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磁性・スピントロニクス材料研究センター スピン物性グループ

[論文] [書籍] [会議録] [口頭発表] [その他の文献]

論文

2026
  1. Sneha Yadav, Satoshi Sugimoto, Atul Gangwar, Shinya Kasai, Ramesh Chandra, Sandip Chatterjee. Tuning of competing magnetic interactions and enhanced skyrmion stability at elevated temperatures in β-Mn type Co7Zn7Mn6 chiral magnet. Journal of Alloys and Compounds. 1080 190231-190231-12. 2026. Open Access
  2. Sneha Yadav, Satoshi Sugimoto, Sandip Chatterjee, Kazuhito Tsukagoshi, Shinya Kasai. Long-range modulation of skyrmion population by local current injection. Applied Physics Letters. 129 [1] 012403-1-012403-6. 2026. Open Access
  3. Daisuke Ogawa, Yusuke Matsuoka, Yuta Sasaki, Anton Bolyachkin, Shinji Isogami, Machiko Ode, Taichi Abe, Shinya Kasai, Yukiko K. Takahashi. Interfacial Reactions and Spacer-Dependent Ordering in FePt–C/X–C/FePt–C (X = Ir, Pt, and Ag) Trilayer Nanostructures. ACS Applied Nano Materials. 9 [18] 8049-8059. 2026. Open Access
  4. Tongshuang Huang, Shinji Isogami, Takanori Shirokura, Md. Mahmuldul Hasan, Mikiko Saito, Jun Uzuhashi, Tadakatsu Ohkubo, Shinya Kasai, Shigeki Nakagawa, Yota Takamura. Spin–orbit torque-induced magnetization switching in electrochemically deposited CoPt oriented polycrystalline film. Journal of Applied Physics. 139 [9] 093903-1-093903-9. 2026. Open Access
2025
  1. Ju-Young Yoon, Yutaro Takeuchi, Ryota Takechi, Jiahao Han, Tomohiro Uchimura, Yuta Yamane, Shun Kanai, Jun’ichi Ieda, Hideo Ohno, Shunsuke Fukami. Electrical mutual switching in a noncollinear-antiferromagnetic–ferromagnetic heterostructure. Nature Communications. 16 [1] 1171-1-1171-8. 2025. Open Access
  2. Satoshi Sugimoto, Yasufumi Araki, Yukiko K. Takahashi, Jun’ichi Ieda, Shinya Kasai. Symmetry-reduced topological interface for unleashing a multidirectional spin-orbit torque. Communications Physics. 8 [1] 100-1-100-9. 2025. Open Access
  3. Yutaro Takeuchi, Yuma Sato, Yuta Yamane, Ju-Young Yoon, Yukinori Kanno, Tomohiro Uchimura, K. Vihanga De Zoysa, Jiahao Han, Shun Kanai, Jun’ichi Ieda, Hideo Ohno, Shunsuke Fukami. Electrical coherent driving of chiral antiferromagnet. Science. 389 [6762] 830-834. 2025. Open Access
  4. Feifan Ye, Heechan Jang, Yoichi Shiota, Hideki Narita, Ryusuke Hisatomi, Shutaro Karube, Satoshi Sugimoto, Shinya Kasai, Teruo Ono. Data-Writing and Shifting Processes Toward a Vertical Domain Wall Motion Memory. IEEE Transactions on Magnetics. 61 [6] 1-4. 2025. Open Access
  5. K. Gas, J.-Y. Yoon, Y. Sato, H. Kubota, P. Dłużewski, S. Kret, J. Z. Domagala, Y. K. Edathumkandy, Y. Takeuchi, S. Kanai, H. Ohno, M. Sawicki, S. Fukami. Magnetic phase diagram of Mn3+xSn1−x epitaxial thin films: Extending the anomalous Hall effect to low temperatures via intrinsic alloying. APL Materials. 13 [4] 041105-1-041105-8. 2025. Open Access
  6. Tomohiro Uchimura, Jiahao Han, Ping Tang, Ju-Young Yoon, Yutaro Takeuchi, Yuta Yamane, Shun Kanai, Gerrit E. W. Bauer, Hideo Ohno, Shunsuke Fukami. Unconventional Spin Hall Magnetoresistance in Noncollinear Antiferromagnet/Heavy-Metal Stacks. Physical Review Letters. 134 [9] 096701-1-096701-7. 2025. Open Access
2024
  1. Jhantu Pradhan, M. S. Devapriya, Rohiteswar Mondal, Jun Uzuhashi, Tadakatsu Ohkubo, Shinya Kasai, Chandrasekhar Murapaka, Arabinda Haldar. Ultra-low Gilbert damping and self-induced inverse spin Hall effect in GdFeCo thin films. Journal of Applied Physics. 136 [20] 203903-1-203903-8. 2024. Open Access
  2. Yutaro Takeuchi, Hossein Sepehri-Amin, Satoshi Sugimoto, Takanobu Hiroto, Shinya Kasai. Magnetic and magneto-transport properties of non-collinear antiferromagnetic Mn3Ge epitaxial films. APL Materials. 12 [7] 071110-1-071110-7. 2024. Open Access
2023
  1. Yuta Sasaki, Ippei Suzuki, Ruma Mandal, Shinya Kasai, Yukiko Takahashi. Thermal Modulation of Magnetization Dynamics in Nanometer-Thick L10-FePt Nanogranular and Continuous Films for High-Density Magnetic Recording Media. ACS Applied Nano Materials. 6 [7] 5901-5908. 2023.
  2. Saikat Das, Satoshi Sugimoto, Varun Kumar Kushwaha, Yusuke Kozuka, Shinya Kasai. Observation of charge-to-spin conversion with giant efficiency at Ni0.8Fe0.2/Bi2WO6 interface. APL Materials. 11 [4] 041113. 2023. Open Access
  3. Yuta Sasaki, Shinya KASAI, Yukiko TAKAHASHI. Large enhancement of magnetic damping in half-metallic Co2MnSi Heusler alloy thin films with heavy metal Pt layer observed by the all-optical method. Japanese Journal of Applied Physics. 62 [SB] 2023.

