Machine learning approaches for predicting and validating mechanical properties of Mg rare earth alloys for light weight applications

In this work, we have attempted to predict the mechanical behaviour of light weight Mg-based rare earth alloys fabricated through different mechanical and thermal processes. Our approach involves machine learning techniques across a range of different thermomechanical processes such as solution trea...

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Main Authors: Sandeep Jain, Ayan Bhowmik, Jaichan Lee
Format: Article
Language:English
Published: Taylor & Francis Group 2025-12-01
Series:Science and Technology of Advanced Materials
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Online Access:https://www.tandfonline.com/doi/10.1080/14686996.2025.2449811
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author Sandeep Jain
Ayan Bhowmik
Jaichan Lee
author_facet Sandeep Jain
Ayan Bhowmik
Jaichan Lee
author_sort Sandeep Jain
collection DOAJ
description In this work, we have attempted to predict the mechanical behaviour of light weight Mg-based rare earth alloys fabricated through different mechanical and thermal processes. Our approach involves machine learning techniques across a range of different thermomechanical processes such as solution treatment, homogenization, extrusion and aging behaviour. The effectiveness of machine learning models is evaluated using performance metrics, including Coefficient of determination (R2), Mean Absolute Error (MAE) and Root Mean Square Error (RMSE). After modeling and selection of best model, the mechanical behaviour of new alloys was predicted in terms of ultimate tensile strength, yield strength and total elongation. The predicted results highlight the superior predictive accuracy of the K-Nearest Neighbors (KNN) machine learning model, demonstrating its better performance metrics compared with other machine learning approaches. This model has been found to predict the material properties with an effective evaluation matrix (R2 = 0.955, MAE = 3.4% and RMSE = 4.5%).
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spelling doaj-art-d9bec30f696844cfa5c54d3568fe90d32025-02-03T10:16:37ZengTaylor & Francis GroupScience and Technology of Advanced Materials1468-69961878-55142025-12-0126110.1080/14686996.2025.2449811Machine learning approaches for predicting and validating mechanical properties of Mg rare earth alloys for light weight applicationsSandeep Jain0Ayan Bhowmik1Jaichan Lee2School of Advanced Materials Science and Engineering, Sungkyunkwan University, Suwon, Republic of KoreaDepartment of Materials Science and Engineering, Indian Institute of Technology Delhi, New Delhi, IndiaSchool of Advanced Materials Science and Engineering, Sungkyunkwan University, Suwon, Republic of KoreaIn this work, we have attempted to predict the mechanical behaviour of light weight Mg-based rare earth alloys fabricated through different mechanical and thermal processes. Our approach involves machine learning techniques across a range of different thermomechanical processes such as solution treatment, homogenization, extrusion and aging behaviour. The effectiveness of machine learning models is evaluated using performance metrics, including Coefficient of determination (R2), Mean Absolute Error (MAE) and Root Mean Square Error (RMSE). After modeling and selection of best model, the mechanical behaviour of new alloys was predicted in terms of ultimate tensile strength, yield strength and total elongation. The predicted results highlight the superior predictive accuracy of the K-Nearest Neighbors (KNN) machine learning model, demonstrating its better performance metrics compared with other machine learning approaches. This model has been found to predict the material properties with an effective evaluation matrix (R2 = 0.955, MAE = 3.4% and RMSE = 4.5%).https://www.tandfonline.com/doi/10.1080/14686996.2025.2449811Thermomechanical behaviorlight weight Mg alloysrare earth elementsmachine learning
spellingShingle Sandeep Jain
Ayan Bhowmik
Jaichan Lee
Machine learning approaches for predicting and validating mechanical properties of Mg rare earth alloys for light weight applications
Science and Technology of Advanced Materials
Thermomechanical behavior
light weight Mg alloys
rare earth elements
machine learning
title Machine learning approaches for predicting and validating mechanical properties of Mg rare earth alloys for light weight applications
title_full Machine learning approaches for predicting and validating mechanical properties of Mg rare earth alloys for light weight applications
title_fullStr Machine learning approaches for predicting and validating mechanical properties of Mg rare earth alloys for light weight applications
title_full_unstemmed Machine learning approaches for predicting and validating mechanical properties of Mg rare earth alloys for light weight applications
title_short Machine learning approaches for predicting and validating mechanical properties of Mg rare earth alloys for light weight applications
title_sort machine learning approaches for predicting and validating mechanical properties of mg rare earth alloys for light weight applications
topic Thermomechanical behavior
light weight Mg alloys
rare earth elements
machine learning
url https://www.tandfonline.com/doi/10.1080/14686996.2025.2449811
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AT ayanbhowmik machinelearningapproachesforpredictingandvalidatingmechanicalpropertiesofmgrareearthalloysforlightweightapplications
AT jaichanlee machinelearningapproachesforpredictingandvalidatingmechanicalpropertiesofmgrareearthalloysforlightweightapplications