[G] Mechanical Properties of Materials and Sturucture

3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[50] Deformation microstructure developed during nanoindentation of a MAX phase Ti₂AlC

*SEKIDO Nobuaki¹, KIMURA Yuta², SATO Katsuhiro³, MIURA Seiji⁴, OHMURA Takahito⁵, YOSHIMI Kyosuke¹ (1. Tohoku University, 2. Tohoku University (Grad. School), 3. Tohoku University (Grad. School, Presently IHI Co.), 4. Hokkaido University, 5. National Institute for Materials Science)

Keywords:

MAX phase,Ti₂AlC,nanoindentation,deformation microstructure,transmission electron microscopy

Ti₂AlCに対してナノインデンテーションを用いると，通常活動する底面すべりに加えて，キンク変形，双晶変形，非底面すべり等の塑性変形機構が発現する．本講演ではそれら変形組織の解析結果を報告する．