Systematic investigation on the dominant factor in the mechanical strengthening mechanism of the BCC phase in the FCC HEA matrix by using in-situ EBSD

Key Points

• The bcc phase exhibits significant mechanical strengthening within an fcc matrix, indicating its structural importance.
• Key findings reveal a correlation between increased hardness and specific deformation mechanisms within the material.
• In-situ electron backscatter diffraction (EBSD) analysis provided crucial insights into grain boundary interactions and their effects.
• Highlighting the significance of understanding these mechanisms may enable advancements in the design of high-entropy alloys.