In-situ fabrication of NiTiTa alloys by laser-directed energy deposition: Strength-toughness synergy mechanisms

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• Observational analysis shows significant synergy in strength and toughness of the fabricated NiTiTa alloys, enhancing their utility.
• Tensile strength reached up to 1,600 MPa while maintaining good toughness, which is crucial in material applications.
• Method includes in-situ fabrication using laser-directed energy deposition to create high-performance alloys with desirable properties.
• Potential impact includes improved material performance; further studies could expand application areas for these advanced alloys.