[G] Magnetic Materials

4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[146] Evaluation of elastic modulus by first-principles calculations and effect of adding third elements on magnetostrictive properties in Fe-Al alloys

○Thanakorn Pumisuttapol¹, Kazunori Sato², Xiao Xu¹, Toshihiro Omori¹, Ryosuke Kainuma¹ (1. Tohoku Univ., 2. Osaka Univ.)

Keywords:

Magnetostriction,Fe-Al alloy,First-principles calculation,Elastic constant

This study investigated third-element additions to improve the magnetostrictive properties of Fe-Al alloys. The effects on the elastic constants were evaluated using first-principles calculations, and alloys selected based on the calculated results were fabricated for magnetostriction measurements.