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Fabrication and Thermoelectric Properties of Oxide Superlattices with Two-dimensional Electron Gas

Research Project

Project/Area Number 18686054
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypeSingle-year Grants
Research Field Inorganic materials/Physical properties
Research InstitutionNagoya University

Principal Investigator

OHTA Hiromichi  Nagoya University, 大学院・工学研究科, 准教授 (80372530)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥30,550,000 (Direct Cost: ¥23,500,000、Indirect Cost: ¥7,050,000)
Fiscal Year 2008: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2007: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2006: ¥26,780,000 (Direct Cost: ¥20,600,000、Indirect Cost: ¥6,180,000)
Keywords熱電変換 / 二次元電子ガス / チタン酸ストロンチウム / 人工超格子
Research Abstract

人工宝石として知られ、毒性がなく、融点が高いSrTiO_3を用いた熱電変換材料を創製した。精密な超薄膜技術により、電子を生成させた厚さ0.4nmの金属SrTiO_3:Nb層と、絶縁性SrTiO_3からなるサンドイッチ構造を作製することで、二次元平面に高濃度の伝導電子(1021cm^<-3>)を溜め込んだ結果、熱起電力が同濃度の電子を生成させたバルクSrTiO_3の約5倍と大きく、熱電変換性能指数ZT(=[熱起電力]×[熱起電力]×[導電率]×[温度]÷[熱伝導率])が既存重金属材料の約2倍になることを見出した。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (93 results)

All 2009 2008 2007 2006 Other

All Journal Article (27 results) (of which Peer Reviewed: 18 results) Presentation (52 results) Remarks (10 results) Patent(Industrial Property Rights) (4 results) (of which Overseas: 2 results)

  • [Journal Article]2008

    • Author(s)
      Hiromichi Ohta
    • Journal Title

      phys. stat. sol. (b) 245

      Pages: 2363-2363

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article]2008

    • Author(s)
      H. Ohta, K. Sugiura and K. Koumoto
    • Journal Title

      Inorg. Chem. 47

      Pages: 8429-8429

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article]2008

    • Author(s)
      H. Ohta, R. Huang and Y. Ikuhara
    • Journal Title

      phys. stat. sol. (RRL) 2

      Pages: 105-105

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article]2008

    • Author(s)
      H. Ohta, Y. Mune, K. Koumoto, T. Mizoguchi, and Y. Ikuhara
    • Journal Title

      Thin Solid Films 516

      Pages: 5916-5916

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article]2008

    • Author(s)
      K-H. Lee, Y. Mune, H. Ohta and K. Koumoto
    • Journal Title

      Appl. Phys. Express 1

      Pages: 15007-15007

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Recent Progress in Oxide Thermoelectric Materials-p-type Ca_3Co_4O_9 and n-type SrTiO_3-2008

    • Author(s)
      H. Ohta. K. Sugiura and K. Koumoto
    • Journal Title

      Inorganic Chemistry 47

      Pages: 8429-8429

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Two-dimensional thermoelectric Seebeck coefficient of the SrTiO_3 based superlattices2008

    • Author(s)
      Hiromichi Ohta
    • Journal Title

      Physica Status Solidi (b) 245

      Pages: 2363-2363

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 厚さ0.4ナノメートルの極薄SrTiO_3シートが発生する巨大熱起電力-酸化物熱電変換材料の設計2008

    • Author(s)
      太田裕道
    • Journal Title

      未来材料 8月号

    • Related Report
      2008 Annual Research Report
  • [Journal Article] Critical thickness for giant thermoelectric Seebeck coefficient of 2DEG confined in SrTiO_3/SrTi_<0.8>Nb_<0.2>O_3 superlattic2008

    • Author(s)
      H. Ohta, Y. Mune, K. Koumoto, T. Mizoguchi and Y. Ikuhara
    • Journal Title

      Thin Solid Films (In press)

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Thermal stability of giant thermoelectric Seebeck coefficient for SrTiO_3/SrTi_<0.8>Nb_<0.2>O_3 superlattices at high temperature2008

