5 records found.
Toward Maximum Utilization of Heavy Rare Earths in Sintered Nd–Fe–B Magnets by Grain Boundary Diffusion Source and Application Area Optimization
- Journal article
- Creator
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;Abdullatif Durgun (author) (Search by this author)Dominik Ohmer (author) (Search by this author)
https://orcid.org/0000-0002-7129-331X
(unauthenticated)
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;Matthias Katter (author) (Search by this author)Andreas Thul (author) (Search by this author)
https://orcid.org/0000-0001-6930-3999
(unauthenticated)
;
Simon Steentjes (author) (Search by this author)
https://orcid.org/0000-0002-3346-4560
(unauthenticated)
;
Hossein Sepehri Amin (author) (Search by this author)
;
Oliver Gutfleisch (author) (Search by this author)
https://orcid.org/0000-0001-8021-3839
(unauthenticated)
;
Imants Dirba (author) (Search by this author)
https://orcid.org/0000-0002-5335-2152
(unauthenticated)
- Keyword
- Permanent Magnet, Nd-Fe-B, Coercivity, Diffusion process
- Date published
- 2025-09-26
- Updated at
- 2025-09-30 12:30:19 +0900
Enabling the production of large HRE lean magnets with homogeneous microstructure - the particle size effect in the 2-powder method and core-shell development in large magnets
- Conference presentation
- Collection
- The 28th International Workshop on Rare Earth and Future Permanent Magnets and Their Applications (REPM2025)
- Creator
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;Konrad Opelt (author) (Search by this author)Fraunhofer IWKS, Fraunhofer Research Institution for Materials Recycling and Resource Strategies, Aschaffenburger Str. 121, 63457 Hanau, Germany;Mario Schönfeldt (author) (Search by this author)Fraunhofer IWKS, Fraunhofer Research Institution for Materials Recycling and Resource Strategies, Aschaffenburger Str. 121, 63457 Hanau, Germany;Chi-Chia Lin (author) (Search by this author)Fraunhofer IWKS, Fraunhofer Research Institution for Materials Recycling and Resource Strategies, Aschaffenburger Str. 121, 63457 Hanau, Germany;Jürgen Gassmann (author) (Search by this author)Fraunhofer IWKS, Fraunhofer Research Institution for Materials Recycling and Resource Strategies, Aschaffenburger Str. 121, 63457 Hanau, Germany;Imants Dirba (author) (Search by this author)TU Darmstadt, Department of Materials and Geosciences, Functional Materials, Peter-Grünberg-Str. 16, 64287 Darmstadt, Germany;Abdullatif Durgun (author) (Search by this author)TU Darmstadt, Department of Materials and Geosciences, Functional Materials, Peter-Grünberg-Str. 16, 64287 Darmstadt, Germany;Matic Jovičević-Klug (author) (Search by this author)Max-Planck- Institute for Sustainable Materials GmbH, Department of Microstructure Physics and Alloy Design, Max-Planck-Str. 1, 40237 Düsseldorf, GermanyOliver Gutfleisch (author) (Search by this author)TU Darmstadt, Department of Materials and Geosciences, Functional Materials, Peter-Grünberg-Str. 16, 64287 Darmstadt, Germany
- Keyword
- REPM2025, Nd-Fe-B, life-cycle-assessment, permanent magnets, core-shell structure, sustainable manufacturing
- Date published
- Updated at
- 2025-09-11 16:31:55 +0900
Hydrogen-based functional recycling of Nd-Fe-B sintered magnets from e-mobility and wind power: influence on GBDP microstructure evolution and possibilities to improve the resulting properties
- Conference poster
- Collection
- The 28th International Workshop on Rare Earth and Future Permanent Magnets and Their Applications (REPM2025)
- Creator
