• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to project page

2008 Fiscal Year Final Research Report

Fabrication of high performance ion-conducting nanoionics electrolytes by dry processes

Research Project

  • PDF
Project/Area Number 16079201
Research Category

Grant-in-Aid for Scientific Research on Priority Areas

Allocation TypeSingle-year Grants
Review Section Science and Engineering
Research InstitutionTohoku University

Principal Investigator

YUGAMI Hiroo  Tohoku University, 大学院工学研究科, 教授 (60192803)

Co-Investigator(Kenkyū-buntansha) FURUSAWA Shinichi  群馬大学, 大学院工学研究科, 准教授 (60219110)
Co-Investigator(Renkei-kenkyūsha) IGUCHI Fumitada  東北大学, 大学院工学研究科, 助教 (00361113)
TSURUI Takao  東北大学, 金属材料研究所, 産学官連携研究員 (30466578)
Project Period (FY) 2004 – 2008
Keywordsプロトン導電体 / リチウムイオン導電体 / 界面応力 / PLD 法 / 導電率エンハンスメント / ナノイオニクス / 固体イオニクス
Research Abstract

本研究はイオンが内部を伝導するする固体電解質においてしばしば観察される,ヘテロ界面の物質内への導入によるイオン導電率の向上(エンハンスメント)に着目し,その物性の解明,燃料電池やリチウムイオン電池等に用いられる固体電解質への応用を目的とした。研究を通してプロトン導電性固体酸化物やリチウムシリケート系固体酸化物にも1桁から数桁のエンハンスメントが存在することが新たに発見された。又,その原因として界面における空間電荷層のように直接的なものではなく,界面において導入されるさまざまな歪,欠陥が一因となっていることが判明した。

  • Research Products

    (44 results)

All 2009 2008 2007 2006 2005 2004

All Journal Article (24 results) (of which Peer Reviewed: 24 results) Presentation (15 results) Book (5 results)

  • [Journal Article] The relationship between chemical composition distributions and specific grain boundary conductivity in Y-doped BaZrO3 proton conductor2009

    • Author(s)
      F. Iguchi, T. Tsurui, N. Sata, Y. Nagao, and H. Yugami
    • Journal Title

      Solid State Ionics 180

      Pages: 563-568

    • Peer Reviewed
  • [Journal Article] The status of solid oxide fuel cell technology2009

    • Author(s)
      J. Liu, and H. Yugami
    • Journal Title

      IEEJ Transactions on Electrical and Electronic Engineering 4(1)

      Pages: 3-3

    • Peer Reviewed
  • [Journal Article] Electronic structure of La1-xSrxScO3 probed by soft-x-ray absorption spectroscopy2008

    • Author(s)
      T. Higuchi, Y. Nagao, J. Liu, F. Iguchi, N. Sata, T. Hattori, and H. Yugami
    • Journal Title

      Journal of Applied Physics 104(7), art. No. 076110

    • Peer Reviewed
  • [Journal Article] Doping effect of Sr2+ on electrical conductivity in La1-xSrxSc1-yAlyO3 perovskite-type oxides2008

    • Author(s)
      H. Kato, and H. Yugami
    • Journal Title

      Electrochemistry 76(5)

      Pages: 334-337

    • Peer Reviewed
  • [Journal Article] Effect of chemically-induced expansion on damage of solid oxide fuel cell2008

    • Author(s)
      K. Sato, K. Yashiro, T. Hashida, T. Kawada, H. Yugami, and J. Mizusaki
    • Journal Title

      Nihon Kikai Gakkai Ronbunshu, A Hen/Transactions of the Japan Society of Mechanical Engineers Part A,74(1)

      Pages: 68-74

    • Peer Reviewed
  • [Journal Article] プロトン導電性酸化物エピタキシャル薄膜の作製とその構造及び導電特性評価2008

    • Author(s)
      井口史匡,鶴井隆雄,佐多教子,湯上浩雄
    • Journal Title

      表面科学 29(7)

      Pages: 396-400

    • Peer Reviewed
  • [Journal Article] Synthesis of La0.6Sr0.4FeO3/La0.6Sr0.4CoO3 mixed ion conducting superlattices by PLD2007

