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論文 TSV

2024
  1. Z.H. Li, H. Suto, V. Barwal, K. Masuda, T.T. Sasaki, Z.X. Chen, H. Tajiri, L.S.R. Kumara, T. Koganezawa, K. Amemiya, S. Kokado, K. Hono, Y. Sakuraba. Enhancing atomic ordering, magnetic and transport properties of Mn2VGa Heusler alloy thin films toward negatively spin-polarized charge injection. Acta Materialia. 276 (2024) 120110 10.1016/j.actamat.2024.120110 Open Access
  2. P. Tozman, S. Isogami, I. Suzuki, A. Bolyachkin, H. Sepehri-Amin, S.J. Greaves, H. Suto, Y. Sasaki, T.Y. Chang, Y. Kubota, P. Steiner, P.W. Huang, K. Hono, Y.K. Takahashi. Dual-layer FePt-C granular media for multi-level heat-assisted magnetic recording. Acta Materialia. 271 (2024) 119869 10.1016/j.actamat.2024.119869 Open Access
  3. Dolly Taparia, Taisuke Sasaki, Tomoya Nakatani, Hirofumi Suto, Yoshio Miura, Zehao Li, Varun Kumar Kushwaha, Kazuumi Inubushi, Shinto Ichikawa, Katsuyuki Nakada, Tomoyuki Sasaki, Seiji Mitani, Yuya Sakuraba. Improvement in CPP-GMR read head sensor performance using [001]-oriented polycrystalline half-metallic Heusler alloy Co 2 FeGa 0.5 Ge 0.5 and CoFe bilayer electrode. Science and Technology of Advanced Materials. 25 [1] (2024) 2388503 10.1080/14686996.2024.2388503 Open Access
  4. Murali Krishnan Manikketh, Prabhanjan D. Kulkarni, Tomoya Nakatani, Hirofumi Suto, Yuya Sakuraba. Effects of layer thickness and annealing process on low-frequency noise and detectivity in tunnel magnetoresistive sensors with CoFeSiB soft magnetic layers. Journal of Applied Physics. 136 [20] (2024) 203901 10.1063/5.0231800 Open Access
  5. Vineet Barwal, Hirofumi Suto, Ryo Toyama, Kodchakorn Simalaotao, Taisuke Sasaki, Yoshio Miura, Yuya Sakuraba. Large magnetoresistance and high spin-transfer torque efficiency of Co2MnxFe1−xGe (0 ≤ x ≤ 1) Heusler alloy thin films obtained by high-throughput compositional optimization using combinatorially sputtered composition-gradient film. APL Materials. 12 [11] (2024) 111114 10.1063/5.0226638 Open Access
  6. Hirofumi Suto, Vineet Barwal, Keisuke Masuda, Kodchakorn Simalaotao, Taisuke Sasaki, Yoshio Miura, Hiroo Tajiri, Loku Singgappulige Rosantha Kumara, Tomoyuki Koganezawa, Yuya Sakuraba. Negative spin polarization and effect of composition on the atomic order and electronic structure of Mn2VAl Heusler alloy thin films. Physical Review Materials. 8 [11] (2024) 114408 10.1103/physrevmaterials.8.114408 Open Access
  7. Dolly Taparia, Taisuke T. Sasaki, Tomoya Nakatani, Hirofumi Suto, Seiji Mitani, Yuya Sakuraba. Growth of [001]-oriented polycrystalline Heusler alloy thin films using [001]-textured Ag buffer layer on thermally oxidized Si substrate for spintronics applications. Journal of Applied Physics. 136 [12] (2024) 123906 10.1063/5.0218648 Open Access
  8. Simon John Greaves, Hirofumi Suto, Yasuaki Nakamura, Yasushi Kanai. Effect of Curie Temperature Distributions on the User Areal Density of Heat-Assisted Magnetic Recording. IEEE Transactions on Magnetics. 60 [9] (2024) 3200605 10.1109/tmag.2024.3400615
