https://pub.confit.atlas.jp/en/event/repm2025
PEPM2025 Program Booklet (PDF: 13MB)

July 27 (Sun):
3:00 pm - | On-site Check-In Starts * How to Check-In at the Venue:: 1. Log in to the registration website (https://repm.confit.atlas.jp/) and obtain a QR code in advance. Display the QR code on your mobile device. 2. Scan your QR code at the reception desk. 3. After confirmation, you will receive your certificate badge. 4. Go to the next desk to receive your card holder, program booklet, and other items. |
4:00 pm - 6:00 pm | Welcome Reception |
July 28 (Mon):
8:00 am - | On-site Check-In |
8:30 am - 9:00 am | Welcome Address |
Session | RE-Fe-B Magnets I |
9:00 am - 9:30 am (Plenary Talk) |
Prof. Oliver Gutfleisch (Technical University of Darmstadt, Germany) "A critical review of permanent magnet materials: options for reduction, substitution and recycling of strategic elements" |
9:30 am - 9:50 am (Invited Talk) |
Dr. Hossein Sepehri Amin (NIMS, Japan) "Recent advances in the development of high-performance HRE-free and RE-lean permanent magnets" |
9:50 am - 10:35 am | Oral Presentation × 3 |
10:35 am - 10:55 am | (Refreshment) |
10:55 am - 11:15 am (Invited Talk) |
Prof. Jun Cui (Ames Laboratory, USA) "Cost-Effective Manufacturing of Nano-Grain Neo Magnet" |
11:15 am - 11:35 am (Invited Talk) |
Dr. Cong Wang (Yantai Zhenghai magnetic material Co., Ltd, China) "Breaking Performance Limits in Nd-Fe-B Magnets via Extreme Grain Optimization and Grain Boundary Diffusion Synergy" |
11:35 am - 0:20 pm | Oral Presentation × 3 |
0:20 pm - 1:30 pm | (Lunch) |
Session | Characterization & Processing |
1:30 pm - 1:50 pm (Invited Talk) |
Prof. Dagmar Goll (Hochschule Aalen, Germany) "Rare earth permanent magnets with a high cerium content" |
1:50 pm - 3:05 pm | Oral Presentation × 5 |
3:05 pm - 3:25 pm | (Refreshment) |
3:25 pm - 3:45 pm (Invited Talk) |
Prof. Satoshi Okamoto (Tohoku University, Japan) "Three dimensional multimodal analyses on Nd-Fe-B magnets" |
3:45 pm - 4:30 pm | Oral Presentation × 3 |
4:30 pm - 6:00 pm | Poster Session [P1] |
July 29 (Tue):
Session | RE-Fe-B Magnets II |
9:00 am - 9:20 am (Invited Talk) |
Dr. Tae-Hoon Kim (Korea Institute of Materials Science, Korea) "New Insight into Development of Pr-based Grain Boundary Diffusion Process for High-Performance HRE-free Nd-Fe-B Sintered Magnets." |
9:20 am - 9:40 am (Invited Talk) |
Dr. Imants Dirba (Technical University of Darmstadt, Germany) "Reduction of heavy rare earths in Nd-Fe-B-based magnets by diffusion source and application area optimization" |
9:40 am - 10:25 am | Oral Presentation × 3 |
10:25 am - 10:45 am | (Refreshment) |
Session | Applications |
10:45 am - 11:05 am (Invited Talk) |
Prof. Kenji Nakamura (Tohoku University, Japan) "High-Speed and High-Efficiency Cooling Fan Motor with Nd-based Bonded Magnet and Fe-based Nanocrystalline Soft Magnetic Alloy" |
11:05 am - 11:35 pm | Oral Presentation × 2 |
11:35 am - 11:55 am (Invited Talk) |
Dr. Koji Kamiya (NIMS, Japan) "Development of an active magnetic refrigerator for hydrogen liquefaction" |
11:55 am - 0:15 pm (Invited Talk) |
Dr. Konstantin Skokov (Technical University of Darmstadt, Germany) "Magnetic Refrigeration from Ambient Temperature to Hydrogen Liquefaction: bringing a technology to the market" |
0:15 pm - 1:30 pm | (Lunch) |
Session | Raw materials & Recycling |
1:30 pm - 1:50 pm (Invited Talk) |
Dr. Edward Pang (MP materials, USA) "Re-establishing Mine-to-Magnet Manufacturing in the United States" |
1:50 pm - 2:10 pm (Invited Talk) |
