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2008 Fiscal Year Final Research Report

Preparation and physical properties of sub-micron size multi-components particles with specific structures

Research Project

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Project/Area Number 18750115
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Functional materials chemistry
Research InstitutionNagoya University

Principal Investigator

YOSHIKAWA Hirofumi  Nagoya University, 大学院・理学研究科, 助教 (60397453)

Project Period (FY) 2006 – 2008
Keywords中空球 / マグネタイト / 磁性 / 酸化チタン / 太陽電池 / ミー散乱
Research Abstract

ナノからサブミクロンサイズの物質はサイズの減少に伴う体積減少や表面変化によって、多くの物性および機能においてバルク体とは異なる性質を示す。本研究では、新奇な磁気機能の獲得を目指して、直径500nm程度の金属酸化物及び金属からなる中空球殻磁性体の化学合成をおこなった。このような中空球に関して物性を測定したところ、バルクには見られない中空球構造に特異な磁気物性や光物性(太陽電池特性や光触媒能など)を見出すことができた。

  • Research Products

    (23 results)

All 2009 2008 2007 2006 Other

All Journal Article (10 results) (of which Peer Reviewed: 10 results) Presentation (10 results) Remarks (1 results) Patent(Industrial Property Rights) (2 results)

  • [Journal Article] Green magnetite (Fe3O4): Unusual optical Mie scattering and magnetic isotropy of submicron-size hollow spheres2009

    • Author(s)
      Q.-L. Ye, H. Yoshikawa, S. Bandow, and K. Awaga
    • Journal Title

      Appl. Phys. Lett. 94

      Pages: 063114/1-063114/3

    • Peer Reviewed
  • [Journal Article] Electrochemical and Electrochromic Properties of Octathio[8]circulene Thin Films in Ionic Liquids2008

    • Author(s)
      T. Fujimoto, M. M. Matsushita, H. Yoshikawa, and K. Awaga
    • Journal Title

      J. Am. Chem. Soc. 130

      Pages: 15790-15791

    • Peer Reviewed
  • [Journal Article] Diverse magnetic and electrical properties of molecular solids containing the thiazyl radical BDTA2008

    • Author(s)
      K. Awaga, Y. Umezono, W. Fujita, H. Yoshikawa, H.-B. Cui, H. Kobayashi, S. S. Staniland, and N. Robertson
    • Journal Title

      Inorg. Chim. Acta. 361

      Pages: 3761-3770

    • Peer Reviewed
  • [Journal Article] Molecular, Crystal, and Thin-Film Structures of Octathio[8]circulene: Release of Anti-Aromatic Molecular Distortion and Lamellar Structure of Self-Assembling Thin Films2008

    • Author(s)
      T. Fujimoto, R. Suizu, H. Yoshikawa, and K. Awaga
    • Journal Title

      Chem. -Eur. J. 14

      Pages: 6053-6056

    • Peer Reviewed
  • [Journal Article] Preparation, photocatalytic activities and dye-sensitized solar-cell performance of submicron-scale TiO2 hollow spheres2008

    • Author(s)
      Y. Kondo, H. Yoshikawa, K. Awaga, M. Murayama, T. Mori, K. Sunada, S. Bandow, and S. Iijima
    • Journal Title

      Langmuir 24

      Pages: 547-550

    • Peer Reviewed
  • [Journal Article] Rechargeable Molecular Cluster Batteries2007

    • Author(s)
      H. Yoshikawa, C. Kazama, K. Awaga, M. Satoh, and J. Wada
    • Journal Title

      Chem. Commun.

      Pages: 3169-3170

    • Peer Reviewed
  • [Journal Article] Electrochromism and Stable n-Type Doping of Highly Oriented Thin Films of Tetrakis(thiadiazole)porphyrazine2007

    • Author(s)
      Y. Miyoshi, M. Kubo, T. Fujinawa, Y. Suzuki, H. Yoshikawa, and K. Awaga
    • Journal Title

      Angew. Chem. Int. Ed. 46

      Pages: 5532-5536

    • Peer Reviewed
  • [Journal Article] Effects of the unique shape of submicron magnetite hollow spheres on magnetic properties and domain states2007

    • Author(s)
      Q.-L. Ye, Y. Kozuka, H. Yoshikawa, K. Awaga, S. Bandow, and S. Iijima
    • Journal Title

      Phys. Rev. B 75

      Pages: 224404/1-224404/5

    • Peer Reviewed
  • [Journal Article] 1D helical polymeric chain with pseudo-53 screw axis formed by cuprophilicity; synthesis and crystal structure of copper(I) pivalate2006

    • Author(s)
      T. Sugiura, H. Yoshikawa, and K. Awaga
    • Journal Title

      Inorg. Chem. 45

      Pages: 7584-7586

    • Peer Reviewed
  • [Journal Article] Phase Selective Preparations and Surface Modifications of Spherical Hollow Nanomagnets2006

