Complex strengthening mechanisms in the NbMoTaW multi-principal element alloy
Refractory multi-principal element alloys (MPEAs) have exceptional mechanical properties,
including high strength-to-weight ratio and fracture toughness, at high temperatures. Here …
including high strength-to-weight ratio and fracture toughness, at high temperatures. Here …
Multi-scale investigation of short-range order and dislocation glide in MoNbTi and TaNbTi multi-principal element alloys
Refractory multi-principal element alloys (RMPEAs) are promising materials for high-
temperature structural applications. Here, we investigate the role of short-range ordering …
temperature structural applications. Here, we investigate the role of short-range ordering …
Multiplicity of dislocation pathways in a refractory multiprincipal element alloy
Refractory multiprincipal element alloys (MPEAs) are promising materials to meet the
demands of aggressive structural applications, yet require fundamentally different avenues …
demands of aggressive structural applications, yet require fundamentally different avenues …
Maximum strength and dislocation patterning in multi–principal element alloys
P Cao - Science advances, 2022 - science.org
Multi–principal element alloys (MPEAs) containing three or more components in high
concentrations render a tunable chemical short-range order (SRO). Leveraging large-scale …
concentrations render a tunable chemical short-range order (SRO). Leveraging large-scale …
Correlating dislocation mobility with local lattice distortion in refractory multi-principal element alloys
Multi-principal element alloys (MPEAs) exhibit different degrees of intrinsic lattice distortion,
which varies with constituent species. Using atomistic simulations, here we found the …
which varies with constituent species. Using atomistic simulations, here we found the …
Heterogeneous lattice strain strengthening in severely distorted crystalline solids
Multi–principal element alloys (MPEAs) exhibit outstanding mechanical properties because
the core effect of severe atomic lattice distortion is distinctly different from that of traditional …
the core effect of severe atomic lattice distortion is distinctly different from that of traditional …
Design of refractory multi-principal-element alloys for high-temperature applications
Refractory multi-principal-element alloys (RMPEAs) exhibit high specific strength at elevated
temperatures (T). However, current RMPEAs lack a balance of room-temperature (RT) …
temperatures (T). However, current RMPEAs lack a balance of room-temperature (RT) …
Severe local lattice distortion in Zr-and/or Hf-containing refractory multi-principal element alloys
Whereas exceptional mechanical and radiation performances have been found in the
emergent body-centered cubic (BCC) refractory multi-principal element alloys (RMPEAs) …
emergent body-centered cubic (BCC) refractory multi-principal element alloys (RMPEAs) …
Negative mixing enthalpy solid solutions deliver high strength and ductility
Body-centred cubic refractory multi-principal element alloys (MPEAs), with several refractory
metal elements as constituents and featuring a yield strength greater than one gigapascal …
metal elements as constituents and featuring a yield strength greater than one gigapascal …
Hierarchical multiscale crystal plasticity framework for plasticity and strain hardening of multi-principal element alloys
The multi-principal element alloys (MPEAs) exhibit the unprecedented combinations of the
excellent mechanical properties, especially high strength and good ductility. However, the …
excellent mechanical properties, especially high strength and good ductility. However, the …