論文

• Zhang Ruixian, Ho Hoang Huy, Takanori Shirokura, Pham Nam Hai, Quang Le, Brian York, Cherngye Hwang, Xiaoyong Liu, Michael Gribelyuk, Xiaoyu Xu, Son Le, Maki Maeda, Tuo Fan, Yu Tao, Hisashi Takano. High spin Hall angle in BiSb topological insulator and perpendicularly magnetized CoFeB/MgO multilayers with metallic interfacial layers, Applied Physics Letters, Vol. 124, pp. 072402, Feb. 2024.
• Nguyen Huynh Duy Khang, Takanori Shirokura, Tuo Fan, Mao Takahashi, Naoki Nakatani, Daisuke Kato, Yasuyoshi Miyamoto, Pham Nam Hai. Nanosecond ultralow power spin orbit torque magnetization switching driven by BiSb topological insulator, Applied Physics Letters, Vol. 120, pp. 152401, Apr. 2022.
• Tuo Fan, Nguyen Huynh Duy Khang, Soichiro Nakano, Pham Nam Hai. Ultrahigh efficient spin orbit torque magnetization switching in fully sputtered topological insulator and ferromagnet multilayers, Scientific Reports, Vol. 12, pp. 2998, Feb. 2022.
• Takanori Shirokura, Tuo Fan, Nguyen Huynh Duy Khang, Tsuyoshi Kondo, Pham Nam Hai. Efficient spin current source using a half-Heusler alloy topological semimetal with back end of line compatibility, Scientific Reports, Vol. 12, pp. 2426, Feb. 2022.
• Tuo Fan, Nguyen Huynh Duy Khang, Takanori Shirokura, Ho Hoang Huy, Pham Nam Hai. Low power spin–orbit torque switching in sputtered BiSb topological insulator/perpendicularly magnetized CoPt/MgO multilayers on oxidized Si substrate, Applied Physics Letters, Vol. 119, pp. 082403, Aug. 2021.
• Tuo Fan, Mustafa Tobah, Takanori Shirokura, Nguyen Huynh Duy Khang, Pham Nam Hai. Crystal growth and characterization of topological insulator BiSb thin films by sputtering deposition on sapphire substrates, Japanese Journal of Applied Physics, Vol. 59, pp. 063001, June 2020.
• Nguyen Huynh Duy Khang, Tuo Fan, Pham Nam Hai. Zero-field topological Hall effect as evidence of ground-state skyrmions at room temperature in BiSb/MnGa bilayers, AIP Advances, Vol. 9, pp. 125309, Dec. 2019.

国際会議発表 (査読有り)

• Z. Ruixian, H. H. Huy, Q. Le, B. York, C. Hwang, X. Liu, M. Gribelyuk, X. Xu, S. Le, M. Maeda, F. Tuo, Y. Tao, H. Takano, T. Shirokura, P. N. Hai. High spin Hall angle in heterostructures of BiSb topological insulator and perpendicularly magnetized CoFeB/MgO multilayers with metallic interfacial layers, The 22nd International Conference on Magnetism (ICM2024), June 2024.
• B.R. York, Q. Le, X. Liu, S. Okamura, C. Hwang, M.A. Gribelyuk, S. Le, J. Liu, R. Simmons, M. Maeda, F. Tuo, Y. Tao, J. Ohno, H. Takano, P.N. Hai, H. H. Huy, S. Namba. (Invited) High Thermal Reliability and High Spin Hall Angle Observed in SOT-Reader Thin Films Using BiSbX Topological Insulators, TMRC 2023, July 2023.
• Zhang Ruixian, Takanori Shirokura, Tuo Fan, Pham Nam Hai. Fabrication and evaluation of fully sputtered topological insulator/perpendicularly magnetized CoFeB/MgO multilayers for SOT-MRAM application, Intermag 2023, May 2023.
• Nguyen Huynh Duy Khang, Takanori Shirokura, Fan Tuo, Mao Takahashi, Naoki Nakatani, Daisuke Kato, Yasuyoshi Miyamoto, Pham Nam Hai. Ultralow power nanosecond spin orbit torque magnetization switching induced by BiSb, MMM 2022, Oct. 2022.
• Takanori Shirokura, Fan Tuo, Nguyen Huynh Duy Khang, Pham Nam Hai. Giant spin Hall effect in a half-Heusler alloy topological semimetal with high thermal stability, MMM 2022, Oct. 2022.
• Pham Nam Hai, Nguyen Huynh Duy Khang, Tuo Fan, Takanori Shirokura, Yasuyoshi Miyamoto. (Invited) Giant spin dependent transport phenomena in topological insulator – ferromagnet multilayers, The 15th Asia Pacific Physics Conference (APPC15), Aug. 2022.
• Tuo Fan, Nguyen Huynh Duy Khang, Pham Nam Hai. Low power spin-orbit torque magnetization switching in all-sputtered BiSb topological insulator / perpendicularly magnetized CoPt / MgO multilayers on Si substrate, 2022 Joint MMM-INTERMAG, Dec. 2021.
• Pham Nam Hai, Nguyen Huynh Duy Khang, Tuo Fan, Yugo Ueda, Yasuyoshi Miyamoto. (Invited) Topological Insulator Spintronics, The VANJ Conference 2020 (VANJ20), Nov. 2020.
• Tuo Fan, Nguyen Huynh Duy Khang, Soichiro Nakano, Pham Nam Hai. Ultrahigh efficient spin-orbit-torque magnetization switching in sputtered topological insulator BiSb/(Co/Pt)2 multilayers, 2020 Magnetism and Magnetic Materials, Nov. 2020.
• Tuo Fan, Mustafa Tobah, Takanori Shirokura, Nguyen Huynh Duy Khang, Pham Nam Hai. Crystal Growth and Characterization of Topological Insulator BiSb Thin Films by Sputtering Deposition for SOT-MRAM Applications, SSDM 2020, Sept. 2020.
• Nguyen Huynh Duy Khang, Tuo Fan, Pham Nam Hai. (Invited) Giant spin-related transport phenomena in BiSb topological insulator/ferromagnet bilayers, SPIE Spintronics XIII, Aug. 2020.  公式リンク  
  