    • Author(s)
      M. Ohnishi, Y. Kozuka, Q.-L. Ye, H. Yoshikawa, K. Awaga, R. Matsuno, M. Kobayashi, A. Takahara, T. Yokoyama, S. Bandow, and S. Iijima
    • Journal Title

      J. Mater. Chem. 16

      Pages: 3215-3220

    • Peer Reviewed
  • [Presentation] Mn12クラスター電池の電池特性と反応機構2008

    • Author(s)
      吉川浩史、濱中俊、高田早矢加、近藤良彦、阿波賀邦夫、横山利彦、和田潤、芥川奈緒、佐藤正春
    • Organizer
      第2回分子科学討論会
    • Place of Presentation
      福岡
    • Year and Date
      20080924-27
  • [Presentation] Molecular Cluster Batteries-Mn12 can be a cathode active material!2008

    • Author(s)
      H. Yoshikawa, S. Takata, Y. Kondo, K. Awaga, T. Yokoyama, J. Wada, N. Akutagawa, M. Satoh
    • Organizer
      38th International Conference on Coordination Chemistry(ICCC38)
    • Place of Presentation
      Jerusalem, Israel
    • Year and Date
      20080720-25
  • [Presentation] コバルトフェライト-酸化コバルト複成分中空球殻磁性体の作成と磁気的性質2008

    • Author(s)
      長屋貴量、叶全林、吉川浩史、阿波賀邦夫、坂東俊治、飯島澄男
    • Organizer
      日本化学会第88春季年会
    • Place of Presentation
      東京
    • Year and Date
      20080326-30
  • [Presentation] 分子クラスター電池の反応機構解明2008

    • Author(s)
      吉川浩史、高田早矢加、近藤良彦、阿波賀邦夫、横山利彦、和田潤、芥川奈緒、佐藤正春
    • Organizer
      日本化学会第88春季年会
    • Place of Presentation
      東京
    • Year and Date
      20080326-30
  • [Presentation] Fabrications of Rechargeable Molecular Cluster Batteries2007

    • Author(s)
      H. Yoshikawa, S. Takata, C. Kazama, K. Awaga, M. Satoh, K. Watanabe, J. Wada
    • Organizer
      A Joint Conference of the International Symposium on Electron Spin Science and the 46th Annual Meeting of the Society of Electron Spin Science and Technology
    • Place of Presentation
      Shizuoka, Japan
    • Year and Date
      20071106-09
  • [Presentation] 飯島澄男サブミクロン二酸化チタン中空球の合成とその応用2007

    • Author(s)
      近藤良彦、吉川浩史、阿波賀邦夫、村山正樹、森竜雄、橋本和仁、砂田香矢乃、坂東俊治
    • Organizer
      第1回分子科学討論会
    • Place of Presentation
      仙台
    • Year and Date
      20070917-20
  • [Presentation] Mn12分子クラスター二次電池の作製とその性質2007

    • Author(s)
      吉川浩史、高田早矢加、風間千恵子、阿波賀邦夫、和田潤、佐藤正春
    • Organizer
      第1回分子科学討論会
    • Place of Presentation
      仙台
    • Year and Date
      20070917-20
  • [Presentation] 機能性有機-無機複合クラスター物質の開拓と応用2007

    • Author(s)
      吉川浩史
    • Organizer
      物質合成研究機関連携事業第2回大学間連携・若手フォーラム
    • Place of Presentation
      名古屋大学
    • Year and Date
      2007-11-02
  • [Presentation] Pseudo-single-domain state and physical properties of submicron magnetite hollow spheres2006

    • Author(s)
      Quan-Lin Ye, Yasuharu Kozuka, Hirofumi Yoshikawa, Kunio Awaga, Atsushi Takahara, Shunji Bandow, Sumio Iijima
    • Organizer
      日本物理学会2006年秋季大会
    • Place of Presentation
      千葉
    • Year and Date
      20060923-26
  • [Presentation] サブミクロン球殻クラスターの合成と性質2006

    • Author(s)
      吉川浩史
    • Organizer
      物質合成研究機関連携事業 大学間連携・第二回物質合成フォーラム
    • Place of Presentation
      京都大学
    • Year and Date
      2006-07-14
  • [Remarks] ホームページ等

    • URL

      http://mbox.chem.nagoya-u.ac.jp/~awagak/yoshikawa.html

  • [Patent(Industrial Property Rights)] 分子クラスター二次電池2008

    • Inventor(s)
      阿波賀邦夫、吉川浩史、和田潤
    • Industrial Property Rights Holder
      名古屋大学, 日本化成株式会社
    • Patent Publication Number
      特許権,特開2008-204668
    • Acquisition Date
      2008-09-04
  • [Patent(Industrial Property Rights)] 分子クラスター二次電池2007

    • Inventor(s)
      阿波賀邦夫、吉川浩史、和田潤
    • Industrial Property Rights Holder
      名古屋大学, 日本化成株式会社
    • Industrial Property Number
      特許権,特願2007-037128
    • Filing Date
      2007-02-19

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

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