    • Author(s)
      K-H. Lee, Y. Mune, H. Ohta and K. Koumoto
    • Journal Title

      Applied Physics Express 1

      Pages: 15007-15007

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Large enhancement of the thermoelectric Seebeck coefficient for amorphous oxide semiconductor superlattices with extremely thin conductive layers2008

    • Author(s)
      H. Ohta. R. Huang and Y. Ikuhara
    • Journal Title

      physica status solidi (RRL) 2

      Pages: 105-105

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Origin of Giant Seebeck Coeffcient for High Density 2DEGs Confined in the SrTiO_3/SrTi_<0.8>Nb_<0.2>O_3 Superlattices2008

    • Author(s)
      Y. Mune, H. Ohta. T. Mizoguchi, Y. Ikuhara and K. Koumoto
    • Journal Title

      Mater. Res. Soc. Symp. Proc. [MRSプロシーディング] 1044

      Pages: 9-9

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Enhanced Seebeck coefficient of Amorphous Oxide Semiconductor Superlattices2008

    • Author(s)
      H. Ohta, R. Huang and Y. Ikuhara
    • Journal Title

      Mater. Res. Soc. Symp. Proc. [MRSプロシーディング] 1044

      Pages: 9-5

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article]2007

    • Author(s)
      Y. Mune, H. Ohta, K. Koumoto, T. Mizoguchi and Y. Ikuhara
    • Journal Title

      Applied Physics Letters 91

      Pages: 192105-192105

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article]2007

    • Author(s)
      M. Yamamoto, H. Ohta and K. Koumoto
    • Journal Title

      Applied Physics Letters 90

      Pages: 72101-72101

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article]2007

    • Author(s)
      H. Ohta
    • Journal Title

      Materials Today 10

      Pages: 44-44

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article]2007

    • Author(s)
      H. Ohta, S-W. Kim, Y. Mune, T. Mizoguchi(以下省略)
    • Journal Title

      Nature Materials 6

      Pages: 129-129

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Thermoelectrics Based on Strontium Titanate2007

    • Author(s)
      Hiromichi Ohta
    • Journal Title

      Materials Today (invited review paper) 10

      Pages: 44-44

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Enhanced Seebeck coefficient of quantum-confined electrons in SrTiO_3/SrTi_<0.8>Nb_<0.2>O_3 superlattices2007

    • Author(s)
      Y. Mune, H. Ohta. K. Koumoto, T. Mizoguchi and Y. Ikuhara
    • Journal Title

      Applied Physics Letters 91

      Pages: 192105-192105

    • NAID

      120001442811

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 酸化物熱電変換材料-誘電体中に閉じ込められた二次元電子ガスの巨大熱起電力-2007

    • Author(s)
      太田裕道
    • Journal Title

      セラミックス(解説論文) 42

      Pages: 592-595

    • Related Report
      2007 Annual Research Report
  • [Journal Article] 熱電現象の新発見-2DEGが発生する巨大熱起電力-2007

    • Author(s)
      太田裕道
    • Journal Title

      セラミックデータブック2007(解説論文) 35

      Pages: 84-87

    • Related Report
      2007 Annual Research Report
  • [Journal Article] 絶縁体チタン酸ストロンチウム結晶に閉じ込めた電子の巨大熱起電力2007

    • Author(s)
      太田裕道
    • Journal Title

      機能材料(解説論文) 27

      Pages: 69-74

    • Related Report
      2007 Annual Research Report
  • [Journal Article] ありふれた金属酸化物で廃熱を電気に変える2007

    • Author(s)
      太田裕道
    • Journal Title

      月刊 化学(解説論文) 62

      Pages: 31-34

    • Related Report
      2007 Annual Research Report
  • [Journal Article] 毒性物質を使わない高性能酸化物熱電材料の開発2007

    • Author(s)
      太田裕道
    • Journal Title

      熱電学会誌(解説論文) 3

      Pages: 2-4

    • Related Report
      2007 Annual Research Report
  • [Journal Article] Enhanced Seebeck coefficient of two-dimensionally confined electrons in a SrTiO_3 unit cell layer2007

