Metallic alloys containing multiple principal alloying elements have created a growing
interest in exploring the property limits of metals and understanding the underlying physical …

Refractory high-entropy alloys (RHEAs) are considered promising candidate materials for
high-temperature structural applications that currently use superalloys. However, for most of …

Adding oxidation-resistant elements (eg Al, Cr, Si) to refractory high-entropy alloys (RHEAs)
improves their high-temperature oxidation resistance while commonly degrades the room …

Simultaneously enhancing strength and ductility of metals and alloys has been a
tremendous challenge. Here, we investigate a CoCuFeNiPd high-entropy alloy (HEA), using …

High-entropy alloys (HEAs), as an emerging class of materials, have pointed a pathway in
developing alloys with interesting property combinations. Although they are not exempted …

Developing affordable and light high-temperature materials alternative to Ni-base
superalloys has significantly increased the efforts in designing advanced ferritic superalloys …

Poor high/medium-temperature phase stability and/or low room-temperature ductility are
currently bottlenecks of refractory high-entropy alloys (RHEAs) that restrict their high …

Recently-developed high-entropy alloys (HEAs) containing multiple principal metallic
elements have extended the compositional space of solid solutions and the range of their …

Strength-ductility trade-off in metals is sever under dynamic loading due to the strain rate
effect and adiabatic shear failure. Here, we demonstrate that both strength and ductility …

High-entropy alloys exhibit exceptional mechanical properties at cryogenic temperatures,
due to the activation of twinning in addition to dislocation slip. The coexistence of multiple …