Fabrication of grain-oriented and multilayered modules in thermoelectric oxides

• Project/Area Number: 18760051
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Applied physics, general
• Research Institution: The University of Tokyo
• Principal Investigator: HORII Shigeru The University of Tokyo, 大学院工学系研究科, 助教 (80323533)
• Project Period (FY): 2006 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥3,710,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥210,000); Fiscal Year 2008: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000); Fiscal Year 2007: ¥1,000,000 (Direct Cost: ¥1,000,000); Fiscal Year 2006: ¥1,800,000 (Direct Cost: ¥1,800,000)
• Keywords: 熱電変換材料 / 強磁場 / 組織制御 / 電気泳動堆積 / 熱雷変換材料 / 多層膜 / 磁場配向 / コバルト酸化物 / ホットプレス / 電気泳動

Research Abstract

本研究課題では高温廃熱を利用した酸化物熱電変換素子の作製技術の確立を目的として、強磁場による配向組織制御と多層化を可能とする電気泳動堆積を併用し、多層膜型熱電素子の開発を行った。P型・n型材料としてそれぞれCa-Co-O系、Ca-Mn-Oを、絶縁材料としてアルミナを用いることで、5層構造からなる多層膜型素子の作製に成功した。500℃程度の温度差で一対の多層膜素子は約0.1Vの起電力を示したが、n型材料の緻密化が課題となった。

