SAMURAI - NIMS Researchers Database

HOME > プロフィール > 平井 孝昌

平井 孝昌

平井 孝昌 (HIRAI, Takamasa) 0000-0002-5577-8018

Address
305-0047 茨城県つくば市千現1-2-1 [アクセス]

[論文] | [書籍] | [会議録] | [口頭発表] | [その他の文献] | [公開特許出願]

論文 TSV

2026
  1. Ken-ichi Uchida, Takamasa Hirai. Spin caloritronics: history and future prospects of experiments. Journal of Magnetism and Magnetic Materials. 652 (2026) 174195 10.1016/j.jmmm.2026.174195 Open Access
  2. Sang J. Park, Ravi Gautam, Abdulkareem Alasli, Takamasa Hirai, Fuyuki Ando, Hosei Nagano, Hossein Sepehri-Amin, Ken-ichi Uchida. High-throughput development of flexible amorphous materials showing large anomalous Nernst effect via automatic annealing and thermoelectric imaging. Materials Today. 92 (2026) 416-424 10.1016/j.mattod.2025.12.027
  3. Shun-ichi Takano, Wenjin Zhang, Yui Tamogami, Takamasa Hirai, Shunsuke Mori, Yasumitsu Miyata, Ken-ichi Uchida, Yusuke Nakanishi. Direct thermal imaging of the influence of a transition metal dichalcogenide interlayer on a spin-current injection in a Pt/Y 3 Fe 5 O 12 heterostructure. Japanese Journal of Applied Physics. 65 [8] (2026) 080907 10.35848/1347-4065/ae620f Open Access
  4. Subrata Biswas, Rajkumar Modak, Takamasa Hirai, Ananthakrishnan Srinivasan, Perumal Alagarsamy, Ken-ichi Uchida. Transverse magneto-thermoelectric properties of Fe2CoSi alloy and Fe2CoSi–Pt composite films. Journal of Applied Physics. 139 [14] (2026) 145102 10.1063/5.0314309 Open Access
2025
  1. Babu Madavali, Fuyuki Ando, Takamasa Hirai, Andres Martin-Cid, Ken-ichi Uchida, Hossein Sepehri-Amin. Systematic investigation on transverse thermoelectric conversion of RE 2 (Fe,Co) 14 B (RE = rare-earth) compounds. Science and Technology of Advanced Materials. 26 [1] (2025) 2520162 10.1080/14686996.2025.2520162 Open Access
  2. Sang J. Park, Rajkumar Modak, Ravi Gautam, Abdulkareem Alasli, Takamasa Hirai, Fuyuki Ando, Hosei Nagano, Hossein Sepehri-Amin, Ken-ichi Uchida. Designing flexible magnetic materials for zero-magnetic-field operation of the anomalous Nernst effect. Acta Materialia. (2025) 121422 10.1016/j.actamat.2025.121422
  3. Masayuki Murata, Fuyuki Ando, Takamasa Hirai, Hiroto Adachi, Ken-ichi Uchida. Quantitative measurements of transverse thermoelectric generation and cooling performances in SmCo 5 /Bi 0.2 Sb 1.8 Te 3 -based artificially tilted multilayer module. Science and Technology of Advanced Materials. 26 [1] (2025) 2535955 10.1080/14686996.2025.2535955 Open Access
  4. Koichi Oyanagi, Hossein Sepehri-Amin, Kenta Takamori, Terumasa Tadano, Takumi Imamura, Ren Nagasawa, Krishnan Mahalingam, Takamasa Hirai, Fuyuki Ando, Yuya Sakuraba, Satoru Kobayashi, Ken-ichi Uchida. Simultaneous achievement of large anomalous Nernst effect and reduced thermal conductivity in sintered polycrystalline topological Heusler ferromagnets. Acta Materialia. 296 (2025) 121239 10.1016/j.actamat.2025.121239 Open Access
  5. Fuyuki Ando, Yuya Sakuraba, Weinan Zhou, Takamasa Hirai, Ken-ichi Uchida. All electrical detection of thermal Hall angle by on-slab thermocouples. Applied Physics Letters. 127 [22] (2025) 222408 10.1063/5.0302040 Open Access
