In-situ EBSD investigation of the yield ratio reduction and ductility enhancement mechanisms in laser powder bed fusion Al–Fe–Cr–Ni–V high-entropy alloy

Key Points

• Yield ratio reduction occurs alongside ductility enhancement in high-entropy alloys, indicating improved material performance.
• Distinct mechanisms of ductility enhancement were observed using in-situ EBSD techniques during laser powder bed fusion.
• Analysis involved assessing the structural changes in Al–Fe–Cr–Ni–V alloys via advanced imaging methods, highlighting crucial pathways.
• Findings suggest that these enhancements may provide significant benefits for future applications in engineering and manufacturing.