[G] Soft/Hard magnetic materials

[61] Effect of Cu concentration on compaction behavior and soft magnetic properties of nanocrystalline precipitated iron-based metallic glass powders

*Sho SUGIYAMA¹, Yukiko OZAKI², Yoshihumi IKOMA³, Ryusuke MATSUMOTO¹, Takuya TAKASHITA⁴ (1. Kyushu Uneversity(Graduate Student), 2. Kyushu Uneversity(Professor)Present: Osaka University, 3. Kyushu Uneversity(Professor), 4. JFE Steel Co)

Keywords:金属ガラス、磁性材料

ナノ結晶析出 Fe 系金属ガラスは,高磁束密度・低損失の成形磁芯材料として期待される．本研究では，ナノ結晶析出に関わる Cu に着目し,Cu 濃度が粉末の圧密挙動および磁気特性に与える影響について考察した．