Machine learning assisted design of high entropy alloys with desired property

By Cheng Wen, Y. Zhang, Changxin Wang, D. Xue, Yang Bai, S. Antonov, L. Dai, Turab Lookman, Yanjing Su. Acta Materialia, 2019

774 citations recorded by the source corpus.

Abstract We formulate a materials design strategy combining a machine learning (ML) surrogate model with experimental design algorithms to search for high entropy alloys (HEAs) with large hardness in a model Al-Co-Cr-Cu-Fe-Ni system. We fabricated several alloys with hardness 10% higher than the best value in the original training dataset via only seven experiments. We find that a strategy using both the compositions and descriptors based on a knowledge of the properties of HEAs, outperforms that merely based on the compositions alone. This strategy offers a recipe to rapidly optimize multi-component systems, such as bulk metallic glasses and superalloys, towards desired properties.

Subfields: Aerospace Engineering, Mechanical Engineering

View Paper: https://www.semanticscholar.org/paper/cc0d51e0bdb30287a841fb6533cca2c3c24bf91a

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In Aerospace Engineering

  1. Zhiming Li
  2. Fritz Körmann
  3. Dierk Raabe
  4. Xianglin Liu
  5. Zongrui Pei
  6. Jiaxin Zhang
  7. Blazej Grabowski
  8. R. Ritchie

In Mechanical Engineering

  1. Dierk Raabe
  2. Zhiming Li
  3. D. Ponge
  4. Fritz Körmann
  5. Zongrui Pei
  6. A. Kwiatkowski da Silva
  7. Xianglin Liu
  8. Jiaxin Zhang

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