Research Products

• [Journal Article] Fabrication of Multi-Layered Thermoelectric Thick Films and Their Thermoelectric Performance (2009)
  • Author(s): S. Horii
  • Journal Title: Key Engineering Materials (印刷中(掲載確定))
  • Peer Reviewed
• [Journal Article] Magnetic orientation and magnetic anisotropy in paramagnetic layered-oxides containing rare-earth ions (2009)
  • Author(s): S. Horii
  • Journal Title: Sci. Technol. Adv. Mater (印刷中(掲載確定))
  • Peer Reviewed
• [Journal Article] Tri-axial grain-orientation of Y2Ba4Cu7Oy achived by the magneto-science method (2008)
  • Author(s): T. Fukushima, S.Horii, H. Ogino, T. Uchikoshi, T.S. Suzuki, Y. Sakka, A. Ishihara, J. Shimoyama, and K. Kishio
  • Journal Title: Applied Physics Express 1
• [Journal Article] Rare-earth-dependent magnetic anisotropy in REBa2Cu3Oy (2008)
  • Author(s): A.Ishihara, S.Horii, T. Uchikoshi, T.S. Suzuki, Y. Sakka, H. Ogino, J. Shimoyama, and K. Kishio
  • Journal Title: Applied Physics Express 1
  • NAID: 210000013953
• [Journal Article] Thermoelectric properties and magnetic anisotropies of magnetically grain-oriented Sr- or Bi-doped Ca3Co4O9 thick films (2008)
  • Author(s): S.Horii, Y. Yamazaki, M. Sakurai, R. Funahashi, T. Uchikoshi, T.S. Suzuki, Y. Sakka, H. Ogino, J. Shimoyama, K. Kishio
  • Journal Title: Mater. Res. Soc. Symp. Proc. 1044
• [Journal Article] Thermoelectric properties and magnetic anisotropies of magnetically grainoriented Sr- or Bi-doped Ca3Co4O9 thick films (2008)
  • Author(s): S. Horii
  • Journal Title: Mat. Res. Soc. Symp. Proc 1044 Pages: 9-36
  • Peer Reviewed
• [Journal Article] Improvement of thermoelectric properties of p- and n-types oxides thick films fabricated by electrophoretic deposition (2008)
  • Author(s): M. Sakurai
  • Journal Title: Mat. Res. Soc. Symp. Proc 1044 Pages: 9-16
  • Peer Reviewed
• [Journal Article] Thermoelectric properties and magnetic anisotropies of magnetically grain-oriented Sr- or Bi-doped Ca_3Co_4O_9 thick films (2008)
  • Author(s): S. Horii
  • Journal Title: Mater. Res. Soc. Symp. Proc. (in press掲載確定
  • Peer Reviewed
• [Journal Article] Improvement of thermoelectric properties of p- and n-types oxides thick films fabricated by electrophoretic deposition (2008)
  • Author(s): M. Sakurai
  • Journal Title: Mater. Res. Soc. Symp. Proc. (in press)
  • Peer Reviewed
• [Journal Article] Improvement of thermoelectric performance in magnetically c-axis-oriented bismuth-based cobaltites (2007)
  • Author(s): S.Horii, T. Kumagai, T. Uchikoshi, T.S. Suzuki, Y. Sakka, J. Shimoyama and K. Kishio
  • Journal Title: Scripta Materialia 57 Pages: 333-336
• [Journal Article] Improvement of thermoelectric performance in magnetically c-axis-oriented bismuth-based cobaltites (2007)
  • Author(s): S. Horii
  • Journal Title: Scripta Materialia 57 Pages: 333-336
  • Peer Reviewed
• [Journal Article] Fabrication of Multi-Layered Oxide Thermoelectric Modules by an Electrophoretic Deposition Method Under High Magnetic Fields (2006)
  • Author(s): T.Okamoto, S.Horii, T. Uchikoshi, T.S. Suzuki, Y. Sakka, R. Funahashi, N. Ando, J. Shimoyama and K. Kishio
  • Journal Title: Appl. Phys. Lett. 89
• [Journal Article] Fabrication of Grain-aligned Thick Films of Thermoelectric Oxide by an Electrophoretic Deposition Method under High Magnetic Fields (2006)
  • Author(s): T.Okamoto
  • Journal Title: Proc.of 6^<th> Pacific RIM Conference on Ceramic and Glass Technology (CD-ROM)
• [Journal Article] Control of Magnetic Anisotropy in (Bi_<1-x>Pb_x)_2(AE_<1-y>RE_y)_2Co_2O_Z and Fabrication of Magnetically Aligned Bulks (2006)
  • Author(s): T.Kumagai
  • Journal Title: Proc.of 6^<th> Pacific RIM Conference on Ceramic and Glass Technology (CD-ROM)
• [Journal Article] Fabrication of Multi-Layered Oxide Thermoelectric Modules by an Electrophoretic Deposition Method Under High Magnetic Fields (2006)
  • Author(s): T.Okamoto
  • Journal Title: Applied Physics Letters 89 Pages: 0819121-3
• [Journal Article] ビスマス糸層状コバルト酸化物の磁気異方性制御と磁揚配向体の熱電特性 (2006)
  • Author(s): 堀井 滋