  6. Takamasa Hirai, Toshiaki Morita, Subrata Biswas, Jun Uzuhashi, Takashi Yagi, Yuichiro Yamashita, Varun Kumar Kushwaha, Fuya Makino, Rajkumar Modak, Yuya Sakuraba, Tadakatsu Ohkubo, Rulei Guo, Bin Xu, Junichiro Shiomi, Daichi Chiba, Ken‐ichi Uchida. Non‐Equilibrium Magnon Engineering Enabling Significant Thermal Transport Modulation. Advanced Functional Materials. 35 [40] (2025) 2506554 10.1002/adfm.202506554 Open Access
  7. Takumi Imamura, Takamasa Hirai, Weinan Zhou, Yuya Sakuraba, Ken-ichi Uchida. Thermal imaging of anomalous Ettingshausen effect at low temperatures using infrared lock-in thermography. Applied Physics Letters. 127 [10] (2025) 102401 10.1063/5.0279908 Open Access
  8. Hiroto Adachi, Fuyuki Ando, Takamasa Hirai, Rajkumar Modak, Matthew A. Grayson, Ken-ichi Uchida. Fundamentals and advances in transverse thermoelectrics. Applied Physics Express. 18 [9] (2025) 090101 10.35848/1882-0786/adf700 Open Access
  9. Yebin Lee, Fuyuki Ando, Takamasa Hirai, Rajkumar Modak, Hossein Sepehri‐Amin, Ken‐ichi Uchida. Zero‐Field Hybridization of Anomalous Nernst and Off‐diagonal Seebeck Effects in Artificially Tilted Multilayers. Annalen der Physik. 537 [8] (2025) e00127 10.1002/andp.202500127 Open Access
  10. Atsushi Takahagi, Takamasa Hirai, Abdulkareem Alasli, Sang J. Park, Hosei Nagano, Ken-ichi Uchida. Observation of the transverse Thomson effect. Nature Physics. 21 [8] (2025) 1283-1289 10.1038/s41567-025-02936-3 Open Access
  11. Fuya Makino, Takamasa Hirai, Takuma Shiga, Hirofumi Suto, Hiroshi Fujihisa, Koichi Oyanagi, Satoru Kobayashi, Taisuke Sasaki, Takashi Yagi, Ken-ichi Uchida, Yuya Sakuraba. Magnetothermal resistance effect in a Co50Fe50/Cu multilayer studied via analysis of electron and lattice thermal conductivities. Physical Review B. 112 [5] (2025) 054407 10.1103/pd57-gcd5 Open Access
  12. Zulfa Hilmi Kautsar, Babu Madavali, Takamasa Hirai, Ken-ichi Uchida, Hossein Sepehri-Amin. Impact of intergranular phase variations on the anomalous Nernst effect in Nd-Fe-B permanent magnets. Energy Materials. 5 [10] (2025) 500129 10.20517/energymater.2025.26 Open Access
  13. Fuyuki Ando, Takamasa Hirai, Hiroto Adachi, Ken-ichi Uchida. Adiabatic transverse thermoelectric conversion enhanced by heat current manipulation in artificially tilted multilayers. Physical Review Applied. 23 [6] (2025) 064061 10.1103/gqvy-p5p1 Open Access
  14. Fuyuki Ando, Takamasa Hirai, Abdulkareem Alasli, Hossein Sepehri-Amin, Yutaka Iwasaki, Hosei Nagano, Ken-ichi Uchida. Multifunctional composite magnet realizing record-high transverse thermoelectric generation. Energy & Environmental Science. 18 [9] (2025) 4068-4079 10.1039/d4ee04845h Open Access
  15. Takumi Imamura, Takamasa Hirai, Koichi Oyanagi, Ryo Iguchi, Kenta Takamori, Satoru Kobayashi, Ken-ichi Uchida. Quantitative noncontact measurement of thermal Hall angle and transverse thermal conductivity by lock-in thermography. Physical Review Applied. 23 [2] (2025) 024018 10.1103/physrevapplied.23.024018 Open Access
2024
  1. Takamasa Hirai, Fuyuki Ando, Hossein Sepehri-Amin, Ken-ichi Uchida. Hybridizing anomalous Nernst effect in artificially tilted multilayer based on magnetic topological material. Nature Communications. 15 [1] (2024) 9643 10.1038/s41467-024-53723-2 Open Access
  2. Ravi Gautam, Takamasa Hirai, Abdulkareem Alasli, Hosei Nagano, Tadakatsu Ohkubo, Ken-ichi Uchida, Hossein Sepehri-Amin. Creation of flexible spin-caloritronic material with giant transverse thermoelectric conversion by nanostructure engineering. Nature Communications. 15 [1] (2024) 2184 10.1038/s41467-024-46475-6 Open Access
