Beyond Orowan hardening: Mapping the four distinct mechanisms associated with dislocation-precipitate interaction
The conventional role played by precipitates in crystalline solids is in blocking the motion of
dislocations and for consequentially hardening, a mechanism attributed to Orowan's finding …
dislocations and for consequentially hardening, a mechanism attributed to Orowan's finding …
Atomistic simulation studies of Ni-based superalloys
Ni-based superalloys are key materials for hot-end components of aeroengines.
Considering the importance and complex of aeroengine components, the understanding on …
Considering the importance and complex of aeroengine components, the understanding on …
Fundamental mechanisms for irradiation-hardening and embrittlement: a review
X Xiao - Metals, 2019 - mdpi.com
It has long been recognized that exposure to irradiation environments could dramatically
degrade the mechanical properties of nuclear structural materials, ie, irradiation-hardening …
degrade the mechanical properties of nuclear structural materials, ie, irradiation-hardening …
An atomistic-to-microscale computational analysis of the dislocation pileup-induced local stresses near an interface in plastically deformed two-phase materials
Taking the two-phase material as a model system, here we perform atomistic-to-microscale
computational analysis on how the dislocations pileup is formed at a buried interface …
computational analysis on how the dislocations pileup is formed at a buried interface …
Interaction of extended dislocations with nanovoid clusters
Voids of nanoscale dimensions in irradiated metals can act as obstacles to dislocation
motion and cause strengthening. In this work, nanovoid strengthening and the influences of …
motion and cause strengthening. In this work, nanovoid strengthening and the influences of …
Influence of scandium addition on microstructure and mechanical properties in nickel-based superalloys: an integrated multiscale modeling and experimental …
Microalloying has long been recognized as an effective method for improving the
mechanical properties of metallic materials and developing new ones. In this study, we …
mechanical properties of metallic materials and developing new ones. In this study, we …
Study of the dynamic impact spalling of ductile materials based on Gurson-type phase-field model
The formation of void damage and spalling failure in ductile metallic materials under strong
impact is a well-established phenomenon. In aerospace and defense technology …
impact is a well-established phenomenon. In aerospace and defense technology …
Influence of kinetic effect on interaction between edge dislocation and irradiated dislocation loops in BCC Tantalum
Q Bao, Z Li, B Zhu, S Liang, J Zhu, M Huang… - International Journal of …, 2023 - Elsevier
In this paper, the interaction between an edge dislocation and irradiation< 100> sessile self-
interstitial atom (SIA) type dislocation loops (DLs) is studied by atomistic simulations in BCC …
interstitial atom (SIA) type dislocation loops (DLs) is studied by atomistic simulations in BCC …
The effect of Ag on the tensile strength and fracture toughness of novel Al-Mg-Zn alloys
H Liu, Z Zhang, D Zhang, J Zhang - Journal of Alloys and Compounds, 2022 - Elsevier
In this study, the effect of trace addition of Ag on the microstructure, tensile strength, and
fracture toughness of novel Al-Mg-Zn alloys was evaluated using transmission electron …
fracture toughness of novel Al-Mg-Zn alloys was evaluated using transmission electron …
Atomic structure, stability, and dissociation of dislocations in cadmium telluride
Dislocation plays a crucial role in many material properties of semiconductors, ranging from
plastic deformation to electronic transport. But the dislocation structures and reactions …
plastic deformation to electronic transport. But the dislocation structures and reactions …