  9. Hirofumi Suto, Vineet Barwal, Kodchakorn Simalaotao, Zehao Li, Keisuke Masuda, Taisuke Sasaki, Yoshio Miura, Yuya Sakuraba. Negative spin polarization of Mn2VGa Heusler alloy thin films studied in current-perpendicular-to-plane giant magnetoresistance devices. Journal of Applied Physics. 135 [20] (2024) 203901 10.1063/5.0207980 Open Access
  10. Tomoya Nakatani, Prabhanjan D. Kulkarni, Hirofumi Suto, Keisuke Masuda, Hitoshi Iwasaki, Yuya Sakuraba. Perspective on nanoscale magnetic sensors using giant anomalous Hall effect in topological magnetic materials for read head application in magnetic recording. Applied Physics Letters. 124 [7] (2024) 070501 10.1063/5.0191974 Open Access

書籍 TSV

会議録 TSV

口頭発表 TSV

2025
  1. SASAKI, Yuta, WON, Woonjae, BENTLEY, Phillip, ISOGAMI, Shinji, SUTO, Hirofumi, TAKAHASHI, Yukiko. Ultrafast Magnetization Dynamics and Magnetic Materials Development Using Femtosecond Laser Technique. The 2025 Korean Magnetics Society Winter Conference. 2025 招待講演
  2. NAKATANI, Tomoya, KULKARNI, Prabhanjan Dilip, MANIKKETH, Murali Krishnan, TOYAMA, Ryo, SUTO, Hirofumi, MASUDA, Keisuke, SUWANNAHARN, Nattamon, SASAKI, Taisuke, IWASAKI, Hitoshi, SAKURABA, Yuya. Potential and challenges of anomalous Hall sensors for future read head technology. The 70th Annual Conference on Magnetism and Magnetic Materials (MMM 2025). 2025 招待講演
  3. マニケット ムラリ クリシュナン, 遠山 諒, 中谷 友也, 首藤 浩文, スワンナハーン ナッタモン, 佐々木 泰祐, 桜庭 裕弥. 巨大な異常ホール効果を示す非化学量論組成Co-Mn-Al薄膜. 第49回日本磁気学会学術講演会. 2025
  4. 佐々木 悠太, ベントレー フィリップ デビッド, 中澤 克昭, 廣戸 孝信, 磯上 慎二, 首藤 浩文, 高橋 有紀子. 巨大な磁気異方性を有するL10-FePt薄膜 における磁化ダイナミクスの磁場角度依存性とダンピング定数. 日本金属学会2025年秋期(第177回)講演大会. 2025
  5. SASAKI, Yuta, BENTLEY, Phillip, NAKAZAWA, Katsuaki, HIROTO, Takanobu, ISOGAMI, Shinji, SUTO, Hirofumi, TAKAHASHI, Yukiko. Structural analysis and damping evaluation of epitaxially grown L10-FePt thin films. 第86回応用物理学会秋季学術講演会. 2025
  6. バルワル ビニート, SUTO, Hirofumi, TOYAMA, Ryo, SIMALAOTAO, Kodchakorn, SASAKI, Taisuke, MIURA, Yoshio, SAKURABA, Yuya. Large magnetoresistance and high spin-transfer torque obtained in CPP-GMR devices with Heusler alloy electrodes through high-throughput compositional optimization. The 36th Magnetic Recording Conference -TMRC2025-. 2025 招待講演
  7. SUTO, Hirofumi, 片山 慶太, 田中 洋平, タパリア ドリー, SUWANNAHARN, Nattamon, NAKATANI, Tomoya, SASAKI, Taisuke, 薮田 久人, SAKURABA, Yuya. Effect of Excimer Laser Annealing on Crystallization and Atomic Ordering of Co2Mn0.5Fe0.5Ge Heusler Alloy Thin Films toward Spintronic Applications. The 36th Magnetic Recording Conference -TMRC2025-. 2025
  8. SASAKI, Yuta, BENTLEY, Phillip, NAKAZAWA, Katsuaki, HIROTO, Takanobu, ISOGAMI, Shinji, SUTO, Hirofumi, TAKAHASHI, Yukiko. Damping modification in epitaxially grown continuous L10-FePt thin films with different substrates. The 36th Magnetic Recording Conference -TMRC2025-. 2025
  9. WON, Woonjae, SASAKI, Yuta, 菊池伸明, 江川元太, MASUDA, Keisuke, TAKAHASHI, Yukiko, SUTO, Hirofumi. Anisotropic exchange stiffness of perpendicularly magnetized Co/Pt multilayer thin film. TMRC2025 (The Magnetic Recording Conference). 2025