    • Author(s)
      N. Sata, K. Ikeda, F. Iguchi, and H. Yugami
    • Journal Title

      Solid State Ionics 178 (29-30)

      Pages: 1563-1567

    • Peer Reviewed
  • [Journal Article] Proton diffusion in LaSrScO3 single crystals studied by in-situ infrared absorption spectroscopy2007

    • Author(s)
      J. Liu, and H. Yugami
    • Journal Title

      Solid State Ionics 178 (27-28)

      Pages: 1507-1511

    • Peer Reviewed
  • [Journal Article] Electrical conductivity of Nd1-x Ca x Sc 1-y Mg y O3 perovskite-type oxides2007

    • Author(s)
      H. Kato, and H. Yugami
    • Journal Title

      ournal of Electroceramics 18(3-4)

      Pages: 219-224

    • Peer Reviewed
  • [Journal Article] Microstructures and grain boundary conductivity of BaZr1-xYxO3 (x = 0.05, 0.10, 0.15) ceramics2007

    • Author(s)
      F. Iguchi, N. Sata, T. Tsurui, and H. Yugami
    • Journal Title

      Solid State Ionics 178(7-10)

      Pages: 691-695

    • Peer Reviewed
  • [Journal Article] Study of proton-conducting oxides by artificial modulation of dopant distribution2007

    • Author(s)
      D. Hondo, T. Tsurui, N. Kuwata, N. Sata, F. Iguchi, and H. Yugami
    • Journal Title

      Solid State Ionics 178(7-10)

      Pages: 685-690

    • Peer Reviewed
  • [Journal Article] Optical absorption of Sr-doped LaScO3 single crystals2007

    • Author(s)
      J.Liu, F.Iguchi, N.Sata, and H.Yugami
    • Journal Title

      Solid State Ionics 178 (7-10)

      Pages: 521-526

    • Peer Reviewed
  • [Journal Article] Performance of BaZrO3 based proton conductors as an electrolyte for intermediate temperature operating SOFC2007

    • Author(s)
      F. Iguchi, T. Tokikawa, T. Miyoshi, T. Tsurui, Y. Nagao, N. Sata, and H. Yugami
    • Journal Title

      ECS Transactions 7 (1 PART 2)

      Pages: 2331-2336

    • Peer Reviewed
  • [Journal Article] Ionic Conductivity of Lithium Alunimo-Silicate Thin Films on SiO2 Glass and Al2O3 Substrates2007

    • Author(s)
      S. Furusawa, H. Tabuchi, and T. Tsurui
    • Journal Title

      Solid State Ionics 178

      Pages: 1033-1038

    • Peer Reviewed
  • [Journal Article] The influence of grain structures on the electrical conductivity of a BaZr0.95Y0.05O3 proton conductor2006

    • Author(s)
      F. Iguchi, T. Yamada, N. Sata, T. Tsurui, and H. Yugami
    • Journal Title

      Solid State Ionics 177

      Pages: 26-32

    • Peer Reviewed
  • [Journal Article] Oxygen permeation properties and the stability of La0.6Sr0.4Fe0.8Co0.2O3 studied by Raman spectroscopy2006

    • Author(s)
      F. Iguchi, N. Sata, H. Yugami, and H. Takamura
    • Journal Title

      Solid State Ionics 177

      Pages: 26-32

    • Peer Reviewed
  • [Journal Article] Proton conduction in LaSrScO3 single crystals2006

    • Author(s)
      J. Liu, Y. Chiba, J. Kawamura, and H. Yugami
    • Journal Title

      Solid State Ionics 177

      Pages: 2329-2332

    • Peer Reviewed
  • [Journal Article] Proton Transport and Microstructure Properties in Superlattice Thin Films Fabricated by Pulsed Laser Deposition2005

    • Author(s)
      N.Kuwata, N.Sata, T.Tsurui, H.Yugami
    • Journal Title

      Jpn. J. Appl. Phys 44(12)

      Pages: 8613-8618

    • Peer Reviewed
  • [Journal Article] Fracture properties of (CeO2) (1-x) (RO1.5) (x) (R=Y, Gd, and Sm;x=0.02-0.20) ceramics2005

