Theory on magneto-crystalline anisotropy of magnetic thin film based on orbital and quadrupole moments

Yoshio Miura

Presentation information

Symposium (Oral)

Symposium » Collaboration in theory and experiments: New avenue to spintronic materials, phenomena, and devices

[11p-S302-1~8] Collaboration in theory and experiments: New avenue to spintronic materials, phenomena, and devices

Sat. Sep 11, 2021 1:30 PM - 6:00 PM S302 (Oral)

Jun Okabayashi(Univ. of Tokyo), Kohji Nakamura(Mie University), Michihiko Yamanouchi(Hokkaido University)

3:15 PM - 3:45 PM

[11p-S302-4] Theory on magneto-crystalline anisotropy of magnetic thin film based on orbital and quadrupole moments

〇Yoshio Miura^1,2 (1.NIMS, 2.Osaka Univ. CSRN)

Keywords:Magneto-crystalline anisotropy, First-principles calculation, Orbital magnetic moment

本講演では、遷移金属磁性薄膜の結晶磁気異方性における軌道と四極子モーメントの役割を、薄膜作製・放射光測定・理論計算を融合させて解析した研究について、理論的立場から紹介する。特にCo_n/Pd_m(111)多層膜、歪印加Ni薄膜、L1₀-MnGaおよびD0₂₂-Mn₃Ga、Fe/MgO界面について実験結果と対比しながら、それらの結晶磁気異方性の起源を議論する。