  • Journal Title: 第三回日本熱電学会学術講演会論文集 Pages: 84-85
• [Journal Article] 電気泳動堆積法による酸化物熱電変換素子の作製 (2006)
  • Author(s): 堀井 滋
  • Journal Title: 第三回日本熱電学会学術講演会論文集 Pages: 128-129
• [Journal Article] Fabrication of oxide thermoelectric module consisting of multi-layered thick films (2006)
  • Author(s): S.Horii
  • Journal Title: Proc.of 25th International Conference on Thermoelectrics (ICT2006) Pages: 480-483
• [Journal Article] 強磁場と電場の重畳作用を利用したセラミツクのコロイドプロセス (2006)
  • Author(s): 打越哲郎
  • Journal Title: 粉体と工業(粉体と工業社刊) 38・8 Pages: 63-70
• [Journal Article] Fabrication of Multi-Layered Thermoelectric Thick Films and Their Thermoelectric Performance
  • Author(s): S.Horii, M. Sakurai, T. Uchikoshi, R. Funahashi, T.S. Suzuki, Y. Sakka, H. Ogino, J. Shimoyama and K. Kishio
  • Journal Title: Key Engineering Materials (in press)
• [Presentation] Magnetic grain-orientation of functional layered-oxides by static, rotated and modulated oval fields(BL-2-INV) (2008)
  • Author(s): S. Horii, T. Fukushima, A. Ishihara, T. Uchikoshi, T.S. Suzuki, Y. Sakka, H. Ogino J. Shimoyama, and K. Kishio
  • Organizer: International Symposium on Superconductivity (ISS2008)
  • Place of Presentation: Tsukuba(招待講演)
  • Year and Date: 2008-10-28
• [Presentation] Magnetic grain-orientation of functional layered-oxides by static, rotated and modulated oval fields (2008)
  • Author(s): S. Horii
  • Organizer: International Sympbsium on Superconductiyity 2008
  • Place of Presentation: エポカルつくば(招待講演)
  • Year and Date: 2008-10-28
• [Presentation] Fabrication of Multi-Layered Thermoelectric Thick Films and Their Thermoelectric Performance (2008)
  • Author(s): S. Horii
  • Organizer: 3rd International Conference on Elelectrophoretic Deposition
  • Place of Presentation: 淡路島国際会議場
  • Year and Date: 2008-10-08
• [Presentation] Thermoelectric properties and magnetic anisotropies of magnetically grain-oriented Sr- or Bi-doped Ca_3Co_4O_9 thick films (2007)
  • Author(s): S. Horii
  • Organizer: Materials Research Society 2007 Fall Meeting
  • Place of Presentation: 米国ボストン
  • Year and Date: 2007-11-28
• [Presentation] Improvement of thermoelectric properties of p- and n-types oxides thick films fabricated by electrophoretic deposition (2007)
  • Author(s): M. Sakurai
  • Organizer: Materials Research Society 2007 Fall Meeting
  • Place of Presentation: 米国ボストン
  • Year and Date: 2007-11-28
• [Presentation] 層状コバルト酸化物系熱電材料の磁気異方性制御と磁場配向 (2007)
  • Author(s): 堀井滋
  • Organizer: 日本磁気科学会
  • Place of Presentation: 大阪大学
  • Year and Date: 2007-06-08
• [Presentation] ビスマス系層状コバルト酸化物の磁気異方性制御と磁場配向体の熱電特性 (2006)
  • Author(s): 堀井滋、熊谷俊昭、打越哲郎、鈴木達、目義雄、下山淳一、岸尾光二
  • Organizer: 第三回日本熱電学会学術講演会
  • Place of Presentation: 湘南工科大学
  • Year and Date: 2006-08-22
• [Presentation] 電気泳動堆積法による酸化物熱電変換素子の作製 (2006)
  • Author(s): 堀井滋、岡本太一、打越哲郎、鈴木達、目義雄、舟橋良次、櫻井雅之、下山淳一、岸尾光二
  • Organizer: 第三回日本熱電学会学術講演会
  • Place of Presentation: 湘南工科大学
  • Year and Date: 2006-08-22
• [Presentation] Fabrication of Oxide Thermoelectric Module Consisting of Multi-Layered Thick Films(PA44) (2006)
  • Author(s): S. Horii, M. Sakurai, T. Okamoto, J. Shimoyama, K. Kishio, T. Uchikoshi, T.S. Suzuki, Y. Sakka, R. Funahashi and T. Mihara
  • Organizer: 26th International Conference on Thermoelectrics
  • Place of Presentation: Austria
  • Year and Date: 2006-08-08
• [Book] 希土類の材料技術 (第一部・第七章・「熱電変換材料・バリスタ」) (2008)
  • Author(s): 堀井滋、岸尾光二(監修: 足立吟也(分担執筆))
  • Publisher: エヌティーエス
• [Book] 「希土類の材料技術」(分担執筆)(印刷中)(掲載確定) (2008)
  • Author(s): 堀井滋
  • Publisher: エヌティーエス
• [Patent(Industrial Property Rights)] 酸化物超伝導焼結体およびその製造方法 (2008)
  • Inventor(s): 打越哲郎、堀井滋、鈴木達、目義雄、福島隆之、荻野拓、下山淳一、岸尾光二
  • Industrial Property Number: 2008-170178
  • Filing Date: 2008-06-30
• [Patent(Industrial Property Rights)] 金属酸化物焼結体の製造方法 (2008)
  • Inventor(s): 松原一郎、堀井滋、舟橋良次、鹿野昌弘、下山淳一、岸尾光二
  • Acquisition Date: 2008-06-20
• [Patent(Industrial Property Rights)] 酸化物超伝導焼結体およびその製造方法 (2008)
  • Inventor(s): 打越哲郎、堀井滋, 他6名
  • Industrial Property Rights Holder: 物質材料研究機構
  • Industrial Property Number: 2008-170178
  • Filing Date: 2008-06-30