Microstructure and mechanical properties of ultrafine grained CoCrFeNi and CoCrFeNiAl_0.3 high entropy alloys reinforced with Cr₂O₃/Al₂O₃ nanoparticles

Keyphrases

• Mechanical Properties 100%
• Microstructure Properties 100%
• Reinforced 100%
• High-entropy Alloy 100%
• Al2O3 Nanoparticles 100%
• (Al,Cr)2O3 100%
• CoCrFeNi 100%
• Ultrafine Grain 100%
• Grain Boundary 50%
• Nanoparticles 25%
• In Situ 25%
• Ultimate Tensile Strength 25%
• Recrystallized Grains 25%
• Chromium Oxide 25%
• Grain Size 25%
• Hot-pressing Process 25%
• Yield Strength 25%
• Strengthening Mechanism 25%
• Pinning Effect 25%
• T6 Heat Treatment 25%
• Hot Pressing 25%
• Recrystallization 25%
• Mechanical Milling 25%
• Hot Extrusion 25%
• Extrusion Temperature 25%
• Improved Mechanical Properties 25%
• Al Element 25%
• Grain Interior 25%
• Cr2O3 Nanoparticles 25%
• Oxide Nanoparticles 25%
• In-situ Oxide 25%
• Ultrafine-grained Microstructure 25%
• Elongation to Fracture 25%
• Hot Extrusion Process 25%
• Orowan Strengthening 25%
• Grain Boundary Strengthening 25%

Material Science

• High Entropy Alloys 100%
• Aluminium Oxide Nanoparticle 100%
• Nanoparticle 75%
• Grain Boundaries 75%
• Oxide Compound 50%
• Hot Pressing 50%
• Heat Treatment 25%
• Ultimate Tensile Strength 25%
• Grain Size 25%
• Yield Stress 25%
• Coarsening 25%