一般講演

[G] Soft/Hard magnetic materials

Thu. Sep 19, 2024 1:30 PM - 5:00 PM Room B (A002 basement 1st floor Building A Center for Education in Liberal Arts and Sciences)

Chair:Masashi Matsuura

※表示の講演時間には質疑応答時間も含みます。
（質疑応答時間5分、基調講演と招待講演は5～10分）

1:30 PM - 1:45 PM

[50] Production of iron-nitride magnets

*Tetsuji Saito¹, Hitoshi Yamamoto² (1. Chiba Institute of Technology, 2. Neoji-consul)

1:45 PM - 2:00 PM

[51] Demagnetization Process of Sm_0.67Ce_0.33(Co_0.73Fe_0.2Cu_0.05Zr_0.02)_7.2

*Yutaka MATSUURA¹ (1. Research Institute for Applied Sciences)

2:00 PM - 2:15 PM

[52] Densification and performance improvement of Sm-Fe-N sintered magnet using novel sintering aid

*Yuta Iida^1,2, Akihide Hosokawa², Wataru Yamaguchi², Yusuke Hirayama² (1. Niterra Co., Ltd., 2. AIST)

2:15 PM - 2:30 PM

[53] Temperature dependence on phase transformation of amorphous Sm-Fe alloys

*Kwangjae PARK¹, Takuya TAMURA¹, Yusuke HIRAYAMA¹ (1. AIST)

2:30 PM - 2:45 PM

[54] Effect of pressure on the phase transition from the 1-9 phase to
the 1-12 phase in the novel 1-12 type magnets

*Tomoko KUNO¹, Kurima Kobayashi¹, Hiroshi Fujiwara¹ (1. Ritsumeikan University)

2:45 PM - 3:00 PM

[55] Resistivity enhancement of Nd-Fe-B sintered magnets by grain boundary modification

*Hayato Kushita¹, Ryuji Tamura² (1. Tokyo Univ. of Sci., 2. Tokyo Univ. of Sci.)

3:00 PM - 3:15 PM

[56] Structure and magnetic properties of Fe-sputter-coated MnBi powders

*Jian Wang¹, Wataru Yamaguchi¹, Yusuke Hirayama¹ (1. AIST)

break （3:15 PM - 3:30 PM）

3:30 PM - 3:45 PM

[57] Effect of Rapid Annealing on Static and Dynamic Magnetic Properties in Submicron Fe-B Particles

*Chihiro Masumoto¹, Takamichi Miyazaki², Saijian Ajia², Sho Muroga², Yasushi Endo² (1. Tohoku Univ., 2. Tohoku Univ.)

3:45 PM - 4:00 PM

[58] Study on magnetic properties of toroidal cores composed of iron powders with different particle sizes

*Yudai KODAMA¹, Saijian Ajia², Takamichi Miyazaki², Sho Muroga², Yasushi Endo² (1. Grad. Sch. Eng., Tohoku Univ., 2. Grad. Sch. Eng., Tohoku Univ.)

4:00 PM - 4:15 PM

[59] Magnetic properties of nanocrystalline Fe-based metallic glass powder compacts compressed under the GPa range

*Ryusuke MATSUMOTO¹, Yoshifumi IKOMA², Takuya TAKASHITA³, Syo SUGIYAMA¹, Yukiko OZAKI² (1. Kyushu University（graduate student）, 2. Kyushu University, 3. JFE Steel Co.)

4:15 PM - 4:30 PM

[60] Effect of NiAl Precipitates on Magnetic and Mechanical Properties of Precipitation-Hardening Soft-Magnetic Stainless Steel

*Shoai Hashimoto¹, Hiroyuki Takabayashi¹, Toshiyuki Morita¹ (1. Daido Steel)

4:30 PM - 4:45 PM

[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)

4:45 PM - 5:00 PM

[62] Study of loss mechanism by means of magnetic Barkhausen noise (MBN) measurements

*Shingo Tamaru¹, Takahiro Yamazaki² (1. AIST, 2. Tokyo Univ. Sci.)

一般講演

[G] Spintronics/nanomagnetic materials, magnetic functional materials

Fri. Sep 20, 2024 9:00 AM - 12:30 PM Room B (A002 basement 1st floor Building A Center for Education in Liberal Arts and Sciences)

座長:梅津理恵(東北大学)、白土優(大阪大学)

※表示の講演時間には質疑応答時間も含みます。
（質疑応答時間5分、基調講演と招待講演は5～10分）

9:00 AM - 9:15 AM

[63] Nano-structure analysis of L1₀-FePt thin films with relatively low damping constant

*Yuuta Sasaki¹, Philip Bentley¹, Katsuaki Nakazawa¹, Shinji Isogami¹, Yukiko Takahashi¹ (1. NIMS)

9:15 AM - 9:30 AM

[64] Voltage control of antiferromagnetic spin in Pt/Cr₂O₃/V₂O₃/Pt epitaxial film

*Nozomi MURAYAMA¹, Hiroki SAMESHIMA¹, Kakeru UJIMOTO¹, Kentaro TOYOKI^1,2,3, Ryoichi NAKATANI^1,2,3, Yu SHIRATSUCHI^1,2,3 (1. Eng. Osaka Univ., 2. CSRN, Osaka Univ., 3. OTRI, Osaka Univ.)