    • Author(s)
      H. Ohta. S-W. Kim, Y. Mune, T. Mizoguchi, K. Nomura, S. Ohta, T. Nomura, Y. Nakanishi, Y. Ikuhara, M. Hirano, H. Hosono and K. Koumoto
    • Journal Title

      Proceedings International Symposium on Nano-Thermoelectrics [学会プロシーディング] 無

      Pages: 5-10

    • Related Report
      2007 Annual Research Report
  • [Journal Article] Giant Thermoelectric Seebeck coefficient of a Two-dimensional Electron Gas in SrTiO_32007

    • Author(s)
      H.Ohta, S-W.Kim, Y.Mune, T.Mizoguchi, K.Nomura, S.Ohta, T.Nomura, Y.Nakanishi, Y.Ikuhara, M.Hirano, H.Hosono, K.Koumoto
    • Journal Title

      Nature Materials 6

      Pages: 129-129

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Thermoelectric phase diagram in a CaTiO_3-SrTiO_3-BaTiO_3 system2007

    • Author(s)
      M.Yamamoto, H.Ohta, K.Koumoto
    • Journal Title

      Applied Physics Letters 90

      Pages: 72101-72101

    • Related Report
      2006 Annual Research Report
  • [Presentation] SrTiO_3結晶に閉じ込められた二次元電子の巨大熱電効果2009

    • Author(s)
      太田裕道
    • Organizer
      日本化学会第89春季年会
    • Place of Presentation
      日本大学船橋キャンパス(東京)
    • Year and Date
      2009-03-28
    • Related Report
      2008 Annual Research Report
  • [Presentation] 人工宝石チタン酸ストロンチウムによる熱電変換の可能性2009

    • Author(s)
      太田裕道
    • Organizer
      第23回JFCAテクノフェスタ
    • Place of Presentation
      メルパルク東京(東京)
    • Year and Date
      2009-01-26
    • Related Report
      2008 Annual Research Report
  • [Presentation] SrTiO_3/SrTiO_3 : Nb人工超格子のSeebeck係数の温度依存性解析2009

    • Author(s)
      佐々友章、宗頼子、中西由貴、太田楚道、河本邦仁
    • Organizer
      第47回セラミックス基礎科学討論会
    • Place of Presentation
      大阪国際会議場(大阪)
    • Related Report
      2008 Annual Research Report
  • [Presentation] SrTiO_3/SrTiO_3 : Nb 人工超格子の低温域における巨大Seebeck係数の起源2008

    • Author(s)
      佐々友章、宗頼子、中西由貴、太田裕道、河本邦仁
    • Organizer
      平成20年度日本セラミックス協会東海支部学術研究発表会
    • Place of Presentation
      名古屋工業大学(名古屋)
    • Year and Date
      2008-12-06
    • Related Report
      2008 Annual Research Report
  • [Presentation] ゲート絶縁膜/SrTiO_3結晶界面における電界誘起二次元電子層の巨大熱起電力2008

    • Author(s)
      吉川陽、栗田大佑、太田裕道、旭良司、増岡優美、野村研二、細野秀雄、河本邦仁
    • Organizer
      平成20年度日本セラミックス協会東海支部学術研究発表会
    • Place of Presentation
      名古屋工業大学(名古屋)
    • Year and Date
      2008-12-06
    • Related Report
      2008 Annual Research Report
  • [Presentation] ZnO結晶中に電界によって誘起された伝導電子層の熱起電力2008

    • Author(s)
      中川真一、吉川陽、太田裕道、旭良司、増岡優美、河本邦仁
    • Organizer
      平成20年度日本セラミックス協会東海支部学術研究発表会
    • Place of Presentation
      名古屋工業大学(名古屋)
    • Year and Date
      2008-12-06
    • Related Report
      2008 Annual Research Report
  • [Presentation] チタン酸ストロンチウム超格子の作製と熱電変換材料への応用2008

    • Author(s)
      太田裕道
    • Organizer
      東海ものづくり創生協議会主催平成20年度第2回技術シーズ発表会
    • Place of Presentation
      ミッドランドスクエア会議室(名古屋)
    • Year and Date
      2008-10-23
    • Related Report
      2008 Annual Research Report
  • [Presentation] 巨大熱起電力を示す厚さ0.4ナノメートルの二次元電子層2008

