Special Session: Control and Manipulation of Microstructure in Magnetic Materials for Functional Devices

Tue. May 21, 2024 9:00 AM - 10:25 AM Room I (3F, Hall XO301)

Chairperson:Yoshitaka KITAMOTO(Tokyo Institute of Technology, Japan)

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9:00 AM - 9:15 AM

[1-1A] Lower limit temperature of phase stability of La substituted and La-Co co-substituted M-type ferrite

*Shinji NAKAI¹, Takeshi WAKI¹, Yoshikazu TABATA¹, Hiroto OHTA², Masaki KATO², Hiroyuki NAKAMURA¹ (1. Kyoto University, 2. Doshisha University）（※This presenter is a candidate for the Student Award for Outstanding Presentation.)

9:15 AM - 9:30 AM

[1-2A] Improvement of coercivity by recovering magnetocrystalline anisotropy on the surface of Sm₂Fe₁₇N₃ particles

*Wataru Yamaguchi¹, Akihide Hosokawa¹, Kenta Takagi¹ (1. National Institute of Advanced Industrial Science and Technology)

9:30 AM - 9:45 AM

[1-3A] Production of Sm-Fe-N magnets

*Tetsuji Saito¹ (1. Chiba Institute of Technology)

9:45 AM - 10:00 AM

[1-4A] Examination of synthesis of TbCu₇-type Sm-Fe-N anisotropic magnet powder with high iron content by low-temperature reduction-diffusion process

*Shusuke Okada¹, Jungryang Kim¹, Kenta Takagi¹ (1. National Institute of Advanced Industrial Science and Technology (AIST))

10:00 AM - 10:15 AM

[1-5A] Low temerature process of film magnets by LIFT technique

*MASAKI NAKANO¹, KOSUKE HIGASHI¹, GAKUTO TAHARA¹, ITSUKI FUKUDA¹, AKIHIRO YANASHITA¹, TAKESHI YANAI¹, HIROTOSHI FUKUNAGA¹, KEITA NAGAI², CHAO QI², TADAHIKO SHINSHI² (1. Nagasaki university , 2. Tokyo Institute of Technology)

Break（10min）（10:15 AM - 10:25 AM）

Special Session: Control and Manipulation of Microstructure in Magnetic Materials for Functional Devices

Tue. May 21, 2024 10:25 AM - 12:05 PM Room I (3F, Hall XO301)

Chairperson:Takeshi WAKI(Kyoto University)

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10:25 AM - 11:05 AM

[1-6] Memorial Lecture of JSPM Award :
Development of thermoelectric materials using magnetic interaction

*Naohito TSUJII¹ (1. National Institute for Materials Science)

11:05 AM - 11:20 AM

[1-7A] D0₃-ordered Fe₃Si magnetic nanopowders synthesized by low oxygen induction thermal plasma for magneto-thermoelectric application

*Jian WANG¹, Yusuke HIRAYAMA¹, Masayuki MURATA¹, Kenta TAKAGI¹ (1. National Institute of Advanced Industrial Science and Technology (AIST))

11:20 AM - 11:35 AM

[1-8A] Elemental Substitution Effects and Physical Properties of Double Perovskite Oxide EuSr₂RuCu₂O₈

*Yuna KAWAGOE¹, Hiroto OHTA¹, Masaki KATO¹ (1. Doshisha University）（※This presenter is a candidate for the Student Award for Outstanding Presentation.)

11:35 AM - 11:50 AM

[1-9A] Preparation of Lithium ferrite from columnar α-Fe₂O₃

*Yuzuki Minekawa¹, Kanpei Nishioka¹, Masakuni Takahashi¹, Jun Kano¹, Tatsuo Fujii¹ (1. Okayama University ）（※This presenter is a candidate for the Student Award for Outstanding Presentation.)

11:50 AM - 12:05 PM

[1-10A] Analysis of frequency spectrum in alternating current magnetization of magnetic nanoparticles for magnetic biosensing

Ye Chen¹, Kyohei Okubo¹, Konstantinos Slavakis², *Yoshitaka Kitamoto¹ (1. School of Materials and Chemical Technology, Tokyo Institute of Technology, 2. School of Engineering, Tokyo Institute of Technology)

Special Session: Control and Manipulation of Microstructure in Magnetic Materials for Functional Devices

Tue. May 21, 2024 1:00 PM - 2:20 PM Room I (3F, Hall XO301)

Chairperson:Kenta Takagi(National Institute of Advanced Industrial Science and Technology（AIST）)

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1:00 PM - 1:15 PM

[1-11A] Crystal orientation control of soft magnetic materials by additive manufacturing

*Takuya Kita¹, Kosho Wada¹, Tomoyasu Watanabe¹, Kenya Kurita², Akihiko Chiba³ (1. DENSO CORPORATION, 2. JAMPT CORPORATION, 3. TOHOKU UNIVERSITY)

1:15 PM - 1:30 PM

[1-12A] Influence of raw iron powder particle size on the iron loss of soft magnetic composite cores under inverter excitation

*Takuya Takashita¹, Takehara Marina², Hiratani Tatsuhiko² (1. JFE steel corporation, Steel research laboratory, Stainless steel & iron powder reserach dept., 2. JFE steel corporation, Steel research laboratory, Sustainable material research dept.)

1:30 PM - 1:50 PM

[1-13] Invited Talk : Magnetic domain observation of soft magnetic particles using magnetic Kerr effect

*Masaaki TAKEZAWA¹ (1. Kyushu Institute of Technology)

1:50 PM - 2:05 PM

[1-14A] Annealing temperature dependence of magnetic anisotropy in CoFeB-SiO₂ granular thin films

*Kimito Yamanaka¹, Honami Nitta¹, Kazuma Kawahara¹, Shigeki Nakagawa¹, Yota Takamura¹ (1. Tokyo Institute of Technology）（※This presenter is a candidate for the Student Award for Outstanding Presentation.)

2:05 PM - 2:20 PM

[1-15A] Synthesis of hcp-Co nanoparticles by thermolysis of CoCl(PPh₃)₃

*Hiroshi Ito¹, Kyohei Takahashi¹, Isao Kanada¹, Hiroyuki Matsumoto¹ (1. TDK Corporation)

Sessions