[S5] Element strategy for high performance permanent magnets 7 - Fundamental and basic research toward next-generation novel materials -(1) | 日本金属学会 2020年春期(第166回)講演大会

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Session Details

Koubo Symposium

[S5]Element strategy for high performance permanent magnets 7 - Fundamental and basic research toward next-generation novel materials -(1)

Tue. Mar 17, 2020 1:00 PM - 3:55 PM JST
Tue. Mar 17, 2020 4:00 AM - 6:55 AM UTC

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

Chair:Takashi Miyake(AIST)

座長時間
13:00～14:55 三宅
15:05～15:55 岡本
※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）

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

[S5.1][Keynote Lecture] Study on High Power Density and High Efficiency of Permanent Magnet Synchronous Motor

*Enomoto Yuji¹, Tokoi Hirooki¹, Imagawa Takao¹, Deguchi Kenta¹, Nagata Minori¹ (1. Hitachi, Ltd. R&D Group)

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

[S5.2][Keynote Lecture] Role of Atomic–Scale Thermal Fluctuations in the Magnetization Reversal

*Toga Yuta¹ (1. NIMS; ESICMM)

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

[S5.3]Thermal fluctuation analysis for single grain reversal of NdFeB hot-deformed magnet

*YOMOGITA Takahiro¹, Okamoto Satoshi^1,2, Kikuchi Nobuaki¹, Kitakami Osamu¹, Hossein Sepehri-Amin², Ohkubo Tadakatsu², Hono Kazuhiro², Hioki Keiko³, Hattori Atsushi³ (1. Tohoku Univ., 2. ESICMM, NIMS, 3. Daido Steel Co.Ltd.)

2:40 PM - 2:55 PM JST(5:40 AM - 5:55 AM UTC)

[S5.4]Site preference and magnetic structure study on (Nd,Ce,La)₂Fe₁₄B by neutron powder diffraction and ab-initio calculation.

*HAWAI Takafumi¹, MATSUMOTO Munehisa¹, YANNO Masao², SHOJI Tetsuya², Hester James³, ONO Kanta¹ (1. KEK, 2. TOYOTA Motor Corp., 3. ANSTO)

2:55 PM - 3:05 PM JST(5:55 AM - 6:05 AM UTC)

Break

3:05 PM - 3:20 PM JST(6:05 AM - 6:20 AM UTC)

[S5.5]The role of grain boundary magnetism in the temperature-dependent coercivity of Nd-Fe-B magnet

*Li Jiangnan¹, Tang Xin¹, Sepehri-Amin Hossein¹, Ohkubo Tadakatsu¹, Hono Kazuhiro¹, Hioki Keiko², Hattori A.² (1. CMSM-NIMS、2. Daido Steel Co., Ltd)

3:20 PM - 3:40 PM JST(6:20 AM - 6:40 AM UTC)

[S5.6]Magnetic Flux Density Measurement from Grain Boundary Phase Produced in 0.1at% Ga-doped Nd-Fe-B Sintered Magnet

CHO Youngji¹, TAMAOKA Takehiro¹, SATO Atsuko¹, *MURAKAMI Yasukazu¹, SASAKI Taisuke², OHKUBO Tadakatsu², HONO Kazuhiro² (1. Kyushu Univ., 2. NIMS)

3:40 PM - 3:55 PM JST(6:40 AM - 6:55 AM UTC)

[S5.7]First-principles study on structures of Nd-Fe alloys

*Ainai Yuta¹, Tatetsu Yasutomi², Terasawa Asako³, Gohda Yoshihiro³ (1. Department of Materials Science and Engineering, Tokyo Institute of Technology, 2. University Center for Liberal Arts Education, Meio University, 3. Department of Materials Science and Engineering, Tokyo Institute of Technology)

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