fig2

Figure 2. (A) Schematic illustration of the composition space of conventional alloys, equiatomic HEAs, and non-equiatomic HEAs. This figure is quoted with permission from Li et al.^[49]; (B) ashby chart of the yield strength vs. fracture toughness of many material groups showing high/medium entropy alloys have excellent damage tolerance, adapted from George et al.^[5], copyright 2019, Springer Nature. HEA: High-entropy alloy.