書籍

会議録

口頭発表

2026
  1. 高橋 有紀子, 田村 亮, 長尾 浩子, キューレッシュ ニキーター, 小川 大介, セペリ アミン ホセイン, 吉川 英樹, 佐々木 悠太, 葛西 伸哉, 松田 翔一. データ駆動によるFePtグラニュラー薄膜の最適化. 金属学会春季(第178回)講演大会. 2026. 招待講演
2025
  1. SUGIMOTO, Satoshi, 荒木 康史, 家田 淳一, KASAI, Shinya, TAKAHASHI, Yukiko. Unconventional spin polarization unleashed by Fermi surface modulation. The 70th Annual Conference on Magnetism and Magnetic Materials (MMM 2025). 2025.
  2. TAKEUCHI, Yutaro, Yuma Sato, Yuta Yamane, Ju-Young Yoon, Yukinori Kanno, Tomohiro Uchimura, Karunathilaka Vihanga De Zoysa, Jiahao Han, Shun Kanai, Junichi Ieda, Hideo Ohno, Shunsuke Fukami. Sub-nanosecond electrical switching of non-collinear antiferromagnetic Mn3Sn through chiral-spin rotation. 70th Annual Conference on Magnetism and Magnetic Materials (MMM2025). 2025. 招待講演 Open Access
  3. シャイケ トーマス, 温 振超, 増田 啓介, 三浦 良雄, 葛西 伸哉, 三谷 誠司, 介川 裕章. トンネル磁気抵抗振動現象のバイアス依存性. 第49回日本磁気学会学術講演会. 2025.
  4. SUKEGAWA, Hiroaki, SCHEIKE, Thomas, UZUHASHI, Jun, WEN, ZhenChao, KASAI, Shinya, OHKUBO, Tadakatsu, MITANI, Seiji. Improvement in tunnel magnetoresistance of CoFeB-based magnetic tunnel junctions by MgO barrier interface modification. IcAUMS2025 (International Conference of Asian Union of Magnetics Societies). 2025. 招待講演
  5. ユン ソク　イン, WEN, ZhenChao, KASAI, Shinya, MITANI, Seiji, SUKEGAWA, Hiroaki, Young Keun Kim. Perpendicular magnetic tunnel junctions with β-W spin-orbit torque channels. IcAUMS2025 (International Conference of Asian Union of Magnetics Societies). 2025.
  6. SUGIMOTO, Satoshi, 荒木 康史, 家田 淳一, KASAI, Shinya. Anisotropic spin-orbit torque unleashed by Fermi surface symmetry reduction. 2025年 第72回応用物理学会春季学術講演会. 2025.
  7. SUKEGAWA, Hiroaki, SCHEIKE, Thomas, UZUHASHI, Jun, WEN, ZhenChao, KASAI, Shinya, OHKUBO, Tadakatsu, MITANI, Seiji. Tunnel magnetoresistance up to 405% at room temperature in exchange-spin-valve CoFeB/MgO/CoFeB junctions by in-situ MgO annealing. 2025 Joint MMM-Intermag (The 16th Joint Conference on Magnetism and Magnetic Materials and Intermag). 2025.
2024
  1. 佐々木 悠太, 杉本 聡志, 葛西 伸哉, 温 振超, 三谷 誠司, 高橋 有紀子. MRAM 製造ラインに向けた垂直磁化 CoFeB 薄膜の全光学的磁化ダイナミクス計測. 日本電子材料技術協会 2024年度第61回秋季講演大会. 2024.
  2. 佐々木 悠太, 杉本 聡志, 葛西 伸哉, 温 振超, 三谷 誠司, 高橋 有紀子. 時間分解磁気光学カー効果による低磁場下での垂直磁化CoFeB薄膜の磁化歳差ダイナミクス評価. 第48回　日本磁気学会学術講演会. 2024.
