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J-GLOBAL ID：200901015363680610   Update date: Jun. 11, 2024

Takeuchi Tsunehiro

タケウチ ツネヒロ | Takeuchi Tsunehiro
Affiliation and department：
Toyota Technological Institute Graduate School of Engineering Department of Advanced Science and Technology Materials Science and Engineering Energy Materials Laboratory

About Toyota Technological Institute Graduate School of Engineering Department of Advanced Science and Technology Materials Science and Engineering Energy Materials Laboratory


Job title： Professor
Research field  (2)： Magnetism, superconductivity, and strongly correlated systems ,  Metallic materials
Research keywords  (22)： 熱伝導率.ホール係数)測定 ,  熱電能 ,  低温比熱 ,  電子物性(比抵抗 ,  複雑構造化合物角度分解光電子分光 ,  電気伝導性酸化物 ,  酸化物高温超伝導体 ,  熱電変換材料 ,  Hall coefficient) ,  thermal conductivity ,  thermoelectric power ,  low temperature specific heat ,  electron transport properties measurements (electrical resistivity ,  cluster calculation ,  synchrotron radiation Rietveld analysis ,  angle resolved photoemission spectroscopy ,  structure-complex alloys ,  oxides with metallic conduction ,  approximants ,  quasicrystals ,  high-Tc superconductors ,  Thermoelectric materials
Research theme for competitive and other funds  (19)：
  • 2021 - 2024 Development of high-performance thermoelectric materials using impurity states formed near the band edge
  • 2018 - 2021 Improvement of thermoelectric properties by use of impurity states, and development of new high-performance thermoelectric materials
  • 2018 - 2020 Development of a new thermal switching device
  • 2016 - 2019 Development of Fe2VAl-based superlattice for improvement of thermoelectric properties
  • 2016 - 2018 Development of thermal switching device working under a bias voltage
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Papers (132)：
  • Satoshi HIROI, Koji Ohara, Omprakash Muthusamy, Hiroshi Nakajima, Shigeo Mori, Tsunehiro Takeuchi. Structural study of crystalline and amorphous phases of Si0.65Ge0.35B (x = 0, 0.01, 0.05, 0.10) alloy prepared by long-time mechanical alloying. Journal of Non-Crystalline Solids. 2024. 631. 122914-122914
  • Kosuke Sato, Keisuke Hirata, Masaharu Matsunami, Tsunehiro Takeuchi. Composition, time, temperature, and annealing-process dependences of crystalline and amorphous phases in ductile semiconductors Ag2S1-xTex with x = 0.3-0.6. AIP Advances. 2024. 14. 1
  • Kosuke Sato, Saurabh Singh, Itsuki Yamazaki, Keisuke Hirata, Artoni Kevin R. Ang, Masaharu Matsunami, Tsunehiro Takeuchi. Improvement of thermoelectric performance of flexible compound Ag2S0.55Se0.45 by means of partial V-substitution for Ag. AIP Advances. 2023. 13. 12
  • Kentaro Kuga, Keisuke Hirata, Masaharu Matsunami, Tsunehiro Takeuchi. Huge Peltier conductivity in valence fluctuating material Yb3Si5. Applied Physics Letters. 2023
  • Kosuke Sato, Gareoung Kim, Koki Murase, Saurabh Singh, Keisuke Hirata, Dogyun Byeon, Masaharu Matsunami, Tsunehiro Takeuchi. Reduction of working temperature for the large magnitude in thermoelectric dimensionless figure of merit of Ag2-x Cu x S. Japanese Journal of Applied Physics. 2023. 62. 11. 111002-111002
ｍore...
MISC (405)：
  • 久我健太郎, 松波雅治, 磯前貴央, 中辻知, 竹内恒博. Physical properties of Yb3Si5 clean single crystal. 日本物理学会講演概要集(CD-ROM). 2023. 78. 2
  • 横井滉平, 吉川利輝, 久我健太郎, 松波雅治, 竹内恒博, 町田洋. Verification of the Wedemann-Franz law in Yb3Si5 single crystals. 日本物理学会講演概要集(CD-ROM). 2023. 78. 2
  • 久我健太郎, 松波雅治, 濱本諭, 大浦正樹, 藤原秀紀, 野末悟郎, 尾瀬朱音, 保井晃, 竹内恒博. Giant Peltier coefficient in valence fluctuating material YbSi2. 日本物理学会講演概要集(CD-ROM). 2022. 77. 1
  • 久我健太郎, 松波雅治, 松波雅治, 竹内恒博, 竹内恒博. Strong violation of Wiedemann-Franz law in Yb3Si5 single crystal. 日本物理学会講演概要集(CD-ROM). 2022. 77. 2
  • Keisuke Hirata, Takuya Matsunaga, Saurabh Singh, Masaharu Matsunami, Tsunehiro Takeuchi. Capacitor Type Thin-Film Heat Flow Switching Device. 2021
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Lectures and oral presentations  (88)：
  • FeSb2 の高分解能角度分解光電子分光
    (第26回日本放射光学会年会・放射光科学合同シンポジウム 2013)
  • Bi2(Sr,R )2CuO6+δ(R = La,Sm,Eu)における面外乱れが超伝導ギャップに及ぼす影響
    (第26回日本放射光学会年会・放射光科学合同シンポジウム 2013)
  • 中部 SR 真空紫外ビームライン BL7U の現状
    (第26回日本放射光学会年会・放射光科学合同シンポジウム 2013)
  • Development of Environmentally-Friendly Al-Mn-Si Thermoelectric Materials
    (The 5th International Symposium on Designing,Processing and Properties of Advanced Engineering Materials ISAEM-2012 The 3rd International Symposium on Advanced Materials Development and Integration of Novel Structural Metallic and Inorganic Materials ・・・ 2012)
  • High Functional Coatings for Practical Thermoelectric Materials Using Gas Tunnel Type Plasma SPraying
    (The 5th International Symposium on Designing,Processing and Properties of Advanced Engineering Materials ISAEM-2012 The 3rd International Symposium on Advanced Materials Development and Integration of Novel Structural Metallic and Inorganic Materials ・・・ 2012)
ｍore...
Education (2)：
  • - 1996 Nagoya University
  • - 1996 Nagoya University Graduate School, Division of Engineering Department of Crystalline Materials Science
Professional career (1)：
  • Doctor (Engineering) (Nagoya University)
Work history (7)：
  • 2014/01 - 現在 Toyota Technological Institute Professor
  • 2011 - 2016 科学技術振興機構 さきがけ研究員
  • 2011 - 2016 Researcher, Precursory Research for Embryonic Science and Technology, Japan Science and Technology Agency
  • 2007/04 - 2013/12 Nagoya University Ecotopia Science Institute, Environmental Systems and Recycling Science Research Department,EcoTopia Science Institute,Nagoya University Associate professor
  • 2010 - 2011 The University of Tokyo The Institute for Solid State Physics
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