Atomistic insights into the behaviors of helium in W-Ni-Fe alloys with a new quaternary interatomic potential

Key Points

• Helium demonstrates unique behaviors within W-Ni-Fe alloys under various conditions, which affects material integrity.
• Findings reveal significant helium migration pathways, impacting alloy durability and performance metrics.
• Utilizing a new quaternary interatomic potential model, the analysis focuses on atomistic scale interactions and predictions.
• Research underscores the importance of material design adjustments for enhanced resistance to helium-induced damage.