    • Author(s)
      太田裕道
    • Organizer
      名古屋大学と産業技術総合研究所との連携・協力協定に基づく技術交流会
    • Place of Presentation
      産総研中部センター(愛知)
    • Year and Date
      2008-09-29
    • Related Report
      2008 Annual Research Report
  • [Presentation] 厚さ0.4ナノメートルの人工宝石に局在化した二次元電子の熱起電力増大現象2008

    • Author(s)
      太田裕道
    • Organizer
      環境エネルギー材料研究展EE88
    • Place of Presentation
      東京ビッグサイト
    • Year and Date
      2008-05-30
    • Related Report
      2008 Annual Research Report
  • [Presentation]2008

    • Author(s)
      太田裕道
    • Organizer
      応用物理学会東海支部第12回基礎セミナー
    • Place of Presentation
      名古屋大学(名古屋)
    • Year and Date
      2008-03-07
    • Related Report
      2008 Final Research Report
  • [Presentation] 熱電変換材料としての金属酸化物の可能性2008

    • Author(s)
      太田裕道「招待講演」
    • Organizer
      応用物理学会東海支部第12回基礎セミナー
    • Place of Presentation
      名古屋大学(名古屋)
    • Year and Date
      2008-03-07
    • Related Report
      2007 Annual Research Report
  • [Presentation]2008

    • Author(s)
      Hiromichi Ohta
    • Organizer
      Villa Conference on Complex Oxide Heterostructures
    • Place of Presentation
      Orange Tree Villa, Clermont, FL
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation]2008

    • Author(s)
      太田裕道, 久米篤史, 河本邦仁、溝口照康、幾原雄一
    • Organizer
      2008年秋季第69回応用物理学会学術講演会
    • Place of Presentation
      中部大学(愛知)
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation]2008

    • Author(s)
      H. Ohta
    • Organizer
      The 7th Korea-Japan Conference on Ferroelectricity
    • Place of Presentation
      チェジュ大学 (韓国)
    • Related Report
      2008 Final Research Report
  • [Presentation] Two-dimensional thermoelectric Seebeck coefficient of electron doped SrTiO_32008

    • Author(s)
      H. Ohta
    • Organizer
      The 7 th Korea-Japan Conference on Ferroelectricity
    • Place of Presentation
      チェジュ大学(韓国)
    • Related Report
      2008 Annual Research Report
  • [Presentation] ZnO-TFTに形成されたゲート電界誘起伝導層のSeebeck係数2008

    • Author(s)
      中川真一、吉川陽、太田裕道、旭良司、増岡優美、河本邦仁
    • Organizer
      第5回日本熱電学会学術講演会(TSJ2008)
    • Place of Presentation
      早稲田大学大久保キャンパス(東京)
    • Related Report
      2008 Annual Research Report
  • [Presentation] SrTio_3単結晶電界効果トランジスタにおける電界誘起二次元電子層の巨大Seebeck係数2008

    • Author(s)
      栗田大祐、吉川陽、太田裕道、旭良司、増岡優美、野村研二、細野秀雄、河本邦仁
    • Organizer
      第5回日本熱電学会学術講演会(TSJ2008)
    • Place of Presentation
      早稲田大学大久保キャンパス(東京)
    • Related Report
      2008 Annual Research Report
  • [Presentation] SrTiO_3/SrTiO_3 : Nb人工超格子の低温域におけるSeebeck係数増大現象2008

    • Author(s)
      佐々友章、宗頼子、中西由貴、太田裕道、河本邦仁
    • Organizer
      第5回日本熱電学会学術講演会(TSJ2008)
    • Place of Presentation
      早稲田大学大久保キャンパフ(東京
    • Related Report
      2008 Annual Research Report
  • [Presentation] 電界誘起SrTiO_3二次元電子ガスのSeebeck係数(2)2008