9:30 AM - 9:45 AM

[65] E-field modulation of AFM spin reversal field and bipolar switching
in Pt/Cr₂O₃/Ir epitaxial thin film

*Hiroki SAMESHIMA¹, Nozomi MURAYAMA¹, Kakeru UJIMOTO¹, Kentaro TOYOKI^1,2,3, Ryoichi NAKATANI^1,2,3, Yu SHIRATSUCHI^1,2,3 (1. Eng. Osaka Univ., 2. CSRN, Osaka Univ., 3. OTRI, Osaka Univ.)

9:45 AM - 10:00 AM

[66] Crystal structure and magnetic properties of CoPt thin films deposited on [AlN/Pt]₅ underlayer at room temperature

*Kazuki Enokida¹, Takashi Harumoto², Ji Shi² (1. Tokyo Inst. of Technol, 2. Tokyo Inst. of Technol)

10:00 AM - 10:15 AM

[67] Investigation of methods for evaluating the thickness direction structural of nanogranular films by small angle X-ray scattering

*Takuto HASEGAWA¹, Hanae AOKI³, Hiroshi MASUMOTO³, Masato OHNUMA² (1. 北大(院生)、2. 北大、3. 東北大)

10:15 AM - 10:30 AM

[68] Gauge effect in Co-(Mg-F) nanogranular thin films and its theoretical study

*Tomoharu Uchiyama¹, Cheng Wang¹, Yui Hasegawa², Nobukiyo Kobayashi², Hiroshi Masumoto¹, Saburo Takahashi³, Sadamichi Maekawa⁴ (1. Tohoku Univ.・FRIS, 2. DENJIKEN, 3. Tohoku Univ.・AIMR, 4. RIKEN)

10:30 AM - 10:45 AM

[69] Gauge effect based on tunneling conduction in nanogranular films

*Nobukiyo KOBAYASHI¹, Yui Hasegawa¹, Junichi Hayasaka¹, Uchiyama Tomoharu², Masumoto Hiroshi², Waseda Yoshio¹ (1. DENJIKEN, 2. Tohoku Univ.・FRIS)

10:45 AM - 11:00 AM

[70] Correlation of strain and electric properties in Cr_0.8Al_0.2 epitaxial film

*Kentarou TOYOKI^1,2,3, Yuuma Tsujimoto¹, Yu Shiratsuchi^1,2,3, Ryoichi Nakatani^1,2,3 (1. Osaka Univ., 2. CSRN Osaka Univ., 3. OTRI Osaka Univ.)

break （11:00 AM - 11:15 AM）

11:15 AM - 11:30 AM

[71] Phase states and magnetic properties of half-metallic ferromagnets in quaternary Heusler alloys

*Hisanori ENDO¹, Masato Miyakawa¹, Tufan Roy², Masafumi Shirai², Rie Y.　Umetsu¹ (1. IMR Tohoku Univ., 2. RIEC Tohoku Univ.)

11:30 AM - 11:45 AM

[72] Mössbauer Spectroscopy of Fe_1.3Mn_1.7Si_1-yAl_y

*Masahiko HIROI¹, Tsubasa Takamoto¹, Masaki Momoki¹, Iduru Shigeta¹, Masahira Onoue² (1. Department of Physics and Astronomy, Faculty of Science, Kagoshima University, 2. Center for Advanced Science Research and Promotion, Kagoshima University)

11:45 AM - 12:00 PM

[73] Structural and magnetic properties of Mn(Co_1-xFe_x)(Ge_1-ySi_y)(x, y = 0, 0.5)

*Yukinari SUEYOSHI¹, Ryouta Kobayashi², Yoshifuru Mitsui¹, Rie Umetsu³, Keiichi Koyama¹ (1. Kagoshima Univ, 2. NIT Kurume College, 3. Tohoku Univ)

12:00 PM - 12:15 PM

[74] Magntostrictive properties of Cu_0.6Co_0.4Fe₂O₄ below room temperature

*Shizuka KOSUGI¹, Miu HISAMATSU¹, Shun FUJIEDA³, Yuji OHISHI², Hiroaki MUTA², Satoshi SEINO², Takashi NAKAGAW² (1. Graduate School of Engineering, Osaka Univ. (Graduate student), 2. Graduate School of Engineering, Osaka Univ., 3. IAMR&D, Shimane Univ.)

12:15 PM - 12:30 PM

[75] Effect of magnetic annealing on magnetostrictive properties of Cu_0.5Co_0.5Fe₂O₄

*Miu HISAMATSU¹, Shizuka KOSUGI¹, Shun FUJIEDA^2,3, Satoshi SEINO^1,2, Takashi NAKAGAWA^1,2 (1. Graduate School of Engineering, Osaka Univ., 2. OTRI-SPIN, Osaka Univ., 3. IAMR&D, Shimane Univ.)

Sessions

9.Electric/Electronic/Optical Materials » Magnetic Materials