    • Author(s)
      T. Ishida, F. Iguchi, K. Sato, T. Hashida, H. Yugami
    • Journal Title

      Solid State Ionics 176(31-34)

      Pages: 2417-2421

    • Peer Reviewed
  • [Journal Article] Oxygen partial pressure dependence of creep on yttria-doped ceria ceramics2005

    • Author(s)
      F. Iguchi, Y. Endo, T. Ishida, T. Yokobori, H. Yugami, T. Otake, T. Kawada, J. Mizusaki
    • Journal Title

      Solid State Ionics 176(5-6)

      Pages: 641-644

    • Peer Reviewed
  • [Journal Article] Proton Transport and Microstructure Properties in Superlattice Thin Films Fabricated by Pulsed Laser Deposition2005

    • Author(s)
      N. Kuwata, N. Sata, T. Tsurui and H. Yugami
    • Journal Title

      Japanese Journal of Applied 44

      Pages: 8613-8618

    • Peer Reviewed
  • [Journal Article] Ionic Conductivity of Amorphous Lithium Lanthanum Titanate Thin Film2005

    • Author(s)
      S. Furusawa, H. Tabuchi, T, Sugiyama, S. Tao, and J.T.S. Irvine
    • Journal Title

      Solid State Ionics 176

      Pages: 553-558

    • Peer Reviewed
  • [Journal Article] Effect of rare-earth oxides on fracture properties of ceria ceramics2004

    • Author(s)
      K. Sato, H. Yugami, T. Hashida
    • Journal Title

      Journal of Materials Science 39(18)

      Pages: 5765-5770

    • Peer Reviewed
  • [Journal Article] Mechanical and Electrical Properties of Rare earth-Doped Ceria Ceramics for SOFC Electrolytes2004

    • Author(s)
      K. Sato, H. Yugami, and T. Hashida
    • Journal Title

      Transactions of the Materials Research Society of Japan 29(4)

      Pages: 1471-1474

    • Peer Reviewed
  • [Presentation] Proton Conductivity of Y- doped SrZrO3 Epitaxial Thin Films Prepared by a Novel Low-Temperature PLD Process2008

    • Author(s)
      N. Sata
    • Organizer
      The 14th International Conference on Solid State Protonic Conductors (SSPC-14)
    • Place of Presentation
      Kyoto (Japan)
    • Year and Date
      20080907-11
  • [Presentation] Contributions of Ga additive toward sintering and electrical properties on Y-doped BaZrO3 proton conductors2008

    • Author(s)
      F. Iguchi
    • Organizer
      Pacific Rim Meeting on Electrochemical and Solid-state science (PRIME 2008)
    • Place of Presentation
      Hawaii (U.S.A)
    • Year and Date
      2008-10-16
  • [Presentation] Nanoionics Effects on Perovskite-type proton conducting thin films2008

    • Author(s)
      H. Yugami
    • Organizer
      The 14th International Conference on Solid State Protonic Conductors (SSPC-14)
    • Place of Presentation
      Kyoto (Japan)
    • Year and Date
      2008-09-11
  • [Presentation] Electrode reaction and cell performances of IT-SOFC using BaZrO3 proton conductors2008

    • Author(s)
      F. Iguchi
    • Organizer
      6th international fuel cell science, engineering & technology conference
    • Place of Presentation
      Denver (U.S.A.)
    • Year and Date
      2008-06-16
  • [Presentation] Mechanical properties of ceria based oxygen ionic conductors for SOFC2008

    • Author(s)
      H. Yugami
    • Organizer
      6th international fuel cell science, engineering & technology conference
    • Place of Presentation
      Denver (U.S.A.)
    • Year and Date
      2008-06-16
  • [Presentation] Proton dynamics in Sr-doped LaScO3 single crystals studied by impedance and optical spectroscopy2007

    • Author(s)
      J. Liu
    • Organizer
      16th international conference on Solid State Ionics (SSI-16)
    • Place of Presentation
      Shanghai (China)
    • Year and Date
      20070702-06
  • [Presentation] Grain boundary conductivity of Y-doped BaZrO3 proton conductors2007