  3. Takuma Itoh, Yusuke Kozuka, Takamasa Hirai, Ken‐ichi Uchida. Enhancement of Transverse Thermoelectric Conversion by Interface‐Induced Spin Current in Ferromagnetic Metal/Nonmagnetic Insulator Hybrid‐Structure. Advanced Functional Materials. 34 [49] (2024) 2409557 10.1002/adfm.202409557 Open Access
  4. Rajkumar Modak, Takamasa Hirai, Yuya Sakuraba, Seiji Mitani, Koichi Oyanagi, Takumi Yamazaki, Takeshi Seki, Ken‐ichi Uchida. High‐Throughput Optimization of Magnetoresistance Materials Based on Lock‐In Thermography. Advanced Physics Research. 3 [8] (2024) 2400021 10.1002/apxr.202400021 Open Access
  5. Masayuki Murata, Takamasa Hirai, Takeshi Seki, Ken-ichi Uchida. Zero-magnetic-field operation of ordinary-Nernst-effect-based transverse thermoelectric module using embedded permanent magnets. Applied Physics Letters. 124 [19] (2024) 193901 10.1063/5.0202818 Open Access
  6. Fuyuki Ando, Takamasa Hirai, Ken-ichi Uchida. Permanent-magnet-based transverse thermoelectric generator with high fill factor driven by anomalous Nernst effect. APL Energy. 2 [1] (2024) 016103 10.1063/5.0180506 Open Access
  7. Takumi Yamazaki, Takamasa Hirai, Takashi Yagi, Yuichiro Yamashita, Ken-ichi Uchida, Takeshi Seki, Koki Takanashi. Quantitative measurement of figure of merit for transverse thermoelectric conversion in Fe/Pt metallic multilayers. Physical Review Applied. 21 [2] (2024) 024039 10.1103/physrevapplied.21.024039 Open Access
  8. Shun Noguchi, Kohei Fujiwara, Yuki Yanagi, Michi-To Suzuki, Takamasa Hirai, Takeshi Seki, Ken-ichi Uchida, Atsushi Tsukazaki. Bipolarity of large anomalous Nernst effect in Weyl magnet-based alloy films. Nature Physics. 20 [2] (2024) 254-260 10.1038/s41567-023-02293-z Open Access
  9. Ken‐ichi Uchida, Takamasa Hirai, Fuyuki Ando, Hossein Sepehri‐Amin. Hybrid Transverse Magneto‐Thermoelectric Cooling in Artificially Tilted Multilayers. Advanced Energy Materials. 14 [3] (2024) 2302375 10.1002/aenm.202302375 Open Access
2023
  1. Rajkumar Modak, Takamasa Hirai, Seiji Mitani, Ken-ichi Uchida. Observation of the Anisotropic Magneto-Thomson Effect. Physical Review Letters. 131 [20] (2023) 206701 10.1103/physrevlett.131.206701
  2. Takamasa Hirai, Koichiro Uto, Mitsuhiro Ebara, Ken-ichi Uchida. Elastocaloric effect of shape memory polymers in elastic response regime. Journal of Physics: Energy. 5 [3] (2023) 034011 10.1088/2515-7655/ace7f3 Open Access
  3. Weinan Zhou, Asuka Miura, Takamasa Hirai, Yuya Sakuraba, Ken-ichi Uchida. Seebeck-driven transverse thermoelectric generation in magnetic hybrid bulk materials. Applied Physics Letters. 122 [6] (2023) 062402 10.1063/5.0126870
2022
  1. Rajkumar Modak, Yuya Sakuraba, Takamasa Hirai, Takashi Yagi, Hossein Sepehri-Amin, Weinan Zhou, Hiroto Masuda, Takeshi Seki, Koki Takanashi, Tadakatsu Ohkubo, Ken-ichi Uchida. Sm-Co-based amorphous alloy films for zero-field operation of transverse thermoelectric generation. Science and Technology of Advanced Materials. 23 [1] (2022) 10.1080/14686996.2022.2138538 Open Access
  2. Takamasa Hirai, Yuya Sakuraba, Ken-ichi Uchida. Observation of the giant magneto-Seebeck effect in a metastable Co50Fe50/Cu multilayer. Applied Physics Letters. 121 [16] (2022) 10.1063/5.0118382
  3. Abdulkareem Alasli, Takamasa Hirai, Hosei Nagano, Ken-ichi Uchida. Measurements of thermoelectric figure of merit based on multi-harmonic thermal analysis of thermographic images. Applied Physics Letters. 121 [15] (2022) 10.1063/5.0105282
  4. Weinan Zhou, Takamasa Hirai, Ken-ichi Uchida, Yuya Sakuraba. Seebeck-driven transverse thermoelectric generation in on-chip devices. Journal of Physics D: Applied Physics. 55 [33] (2022) 335002 10.1088/1361-6463/ac717a
  5. Ren Nagasawa, Koichi Oyanagi, Takamasa Hirai, Rajkumar Modak, Satoru Kobayashi, Ken-ichi Uchida. Anomalous Ettingshausen effect in iron–carbon alloys. Applied Physics Letters. 121 [6] (2022) 10.1063/5.0103248
  6. Takamasa Hirai, Ryo Iguchi, Asuka Miura, Ken‐ichi Uchida. Elastocaloric Kirigami Temperature Modulator. Advanced Functional Materials. 32 [28] (2022) 2201116 10.1002/adfm.202201116
  7. Atsushi Takahagi, Takamasa Hirai, Ryo Iguchi, Keita Nakagawara, Hosei Nagano, Ken-ichi Uchida. Spin Peltier effect and its length scale in Pt/YIG system at high temperatures. Applied Physics Express. 15 [6] (2022) 063002 10.35848/1882-0786/ac6fae
  8. Takumi Yamazaki, Takeshi Seki, Rajkumar Modak, Keita Nakagawara, Takamasa Hirai, Keita Ito, Ken-ichi Uchida, Koki Takanashi. Thickness dependence of anomalous Hall and Nernst effects in Ni-Fe thin films. Physical Review B. 105 [21] (2022) 214416 10.1103/physrevb.105.214416
  9. Hayato Mizuno, Rajkumar Modak, Takamasa Hirai, Atsushi Takahagi, Yuya Sakuraba, Ryo Iguchi, Ken-ichi Uchida. Deposition temperature dependence of thermo-spin and magneto-thermoelectric conversion in Co2MnGa films on Y3Fe5O12 and Gd3Ga5O12. Applied Physics Letters. 120 [20] (2022) 202401 10.1063/5.0091285
2021
  1. Takamasa Hirai, Kento Hasegawa, Shinya Ota, Motohiro Suzuki, Tomohiro Koyama, Daichi Chiba. Modification of interfacial spin-orbit torque in Co/Pt/oxide hybrid structures. Physical Review B. 104 [13] (2021) 134401 10.1103/physrevb.104.134401
  2. Takamasa Hirai, Rajkumar Modak, Asuka Miura, Takeshi Seki, Koki Takanashi, Ken-ichi Uchida. Temperature dependence of anisotropic magneto-Seebeck effect in NiPt alloys. Applied Physics Express. 14 [7] (2021) 073001 10.35848/1882-0786/ac057c
  3. Hiroyasu Nakayama, Bin Xu, Sotaro Iwamoto, Kaoru Yamamoto, Ryo Iguchi, Asuka Miura, Takamasa Hirai, Yoshio Miura, Yuya Sakuraba, Junichiro Shiomi, Ken-ichi Uchida. Above-room-temperature giant thermal conductivity switching in spintronic multilayers. Applied Physics Letters. 118 [4] (2021) 042409 10.1063/5.0032531
  4. Takamasa Hirai, Hossein Sepehri-Amin, Kento Hasegawa, Tomohiro Koyama, Ryo Iguchi, Tadakatsu Ohkubo, Daichi Chiba, Ken-ichi Uchida. Strain-induced cooling-heating switching of anisotropic magneto-Peltier effect. Applied Physics Letters. 118 [2] (2021) 022403 10.1063/5.0034858
2020
  1. Takamasa Hirai, Yuki Hibino, Kento Hasegawa, Makoto Kohda, Tomohiro Koyama, Daichi Chiba. Voltage control of spin–orbit torque in Pd/Co/Pd/HfO x. Applied Physics Express. 13 [12] (2020) 123005 10.35848/1882-0786/abcd71
  2. Asuka Miura, Keisuke Masuda, Takamasa Hirai, Ryo Iguchi, Takeshi Seki, Yoshio Miura, Hiroki Tsuchiura, Koki Takanashi, Ken-ichi Uchida. High-temperature dependence of anomalous Ettingshausen effect in SmCo5-type permanent magnets. Applied Physics Letters. 117 [8] (2020) 082408 10.1063/5.0023111