  10. MANIKKETH, Murali Krishnan, TOYAMA, Ryo, NAKATANI, Tomoya, SUTO, Hirofumi, SUWANNAHARN, Nattamon, SASAKI, Taisuke, SAKURABA, Yuya. Development of Co-Mn-Al thin films with giant anomalous Hall effect towards read head applications. The Magnetic Recording Conference (TMRC 2025). 2025 招待講演
  11. WON, Woonjae, SASAKI, Yuta, 菊池伸明, 江川元太, MASUDA, Keisuke, TAKAHASHI, Yukiko, SUTO, Hirofumi. Anisotropic exchange stiffness of perpendicularly magnetized Co/Pt multilayer thin film. KMS 2025 Summer Conference (2025年韓国磁気学会夏季学術大会). 2025
  12. MAKINO, Fuya, HIRAI, Takamasa, 志賀拓麿, SUTO, Hirofumi, 藤久裕司, 大柳洸一, 小林悟, SASAKI, Taisuke, 八木貴志, UCHIDA, Kenichi, SAKURABA, Yuya. Enhancement of thermal conductivity change induced by magneto-thermal resistance effect in Cu/CoFe multilayers. International Conference of Asian Union of Magnetics Societies 2025 (IcAUMS 2025). 2025
  13. TOYAMA, Ryo, IWASAKI, Yuma, KULKARNI, Prabhanjan Dilip, SUTO, Hirofumi, NAKATANI, Tomoya, SAKURABA, Yuya. High-throughput material exploration system for the anomalous Hall effect using combinatorial experiments and machine learning. The 7th International Conference of Asian Union of Magnetics Societies (IcAUMS2025). 2025
  14. SUTO, Hirofumi, 片山 慶太, 田中 洋平, タパリア ドリー, NAKATANI, Tomoya, 薮田 久人, SAKURABA, Yuya. Excimer laser annealing of Co2Mn0.5Fe0.5Ge Heusler alloy thin film for spintronic applications. 2025年第72回応用物理学会春季学術講演会. 2025
  15. 中川 裕治, SUTO, Hirofumi, 前田 知幸. Determination of oscillation state of a spin-torque oscillator fabricated in a MAMR head using injection locking. 2025 Joint MMM-Intermag Conference (16th Joint Conference on Magnetism and Magnetic Materials and Intermag). 2025 招待講演
2024
  1. MAKINO, Fuya, HIRAI, Takamasa, 志賀 拓麿, SUTO, Hirofumi, 藤久 裕司, 大柳 洸一, 小林 悟, SASAKI, Taisuke, 八木 貴志, UCHIDA, Kenichi, SAKURABA, Yuya. Enhancement of thermal conductivity change induced by magneto-thermal resistance effect in CoFe/Cu magnetic multilayers. The IEEE Around-the-Clock Around-the-Globe Magnetics Conference . 2024
  2. BENTLEY, Phillip, SASAKI, Yuta, ISOGAMI, Shinji, SUZUKI, Ippei, TAKAHASHI, Yukiko, SUTO, Hirofumi. Low damping in L10 FePt by controlling the number of misfit dislocations. 第48回 日本磁気学会学術講演会. 2024
  3. 牧野 楓也, 平井 孝昌, 志賀拓麿, 首藤 浩文, 藤久裕司, 大柳洸一, 小林悟, 佐々木 泰祐, 八木貴志, 内田 健一, 桜庭 裕弥. CoFe/Cu多層膜の磁気熱抵抗効果による巨大熱伝導率変化. 日本磁気学会学術講演会. 2024
  4. 首藤 浩文, バルワル ビニート, 増田 啓介, シマラオタオ コチャコン, 佐々木 泰祐, 三浦 良雄, 田尻 寛男, クマーラ ロシャンタ, 小金澤 智之, 桜庭 裕弥. Mn₂VAlホイスラー合金の負のスピン分極率:規則化と電子状態に対する組成の影響. 第48回 日本磁気学会学術講演会. 2024
  5. 佐々木 悠太, ベントレー フィリップ デビッド, 中澤 克昭, 磯上 慎二, 首藤 浩文, 高橋 有紀子. L10-FePt薄膜のダンピング定数と微細ナノ構造の詳細解析. 日本金属学会2024年秋期(第175回)講演大会. 2024
  6. SASAKI, Yuta, BENTLEY, Phillip, SUZUKI, Ippei, MANDAL, Ruma, 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. SUTO, Hirofumi, バルワル ビニート, SIMALAOTAO, Kodchakorn, LI, Zehao, MASUDA, Keisuke, SASAKI, Taisuke, MIURA, Yoshio, SAKURABA, Yuya. Mn2VGa and Mn2VAl Heusler alloys with negative spin polarizationfor efficient spin-transfer-torque-based devices. TMRC 2024 (The 35th Magnetic Recording Conference). 2024 招待講演
  8. BENTLEY, Phillip, SASAKI, Yuta, ISOGAMI, Shinji, SUZUKI, Ippei, TAKAHASHI, Yukiko, SUTO, Hirofumi. Magnetization precession in L10-ordered FePt thin films with large PMA and relatively low damping. MORIS2024(Magnetics and Optics Research International Symposium 2024). 2024
