[S5] Element strategy for high performance permanent magnets 7 - Fundamental and basic research toward next-generation novel materials -(2) | 日本金属学会 2020年春期(第166回)講演大会

Session Details

Koubo Symposium

[S5]Element strategy for high performance permanent magnets 7 - Fundamental and basic research toward next-generation novel materials -(2)

Wed. Mar 18, 2020 9:00 AM - 5:55 PM JST
Wed. Mar 18, 2020 12:00 AM - 8:55 AM UTC

Rm. H W541,4th Flr., West Lecture Bldg.1

Chair:Toshiharu Teranishi(Kyoto University), Masashi Matsuura(Tohoku Univ.)

座長時間
9:00～10:20 平山
10:30～12:05 西内
13:00～14:50 榎戸
15:00～16:30 宇根
16:40～17:55 松浦
※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、基調講演と外国人特別講演は5～10分）

9:00 AM - 9:20 AM JST(12:00 AM - 12:20 AM UTC)

[S5.8]Structure and magnetic properties of Fe-Mn-Ga based alloy thin films

*NAKAGAWA Fumitaka¹, DOI Masaaki¹, SHIMA Toshiyuki¹ (1. Tohoku Gakuin Univ.)

9:20 AM - 9:40 AM JST(12:20 AM - 12:40 AM UTC)

[S5.9]Fabrication and magnetic properties of Mn_3-xFe_xGa_y thin films

*KATAYAMA Sena¹, WATANABE Sae², SHIMA Toshiyuki³, DOI Masaaki³ (1. 東北学院大学(院生)、2. 東北学院大学(学生)、3. 東北学院大学)

9:40 AM - 10:20 AM JST(12:40 AM - 1:20 AM UTC)

[S5.10][Keynote Lecture] Role of Co and site-selective Co substitution in Co-substituted M-type ferrite

*NAKAMURA Hiroyuki¹, WAKI Takeshi¹, TABATA Yoshikazu¹, OHTA Hiroto¹ (1. Kyoto Univ.)

10:20 AM - 10:30 AM JST(1:20 AM - 1:30 AM UTC)

Break

10:30 AM - 11:10 AM JST(1:30 AM - 2:10 AM UTC)

[S5.11][Keynote Lecture] Nd-Fe-B type magnet for the next-generation motor

*Takeda Keiji¹ (1. TDK Corporation)

11:10 AM - 11:50 AM JST(2:10 AM - 2:50 AM UTC)

[S5.12][Keynote Lecture] Construction of a phase diagram database for the Nd-based magnets

*ABE Taichi¹, Kobayashi Yoshinao², Chen Ying³, Saengdeejing Arkapol³, Morishita Masao⁴, Ohnuma Ikuo¹ (1. NIMS, 2. Tokyo Inst. Tech., 3. Tohoku Univ., 4. Univ. Hyogo)

11:50 AM - 12:05 PM JST(2:50 AM - 3:05 AM UTC)

[S5.13]Ｅｓｔｉｍａｔｉｏｎ　ｏｆ　ｔｈｅ　Ｍａｇｎｅｔｉｃ　Ｍｏｍｅｎｔ　ｏｆ　Ｎｄ_２Ｆｅ_１４Ｂ　Ｄｅｔｅｒｍｉｎｅｄ　ｂｙ　Ｍｅａｓｕｒｉｎｇ　Ｃｐ

*MORISHITA Masao¹, Abe Taichi², Nozaki Ai³, Ohnuma Ikuo⁴, Kamon Keisuke⁵ (1. Dept. Chem. Eng. Mater. Sci. Univ. Hyogo., 2. NIMS, 3. Dept. Chem. Eng. Mater. Sci. Univ. Hyogo., 4. NIMS, 5. Graduate Sudent Univ. Hyogo)

12:05 PM - 1:00 PM JST(3:05 AM - 4:00 AM UTC)

Lunch

1:00 PM - 1:40 PM JST(4:00 AM - 4:40 AM UTC)

[S5.14][Keynote Lecture] History of Development and Latest Technology Trends of Rare Earth Bonded Magnets

*Ohmori Kenji¹ (1. The Japan Association of Bonded Magnetic Materials)

1:40 PM - 2:20 PM JST(4:40 AM - 5:20 AM UTC)