• Nguyen Huynh Duy Khang, Tuo Fan, Pham Nam Hai. Observation of topological Hall effect and field-free stable skyrmions in MnGa/BiSb bi-layers at room temperature, Spintech X, June 2019.

国内会議発表 (査読有り)

• Nguyen Huynh Duy Khang, Tuo Fan, Pham Nam Hai. Field-free ground-state skyrmions in BiSb/MnGa bi-layers at room temperature revealed by topological Hall effect, 第23回 半導体におけるスピン工学の基礎と応用（PASPS-23), Dec. 2018.

国内会議発表 (査読なし・不明)

• Ruixian Zhang, Ho Hoang Huy, Takanori Shirokura, Pham Nam Hai, Quang Le, Brian R. York, Cherngye Hwang, Xiaoyong Liu, Xiaoyu Xu, Son Le, Michael Gribelyuk, Hisashi Takano, Maki Maeda, Fan Tuo, Yu Tao. High spin Hall angle in BiSb topological insulator and perpendicularly magnetized CoFeB/MgO multilayers with metallic interfacial layers, The 71th JSAP Spring Meeting 2024, Mar. 2024.
• 白倉 孝典, 脱 凡, グエン フン ユイ カン, ファム ナム ハイ. (Invited)ハーフホイスラー型トポロジカル半金属を用いた配線工程耐性を有する超高効率純スピン流源の開発, 第70回応用物理学会春季学術講演会, Mar. 2023.
• Takanori Shirokura, Tuo Fan, Nguyen Huynh Duy Khang, Pham Nam Hai. Efficient spin current source using a half-Heusler alloy topological semimetal with Back-End-of-Line compatibility, 83th JSAP Autumn meeting, Sept. 2022.
• Ruixian Zhang, Shirokura Takanori, Tuo Fan, Pham Nam Hai. Fabrication and evaluation of BiSb topological insulator / perpendicular magnetization CoFeB multilayer film for SOT-MRAM application, 83th JSAP Autumn meeting, Sept. 2022.
• Nguyen Huynh Duy Khang, Takanori Shirokura, Tuo Fan, Mao Takahashi, Naoki Nakatani, Daisuke Kato, Yasuyoshi Miyamoto, Pham Nam Hai. Nanosecond ultralow power spin orbit torque magnetization switching induced by BiSb topological insulator, 2022 JSAP Spring meeting, Mar. 2022.
• Fan Tuo, Nguyen Huynh Duy Khang, Pham Nam Hai. Low power spin-orbit torque magnetization switching in all-sputtered BiSb topological insulator / perpendicularly magnetized CoPt / MgO multilayers on Si substrate, 82th JSAP Autumn meeting, Sept. 2021.
• Tuo Fan, Nguyen Huynh Duy Khang, Soichiro Nakano, Pham Nam Hai. Ultrahigh efficient spin-orbit-torque magnetization switching in sputtered BiSb topological insulator and Co/Pt ferromagnetic multilayers, The 81th JSAP Autumn meeting, Sept. 2020.
• Tuo Fan, Mustafa Tobah, Takanori Shirokura, Nguyen Huynh Duy Khang, Pham Nam Hai. Crystal Growth and Evaluation of BiSb Topological Insulator by Sputter Deposition, The 80th JSAP Autumn meeting, Sept. 2019.
• Nguyen Huynh Duy Khang, Fan Tuo, Hai Pham Nam. Room-temperature field-free formation of stable skyrmions in BiSb/MnGa bi-layers, The 79th JSAP Autumn Meeting, Sept. 2018.

学位論文

• Sputtering deposition and characterization of BiSb topological insulator - ferromagnet multilayers,  Thesis,  Tokyo Institute of Technology, 
• Sputtering deposition and characterization of BiSb topological insulator - ferromagnet multilayers,  Outline,  Tokyo Institute of Technology, 
• Sputtering deposition and characterization of BiSb topological insulator - ferromagnet multilayers,  Summary,  Tokyo Institute of Technology, 

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