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2010 Fiscal Year Self-evaluation Report

Search for new rattling materials, crystal growth, and study of electron-phonon properties

Planned Research

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Project AreaEmergence of Heavy Electrons and Their Ordering
Project/Area Number 20102004
Research Category

Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)

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

Principal Investigator

TAKABATAKE Toshiro  Hiroshima University, 大学院・先端物質科学研究科, 教授 (40171540)

Project Period (FY) 2008 – 2012
Keywordsラットリング / 重い電子系化合物 / 電子・格子相互作用 / 結晶育成
Research Abstract

振幅の大きな原子の非調和振動(ラットリング)が誘起する特異な物理現象の発現を目指して,新たなラットリング物質を探索・創製する。電気伝導,熱伝導,磁化,熱膨張などのバルク物性を温度,磁場,圧力をパラメータとして測定する。それによって,重い電子状態や特異な秩序の形成,熱を運ぶ音響フォノンの散乱,超伝導クーパー対形成に対するラットリングの寄与を明らかにする。

  • Research Products

    (15 results)

All 2011 2010 2009

All Journal Article (7 results) (of which Peer Reviewed: 7 results) Presentation (6 results) Book (1 results) Patent(Industrial Property Rights) (1 results)

  • [Journal Article] Electronic- structure-driven magnetic ordering in a Kondo semiconductor CeOs_2A1_102011

    • Author(s)
      S.Kimura, T.Izuka, H.Miyazaki, A.Irizawa, Y.Muro, T.Takabatake
    • Journal Title

      Phys.Rev.Lett. 106

      Pages: 056404/1-056404/4

    • Peer Reviewed
  • [Journal Article] de Haas-van Alphen effect in SmOs_4P_<12>2011

    • Author(s)
      S.Tanaka, M.Sakoda, E.Matsuoka, H.Sugawara, R.Settai , Y.Onuki
    • Journal Title

      J.Phys. : Conf.Ser. 273

      Pages: 012060/1-012060/4

    • Peer Reviewed
  • [Journal Article] Off-center modes and glasslike thermal conductivity in the type-I clathrate Ba_8Ga_16Sn_302010

    • Author(s)
      K.Suekuni, Y.Takasu, T.Hasegawa, N.Ogita, M.Udagawa, M.A.Avila, T.Takabatake
    • Journal Title

      Phys.Rev. B81

      Pages: 205207/1-205207/5

    • Peer Reviewed
  • [Journal Article] Ferrimagnetism of new filled skutterudite SmFe_4As_<12> synthesized at high pressure2010

    • Author(s)
      T.Namiki, C.Sekine, K.Matsuhira, M.Wakeshima, I.Shirotani
    • Journal Title

      J.Phys.Soc.Jpn. 79

      Pages: 074714/1-074714/4

    • Peer Reviewed
  • [Journal Article] X-ray atomic orbital analysis of 4f and 5d electron configuration of SmB_6 at 100, 165, 230 and 2982010

    • Author(s)
      S.Funahashi, K.Tanaka, F.Iga
    • Journal Title

      K, Acta Cryst. B66

      Pages: 292-306

    • Peer Reviewed
  • [Journal Article] Quadrupole ordering in clathrate compound Ce_3Pd_20Si_62009

    • Author(s)
      T.Goto, T.Watanabe, S.Tsuduku, H.Kobayashi, Y.Nemoto, T.Yanagisawa, M.Akatsu, G Ano, O.Suzuki, N.Takeda, A.Donni, H.Kitazawa
    • Journal Title

      J.Phys.Soc.Jpn. 78

      Pages: 024716/1-024716/5

    • Peer Reviewed
  • [Journal Article] Rattling-induced superconductivity in the β-pyrochlore oxides AOs_2O_62009

    • Author(s)
      Y.Nagao, J.Yamaura, H.Ogusu, Y.Okamoto, Z.Hiroi
    • Journal Title

      J.Phys.Soc.Jpn. 78

      Pages: 064702/1-064702/21

    • Peer Reviewed
  • [Presentation] Unconventional magnetic order and superconductivity in cage compounds encapsulating rare-earth ions2010

    • Author(s)
      高畠敏郎
    • Organizer
      Inter.Conf
    • Place of Presentation
      of AUMS, Jeju, Korea(Invited)
    • Year and Date
      2010-12-07
  • [Presentation] Physical properties of unfilled skutterudite NiP_3, Intern2010

    • Author(s)
      武田直也, 他4名
    • Organizer
      Con£ on Heavy Electrons 2010
    • Place of Presentation
      首都大学東京 八王子市
    • Year and Date
      2010-09-18
  • [Presentation] Magnetic properties of new filled skutterudite compounds GdFe_4As_<12> and TbFe_4As_<12>2010

    • Author(s)
      関根ちひろ, 他3名
    • Organizer
      Intern.Con£ Strongly Correlated Electron Systems
    • Place of Presentation
      Santa Fe, USA
    • Year and Date
      2010-06-29
  • [Presentation] Magnetic order in a heavy fermion state of Yb^<2+>_<1-x>TmxB_62010

    • Author(s)
      伊賀文俊, 他8名
    • Organizer
      Intern.Conf.Strongly Correlated Electron Systems
    • Place of Presentation
      Santa Fe, USA
    • Year and Date
      2010-06-29
  • [Presentation] Raman study of crystal electric field excitations in PrRu_4P_<12>2010

    • Author(s)
      N.Ogita, T.Hasegawa, 菅原仁, H.Sato, M.Udagawa
    • Organizer
      Intern.Conf Strongly Correlated Electron Systems
    • Place of Presentation
      Santa Fe, USA
    • Year and Date
      2010-06-28
  • [Presentation] Thermoelectric clathrates with off-center rattling ions2010

    • Author(s)
      高畠敏郎
    • Organizer
      29^<th> Intern.Cont.on Thermoelectrics
    • Place of Presentation
      Shanghai, China(基調講演)
    • Year and Date
      2010-03-30
  • [Book] Magnetic properties of filled skutterudites(in Handbook of Magnetic Materials)Vol.18, Chap.12009

    • Author(s)
      H.Sato, H.Sugawara, Y.Aoki, H.Harima
    • Total Pages
      1-110
    • Publisher
      by K.H.J.Buschow (Elsevier, North-Holland
  • [Patent(Industrial Property Rights)] クラスレート化合物, 熱電変換材料, およびそれらの製造方法2010

    • Inventor(s)
      高畠敏郎, 才賀裕太, 他4名
    • Industrial Property Rights Holder
      国立大学法人広島大学, 株式会社デンソー
    • Industrial Property Number
      特願.2010-108524
    • Filing Date
      2010-05-10

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Published: 2012-03-09   Modified: 2016-04-21  

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