書籍 TSV

会議録 TSV

口頭発表 TSV

2026
  1. HIRAI, Takamasa. Hybrid transverse magneto-thermoelectrics in artificially tilted multilayers. ACerS Spring Meeting. 2026 招待講演
  2. 齋藤 修作, HIRAI, Takamasa, ZHOU, Weinan, 長谷川 浩太, Rajkumar Modak, ANDO, Fuyuki, SAKURABA, Yuya, UCHIDA, Kenichi. Fabrication of kirigami heat flux sensor based on the anomalous Nernst effect. 第73回応用物理学会春季学術講演会. 2026
  3. 髙野 俊一, ZHANG, Wenjin, TAMOGAMI, Yui, HIRAI, Takamasa, 森 竣祐, MIYATA, Yasumitsu, UCHIDA, Kenichi, NAKANISHI, Yusuke. Direct thermal imaging of influence of transition metal dichalcogenide interlayer on spin current injection in Pt/Y3Fe5O12 heterostructure. 第73回応用物理学会春季学術講演会. 2026
  4. 長谷川 浩太, 平井 孝昌, 福島 隆之, 安藤 冬希, 宮石 壮, 高原 直己, 川守 崇司, 内田 健一. 時間領域サーモリフレクタンス法を用いた熱アシスト磁気記録媒体のナノスケール熱物性評価. 第73回応用物理学会春季学術講演会. 2026
  5. ANDO, Fuyuki, 安立 裕人, SEPEHRI AMIN, Hossein, HIRAI, Takamasa, 平田 圭佑, UCHIDA, Kenichi. Investigation of the Nernst effect emerging around the Curie temperature. 第73回応用物理学会春季学術講演会. 2026
  6. 長谷川 浩太, HIRAI, Takamasa, ANDO, Fuyuki, 髙橋 遼, 高原 直己, UCHIDA, Kenichi. Simultaneous Estimation of Interfacial and Bulk Thermal Resistances in Thermal Interface Materials with Si Substrates under Controlled Uniaxial Pressure Using Lock-in Thermography. SEMI-THERM 2026 (SEMI-THERM Symposium). 2026
  7. 齋藤 修作, HIRAI, Takamasa, ZHOU, Weinan, 森 竣祐, 長谷川 浩太, Rajkumar Modak, ANDO, Fuyuki, SAKURABA, Yuya, UCHIDA, Kenichi. Fabrication of kirigami heat flux sensor driven by the anomalous Nernst effect. The 5th Workshop on Functional Materials Science. 2026
  8. 髙野 俊一, ZHANG, Wenjin, TAMOGAMI, Yui, HIRAI, Takamasa, 森 竣祐, MIYATA, Yasumitsu, UCHIDA, Kenichi, NAKANISHI, Yusuke. Interfacial modulation of spin current injection in the spin Peltier effect of WSe2-inserted Pt/Y3Fe5O12 heterostructures. The 5th Workshop on Functional Materials Science. 2026
2025
  1. HIRAI, Takamasa. Hybrid Transverse Thermoelectrics in Artificially Tilted Multilayers. MS&T 25 (Materials Science & Technology 2025). 2025 招待講演
  2. イ イェビン, 安藤 冬希, 平井 孝昌, Rajkumar Modak, セペリ アミン ホセイン, 内田 健一. 人工傾斜型積層体における無磁場下でのハイブリッド横型磁気熱電変換の実証. 第22回日本熱電学会学術講演会（TSJ2025）. 2025
  3. 安藤 冬希, 平井 孝昌, 安立 裕人, 内田 健一. 人工傾斜積層体における非対角熱流制御による断熱横型熱電性能の向上. 第22回日本熱電学会学術講演会（TSJ2025）. 2025
  4. 坂本 結衣, 安藤 冬希, 平井 孝昌, セペリ アミン ホセイン, 伊藤 圭吾, 内田 健一. 超伝導Pb-Fe複合物質における不揮発性磁気熱スイッチングの観測. 第86回応用物理学会秋季学術講演会. 2025
  5. 伊藤 圭吾, 安藤 冬希, セペリ アミン ホセイン, 坂本 結衣, 平井 孝昌, 渡邊 雄翔, 水口 佳一, 内田 健一. 超伝導Sn/Pb多層複合材料における不揮発性磁気熱スイッチングの微細構造形成による制御. 第86回応用物理学会秋季学術講演会. 2025
  6. 高萩 敦, HIRAI, Takamasa, Abdulkareem Alasli, PARK, Sang Jun, 長野 方星, UCHIDA, Kenichi. Transverse Thomson effect. Spin Caloritronics Workshop. 2025 招待講演
  7. 山崎 匠, HIRAI, Takamasa, 八木 貴志, 山下 雄一郎, UCHIDA, Kenichi, 関 剛斎, 高梨 弘毅. Quantitative measurement of figure of merit for transverse thermoelectric conversion in Fe/Pt metallic multilayers. 12th International Symposium on Metallic Multilayers (MML) 2025. 2025
  8. LEE, Yebin, ANDO, Fuyuki, HIRAI, Takamasa, Rajkumar Modak, SEPEHRI AMIN, Hossein, UCHIDA, Kenichi. Giant transverse thermoelectric conversion by zero-field hybridization of anomalous Nernst and off-diagonal Seebeck effects. The 41st International and 7th Asian Conference on Thermoelectrics (ICT/ACT 2025). 2025