  9. 中川 碧, 遠山 諒, 首藤 浩文, 桜庭 裕弥, 神田 哲典. 不規則構造Fe-Ga合金薄膜における異常ホール効果の起源の解析. 第71回応用物理学会春季学術講演会. 2024
  10. NAKATANI, Tomoya, KULKARNI, Prabhanjan Dilip, SUTO, Hirofumi, IWASAKI, Hitoshi, SAKURABA, Yuya. Simulation-based design of anomalous Hall effect read sensors. 第71回応用物理学会春季学術講演会. 2024
  11. 松田 華奈, 神田 哲典, 首藤 浩文. ST-FMR測定に向けたCoGd合金薄膜の補償点組成付近の試料作製とその評価. 電気学会中国支部 第16回高専研究発表会. 2024
  12. 首藤 浩文. データセンターを支える磁気記録デバイスの高記録密度化にむけた高周波ナノスピントロ二クスデバイスの研究 . SATテクノロジーショーケース2024. 2024 招待講演
2023
  1. 首藤 浩文, バルワル ビニート, リー ゼハオ, 増田 啓介, 佐々木 泰祐, 古門 聡士, 桜庭 裕弥. Mn基ホイスラー合金 Mn2VGa およびMn2VAlエピタキシャル薄膜のスパッタ成長とAMR効果. 第47回 日本磁気学会学術講演会. 2023
  2. NAKATANI, Tomoya, SUTO, Hirofumi, KULKARNI, Prabhanjan Dilip, IWASAKI, Hitoshi, SAKURABA, Yuya. Tunnel magnetoresistance sensors with even-function resistance-magnetic field response. SPIE Spintronics XVI. 2023 招待講演
  3. NAKATANI, Tomoya, KULKARNI, Prabhanjan Dilip, MANIKKETH, Murali Krishnan, IWASAKI, Hitoshi, SUTO, Hirofumi, SAKURABA, Yuya. Read Sensors Using Anomalous Hall Effect. The 34th Magnetic Recording Conference . 2023 招待講演
  4. 首藤 浩文, 中谷 友也, アサム ナガルシュナ, 岩崎 仁志, 桜庭 裕弥, 小田洋平, 雨宮健太, 三井隆也, 境誠司, Li Songtian. 負のスピン分極を有するFeCr合金のスピントロニクス応用とメスバウアー分光法による解析. 第22回 メスバウアー分光研究会 シンポジウム. 2023
  5. NAKATANI, Tomoya, SUTO, Hirofumi, KULKARNI, Prabhanjan Dilip, IWASAKI, Hitoshi, SAKURABA, Yuya. AC magnetic field modulation on tunnel magnetoresistance sensors with even-function resistance-field response. Intermag 2023. 2023
  6. SUTO, Hirofumi, バルワル ビニート, LI, Zehao, MASUDA, Keisuke, SASAKI, Taisuke, SAKURABA, Yuya. Negative spin polarization of Mn2VGa Heusler alloy thin film studied in current-perpendicular-to-plane giant magnetoresistance devices. Intermag 2023. 2023
  7. タパリア ドリー, SASAKI, Taisuke, NAKATANI, Tomoya, SUTO, Hirofumi, MIURA, Yoshio, LI, Zehao, KUSHWAHA, Varun, K. Inubushi, S. Ichikawa, K. Nakada, T. Sasaki, MITANI, Seiji, SAKURABA, Yuya. Large spin-dependent scattering at half metallic Co2FeGa0.5Ge0.5 Heusler alloy and CoFe polycrystalline interface​. INTERMAG 2023. 2023
2021
  1. 首藤 浩文, アサム ナガルシュナ, 田丸 慎吾, セペリ アミン ホセイン, ボリャーチキン アントーン, 中谷 友也, 周 偉男, 久保田 均, 桜庭 裕弥. マイクロ波磁界印加によるinjection lockingを利用した スピントルク発振素子の磁化ダイナミクス解析. 磁気記録・情報ストレージ研究会(MRIS) https://www.ieice.org/ken/program/index.php?tgs_regid=6347033ba7e2cf709429158c719c1c41328bf92a66c8a0cac8b7b5c1a9b99ca8&tgid=IEICE-MRIS. 2021
  2. 首藤 浩文, アサム ナガルシュナ, 田丸 慎吾, セペリ アミン ホセイン, ボリャーチキン アントーン, 周 偉男, 中谷 友也, 久保田 均, 桜庭 裕弥. マイクロ波磁界印加によるinjection lockingを利用したスピントルク発振素子の磁化ダイナミクス解析. 第45回日本磁気学会学術講演会. 2021
  3. 首藤 浩文, アサム ナガルシュナ, 田丸 慎吾, セペリ アミン 那仁, ボリャーチキン アントーン, 中谷 友也, 周 偉男, 久保田 均, 桜庭 裕弥. Analysis of a spin-torque oscillator using injection locking to an external microwave field. The 32nd Magnetic Recording Conference (TMRC2021). 2021 招待講演
  4. アサム ナガルシュナ, 首藤 浩文, Tamaru Shingo, セペリ アミン ホセイン, 中谷 友也, 周 偉男, Hitoshi Kubota, 桜庭 裕弥. Characterizing the oscillation frequency of a spin-torque oscillator (STO) by measuring the change of dc resistance upon injection locking to an external RF magnetic field. INTERMAG2021 / https://intermag.org . 2021

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