[S5.15][基調講演] Development of high coercivity SmFe12-based permanent magnets

*SEPEHRI　Amin Hossein¹, Srinithi A.　K.¹, Tozman P.¹, Tang Xin¹, Ohkubo T.¹, Hono K.¹ (1. ESICMM-NIMS)

2:20 PM - 2:35 PM JST(5:20 AM - 5:35 AM UTC)

[S5.16]Intrinsic hard magnetic properties of Sm(Fe,Co)_12-xTi_x compound with ThMn₁₂ structure

Anna Makurenkova¹, *Ogawa Daisuke², Pelin Tozman², Yukiko Takahashi², Satoshi Hirosawa², Kazuhiro Hono² (1. Moscow State Univ., 2. NIMS)

2:35 PM - 2:50 PM JST(5:35 AM - 5:50 AM UTC)

[S5.17]Synchrotron X-ray diffraction study of crystal structure and thermal stability of ThMn₁₂-type SmFe₁₁Ti compound

*Kobayashi Shintaro^1,2, Martín-Cid Andrés^1,2, Sepehri-Amin Hossein², Ohkubo Tadakatsu², Hono Kazuhiro², Hirosawa Satoshi², Suzuki Motohiro¹, Nakamura Tetsuya^1,2 (1. JASRI, 2. ESICMM/NIMS)

2:50 PM - 3:00 PM JST(5:50 AM - 6:00 AM UTC)

Break

3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[S5.18]Sm-Fe-Cu ternary phase diagram using first-principles calculation for permanent magnet design

*Kou Sonju¹, Abe Taichi², Gohda Yoshihiro¹ (1. Tokyo Institute of Technology, 2. NIMS)

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

[S5.19]Phase Equilibria in Fe-rich Composition Region for Fe-Sm-Ti-Ag system

*Takeda Osamu¹, Shimidzu Kaito², Zhu Hongmin¹, Sugimoto Satoshi¹ (1. Tohoku Univ., Grad. Sch. Eng., 2. Tohoku Univ., Sch. Eng.)

3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)

[S5.20]First-principles study on surface stability and interface magnetic property of SmFe₁₂

*Shiozawa Tomoharu¹, Ainai Yuta¹, Tatetsu Yasutomi², Gohda Yoshihiro¹ (1. Tokyo Institute of Technology, 2. Meio University)

3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

[S5.21]The effect of Gd on phase stability and magnetic properties in SmFe₁₂-based compounds

*Tozman Pelin¹, Sepehri-Amin Hossein¹, Ohkubo Tadakatsu¹, Hono Kazuhiro¹ (1. ESICMM-NIMS)

4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[S5.22]Analysis of coercivity mechanism in rapid-quenched magnet powders of ThMn₁₂ type structure

*Kobayashi Kurima¹, Kuno Tomoko^1,2, Yamamoto Takahide¹, Endoh Koh-hei¹ (1. Shizuoka Institute of Science and Technology, 2. Tohoku University)

4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[S5.23]Analysis of coercivity mechanism in high density magnets having ThMn₁₂ type structure

*KUNO Tomoko^1,2, Yamamoto Takahide¹, Kobayashi Kurima¹ (1. 静岡理工科大、2. 東北大工(院生))

4:30 PM - 4:40 PM JST(7:30 AM - 7:40 AM UTC)

Break

4:40 PM - 5:00 PM JST(7:40 AM - 8:00 AM UTC)

[S5.24]High coercive Sm(Fe, Co)₁₂-B thin films and their microstructure

*TAMAZAWA Yukiya¹, KAMBAYASHI Morito², DOI Masaaki^3,5, SHIMA Toshiyuki^3,5, SEPEHRI　AMIN Hossein^4,5, OGAWA Daisuke^4,5, TAKAHASHI Yukiko^4,5, HIROSAWA Satoshi^4,5, HONO Kazuhiro^4,5 (1. Tohoku Gakuin University (M), 2. Tohoku Gakuin University (B), 3. Tohoku Gakuin University, 4. NIMS, 5. ESICMM)

5:00 PM - 5:15 PM JST(8:00 AM - 8:15 AM UTC)

日本金属学会 2020年春期(第166回)講演大会

Session Details