  9. HIRAI, Takamasa. Hybrid transverse magneto-thermoelectric conversion in artificially tilted multilayers. IcAUMS2025 (International Conference of Asian Union of Magnetics Societies). 2025 招待講演
  10. 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
  11. LEE, Yebin, ANDO, Fuyuki, HIRAI, Takamasa, Rajkumar Modak, SEPEHRI AMIN, Hossein, UCHIDA, Kenichi. Zero-field hybridization of anomalous Nernst and off-diagonal Seebeck effects in artificially tilted multilayers. 第72回応用物理学会春季学術講演会. 2025
2024
  1. HIRAI, Takamasa, IGUCHI, Ryo, 三浦 飛鳥, UTO, Koichiro, EBARA, Mitsuhiro, UCHIDA, Kenichi. Elastocaloric Kirigami Temperature Modulator. Summit of Materials Science 2024 and GIMRT User Meeting 2024. 2024
  2. 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
  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. IMAMURA, Takumi, HIRAI, Takamasa, UCHIDA, Kenichi. Low-temperature measurements of the anomalous Ettingshausen effect using lock-in thermography. 第85回応用物理学会秋季学術講演会　. 2024
  5. GAUTAM, Ravi, HIRAI, Takamasa, Alasli Abdulkareem, Hosei Nagano, OHKUBO, Tadakatsu, UCHIDA, Kenichi, SEPEHRI AMIN, Hossein. Large transverse thermoelectric conversion by nanostructure-engineered spin-caloritronic amorphous alloy. International Conference on Magnetism 2024. 2024
  6. HIRAI, Takamasa, 森田 利明, ビスワス スブラト, UZUHASHI, Jun, 八木 貴志, 山下 雄一郎, KUSHWAHA, Varun, MAKINO, Fuya, MODAK, Rajkumar, SAKURABA, Yuya, OHKUBO, Tadakatsu, Rulei Guo, Bin Xu, 塩見 淳一郎, 千葉 大地, UCHIDA, Kenichi. Magnon-mediated thermal transport engineering at room temperature. International Conference on Magnetism 2024. 2024 招待講演
  7. ANDO, Fuyuki, HIRAI, Takamasa, Abdulkareem Alasli, SEPEHRI AMIN, Hossein, IWASAKI, Yutaka, 長野 方星, UCHIDA, Kenichi. Giant transverse thermoelectric generation in multifunctional composite permanent magnets. International Conference on Magnetism 2024. 2024 招待講演
  8. Jiachen Zhang, HIRAI, Takamasa, Pukun Tan, IGUCHI, Ryo, Fuhua Zhang, Xianzhe Chen, Cheng Song, Dazhi Hou, UCHIDA, Kenichi. Lock-in Thermography for Non-Destructive Phase Boundary Resolving in Metallic Materials . Spin caloritronics XIII. 2024
  9. 伊藤 拓真, KOZUKA, Yusuke, HIRAI, Takamasa, UCHIDA, Kenichi. Enhancement of transverse thermoelectric conversion by interface-induced thermal spin current in Ni/Bi2WO6 hybrid structure. 2024年第71回応用物理学会春季学術講演会. 2024
  10. 藤原 宏平, 野口 駿, 柳 有起, 鈴木 通人, HIRAI, Takamasa, 関 剛斎, UCHIDA, Kenichi, 塚﨑 敦. Zero-field operation of anomalous Nernst effect-type thermopile device using magnetic Weyl semimetal Co3Sn2S2 and its alloy thin films. 2024年第71回応用物理学会春季学術講演会. 2024
  11. 山崎 匠, HIRAI, Takamasa, 八木 貴志, 山下 雄一郎, UCHIDA, Kenichi, 関 剛斎, 高梨 弘毅. Quantitative measurement of figure of merit for transverse thermoelectric conversion in Fe/Pt metallic multilayers. The 27th Symposium on the Physics and Applications of Spin-related Phenomena in Semiconductors／第27回半導体スピン工学の基礎と応用. 2024
  12. 藤原 宏平, 野口 駿, 柳 有起, 鈴木 通人, HIRAI, Takamasa, 関 剛斎, UCHIDA, Kenichi, 塚﨑 敦. Sign Reversal of Anomalous Nernst Coefficient in Co3Sn2S2 by Fermi-Level Tuning across Weyl Point. CEMS Symposium on Emergent Quantum Materials 2024. 2024
2023
