Yield strength prediction of high-entropy alloys using machine learning
Abstract
Yield strength at high temperature is an important parameter in the design and application of high entropy alloys (HEAs). However, the experimental measurement of yield strength at high temperature is quite costly, complicated, and time-consuming. Therefore, it is essential to identify and apply a robust method for the accurate prediction of yield strength at high temperature from the available experimental and simulation data. In this study, for the first time, a machine learning (ML) method based on the regression technique of random forest (RF) regressor is used to predict the yield strength of HEAs at the desired temperature. Further, the yield strengths of MoNbTaTiW and HfMoNbTaTiZr at 800 °C and 1200 °C, are predicted using the RF regressor model. We find that the results are consistent with the experimental reports, showing that the RF regressor model predicts the yield strength of HEAs at the desired temperatures with high accuracy.
- Authors:
-
- Southern Univ. and A&M College, Baton Rouge, LA (United States)
- Publication Date:
- Research Org.:
- Southern Univ. and A&M College, Baton Rouge, LA (United States)
- Sponsoring Org.:
- USDOE; USDOD
- OSTI Identifier:
- 1865395
- Alternate Identifier(s):
- OSTI ID: 1781237
- Grant/Contract Number:
- NA0003979; 1541079; LEQSF-EPS(2020)-SURE-237; LEQSF-EPS(2020)-SURE-242; W911NF1910005
- Resource Type:
- Accepted Manuscript
- Journal Name:
- Materials Today Communications
- Additional Journal Information:
- Journal Volume: 26; Journal ID: ISSN 2352-4928
- Publisher:
- Elsevier
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 36 MATERIALS SCIENCE; High entropy alloys; Random forest model; Yield strength prediction; MoNbTaTiW; HfMoNbTaTiZr
Citation Formats
Bhandari, Uttam, Rafi, Md. Rumman, Zhang, Congyan, and Yang, Shizhong. Yield strength prediction of high-entropy alloys using machine learning. United States: N. p., 2020.
Web. doi:10.1016/j.mtcomm.2020.101871.
Bhandari, Uttam, Rafi, Md. Rumman, Zhang, Congyan, & Yang, Shizhong. Yield strength prediction of high-entropy alloys using machine learning. United States. https://doi.org/10.1016/j.mtcomm.2020.101871
Bhandari, Uttam, Rafi, Md. Rumman, Zhang, Congyan, and Yang, Shizhong. Fri .
"Yield strength prediction of high-entropy alloys using machine learning". United States. https://doi.org/10.1016/j.mtcomm.2020.101871. https://www.osti.gov/servlets/purl/1865395.
@article{osti_1865395,
title = {Yield strength prediction of high-entropy alloys using machine learning},
author = {Bhandari, Uttam and Rafi, Md. Rumman and Zhang, Congyan and Yang, Shizhong},
abstractNote = {Yield strength at high temperature is an important parameter in the design and application of high entropy alloys (HEAs). However, the experimental measurement of yield strength at high temperature is quite costly, complicated, and time-consuming. Therefore, it is essential to identify and apply a robust method for the accurate prediction of yield strength at high temperature from the available experimental and simulation data. In this study, for the first time, a machine learning (ML) method based on the regression technique of random forest (RF) regressor is used to predict the yield strength of HEAs at the desired temperature. Further, the yield strengths of MoNbTaTiW and HfMoNbTaTiZr at 800 °C and 1200 °C, are predicted using the RF regressor model. We find that the results are consistent with the experimental reports, showing that the RF regressor model predicts the yield strength of HEAs at the desired temperatures with high accuracy.},
doi = {10.1016/j.mtcomm.2020.101871},
journal = {Materials Today Communications},
number = ,
volume = 26,
place = {United States},
year = {Fri Nov 13 00:00:00 EST 2020},
month = {Fri Nov 13 00:00:00 EST 2020}
}
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