Ab initio modeling of dislocation core properties in metals and semiconductors
Dislocation cores, the regions in the immediate vicinity of dislocation lines, control a number
of properties such as dislocation mobility, cross-slip and short-range interactions with other …
of properties such as dislocation mobility, cross-slip and short-range interactions with other …
Recent advances in micro-alloyed wrought magnesium alloys: Theory and design
B Jiang, Z Dong, A Zhang, J Song, F Pan - Transactions of Nonferrous …, 2022 - Elsevier
Micro-alloying design of wrought magnesium (Mg) alloys is an important strategy to achieve
high mechanical properties at a low cost. In the last two decades, significant progress has …
high mechanical properties at a low cost. In the last two decades, significant progress has …
Ductility improvement of Mg alloys by solid solution: Ab initio modeling, synthesis and mechanical properties
The I 1 intrinsic stacking fault energy (I 1 SFE) serves as an alloy design parameter for
ductilizing Mg alloys. In view of this effect we have conducted quantum–mechanical …
ductilizing Mg alloys. In view of this effect we have conducted quantum–mechanical …
Generalized stacking fault energy, ideal strength and twinnability of dilute Mg-based alloys: A first-principles study of shear deformation
In an effort to establish a scientific foundation for the computational development of
advanced Mg-based alloys, a systematic study of the generalized stacking fault (GSF) …
advanced Mg-based alloys, a systematic study of the generalized stacking fault (GSF) …
The effect of rare earth element segregation on grain boundary energy and mobility in magnesium and ensuing texture weakening
This paper elucidates a key puzzle related to texture randomization-effect of rare earth on
grain boundaries. We use electron back-scatter diffraction and molecular dynamics to …
grain boundaries. We use electron back-scatter diffraction and molecular dynamics to …
On the ductility of magnesium based materials: A mini review
UM Chaudry, K Hamad, JG Kim - Journal of Alloys and Compounds, 2019 - Elsevier
Due to its light weight and natural availability, magnesium has been received a great
attention. On the other hand, the intrinsic brittleness of magnesium usually restricts its …
attention. On the other hand, the intrinsic brittleness of magnesium usually restricts its …
Magnesium interatomic potential for simulating plasticity and fracture phenomena
Magnesium has multiple dislocation and twinning systems with starkly different properties,
which make its plastic deformation strongly anisotropic and highly complex. Existing …
which make its plastic deformation strongly anisotropic and highly complex. Existing …
Analysis of double cross-slip of pyramidal I< c+ a> screw dislocations and implications for ductility in Mg alloys
Solute accelerated cross-slip of pyramidal< c+ a> screw dislocations has recently been
recognized as a crucial mechanism in enhancing the ductility of solid-solution Mg alloys. In …
recognized as a crucial mechanism in enhancing the ductility of solid-solution Mg alloys. In …
Flow stress and work hardening of Mg-Y alloys
A Kula, X Jia, RK Mishra, M Niewczas - International Journal of Plasticity, 2017 - Elsevier
Flow stress and work hardening behaviour of Mg-Y binary alloys have been studied under
uniaxial tension and compression at 4 K, 78 K and 298 K. Electron microscopy observations …
uniaxial tension and compression at 4 K, 78 K and 298 K. Electron microscopy observations …
Role of yttrium in activation of< c+ a> slip in magnesium: An atomistic approach
The effect of Y addition on the slip behavior of an edge dislocation on basal, prismatic and
second-order pyramidal slip planes of Mg has been investigated using a molecular …
second-order pyramidal slip planes of Mg has been investigated using a molecular …