    • Author(s)
      F. Iguchi
    • Organizer
      The 2nd international conference on physics of solid state ionics (2nd ICPSSI)
    • Place of Presentation
      Tokyo (Japan)
    • Year and Date
      2007-12-18
  • [Presentation] Structural and Electrical Properties of BaZrO3 Proton Conducting Ceramics and Epitaxial Thin Films,2006

    • Author(s)
      F. Iguchi
    • Organizer
      Electrochemistry and thermodynamics on materials processing for sustainable production : Masuko symposium
    • Place of Presentation
      Tokyo (Japan)
    • Year and Date
      2006-11-15
  • [Presentation] Interface effect on electrical properties of Y-doped BaZrO3 ceramics and thin films2006

    • Author(s)
      H. Yugami
    • Organizer
      The 58th annual meeting of the international society of electro- chemistry
    • Place of Presentation
      Banff (Canada)
    • Year and Date
      2006-09-11
  • [Presentation] Preparation of Y-doped BaZrO3 Epitaxial Thin Films by Pulsed Laser Deposition2006

    • Author(s)
      F. Iguchi
    • Organizer
      13th Solid State Proton Conductors Conference (SSPC-13)
    • Place of Presentation
      St Andrews, (U.K.)
    • Year and Date
      2006-09-05
  • [Presentation] Structural and electrical properties of BaZrO3 proton conducting oxides thin films and ceramics2006

    • Author(s)
      H. Yugami
    • Organizer
      European materials research society spring meeting (E-MRS)
    • Place of Presentation
      Nice (France)
    • Year and Date
      2006-01-01
  • [Presentation] The influence of grain structure on electrical conductivity of BaZr0.95Y0.05O3 proton conductor2005

    • Author(s)
      F. Iguchi
    • Organizer
      15th International Conference on Solid State Ionics
    • Place of Presentation
      Baden-Baden (German)
    • Year and Date
      2005-07-19
  • [Presentation] Investigation of oxygen permeation properties and stability of La0.6Sr0.4Fe0.8Co0.2O3 by raman spectroscopy2005

    • Author(s)
      F. Iguchi
    • Organizer
      15th International Conference on Solid State Ionics
    • Place of Presentation
      Baden-Baden (German)
    • Year and Date
      2005-07-19
  • [Presentation] Structural and electrical properties of LaSrCoO3/LaSrFeO3 superlattices2004

    • Author(s)
      H. Yugami
    • Organizer
      9th Asian Conference on Solid Stance Ionics
    • Place of Presentation
      Jeju (Korea)
    • Year and Date
      2004-01-09
  • [Presentation] Creep and Fracture Strength of Rare Earth Doped Ceria2004

    • Author(s)
      F. Iguchi
    • Organizer
      9th Asian Conference on Solid Stance Ionics
    • Place of Presentation
      Jeju (Korea)
    • Year and Date
      2004-01-09
  • [Book] Proceedings of the ASME 2008 6th International Fuel Cell Science, Engineering, Technology Conference. (ASME2008 6th Fuel Cell Science, Engineering, and Technology International Conference)2008

    • Author(s)
      F. Iguchi,H. Yugami
    • Total Pages
      112
    • Publisher
      American Society of Mechanical Engineers
  • [Book] 電気学会誌, (固体酸化物形燃料電池材料技術の現状, 128巻 6号)2008

    • Author(s)
      劉剄、湯上浩雄
    • Total Pages
      347-347
  • [Book] ナノイオニクス-最新技術とその展望-, (第7章)2008

    • Author(s)
      湯上浩雄
    • Total Pages
      71-79
    • Publisher
      シーエムシー出版
  • [Book] MGC材料の熱放射特性と熱光起電力発電への応用2006

    • Author(s)
      湯上浩雄
    • Total Pages
      44-49
    • Publisher
      金属・アグネ技術センター
  • [Book] Physics of Solid State Ionics, (Chapter9)2006

    • Author(s)
      S. Furusawa
    • Total Pages
      271-302
    • Publisher
      Research Signpost

URL: 

Published: 2010-06-10   Modified: 2016-04-21  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi