A STUDY ON THE OPTIMIZATION OF METALLOID CONTENTS OF Fe-Si-B-C BASED AMORPHOUS SOFT MAGNETIC MATERIALS USING ARTIFICIAL INTELLIGENCE METHOD

  • Young Sin Choi
  • , Do Hun Kwon
  • , Min Woo Lee
  • , Eun Ji Cha
  • , Junhyup Jeon
  • , Seok Jae Lee
  • , Jongryoul Kim
  • , Hwi Jun Kim*
  • *Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

Abstract

The soft magnetic properties of Fe-based amorphous alloys can be controlled by their compositions through alloy design. Experimental data on these alloys show some discrepancy, however, with predicted values. For further improvement of the soft magnetic properties, machine learning processes such as random forest regression, k-nearest neighbors regression and support vector regression can be helpful to optimize the composition. In this study, the random forest regression method was used to find the optimum compositions of Fe-Si-B-C alloys. As a result, the lowest coercivity was observed in Fe80.5Si3.63B13.54C2.33 at.% and the highest saturation magnetization was obtained Fe81.83Si3.63B12.63C1.91 at. % with R2 values of 0.74 and 0.878, respectively.

Original languageEnglish
Pages (from-to)1459-1463
Number of pages5
JournalArchives of Metallurgy and Materials
Volume67
Issue number4
DOIs
StatePublished - 2022

Keywords

  • Artificial intelligence
  • Fe-based amorphous
  • Machine learning
  • Random forest regression
  • Soft magnetic properties

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science

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