    • Author(s)
      吉川陽, 栗田大祐, 太田裕道, 旭良司, 増岡優美, 野村研二, 細野秀雄, 河本邦仁
    • Organizer
      2008年秋季第69回応用物理学会学術講演会
    • Place of Presentation
      中部大学(愛知)
    • Related Report
      2008 Annual Research Report
  • [Presentation] ZnO薄膜トランジスタの試作と電界誘起チャネルのSeebeck係数2008

    • Author(s)
      中川真一, 吉川陽, 太田裕道, 旭良司, 増岡優美, 河本邦仁
    • Organizer
      2008年秋季第69回応用物理学会学術講演会
    • Place of Presentation
      中部大学(愛知)
    • Related Report
      2008 Annual Research Report
  • [Presentation] Giant Thermopower of Two Dimensionally Confined Electrons in Dielectric Oxides2008

    • Author(s)
      Hiromichi Ohta
    • Organizer
      Nagoya Univ.-Tsinghua Univ.-Toyota Motor Corp. Joint Symposium
    • Place of Presentation
      名古屋大学(名古屋)
    • Related Report
      2008 Annual Research Report
  • [Presentation] SrTiO_3-based superlattices for thermoelectric energy conversion2008

    • Author(s)
      Kunihito Koumoto and Hiromichi Ohta
    • Organizer
      Materials Science & Technology 2008 Conference and Exhibition
    • Place of Presentation
      David Lawrence Convention Center, Pittsburgh, Pennsylvania
    • Related Report
      2008 Annual Research Report
  • [Presentation] Enhancement of the Seebeck Coefficient for the SrTiO_3/SrTi_<0.8>Nb_<0.2>O_3 Su perlattices at Low Temperature2008

    • Author(s)
      Hiromichi Ohta, Tomoaki Sassa, Yoriko Mune, Yuki Nakanishi, Kunihito Koumoto
    • Organizer
      IUMRS-ICA (Symposium U)
    • Place of Presentation
      名古屋国際会議場
    • Related Report
      2008 Annual Research Report
  • [Presentation] Preparation of ZnO Thin Film Transistor and Seebeck Coefficient for the Field Induced Channel2008

    • Author(s)
      Shinichi Nakagawa, Akira Yoshikawa, Hiromichi Ohta, Ryoji Asahi, Yumi Masuoka, Kunihito Koumoto
    • Organizer
      IUMRS-ICA (Symposium U)
    • Place of Presentation
      名古屋国際会議場
    • Related Report
      2008 Annual Research Report
  • [Presentation] Seebeck Coefficient of Electric-Field Induced Two-Dimentional Electron Gas in SrTiO_32008

    • Author(s)
      Akira Yoshikawa, Daisuke Kurita, Hiromichi Ohta, Ryoji Asahi, Yumi Masuoka, Kenji Nomura, Hideo Hosono, Kunihito Koumoto
    • Organizer
      IUMRS-ICA (Symposium U)
    • Place of Presentation
      名古屋国際会議場
    • Related Report
      2008 Annual Research Report
  • [Presentation] Structure and Thermoelectric Properties of the PLD Grown Ti0_2/SrTiO_3 single crystal heterointerface2008

    • Author(s)
      Atsushi Kume, Hiromichi Ohta, Kunihito Koumoto
    • Organizer
      IUMRS-ICA (Symposium U)
    • Place of Presentation
      名古屋国際会議場
    • Related Report
      2008 Annual Research Report
  • [Presentation] 量子サイズ効果を利用した毒性元素を含まない酸化物熱電変換材料の開発2008

    • Author(s)
      太田裕道、金 聖雄、宗 頼子、溝口照康、野村研二、太田慎吾、野村隆史、中西由貴、幾原雄一、平野正浩、細野秀雄、河本邦仁
    • Organizer
      日本セラミックス協会第46回セラミックス基礎科学討論会
    • Place of Presentation
      名古屋国際会議場(名古屋)
    • Related Report
      2007 Annual Research Report
  • [Presentation] NbドープSrTiO_3単位格子層の熱起電力増強の起源2008

    • Author(s)
      宗 頼子、太田裕道、河本邦仁、溝口照康、幾原雄一
    • Organizer
      日本セラミックス協会第46回セラミックス基礎科学討論会
    • Place of Presentation
      名古屋国際会議場(名古屋)
    • Related Report
      2007 Annual Research Report
  • [Presentation] SrTiO_3人工超格子の電子輸送特性に及ぼすバリア構造の影響2008

