Abstract
Thermodynamic calculation is used to shed light on the design and development of high-entropy alloys (HEAs) in this article. A thermodynamic database for the Al-Co-Cr-Fe-Ni was developed, and phase diagrams of this system were calculated. The calculated results, such as primary solidified phases, which are fractions of stable phases at a given alloy composition, explain the published experimental observations fairly well for both as-cast and homogenized alloys. These calculations also confirm the effect of each element on the face-centered cubic (fcc)/body-centered cubic (bcc) structure transition as published in the literature. The role of thermodynamic calculation in aiding effective design of HEAs is clearly demonstrated by this work.
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Zhang, C., Zhang, F., Chen, S. et al. Computational Thermodynamics Aided High-Entropy Alloy Design. JOM 64, 839–845 (2012). https://doi.org/10.1007/s11837-012-0365-6
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DOI: https://doi.org/10.1007/s11837-012-0365-6