Mechanisms of deformation and ductility in tungsten–A review
The physical, chemical, and mechanical properties of tungsten are at the far limits of all
engineering materials. These unique properties, particularly ultra-high strength, density, and …
engineering materials. These unique properties, particularly ultra-high strength, density, and …
Predicting the performance of tungsten in a fusion environment: a literature review
RG Abernethy - Materials Science and Technology, 2017 - Taylor & Francis
Tungsten has been proposed for use in the divertor of future fusion devices. In this
environment, it will be exposed to high heat fluxes, neutron damage and hydrogen and …
environment, it will be exposed to high heat fluxes, neutron damage and hydrogen and …
Relative mobility of screw versus edge dislocations controls the ductile-to-brittle transition in metals
Body-centered cubic metals including steels and refractory metals suffer from an abrupt
ductile-to-brittle transition (DBT) at a critical temperature, hampering their performance and …
ductile-to-brittle transition (DBT) at a critical temperature, hampering their performance and …
A unified model for ductile-to-brittle transition in body-centered cubic metals
YH Zhang, E Ma, J Sun, WZ Han - Journal of Materials Science & …, 2023 - Elsevier
Ductile-to-brittle transition (DBT) is a well-known phenomenon in body-centered-cubic
(BCC) metals, intermetallics and semiconductor materials. A quantitative prediction of the …
(BCC) metals, intermetallics and semiconductor materials. A quantitative prediction of the …
Mechanism of brittle-to-ductile transition in tungsten under small-punch testing
YH Zhang, WZ Han - Acta Materialia, 2021 - Elsevier
Exceptional high brittle-to-ductile transition temperature (BDTT) is a critical issue that limits
the application of tungsten as structural materials. The controlling factors in BDT have been …
the application of tungsten as structural materials. The controlling factors in BDT have been …
Microcrack mitigation during laser scanning of tungsten via preheating and alloying strategies
When tungsten is processed by laser powder bed fusion additive manufacturing, the
combination of high residual stresses and tungsten's inherent ductile-to-brittle transition …
combination of high residual stresses and tungsten's inherent ductile-to-brittle transition …
Effect of grain size on the ductile-brittle fracture behavior of commercially pure titanium sheet metals
Fabrication of miniaturized titanium thin-walled products directly using sheet metals is
proven to be a promising approach with high productivity. In this process, however, there are …
proven to be a promising approach with high productivity. In this process, however, there are …
A coupled crystal-plasticity and phase-field model for understanding fracture behaviors of single crystal tungsten
The brittle-ductile transition (BDT) of tungsten depends heavily on temperature-dependent
dislocation mobility. To well understand the underlying mechanism of tungsten fracture …
dislocation mobility. To well understand the underlying mechanism of tungsten fracture …
[HTML][HTML] 3D HR-EBSD Characterization of the plastic zone around crack tips in tungsten single crystals at the micron scale
High angular resolution electron backscatter diffraction (HR-EBSD) was coupled with
focused ion beam (FIB) slicing to characterize the shape of the plastic zone in terms of …
focused ion beam (FIB) slicing to characterize the shape of the plastic zone in terms of …
The brittle-ductile transition of tungsten single crystals at the micro-scale
The loading rate effect on the brittle-ductile transition temperatures of tungsten single
crystals at the micro-scale was investigated by microcantilevers with a (100)[001] crack …
crystals at the micro-scale was investigated by microcantilevers with a (100)[001] crack …