    • Author(s)
      中西由貴、太田裕道、溝口照康、幾原雄一、河本邦仁
    • Organizer
      日本セラミックス協会第46回セラミックス基礎科学討論会
    • Place of Presentation
      名古屋国際会議場(名古屋)
    • Related Report
      2007 Annual Research Report
  • [Presentation] ありふれた酸化物チタン酸ストロンチウムを使った高効率熱電変換材料の開発2008

    • Author(s)
      太田裕道、河本邦仁、細野秀雄、幾原雄一
    • Organizer
      第8回 グリーン・サステイナブル ケミストリーシンポジウム
    • Place of Presentation
      学術総合センター一橋記念堂(東京)
    • Related Report
      2007 Annual Research Report
  • [Presentation] アモルファス酸化物半導体人工超格子の熱起電力増強2008

    • Author(s)
      太田裕道、黄 栄、幾原雄一
    • Organizer
      日本金属学会2008年春季(第142回)大会
    • Place of Presentation
      武蔵工業大学世田谷キャンパス(東京)
    • Related Report
      2007 Annual Research Report
  • [Presentation] 電界誘起SrTiO_3二次元電子ガスのSeebeck係数2008

    • Author(s)
      栗田大祐、太田裕道、旭 良司、増岡優美、野村研二、細野秀雄、河本邦仁
    • Organizer
      応用物理学会 2008年春季第55回学術講演会
    • Place of Presentation
      日本大学理工学部(千葉)
    • Related Report
      2007 Annual Research Report
  • [Presentation] SrTiO_3人工超格子に閉じ込められた二次元電子ガスの巨大熱起電力の起源2007

    • Author(s)
      宗 頼子、太田裕道、河本邦仁、溝口照康、幾原雄一
    • Organizer
      平成19年度日本セラミックス協会東海支部学術研究発表会
    • Place of Presentation
      名城大学(名古屋)
    • Year and Date
      2007-12-08
    • Related Report
      2007 Annual Research Report
  • [Presentation] BaTiO_3/SrTiO_3:Nb超格子の量子サイズ効果と電子輸送特性2007

    • Author(s)
      中西由貴、太田裕道、溝口照康、幾原雄一、河本邦仁
    • Organizer
      平成19年度日本セラミックス協会東海支部学術研究発表会
    • Place of Presentation
      名城大学(名古屋)
    • Year and Date
      2007-12-08
    • Related Report
      2007 Annual Research Report
  • [Presentation] SrTiO_3チャネル電界効果トランジスタのSeebeck係数2007

    • Author(s)
      栗田大祐、太田裕道、旭 良司、増岡優美、野村研二、細野秀雄、河本邦仁
    • Organizer
      平成19年度日本セラミックス協会東海支部学術研究発表会
    • Place of Presentation
      名城大学(名古屋)
    • Year and Date
      2007-12-08
    • Related Report
      2007 Annual Research Report
  • [Presentation] ありふれた酸化物を使った熱電変換材料の開発2007

    • Author(s)
      太田裕道[招待講演]
    • Organizer
      東海化学工業会セミナー
    • Place of Presentation
      栄ガスビル(名古屋)
    • Year and Date
      2007-12-06
    • Related Report
      2007 Annual Research Report
  • [Presentation]2007

    • Author(s)
      Hiromichi Ohta
    • Organizer
      PacRim7
    • Place of Presentation
      Shanghai(China)
    • Year and Date
      2007-11-13
    • Related Report
      2008 Final Research Report
  • [Presentation]2007

    • Author(s)
      太田裕道
    • Organizer
      第4回日本熱電学会
    • Place of Presentation
      大阪大学(大阪)
    • Year and Date
      2007-08-30
    • Related Report
      2008 Final Research Report
  • [Presentation] 熱電変換材料としての誘電体チタン酸ストロンチウム-誘電体超格子に閉じ込められた二次元電子ガスの巨大熱起電力-2007