  3. Feifan Ye, SUGIMOTO, Satoshi, KASAI, Shinya. Data-writing and shift processes toward a vertical domain wall motion memory with perpendicular magnetic anisotropy. 第85回応用物理学会秋季学術講演会. 2024. Open Access
  4. Katarzyna Gas, Ju-Young Yoon, Yuma Sato, Hiroki Kubota, Jaroslaw Z. Domagala, Piotr Dluzewski, Yadhu K. Edathumkandy, TAKEUCHI, Yutaro, Shun Kanai, Hideo Ohno, Maciej Sawicki, Shunsuke Fukami. Magnetic Phase Diagram of Non-Collinear Antiferromagnet Mn3+xSn1-x Thin Films. 第85回応用物理学会秋季学術講演会. 2024.
  5. SUGIMOTO, Satoshi, 塩田 陽一, 小野 輝男, KASAI, Shinya. Out-of-plane spin-orbit torque induced by magnetostriction for Co/Ni multilayers. 第85回応用物理学会秋季学術講演会. 2024.
  6. SASAKI, Yuta, ベントレー フィリップ デビッド, 鈴木 一平, マンダル ルマ, KASAI, Shinya, SUTO, Hirofumi, TAKAHASHI, Yukiko. Lattice distortion and magnetization dynamics for L10-FePt films at elevated temperatures. The 35th Magnetic Recording Conference TMRC2024. 2024. 招待講演
  7. SUKEGAWA, Hiroaki, SCHEIKE, Thomas, WEN, ZhenChao, KASAI, Shinya, MITANI, Seiji. Exploring stack-structures for over 400% tunnel magnetoresistance in spin-valve-type CoFeB/MgO/CoFeB junctions. 25th International Colloquium on Magnetic Films and Surfaces (ICMFS2024) . 2024.
  8. SASAKI, Yuta, SUGIMOTO, Satoshi, KASAI, Shinya, WEN, ZhenChao, MITANI, Seiji, TAKAHASHI, Yukiko. Magnetization precession of perpendicularly magnetized CoFeB/MgO structures detected by all-optical method at relatively low magnetic fields. MORIS2024 (Magnetics and Optics Research International Symposium 2024). 2024.
  9. 杉本 聡志, 荒木 康史, 高橋 有紀子, 葛西 伸哉. Bi カルコゲナイド薄膜における異方性スピン軌道トルクの生成. 日本物理学会　2024年春季大会. 2024.
2023
  1. 佐々木 悠太, 平松　諒也, 園部 義明, 葛西 伸哉, 高橋 有紀子. (MnCr)AlGe極薄膜におけるsub-THz磁化ダイナミクスのCr置換によるダンピング定数の低減. 日本電子材料技術協会 2023年第60回秋期講演大会. 2023.
  2. 佐々木 悠太, 平松　諒也, 園部 義明, 葛西 伸哉, 高橋 有紀子. Cu2Sb型(Mn-Cr)AlGe超薄膜のsub-THz磁化歳差ダイナミクス. 第47回日本磁気学会学術講演会. 2023.
  3. T. Huang, ISOGAMI, Shinji, KASAI, Shinya. Second harmonic Hall measurement for CoPt thin film formed on highly oriented Pt layer with electrochemical deposition. 第84回応用物理学会秋季学術講演会. 2023.
  4. 佐々木 悠太, 鈴木 一平, マンダル ルマ, 葛西 伸哉, 高橋 有紀子. 熱アシスト磁気記録に向けた L10-FePtナノグラニュラー薄膜における高温磁化ダイナミクス. 日本金属学会 2023年秋期（第173回）講演大会. 2023.
