility of bulk metallic …
glass composites (BMGCs) is an effective strategy to enhance the ductility of bulk metallic …
Extra strengthening in a coarse/ultrafine grained laminate: Role of gradient interfaces
The interfaces introduced in metals by heterostructural design play crucial roles in
mechanical behaviors. Here the effect of gradient interfaces on mechanical behavior was …
mechanical behaviors. Here the effect of gradient interfaces on mechanical behavior was …
Evading strength and ductility trade-off in an inverse nacre structured magnesium matrix nanocomposite
Mimicking nacre structure is an often-used strategy for develo** materials which combine
high strength and high toughness. Here, a novel strategy, named inverse nacre structure, is …
high strength and high toughness. Here, a novel strategy, named inverse nacre structure, is …
Hetero-deformation induced (HDI) hardening does not increase linearly with strain gradient
Hetero-deformation induced (HDI) hardening has been attributed to geometrically necessary
dislocations (GNDs) that are needed to accommodate strain gradient near the interfaces of …
dislocations (GNDs) that are needed to accommodate strain gradient near the interfaces of …
Work hardening discrepancy designing to strengthening gradient nanotwinned Cu
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 …
(GNT) Cu designed by only changing the soft component in the central layer with a fixed …
Tuning strength-ductility combination on selective laser melted 316L stainless steel through gradient heterogeneous structure
Y Liu, J Sun, Y Fu, B Xu, B Li, S Xu, P Huang… - Additive …, 2021 - Elsevier
We report a strategy of gradient heterogeneous structure (GHS) architecture to achieve a
superior strength-ductility combination in additively manufactured (AM) 316L stainless steel …
superior strength-ductility combination in additively manufactured (AM) 316L stainless steel …
Improved back stress and synergetic strain hardening in coarse-grain/nanostructure laminates
The effect of back stress on the mechanical behaviors of heterogeneous material is studied
in two modeled heterogeneous laminates, ie laminated structure with a nanostructured (NS) …
in two modeled heterogeneous laminates, ie laminated structure with a nanostructured (NS) …
Activating dispersed strain bands in tensioned nanostructure layer for high ductility: the effects of microstructure inhomogeneity
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 …
remains a great challenge. Here we explore the effects of microstructure inhomogeneity on …