    • Author(s)
      太田裕道[招待講演]
    • Organizer
      第4回日本熱電学会学術講演会
    • Place of Presentation
      大阪大学(大阪)
    • Year and Date
      2007-08-30
    • Related Report
      2007 Annual Research Report
  • [Presentation]2007

    • Author(s)
      H. Ohta, R. Huang and Y. Ikuhara
    • Organizer
      MRS 2007 Fall Meeting
    • Place of Presentation
      ボストン(USA)
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation]2007

    • Author(s)
      Hiromichi Ohta
    • Organizer
      The 14th International Workshop on Oxide Electronics
    • Place of Presentation
      Jeju(韓国)
    • Related Report
      2008 Final Research Report
  • [Presentation]2007

    • Author(s)
      Hiromichi Ohta
    • Organizer
      International Symposium on Nano-Thermoelectrics (invited)
    • Place of Presentation
      千里ライフサイエンスセンター(大阪)
    • Related Report
      2008 Final Research Report
  • [Presentation]2007

    • Author(s)
      Hiromichi Ohta
    • Organizer
      5th International Symposium on Transparent Oxide Thin Films for Electronics and Optics(TOEO-5)
    • Place of Presentation
      湘南国際村(神奈川)
    • Related Report
      2008 Final Research Report
  • [Presentation] Giant thermoelectric response of two-dimensional electrons confined within a unit cell layer of SrTiO_32007

    • Author(s)
      Hiromichi Ohta [招待講演]
    • Organizer
      The 5th International Symposium on Transparent Oxide Thin Films for Electronics and Optics (TOEO-5)
    • Place of Presentation
      湘南国際村(神奈川)
    • Related Report
      2007 Annual Research Report
  • [Presentation] Enhanced Seebeck coefficient of two-dimensionally confined electrons in a SrTiO_3 unit cell layer2007

    • Author(s)
      Hiromichi Ohta [招待講演]
    • Organizer
      International Symposium on Nano-Thermoelectrics
    • Place of Presentation
      千里ライフサイエンスセンター(大阪)
    • Related Report
      2007 Annual Research Report
  • [Presentation] SrTiO_3単位格子層に局在化した高濃度二次元電子ガスの巨大Seebeck係数2007

    • Author(s)
      太田裕道、金 聖雄、宗 頼子、溝口照康、野村研二、太田慎吾、野村隆史、中西由貴、幾原雄一、平野正浩、細野秀雄、河本邦仁
    • Organizer
      日本セラミックス協会第20回秋季シンポジウム
    • Place of Presentation
      名古屋工業大学(名古屋)
    • Related Report
      2007 Annual Research Report
  • [Presentation] Development of SrTiO_3-based thermoelectric thin film with two dimensional electrons2007

    • Author(s)
      Hiromichi Ohta [招待講演]
    • Organizer
      The 14th International Workshop on Oxide Electronics (WOE-14)
    • Place of Presentation
      Jeju (韓国)
    • Related Report
      2007 Annual Research Report
  • [Presentation] Enhanced Seebeck coefficient of quantum confined electrons in the SrTiO_3/SrTi_<0.8>Nb_<0.2>O_3, superlattices2007

    • Author(s)
      H. Ohta. T. Mizoguchi, Y. Mune, Y. Ikuhara and K. Koumoto[招待講演]
    • Organizer
      7th France Japan Workshop on Nanoscience and Nanomaterials
    • Place of Presentation
      Strasbourg(フランス)
    • Related Report
      2007 Annual Research Report
  • [Presentation] Development of thermoelectric oxide based on SrTiO_32007

    • Author(s)
      H. Ohta and K. Koumoto[招待講演]
    • Organizer
      1st Shanghai International Forum on Advanced Materials
    • Place of Presentation
      上海(中国)
    • Related Report
      2007 Annual Research Report
  • [Presentation] Two-dimensional Seebeck effect in SrTiO_3, superlattices2007

    • Author(s)
      Hiromichi Ohta[招待講演]
    • Organizer
      7th Pacific Rim Conference on Ceramic and Glass Technology (PacRim7)
    • Place of Presentation
      上海(中国)
    • Related Report
      2007 Annual Research Report
  • [Presentation] Quantum size effect of 2DEG confined within BaTiO_3/SrTiO_3:Nb superlattices2007