Prof. Carlo Burkhardt (HPforzheim University, Germany) "Recent development in recycling of RE permanent magnets of the RE-Fe-B type: Challenges and solutions." |
2:10 pm - 2:55 pm | Oral Presentation × 3 |
2:55 pm - 3:15 pm | (Refreshment) |
3:15 pm - 3:35 pm (Invited Talk) |
Prof. David Brown (University of Birmingham, UK) "Rapidly Quenched Rare Earth Iron Boride Magnets" |
3:35 pm - 4:35 pm | Oral Presentation × 4 |
4:35 pm - 6:00 pm | Poster Session [P2] |
July 30 (Wed):
Session | RE Nitrides |
9:00 am - 9:30 am (Plenary Talk) |
Prof. Jinbo Yang (Peking University, China) "Novel High Frequency Magnetic Properties of Rare Earth-Transitional Metal Intermetallic Compounds" |
9:30 am - 9:50 am (Invited Talk) |
Dr. Yusuke Hirayama (AIST, Japan) "Process development of high-performance Sm-Fe-N permanent magnet" |
9:50 am - 10:35 am | Oral Presentation × 3 |
10:35 am - 10:55 am | (Refreshment) |
Session | Sm-based Magnets |
10:55 am - 11:15 am (Invited Talk) |
Dr. Hubin Luo (Ningbo Institute of Materials Technology and Engineering, China) "Phase transition in Sm-Co and its interesting phenomena" |
11:15 am - 0:15 pm | Oral Presentation × 4 |
0:15 pm - 1:30 pm | (Lunch) |
Session | Emerging Magnets |
1:30 pm - 1:50 pm (Invited Talk) |
Dr. Jiasheng Zhang (NIMS, Japan) "Origin of high coercivity in post-sinter annealed Cu-doped Sm(Fe,Ti,V)12-based sintered magnets" |
1:50 pm - 2:35 pm | Oral Presentation × 3 |
2:35 pm - 2:55 pm | (Refreshment) |
Session | RE-free Magnets |
2:55 pm - 3:15 pm (Invited Talk) |
Prof. Mike Coey (Trinity College Dublin, Ireland) "Do we really need a gap magnet?" |
3:15 pm - 4:30 pm | Oral Presentation × 5 |
4:30 pm - 5:00 pm (Plenary Talk) |
Dr. Masato Sagawa (Daido Steel Co., Ltd., Japan) "Nd-Fe-B magnets: Young researchers innovate and veterans improve." |
5:00 pm - 5:15 pm | Group Photo Session |
6:00 pm - 8:00 pm | Conference Dinner (HOTEL NIKKO TSUKUBA) |
July 31 (Thu):
Session | Thin Films & High-throughput Experiments |
9:00 am - 9:20 am (Invited Talk) |
Prof. Nora Dempsey (Institut NEEL, CNRS, France) "Thin film combinatorial studies of hard magnetic materials" |
9:20 am - 9:40 am (Invited Talk) |
Dr. Yukiko Takahashi (NIMS, Japan) "Thin film model study for developing new permanent magnetic material" |
9:40 am - 10:00 am (Invited Talk) |
Prof. J.Ping Liu (University of Texas at Arlington, USA) "Magnetic Hardening in Low-Dimensional Magnets" |
10:00 am - 10:30 am | Oral Presentation × 2 |
10:30 am - 10:50 am | (Refreshment) |
Session | Theory & Simulations |
10:50 am - 11:10 am (Invited Talk) |
Mr. Johann Fischbacher (University for Continuing Education Krems, Austria) "Micromagnetic and reduced-order model simulations of the impact of microstructural defects on the coercivity of recycled Nd2Fe14B magnets" |
11:10 am - 0:10 pm | Oral Presentation × 4 |
0:10 pm - 1:30 pm | (Lunch) |
Session | AI & Machine Learning |
1:30 pm - 2:00 pm (Plenary Talk) |
Prof. Thomas Schrefl (University for Continuing Education Krems, Austria) "Artificial Intelligence Assisted Optimization of Permanent Magnets" |
2:00 pm - 2:45 pm | Oral Presentation × 3 |
2:45 pm - 3:05 pm | (Refreshment) |
3:05 pm - 3:25 pm (Invited Talk) |
Dr. Masao Yano (Toyota Motor Corporation, Japan) "Enhancing Research and Development Efficiency through Decision-Making Based on Experimental Data Feature Extraction" |
3:25 pm - 4:10 pm | Oral Presentation × 3 |
4:10 pm - 5:00 pm | Closing Remarks |
August 1 (Fri): Post Conference Tour to "Nikko"
* Pre-registration is required to attend it via "REPM2025 Registration Site".