  1. HIRAI, Takamasa, IGUCHI, Ryo, 三浦 飛鳥, UTO, Koichiro, EBARA, Mitsuhiro, UCHIDA, Kenichi. Flexible Elastocaloric Kirigami Temperature Modulator. MRM2023/IUMRS-ICA2023. 2023
  2. ANDO, Fuyuki, HIRAI, Takamasa, SEPEHRI AMIN, Hossein, UCHIDA, Kenichi. Transverse Thermoelectric Generation Using Permanent Magnets. MRM2023/IUMRS-ICA2023. 2023 招待講演
  3. 藤原 宏平, 野口 駿, 柳 有起, 鈴木 通人, 平井 孝昌, 関 剛斎, 内田 健一, 塚﨑 敦. Co3Sn2S2系トポロジカル強磁性体薄膜の異常ネルンスト効果を用いたサーモパイル素子. 東北大学 金属材料研究所講演会（第145回金研講演会）. 2023
  4. MODAK, Rajkumar, HIRAI, Takamasa, SAKURABA, Yuya, MITANI, Seiji, OYANAGI Koichi, SEKI Takeshi, UCHIDA, Kenichi. High-throughput investigation of magnetoresistance materials based on lock-in thermography. International Conference on Magnetic Materials and Applications (ICMAGMA-2023). 2023
  5. 山崎 匠, HIRAI, Takamasa, 八木 貴志, 山下 雄一郎, UCHIDA, Kenichi, 関 剛斎, 高梨 弘毅. Evaluation of Figure of Merit for the Transverse Thermoelectric Conversion in Fe/Pt Metallic Superlattices. 東北大学 金属材料研究所講演会（第145回金研講演会）. 2023
  6. 山崎 匠, HIRAI, Takamasa, 八木 貴志, 山下 雄一郎, UCHIDA, Kenichi, 関 剛斎, 高梨 弘毅. Evaluation of Figure of Merit for the Transverse Thermoelectric Conversion in Fe/Pt Metallic Superlattices. The 7th Symposium for the Core Research Clusters for Materials Science and Spintronics and the 6th Symposium on International Joint Graduate Program in Materials Science and Spintronics. 2023
  7. 山崎 匠, 平井 孝昌, 八木 貴志, 内田 健一, 関 剛斎, 高梨 弘毅. Fe/Pt金属人工格子における横型熱電変換の性能指数. 第47回　日本磁気学会学術講演会. 2023
  8. HIRAI, Takamasa. Active and selective temperature control using mechanical strain. 第47回　日本磁気学会学術講演会. 2023 招待講演
  9. 内田 健一, 平井 孝昌, セペリ アミン ホセイン. 人工傾斜型積層体におけるハイブリッド横型磁気熱電冷却. 第20回 日本熱電学会学術講演会. 2023
  10. 安藤 冬希, 平井 孝昌, セペリ アミン ホセイン, 内田 健一. SmCo/BiSbTe傾斜積層体による横型熱電永久磁石の実証. 第20回日本熱電学会学術講演会. 2023
  11. IMAMURA, Takumi, 大柳 洸一, HIRAI, Takamasa, IGUCHI, Ryo, 髙森健太, 小林悟, UCHIDA, Kenichi. Quantitative measurement of the thermal Hall effect based on magnetic-field-modulated lock-in thermography. 第84回応用物理学会秋季学術講演会. 2023
  12. HIRAI, Takamasa, 森田 利明, ビスワス スブラト, UZUHASHI, Jun, 八木 貴志, 山下 雄一郎, KUSHWAHA, Varun, MODAK, Rajkumar, SAKURABA, Yuya, OHKUBO, Tadakatsu, Rulei Guo, Bin Xu, 塩見 淳一郎, 千葉 大地, UCHIDA, Kenichi. Spin-current-induced non-equilibrium change in thermal conductivity and interfacial thermal resistance at room temperature. 第84回応用物理学会秋季学術講演会. 2023
  13. 安藤 冬希, 平井 孝昌, セペリ アミン ホセイン, 内田 健一. SmCo/BiSbTe傾斜積層体による横型熱電永久磁石の実証. 第84回応用物理学会秋季学術講演会. 2023
  14. 山崎 匠, HIRAI, Takamasa, 八木 貴志, UCHIDA, Kenichi, 関 剛斎, 高梨 弘毅. Figure of merit for transverse thermoelectric conversion in Fe/Pt metallic superlattices. 第84回応用物理学会秋季学術講演会. 2023
  15. 平井 孝昌. スピントロニクス材料におけるナノスケール熱伝導計測と制御. ナノスケールソフト磁性体の創製とデバイス応用調査専門委員会　第3回ナノ磁性研究会. 2023 招待講演
  16. 平井 孝昌. スピントロニクス材料におけるナノスケール熱伝導計測. 第１回　光・熱・電気と磁気の相互作用の活用技術調査専門委員会　研究会. 2023 招待講演
  17. MODAK, Rajkumar, HIRAI, Takamasa, SAKURABA, Yuya, MITANI, Seiji, OYANAGI Koichi, SEKI Takeshi, UCHIDA, Kenichi. High-throughput screening of magnetoresistance materials based on lock-in thermography. SPIN CALORITRONICS XII. 2023
  18. IMAMURA, Takumi, 大柳 洸一, IGUCHI, Ryo, HIRAI, Takamasa, 髙森 健太, 小林 悟, UCHIDA, Kenichi. Magnetic-field-modulated lock-in thermography enabling quantitative estimation of the thermal Hall effect. SPIN CALORITRONICS Ⅻ. 2023
