Phase engineering of nanostructural metallic materials: Classification, structures, and applications
Metallic materials are usually composed of single phase or multiple phases, which refers to
homogeneous regions with distinct types of the atom arrangement. The recent studies on …
homogeneous regions with distinct types of the atom arrangement. The recent studies on …
Growth twins and deformation twins in metals
This article reviews recent basic research on two classes of twins: growth twins and
deformation twins. We focus primarily on studies that aim to understand, via experiments …
deformation twins. We focus primarily on studies that aim to understand, via experiments …
Ideal maximum strengths and defect-induced softening in nanocrystalline-nanotwinned metals
Strengthening of metals through nanoscale grain boundaries and coherent twin boundaries
is manifested by a maximum strength—a phenomenon known as Hall–Petch breakdown …
is manifested by a maximum strength—a phenomenon known as Hall–Petch breakdown …
Nanotwinned and hierarchical nanotwinned metals: a review of experimental, computational and theoretical efforts
The recent studies on nanotwinned (NT) and hierarchical nanotwinned (HNT) face-centered
cubic (FCC) metals are presented in this review. The HNT structures have been supposed …
cubic (FCC) metals are presented in this review. The HNT structures have been supposed …
Interfacial nanophases stabilize nanotwins in high-entropy alloys
Nanostructuring metals through nanograins and nanotwins is an efficient strategy for
strength increase as the mean free path of dislocations is reduced. Yet, nanostructures are …
strength increase as the mean free path of dislocations is reduced. Yet, nanostructures are …
The influence of stacking faults on mechanical behavior of advanced materials
There are abundant studies on deformation mechanisms in metallic materials dominated by
grain boundaries and twin boundaries. In comparison, the influence of stacking faults on …
grain boundaries and twin boundaries. In comparison, the influence of stacking faults on …
Chemical fluctuation enabling strength-plasticity synergy in metastable single-phase high entropy alloy film with gigapascal yield strength
In this work, we synthesized a FeCoNiCrCu high entropy alloy film (HEAF) via magnetron
sputtering, which exhibited a metastable single FCC phase with random chemical …
sputtering, which exhibited a metastable single FCC phase with random chemical …
Twinning effects on strength and plasticity of metallic materials
Twins are domain crystals inside their parent crystals, where they share some of the same
crystal lattice points in a symmetrical manner. The formation and growth of twins result in …
crystal lattice points in a symmetrical manner. The formation and growth of twins result in …
Hardness-thermal stability synergy in nanograined Ni and Ni alloys: Superposition of nanotwin and low-energy columnar boundary
Refining grains into nanoscale can significantly strengthen and harden metallic materials;
however, nanograined metals generally exhibit low thermal stability, hindering their practical …
however, nanograined metals generally exhibit low thermal stability, hindering their practical …
A quasi-in-situ EBSD study of the thermal stability and grain growth mechanisms of CoCrNi medium entropy alloy with gradient-nanograined structure
PC Zhao, B Guan, YG Tong, RZ Wang, X Li… - Journal of Materials …, 2022 - Elsevier
The thermal stability and mechanical properties of a gradient-nanograined structure (GNS)
CoCrNi medium entropy alloy (MEA) processed by ultrasonic surface rolling were studied by …
CoCrNi medium entropy alloy (MEA) processed by ultrasonic surface rolling were studied by …