  5. クシュワハ ヴァルン クマール, IWASAKI, Yuma, NAKATANI, Tomoya, SASAKI, Taisuke, KASAI, Shinya, UCHIDA, Kenichi, SAKURABA, Yuya. Autonomous material search for highly spin-polarized disordered material: Enhanced spin-polarization of CoFe by alloying with Ag. 11th International Symposium on Metallic Multilayers. 2023.
  6. SUKEGAWA, Hiroaki, WEN, ZhenChao, KASAI, Shinya, UZUHASHI, Jun, OHKUBO, Tadakatsu, HONO, Kazuhiro, MITANI, Seiji, Shinto Ichikawa. Improved dielectric breakdown of magnetic tunnel junctions using a lattice-matched MgAl2O4 barrier. MML2023 (11th International Symposium on Metallic Multilayers). 2023.
  7. SCHEIKE, Thomas, WEN, ZhenChao, KASAI, Shinya, SUKEGAWA, Hiroaki, MITANI, Seiji. Analysis of large oscillations in tunnel magnetoresistance and resistance of Fe/Mg4Al-Ox/Fe magnetic tunnel junctions. MML2023 (11th International Symposium on Metallic Multilayers). 2023.
  8. SASAKI, Yuta, 鈴木 一平, マンダル ルマ, KASAI, Shinya, TAKAHASHI, Yukiko. Magnetization dynamics in FePt nano-granular with thermal heating observed by all-optical pump-probe method. Intermag 2023. 2023.
  9. SCHEIKE, Thomas, WEN, ZhenChao, KASAI, Shinya, SUKEGAWA, Hiroaki, MITANI, Seiji. Sawtooth-like giant oscillation of tunnel magnetoresistance in epitaxial Fe/Mg4Al-Ox/Fe(001) magnetic tunnel junctions. Intermag 2023. 2023.
  10. T. Huang, Y. Takamura, M. Saito, Md. M. Hasan, KASAI, Shinya, 園部 義明, S. Nakagawara. Development of ultra-thin CoPt films with electrodeposition for three-dimensional domain wall motion memory. IEEE INTERMAG 2023. 2023.
  11. クシュワハ ヴァルン クマール, IWASAKI, Yuma, NAKATANI, Tomoya, SASAKI, Taisuke, KASAI, Shinya, UCHIDA, Kenichi, SAKURABA, Yuya. Autonomous material search for highly spin-polarized disordered material: Enhanced spin-polarization of CoFe upon Ag substitution. INTERMAG 2023. 2023.
  12. 介川 裕章, シャイケ トーマス, 温 振超, 葛西 伸哉, 三谷 誠司. 面内スピンバルブ型CoFeB/MgO/CoFeB 強磁性トンネル接合における高効率データ取得と多層構造最適化. 第70回応用物理学会春季学術講演会. 2023.
  13. SCHEIKE, Thomas, WEN, ZhenChao, KASAI, Shinya, SUKEGAWA, Hiroaki, MITANI, Seiji. Staircase-like tunnel resistance increase with barrier thickness in epitaxial Fe/Mg4Al-Ox/Fe(001) magnetic tunnel junctions. 第70回応用物理学会春季学術講演会. 2023.

その他の文献