Methods for improving ductility of tungsten-a review
Pure tungsten and tungsten alloys with minor alloying additions are known to be brittle at
room temperature and have high ductile-to-brittle transition temperatures (DBTT). Improving …
room temperature and have high ductile-to-brittle transition temperatures (DBTT). Improving …
Recent progress in research on tungsten materials for nuclear fusion applications in Europe
M Rieth, SL Dudarev, SMG De Vicente, J Aktaa… - Journal of Nuclear …, 2013 - Elsevier
The current magnetic confinement nuclear fusion power reactor concepts going beyond
ITER are based on assumptions about the availability of materials with extreme mechanical …
ITER are based on assumptions about the availability of materials with extreme mechanical …
[HTML][HTML] Dislocation mechanisms and 3D twin architectures generate exceptional strength-ductility-toughness combination in CrCoNi medium-entropy alloy
Combinations of high strength and ductility are hard to attain in metals. Exceptions include
materials exhibiting twinning-induced plasticity. To understand how the strength-ductility …
materials exhibiting twinning-induced plasticity. To understand how the strength-ductility …
[HTML][HTML] Development of advanced high heat flux and plasma-facing materials
C Linsmeier, M Rieth, J Aktaa, T Chikada… - Nuclear …, 2017 - iopscience.iop.org
Plasma-facing materials and components in a fusion reactor are the interface between the
plasma and the material part. The operational conditions in this environment are probably …
plasma and the material part. The operational conditions in this environment are probably …
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 …
Interatomic potentials for modelling radiation defects and dislocations in tungsten
MC Marinica, L Ventelon, MR Gilbert… - Journal of Physics …, 2013 - iopscience.iop.org
We have developed empirical interatomic potentials for studying radiation defects and
dislocations in tungsten. The potentials use the embedded atom method formalism and are …
dislocations in tungsten. The potentials use the embedded atom method formalism and are …
Slip planes in bcc transition metals
CR Weinberger, BL Boyce… - International materials …, 2013 - journals.sagepub.com
Slip in face centred cubic (fcc) metals is well documented to occur on {111} planes in< 110>
directions. In body centred cubic (bcc) metals, the slip direction is also well established to …
directions. In body centred cubic (bcc) metals, the slip direction is also well established to …
Recent progress in R&D on tungsten alloys for divertor structural and plasma facing materials
Tungsten materials are candidates for plasma-facing components for the International
Thermonuclear Experimental Reactor and the DEMOnstration power plant because of their …
Thermonuclear Experimental Reactor and the DEMOnstration power plant because of their …
Kink bands promote exceptional fracture resistance in a NbTaTiHf refractory medium-entropy alloy
Single-phase body-centered cubic (bcc) refractory medium-or high-entropy alloys can retain
compressive strength at elevated temperatures but suffer from extremely low tensile ductility …
compressive strength at elevated temperatures but suffer from extremely low tensile ductility …
[HTML][HTML] Revealing the room temperature superplasticity in bulk recrystallized molybdenum
W Chen, X Li, S Jin, L Yang, Y Li, X He… - Nature …, 2023 - nature.com
Body-centered cubic refractory metallic materials exhibit excellent high-temperature
strength, but often suffer from brittle intergranular fracture due to the recrystallization-induced …
strength, but often suffer from brittle intergranular fracture due to the recrystallization-induced …