Magnetization switching driven by magnonic spin dissipation
Abstract Efficient control of magnetization in ferromagnets is crucial for high-performance spintronic devices. Magnons offer a promising route to achieve this objective with reduced Joule heating and minimized power consumption. While most research focuses on optimizing magnon transport with minima...
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| Format: | Article |
| Language: | English |
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Nature Portfolio
2025-07-01
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| Series: | Nature Communications |
| Online Access: | https://doi.org/10.1038/s41467-025-61073-w |
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| author | Won-Young Choi Jae-Hyun Ha Min-Seung Jung Seong Been Kim Hyun Cheol Koo OukJae Lee Byoung-Chul Min Hyejin Jang Aga Shahee Ji-Wan Kim Mathias Kläui Jung-Il Hong Kyoung-Whan Kim Dong-Soo Han |
| author_facet | Won-Young Choi Jae-Hyun Ha Min-Seung Jung Seong Been Kim Hyun Cheol Koo OukJae Lee Byoung-Chul Min Hyejin Jang Aga Shahee Ji-Wan Kim Mathias Kläui Jung-Il Hong Kyoung-Whan Kim Dong-Soo Han |
| author_sort | Won-Young Choi |
| collection | DOAJ |
| description | Abstract Efficient control of magnetization in ferromagnets is crucial for high-performance spintronic devices. Magnons offer a promising route to achieve this objective with reduced Joule heating and minimized power consumption. While most research focuses on optimizing magnon transport with minimal dissipation, we present an unconventional approach that exploits magnon dissipation for magnetization control, rather than mitigating it. By combining a single ferromagnetic metal with an antiferromagnetic insulator that breaks symmetry in spin transport across the layers while preserving the symmetry in charge transport, we realize considerable spin-orbit torques comparable to those found in non-magnetic metals, enough for magnetization switching. Our systematic experiments and comprehensive analysis confirm that our findings are a result of magnonic spin dissipation, rather than external spin sources. These results provide insights into the experimentally challenging field of intrinsic spin currents in ferromagnets, and open up possibilities for developing energy-efficient devices based on magnon dissipation. |
| format | Article |
| id | doaj-art-c2fe19ce6eef475cb08dcf87d7514ad2 |
| institution | DOAJ |
| issn | 2041-1723 |
| language | English |
| publishDate | 2025-07-01 |
| publisher | Nature Portfolio |
| record_format | Article |
| series | Nature Communications |
| spelling | doaj-art-c2fe19ce6eef475cb08dcf87d7514ad22025-08-20T03:03:37ZengNature PortfolioNature Communications2041-17232025-07-011611910.1038/s41467-025-61073-wMagnetization switching driven by magnonic spin dissipationWon-Young Choi0Jae-Hyun Ha1Min-Seung Jung2Seong Been Kim3Hyun Cheol Koo4OukJae Lee5Byoung-Chul Min6Hyejin Jang7Aga Shahee8Ji-Wan Kim9Mathias Kläui10Jung-Il Hong11Kyoung-Whan Kim12Dong-Soo Han13Center for Spintronics, Korea Institute of Science and Technology (KIST)Center for Spintronics, Korea Institute of Science and Technology (KIST)Center for Spintronics, Korea Institute of Science and Technology (KIST)Center for Spintronics, Korea Institute of Science and Technology (KIST)Center for Spintronics, Korea Institute of Science and Technology (KIST)Center for Spintronics, Korea Institute of Science and Technology (KIST)Center for Spintronics, Korea Institute of Science and Technology (KIST)Department of Materials Science and Engineering, Seoul National UniversityInstitute for Physics, Johannes Gutenberg University MainzDepartment of Physics, Kunsan National UniversityInstitute for Physics, Johannes Gutenberg University MainzDepartment of Physics and Chemistry, Daegu Gyeongbuk Institute of Science and Technology (DGIST)Department of Physics, Yonsei UniversityCenter for Spintronics, Korea Institute of Science and Technology (KIST)Abstract Efficient control of magnetization in ferromagnets is crucial for high-performance spintronic devices. Magnons offer a promising route to achieve this objective with reduced Joule heating and minimized power consumption. While most research focuses on optimizing magnon transport with minimal dissipation, we present an unconventional approach that exploits magnon dissipation for magnetization control, rather than mitigating it. By combining a single ferromagnetic metal with an antiferromagnetic insulator that breaks symmetry in spin transport across the layers while preserving the symmetry in charge transport, we realize considerable spin-orbit torques comparable to those found in non-magnetic metals, enough for magnetization switching. Our systematic experiments and comprehensive analysis confirm that our findings are a result of magnonic spin dissipation, rather than external spin sources. These results provide insights into the experimentally challenging field of intrinsic spin currents in ferromagnets, and open up possibilities for developing energy-efficient devices based on magnon dissipation.https://doi.org/10.1038/s41467-025-61073-w |
| spellingShingle | Won-Young Choi Jae-Hyun Ha Min-Seung Jung Seong Been Kim Hyun Cheol Koo OukJae Lee Byoung-Chul Min Hyejin Jang Aga Shahee Ji-Wan Kim Mathias Kläui Jung-Il Hong Kyoung-Whan Kim Dong-Soo Han Magnetization switching driven by magnonic spin dissipation Nature Communications |
| title | Magnetization switching driven by magnonic spin dissipation |
| title_full | Magnetization switching driven by magnonic spin dissipation |
| title_fullStr | Magnetization switching driven by magnonic spin dissipation |
| title_full_unstemmed | Magnetization switching driven by magnonic spin dissipation |
| title_short | Magnetization switching driven by magnonic spin dissipation |
| title_sort | magnetization switching driven by magnonic spin dissipation |
| url | https://doi.org/10.1038/s41467-025-61073-w |
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