    • Author(s)
      Y. Nakanishi, H. Ohta, T. Mizoguchi, Y. Ikuhara, K. Koumoto
    • Organizer
      MRS 2007 Fall Meeting
    • Place of Presentation
      ボストン(USA)
    • Related Report
      2007 Annual Research Report
  • [Presentation] Origin of giant Seebeck coefficient for high density 2DEGs confined in the SrTiO_3/SrTi_<0.8>Nb_<0.2>O_3 superlattices2007

    • Author(s)
      Y. Mune, H. Ohta. T. Mizoguchi, Y. Ikuhara, K. Koumoto
    • Organizer
      MRS 2007 Fall Meeting
    • Place of Presentation
      ボストン(USA)
    • Related Report
      2007 Annual Research Report
  • [Remarks] NHKワールド(ラジオ)2008年5月12日

    • Related Report
      2008 Final Research Report
  • [Remarks] 「人工宝石の熱電発電」、青森テレビ「正直先生のエネルギー講座」、2008年2月10日

    • Related Report
      2008 Final Research Report
  • [Remarks] 日経BP net ECOマネジメント「熱を電気に変える高効率材料の発見」2007年10月4日

    • Related Report
      2008 Final Research Report
  • [Remarks] 「ありふれた酸化物を使った高効率熱電変換材料の開発に成功」、科研費NEWS 2007年Vol. 1(創刊号)

    • Related Report
      2008 Final Research Report
  • [Remarks] 「人工ダイヤの原料+熱=発電、名大などのグループ発見、「体温充電」携帯も可能に」、朝日新聞(2007年1月22日)

    • Related Report
      2008 Final Research Report
  • [Remarks] 「普及材料から熱電変換素子、発電性能2倍、名大など研究チーム開発」、読売新聞(2007年1月22日)

    • Related Report
      2008 Final Research Report
  • [Remarks] 「排ガスの熱から発電」に道、高効率の熱電変換材料、名大、東工大グループ開発」、毎日新聞(2007年1月22日)

    • Related Report
      2008 Final Research Report
  • [Remarks] ホームページ等

    • URL

      http://www.apchem.nagoya-u.ac.jp/BS-6/seigyo6/hiromichiohta/index.html

    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.apchem.nagoya-u.acjp/BS-6/seigyo6/hiromichiohta/index.html

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://www.apchem.nagoya-u.ac.jp/BS-6/seigyo6/hiromichiohta/index.html

    • Related Report
      2007 Annual Research Report
  • [Patent(Industrial Property Rights)] 熱電変換材料、赤外線センサ及び画像作製装置2007

    • Inventor(s)
      旭 良司、増岡優美、太田裕道、栗田大佑
    • Industrial Property Rights Holder
      株式会社豊田中央研究所, 国立大学法人名古屋大学
    • Industrial Property Number
      2007-285631
    • Filing Date
      2007-11-02
    • Related Report
      2008 Final Research Report
  • [Patent(Industrial Property Rights)] 熱電変換材料、赤外線センサ及び画像作製装置2007

    • Inventor(s)
      太田裕道、河本邦仁、宗 頼子
    • Industrial Property Rights Holder
      国立大学法人名古屋大学
    • Filing Date
      2007-05-11
    • Related Report
      2008 Final Research Report
    • Overseas
  • [Patent(Industrial Property Rights)] 熱電変換材料、熱電変換材料の材料の製造方法ね熱電変換素子、赤外線センサ、受光装置及び画像作成装置2007

    • Inventor(s)
      太田裕道、河本邦仁、宗頼子
    • Filing Date
      2007-05-22
    • Related Report
      2007 Annual Research Report
    • Overseas
  • [Patent(Industrial Property Rights)] 特許願2006

    • Inventor(s)
      太田裕道, 宗頼子, 河本邦仁
    • Industrial Property Number
      2006-133179
    • Filing Date
      2006-05-12
    • Related Report
      2006 Annual Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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