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;Mario Schönfeldt (author) (Search by this author)Fraunhofer IWKS, Fraunhofer Research Institution for Materials Recycling and Resource Strategies, Aschaffenburger Str. 121, 63457 Hanau, Germany;Jürgen Rossa (author) (Search by this author)Fraunhofer IWKS, Fraunhofer Research Institution for Materials Recycling and Resource Strategies, Aschaffenburger Str. 121, 63457 Hanau, Germany;Konrad Opelt (author) (Search by this author)Fraunhofer IWKS, Fraunhofer Research Institution for Materials Recycling and Resource Strategies, Aschaffenburger Str. 121, 63457 Hanau, Germany;Kilian Schäfer (author) (Search by this author)TU Darmstadt, Department of Materials and Geosciences, Functional Materials, Peter-Grünberg-Str. 16, 64287 Darmstadt, Germany;Lukas Schäfer (author) (Search by this author)TU Darmstadt, Department of Materials and Geosciences, Functional Materials, Peter-Grünberg-Str. 16, 64287 Darmstadt, Germany;Fernando Maccari (author) (Search by this author)TU Darmstadt, Department of Materials and Geosciences, Functional Materials, Peter-Grünberg-Str. 16, 64287 Darmstadt, Germany;Matic Jovičević-Klug (author) (Search by this author)Max-Planck-Institute for Sustainable Materials GmbH, Department of Microstructure Physics and Alloy Design, Max-Planck-Str. 1, 40237 Düsseldorf, Germany;Tim M. Schwarz (author) (Search by this author)Max-Planck-Institute for Sustainable Materials GmbH, Department of Microstructure Physics and Alloy Design, Max-Planck-Str. 1, 40237 Düsseldorf, Germany;Chi-Chia Lin (author) (Search by this author)Fraunhofer IWKS, Fraunhofer Research Institution for Materials Recycling and Resource Strategies, Aschaffenburger Str. 121, 63457 Hanau, Germany;Mahmudul Hasan (author) (Search by this author)Fraunhofer IWKS, Fraunhofer Research Institution for Materials Recycling and Resource Strategies, Aschaffenburger Str. 121, 63457 Hanau, Germany;Jürgen Gassmann (author) (Search by this author)Fraunhofer IWKS, Fraunhofer Research Institution for Materials Recycling and Resource Strategies, Aschaffenburger Str. 121, 63457 Hanau, Germany;Dierk Raabe (author) (Search by this author)Max-Planck-Institute for Sustainable Materials GmbH, Department of Microstructure Physics and Alloy Design, Max-Planck-Str. 1, 40237 Düsseldorf, GermanyOliver Gutfleisch (author) (Search by this author)TU Darmstadt, Department of Materials and Geosciences, Functional Materials, Peter-Grünberg-Str. 16, 64287 Darmstadt, Germany
- Keyword
- REPM2025, recycling, Nd-Fe-B, sustainability, permanent magnets, grain boundary diffusion process
- Date published
- Updated at
- 2025-09-11 16:31:41 +0900
Fabrication of high-performance HREE-free hot-deformed Nd-Fe-B magnets
- Conference presentation
- Collection
- The 28th International Workshop on Rare Earth and Future Permanent Magnets and Their Applications (REPM2025)
- Creator
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;Ryosuke Goto (author) (Search by this author)Daido Steel Co., Ltd., Japan;Fumiaki Kihara (author) (Search by this author)Daido Steel Co., Ltd., Japan;Takashi Oikawa (author) (Search by this author)Daido Steel Co., Ltd., JapanHiroshi Miyawaki (author) (Search by this author)Daido Steel Co., Ltd., Japan
- Keyword
- REPM2025, Permanent magnet, Nd-Fe-B, Hot-deformed magnet, Heavy rare earth free, Melt spinning
- Date published
- Updated at
- 2025-08-20 12:30:41 +0900
Micromagnetic simulations of Nd-Fe-B hot-deformed magnets subjected to eutectic grain boundary diffusion process
- Journal article
- Creator
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Anton Bolyachkin (author) (Search by this author)National Institute for Materials Science
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;Ekaterina Dengina (author) (Search by this author)National Institute for Materials ScienceHossein Sepehri-Amin (author) (Search by this author)National Institute for Materials Science
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Tadakatsu Ohkubo (author) (Search by this author)National Institute for Materials Science
;
Kazuhiro Hono (author) (Search by this author)National Institute for Materials Science
- Keyword
- Permanent magnet, Nd-Fe-B, Micromagnetic simulation, Grain boundary diffusion process
- Date published
- 2024-03-30
- Updated at
- 2024-08-23 12:30:14 +0900