[HTML][HTML] Twin-solute, twin-dislocation and twin-twin interactions in magnesium
Magnesium alloys have received considerable research interest due to their lightweight,
high specific strength and excellent castability. However, their plastic deformation is more …
high specific strength and excellent castability. However, their plastic deformation is more …
Disconnections and other defects associated with twin interfaces
The general topological model for interfacial defects is reviewed and expanded, and the role
of these defects in the coupled shear-migration of interfaces is explored. We focus on …
of these defects in the coupled shear-migration of interfaces is explored. We focus on …
[HTML][HTML] Micromechanical response of pure magnesium at different strain rate and temperature conditions: twin to slip and slip to twin transitions
The strain rate (ε˙) and temperature (T) dependent mechanical response of single crystal
magnesium (Mg) micropillars compressed along the [2¯ 110] direction (a-axis) is …
magnesium (Mg) micropillars compressed along the [2¯ 110] direction (a-axis) is …
Twinning-like lattice reorientation without a crystallographic twinning plane
Twinning on the plane is a common mode of plastic deformation for hexagonal-close-
packed metals. Here we report, by monitoring the deformation of submicron-sized single …
packed metals. Here we report, by monitoring the deformation of submicron-sized single …
[HTML][HTML] Segregation-driven exceptional twin-boundary strengthening in lean Mg–Zn–Ca alloys
Twinning-mediated plasticity in hexagonal close-packed crystal structures offers great
potential for achieving lean Mg-based alloys with high strength and extended ductility …
potential for achieving lean Mg-based alloys with high strength and extended ductility …
[HTML][HTML] In-situ TEM observation of {101 2} twin-dominated deformation of Mg pillars: Twinning mechanism, size effects and rate dependency
To investigate the mechanism of {10 1¯ 2} twinning in magnesium (Mg) single crystal and its
influence on mechanical size effects and strain rate dependent deformation behavior, in-situ …
influence on mechanical size effects and strain rate dependent deformation behavior, in-situ …
Visualization and validation of twin nucleation and early-stage growth in magnesium
The abrupt occurrence of twinning when Mg is deformed leads to a highly anisotropic
response, making it too unreliable for structural use and too unpredictable for observation …
response, making it too unreliable for structural use and too unpredictable for observation …
[HTML][HTML] Twinning induced spatial stress gradients: Local versus global stress states in hexagonal close-packed materials
Length scale dependent microstructural heterogeneities serve as effective pathways in
engineering materials for providing simultaneous strength-ductility enhancement. In this …
engineering materials for providing simultaneous strength-ductility enhancement. In this …
Dislocation absorption and transmutation at {101 2} twin boundaries in deformation of magnesium
How matrix dislocations, ie basal, prismatic and pyramidal, interact with {10 1¯ 2} 10 1¯ 1¯
twin boundaries in hexagonal close-packed metals has been discussed extensively in the …
twin boundaries in hexagonal close-packed metals has been discussed extensively in the …
{101¯ 1} Twin boundary structures in a Mg–Gd alloy
In this work, we report our direct observations of atomic structures of both end and broad
interfaces of {10 1¯ 1} twin boundary (TB) in a deformed and annealed Mg–Gd solid solution …
interfaces of {10 1¯ 1} twin boundary (TB) in a deformed and annealed Mg–Gd solid solution …