Journal Paper

• Sho Kagami, Ohiro Fujie, Daiki Ito, Quang Le, Brian York, Cherngye Hwang, Xiaoyong Liu, Son Le, Maki Maeda, Tuo Fan, Yu Tao, Hisashi Takano, Pham Nam Hai. Role of Pt and Bi on the giant spin Hall effect in topological semimetal YPtBi, Japanese Journal of Applied Physics, Vol. 64, pp. 053001, May 2025.
• Pham Nam Hai, Ken Takabayashi, Kota Ejiri, Masaaki Tanaka. Very high Curie temperature (470–530 K) in (Ga,Fe)Sb ferromagnetic semiconductor grown by step-flow mode on vicinal GaAs substrates, Applied Physics Letters, Vol. 126, No. 16, pp. 162407, Apr. 2025.
• Quang Le, Brian R. York, Cherngye Hwang, Xiaoyong Liu, Lei Xu, Son Le, Maki Maeda, Tuo Fan, Yu Tao, Hisashi Takano, Min Liu, Zhang Ruixian, Shota Namba, Pham Nam Hai. Thermal reliability and spin Hall angle of highly textured and epitaxial Bi0.9Sb0.1(012) topological insulator, Japanese Journal of Applied Physics, Vol. 64, pp. 043001, Apr. 2025.
• Quang Le, Xiaoyong Liu, Lei Xu, Brian R. York, Cherngye Hwang, Son Le, Maki Maeda, Tuo Fan, Yu Tao, Hisashi Takano, Min Liu, Zhang Ruixian, Shota Namba, Pham Nam Hai. Effects of metal, oxide, and hybrid metal-oxide interlayers on spin–orbit torque in BiSb topological insulator and magnetic interfaces, Journal of Applied Physics, AIP Publishing, Vol. 137, pp. 123903, Mar. 2025.  Official location  

International Conference (Reviewed)

• P. N. Hai, K. Ishida, K. Sato. Spin Hall effect in Platinum deposited by atomic layer deposition for 3D spin-orbit torque devices, International Conference of Asian Union of Magnetics Societies (IcAUMS 2025), Feb. 2025.
• W. Li, H. Ho Hoang, S. Takahashi, Y. Hirayama, Y. Kato, P. N. Hai. Growth of Highly Textured BiSb Topological Insulator on Si/SiOx substrates for Spin-Orbit Torque Devices Using TiOx/ MgO Buffer Layers, International Conference of Asian Union of Magnetics Societies (IcAUMS 2025), Feb. 2025.
• S. Kagami, O. Fujie, D. Ito, Q. Le, B. York, C. Hwang, X. Liu, S. Le, M. Maeda, T. Fan, Y. Tao, H. Takano, P. N. Hai. Role of Pt and Bi on the giant spin Hall effect in topological semimetal YPtBi, International Conference of Asian Union of Magnetics Societies (IcAUMS 2025), Feb. 2025.
• F. Tuo, Q. Le, B. R. York, C. Hwang, X. Liu, M. A. Gribelyuk, S. Le, L. Xu, J. James, J. Ortega, M. Maeda, Y. Tao, H. Takano, M. Liu, R. Zhang, S. Namba, P. N. Hai. Doped BiSbX Topological Insulator For Spin-Orbit Torque Devices, International Conference of Asian Union of Magnetics Societies (IcAUMS 2025), Feb. 2025.
• M. Liu, R. Zhang, Q. Le, B. York, C. Hwang, X. Liu, M. Gribelyuk, X. Xu, S. Le, M. Maeda, F. Tuo, Y. Tao, H. Takano, P. N. Hai. Spin Hall sensor using topological insulator, International Conference of Asian Union of Magnetics Societies (IcAUMS 2025), Feb. 2025.
• Y. Hu, K. Sato, R. Zhang, K. Ishida, P. N. Hai. Growth of Co thin Films with Low Roughness by ALD for 3D Magnetic Memory, International Conference of Asian Union of Magnetics Societies (IcAUMS 2025), Feb. 2025.
• Hoang Huy Ho, Wentao Li, Shigeki Takahashi, Yoshiyuki Hirayama, Yushi Kato, Pham Nam Hai. Large spin orbit torque induced by high temperature annealed BiSb topological insulator on oxidized Si substrates, 2025 Joint MMM-Intermag, Jan. 2025.

Domestic Conference (Not reviewed / Unknown)

• MIN LIU, Ruixian Zhang, Quang Le, Brian York, Cherngye Hwang, Xiaoyong Liu, Michael Gribelyuk, Xiaoyu Xu, Son Le, Maki Maeda, Tuo Fan, Yu Tao, Hisashi Takano, Pham Nam Hai. High performance spin Hall sensing device using BiSb topological insulator, The 72th JSAP Spring meeting 2025, Mar. 2025.
• Pham Nam Hai, Ishida Ken, Kota Sato. Spin Hall effect in Platinum deposited by atomic layer deposition for 3D magnetic race-track memory, The 72th JSAP Spring meeting 2025, Mar. 2025.
• Ruixian Zhang, Quang Le, Xiaoyong Liu, Lei Xu, Brian R. York, Cherngye Hwang, Son Le, Maki Maeda, Fan Tuo, Hisashi Takano, Min Liu, Shota Namba, Pham Nam Hai. Study of Metal, Oxide, and Hybrid Metal-Oxide Interlayers for optimizing Spin-Orbit torque in BiSb Topological Insulator and Magnetic Interfaces, The 72th JSAP Spring meeting 2025, Mar. 2025.
• Sho Kagami, Ohiro Fujie, Daiki Ito, Quang Le, Brian York, Cherngye Hwang, Xiaoyong Liu, Son Le, Maki Maeda, Tuo Fan, Yu Tao, Hisashi Takano, Pham Nam Hai. Effect of Pt and Bi on the spin Hall angle in topological semimetal YPtBi, The 72th JSAP Spring meeting 2025, Mar. 2025.

Patent

• Namhai Pham, Takanori Shirokura. 磁気センサ. Patent. Published. 国立大学法人東京科学大学, キオクシア株式会社. 2024/11/08. 特願2024-195845. 2025/01/24. 特開2025-013618. 2025.
• Namhai Pham. スピン軌道－スピン軌道ロジック. Patent. Published. 国立大学法人東京科学大学, Western Digital Technologies, Inc.. 2024/06/17. 特願2024-097248. 2025/01/14. 特開2025-003938. 2025.
• Namhai Pham. スピン軌道トルク層とハイブリッドした非局在スピンバルブ読み取りセンサ. Patent. Published. 国立大学法人東京科学大学, Western Digital Technologies, Inc.. 2024/06/17. 特願2024-097247. 2025/01/14. 特開2025-003937. 2025.
• Namhai Pham. トポロジカル絶縁体材料による局所的および非局所的スピン軌道トルク（ＳＯＴ）書き込みヘッド. Patent. Published. 国立大学法人東京科学大学, Western Digital Technologies, Inc.. 2024/06/13. 特願2024-096188. 2025/01/14. 特開2025-003936. 2025.
• Namhai Pham, Takanori Shirokura. スピン注入源、磁気メモリ、スピンホール発振器、及び計算機. Patent. Registered. 国立大学法人東京科学大学, キオクシア株式会社. 2021/08/31. 特願2021-141316. 2023/03/13. 特開2023-034867. 特許第7614589号. 2025/01/07 2025.

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