  19. NAGASAWA, Ren, 大柳 洸一, HIRAI, Takamasa, MODAK, Rajkumar, 小林 悟, UCHIDA, Kenichi. Measurements of the anomalous Ettingshausen effect in iron-carbon alloys using lock-in thermography. SPIN CALORITRONICS XII. 2023
  20. 高森健太, 大柳 洸一, IMAMURA, Takumi, NAGASAWA, Ren, マハリンガム クリシュナン, HIRAI, Takamasa, ANDO, Fuyuki, SAKURABA, Yuya, 小林悟, UCHIDA, Kenichi. Anomalous Nernst effect in sintered Co2MnGa slab. SPIN CALORITRONICS XII. 2023
  21. Kenta Takamori, 大柳 洸一, Takumi Imamura, NAGASAWA, Ren, マハリンガム クリシュナン, HIRAI, Takamasa, Satoru Kobayashi, UCHIDA, Kenichi. Transverse magneto-thermoelectric conversion in sintered Co2MnGa slab. 第70回　応用物理学会　春季学術講演会. 2023
2022
  1. 高萩 敦, 平井 孝昌, 井口 亮, 中川原 圭太, 長野 方星, 内田 健一. ロックインサーモグラフィ法によるスピンペルチェ効果の温度及び磁性体膜厚依存性の測定. 第43回日本熱物性シンポジウム. 2022
  2. NAGASAWA, Ren, 大柳 洸一, HIRAI, Takamasa, MODAK, Rajkumar, 小林 悟, UCHIDA, Kenichi. Anomalous Ettingshausen effect in Fe-C alloys. 2022年 第83回 応用物理学会 秋季学術講演会. 2022
  3. MODAK, Rajkumar, SAKURABA, Yuya, HIRAI, Takamasa, Yagi Takashi, SEPEHRI AMIN, Hossein, ZHOU, Weinan, Masuda Hiroto, SEKI Takeshi, Takanashi Koki, OHKUBO, Tadakatsu, UCHIDA, Kenichi. SM-CO-BASED AMORPHOUS ALLOY FILMS FOR ZERO-FIELD TRANSVERSE THERMOELECTRIC GENERATION. 24th International Colloquium on Magnetic Films and Surfaces (ICMFS-2022). 2022
  4. 水野 隼翔, MODAK, Rajkumar, HIRAI, Takamasa, 高萩敦, SAKURABA, Yuya, IGUCHI, Ryo, UCHIDA, Kenichi. Annealing temperature dependence of thermo-spin and magneto-thermoelectric conversion in Co2MnGa films on Y3Fe5O12 and Gd3Ga5O12. 2022年第69回応用物理学会春季学術講演会. 2022
  5. MODAK, Rajkumar, SAKURABA, Yuya, HIRAI, Takamasa, Takashi Yagi, SEPEHRI AMIN, Hossein, Hiroto Masuda, 関 剛斎, Koki Takanashi, ZHOU, Weinan, OHKUBO, Tadakatsu, UCHIDA, Kenichi. Sm-Co-based amorphous alloy films for zero-field transverse thermoelectric generation. 2022年 第69回応用物理学会春季学術講演会. 2022
2021
  1. MODAK, Rajkumar, SAKURABA, Yuya, HIRAI, Takamasa, Yagi Takashi, SEPEHRI AMIN, Hossein, Masuda Hiroto, SEKI Takeshi, Takanashi Koki, ZHOU, Weinan, OHKUBO, Tadakatsu, UCHIDA, Kenichi. Combinatorial investigation of Sm-Co-based amorphous alloy films for zero-field transverse thermoelectric generation. Symposium on Magnetism and Spintronics (SMS-2021). 2021
  2. Pukun Tan, 平井 孝昌, 井口 亮, Xianzhe Chen, Cheng Song, Dazhi Hou, 内田 健一. Phase boundary resolving by lock-in thermography. Kavli ITS 2021 Workshop on Multidisciplinary Spintronics. 2021
  3. 平井 孝昌, セペリ アミン 那仁, 長谷川 顕登, 小山 知弘, 井口 亮, 大久保 忠勝, 千葉 大地, 内田 健一. Mechanical cooling-heating switching of anisotropic magneto-Peltier effect. 2021年第82回応用物理学会 秋季学術講演会 (https://meeting.jsap.or.jp/). 2021
  4. 平井 孝昌, セペリ アミン 那仁, 長谷川 顕登, 小山 知弘, 井口 亮, 大久保 忠勝, 千葉 大地, 内田 健一. Mechanical cooling-heating switching of anisotropic magneto-Peltier effect. 2021年第82回応用物理学会 秋季学術講演会. 2021 招待講演
  5. 平井 孝昌, セペリ アミン ホセイン, 長谷川 顕登, 小山 知弘, 井口 亮, 大久保 忠勝, 千葉 大地, 内田 健一. Strain-induced switching of cooling-heating generated by anisotropic magneto-Peltier effect. 2021年第68回応用物理学会 春季学術講演会. 2021

その他の文献 TSV

2025
  1. 平井孝昌. MS&T25 国際学会報告. 日本熱電学会誌. 22 [2] (2025) 133

公開特許出願 TSV

  1. ハイブリッド横型熱電温度変調素子およびこれを用いた温度変調方法 (2025)
  2. ハイブリッド横型熱電発電素子およびこれを用いた発電方法 (2025)
  3. 横型熱電効果の計測装置及び方法 (2024)
  4. 弾性熱量効果を用いた温度変調部材、弾性熱量効果の測定用試験片 (2022)

▲ページトップへ移動