7 records found.
Development of magnetic materials for green energy conversions
- Conference presentation
- Creator
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SEPEHRI AMIN Hossein (author) (Search by this author)Research Center for Magnetic and Spintronic Materials/Green Magnetic Materials Group, National Institute for Materials Science
- Keyword
- Magnetic Materials, soft magnets, permanent magnets, microstructure
- Date published
- Updated at
- 2025-12-23 15:22:58 +0900
Atomistic Model Study on Magnetic Properties of Permanent Magnets—Treatment of Thermal Fluctuation and Thermal Effects, and Future Perspective—
- Journal article
- Creator
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Masamichi Nishino (author) (Search by this author)
;
Seiji Miyashita (author) (Search by this author)
- Keyword
- atomistic spin model, thermal fluctuation, permanent magnets, stochastic Landau-Lifshitz-Gilbert equation, Monte Carlo method
- Date published
- 2025-01-01
- Updated at
- 2025-11-28 16:30:11 +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
Features of the magnetization reversal processes in sintered permanent magnets Nd-Fe-B and Sm-Co type
- Conference poster
- Collection
- The 28th International Workshop on Rare Earth and Future Permanent Magnets and Their Applications (REPM2025)
- Creator
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;Andrey Urzhumtsev (author) (Search by this author)Ural Federal University, Russia;Viktoria Maltseva (author) (Search by this author)Ural Federal University, RussiaAlexey Volegov (author) (Search by this author)Ural Federal University, Russia
- Keyword
- REPM2025, permanent magnets, coercivity, magnetisation reversal processes, pinning, nucleation
- Date published
- Updated at
- 2025-09-11 16:30:46 +0900
Impact of intergranular phase variations on the anomalous Nernst effect in Nd-Fe-B permanent magnets
- Journal article
- Creator
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Zulfa Hilmi Kautsar (author) (Search by this author)
;
Babu Madavali (author) (Search by this author)
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Takamasa Hirai (author) (Search by this author)
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;Ken-ichi Uchida (author) (Search by this author)Hossein Sepehri-Amin (author) (Search by this author)
- Keyword
- Anomalous Nernst effect, hot-deformed magnets, microstructural engineering, permanent magnets
- Date published
- 2025-06-26
- Updated at
- 2025-06-30 16:30:25 +0900
Hybrid Transverse Magneto‐Thermoelectric Cooling in Artificially Tilted Multilayers
- Journal article
- Creator
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Ken‐ichi Uchida (author) (Search by this author)
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Takamasa Hirai (author) (Search by this author)
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;Fuyuki Ando (author) (Search by this author)Hossein Sepehri‐Amin (author) (Search by this author)
- Keyword
- transverse thermoelectrics, artificially tilted multilayers, magneto-Peltier effect, Ettingshausen effect, permanent magnets, lock-in thermography
- Date published
- 2023-11-29
- Updated at
- 2024-01-22 16:32:56 +0900