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High-quality single-crystal growth and the research of the electronic state of the filled-skutterudite compounds

Research Project

Project/Area Number 20540358
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Condensed matter physics II
Research InstitutionThe University of Tokushima

Principal Investigator

SUGAWARA Hitoshi  The University of Tokushima, 大学院・理学研究科, 教授 (60264587)

Project Period (FY) 2008 – 2010
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2010: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2009: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2008: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
Keywords物性実験 / 強相関電子系 / 低温物性 / 磁性 / 超伝導 / 低温特性 / 熱電材料
Research Abstract

In this research, I have grown highr-quality single-crystals of the filled-skutterudites RT_4X_<12>(R=rare earth, T=Fe, Ru, Os, X=P, As, Sb) and the cage-structure compounds RT_2Al_<10> by using the flux-method and the high-pressure synthesis, and studied the electronic states by using the resistivity, magnetization, specific heat and the de Haas-van Alphen effect etc. As the result, we heve gained new information about the uncoventional magnetism and superconductivity in these compounds.

Report

(4 results)
  • 2010 Annual Research Report   Final Research Report ( PDF )
  • 2009 Annual Research Report
  • 2008 Annual Research Report
  • Research Products

    (31 results)

All 2011 2010 2009 2008 Other

All Journal Article (15 results) (of which Peer Reviewed: 15 results) Presentation (12 results) Book (2 results) Remarks (2 results)

  • [Journal Article] de Haas-van Alphen effect in SmOs^4P^122011

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

      J.Phys.: Conference Series Vol.273

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Suppression of time-reversal symmetry breaking superconductivity in Pr(Os_<1-x>Ru_x)_4Sb_12 and Pr_<1-y>LayOs_4Sb_122011

    • Author(s)
      Lei Shu, W.Higemoto, Y.Aoki, A.D.Hillier, K.Ohishi, K.Ishida, R.Kadono, A.Koda, O.O.Bernal, D.E.MacLaughlin, Y.Tunashima, Y.Yonezawa, S.Sanada, D.Kikuchi, H.Sato, H.Sugawara, T.U.Ito, M.B.Maple
    • Journal Title

      Phys.Rev.B Vol.83

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Suppression of time-reversal symmetry breaking superconductivity in Pr(Os_<1-x>Ru_x)_4 Sb_<12> and Pr_<1-y>LayOs_4Sb_<12>2011

    • Author(s)
      L.S.Shu, et al.
    • Journal Title

      Physical Review B

      Volume: Vol.83

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] de Haas-van Alphen effect in SmOs_4P_<12>2011

    • Author(s)
      S.Tanaka, et al.
    • Journal Title

      I.Physics.: Conference Series

      Volume: Vol.273

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Superconducting Characteristics of Filled Skuttrerudites LaPt_2Ge_12 and PrPt_2Ge_12: ^<73>Ge-NQdR/NMR Studies2010

    • Author(s)
      F.Kanetake, H.Mukuda, Y.Kitaoka, K.Magishi, H.Sugawara, K.M.Itoh, E.Haller
    • Journal Title

      J.Phys.Soc.Jpn. Vol.79, No.6

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Superconducting characteristics of filled skuttrerudites LaPt_2Ge_<12> and PrPt_2Ge_<12> : ^<73>Ge-NQdR/NMR studies2010

    • Author(s)
      F.Kanetake, et al.
    • Journal Title

      Journal of the physical society of Japan

      Volume: Vol.79 No.6

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Fermi surface of the Pr-based filled skutterudite compound PrOs_4P_122009

    • Author(s)
      H.Sugawara, Y.Iwahashi, K.Magishi, T.Saito, K.Koyama, H.Harima, D.Kikuchi, H.Sato, T.Endo, R.Settai, Y.Onuki
    • Journal Title

      Phys.Rev.B Vol.79, Issue 3

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Electronic hybridization effect on 4f electron crystal field states of PrOs_4P_^<12>2009

    • Author(s)
      K.Iwasa, et al.
    • Journal Title

      Physical Review B Vol.79

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Anomalous properties in the low-carrier ordered phase of PrRu_4P_<12> : Consequence of hybridization between conduction and Pr 4f electrons2009

    • Author(s)
      S.R.Saha, et al.
    • Journal Title

      Physical Review B Vol.80

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Systematic Study of Lattice Specific Heat of Filled Skutterudites2009

    • Author(s)
      K.Matsuhira, et al.
    • Journal Title

      Journal of Physical Society of Japan Vol.78 No.12

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Fermi surface of the Pr-based filled skutterudite compound PrOs_4P_<12>2009

    • Author(s)
      H. Sugawara, et al.
    • Journal Title

      Physical Review B 79

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Electrical, Magnetic and NMR Studies of Ge-based Filled Skutterudites RPt_4Ge_12 (R=La, Ce, Pr, Nd)2008

    • Author(s)
      M.Toda, H.Sugawara, K.Magishi, T.Saito, K.Koyama, Y.Aoki, H.Sato
    • Journal Title

      J.Phys.Soc.Jpn. Vol.77, No.12

    • NAID

      110007021677

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Anomalous Electronic Behaviors in Ferromagnetic Kondo Lattice SmFe_4P_122008

    • Author(s)
      D.Kikuchi, H.Sugawara, K.Tanaka, H.Aoki, M.Kobayashi, S.Sanada, K.Kuwahara, Y.Aoki, H.Shishido, R.Settai, Y.Onuki, H.Harima, H.Sato
    • Journal Title

      J.Phys.Soc.Jpn. Vol.77, No.11

    • NAID

      110006983752

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Anomalous Electronic Behaviors in Ferromagnetic Kondo Lattice SmFe_4P_<12>2008

    • Author(s)
      D. Kikuchi, et al.
    • Journal Title

      Journal of Physical Society of Japan 77

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Electrical, Magnetic and NMR Studies of Ge-based Filled Skutterudites RPt_4Ge_<12> (R= La, Ce, Pr, Nd)2008

    • Author(s)
      M. Toda, et al.
    • Journal Title

      Journal of Physical Society of Japan 77

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] RT_2Al_10(R=La, Pr,T=Fe, Ru, Os)の基礎物性2011

    • Author(s)
      迫田將仁, 田中修平, 松岡英一, 菅原仁, 櫻井敬博, 太田仁, 松田達磨, 芳賀芳範
    • Organizer
      日本物理学会第66回年次季大会
    • Place of Presentation
      新潟大学五十嵐キャンパス
    • Year and Date
      2011-03-25
    • Related Report
      2010 Final Research Report
  • [Presentation] RRu_2Al_10(R=La,Pr)の電気的・磁気的特性2010

    • Author(s)
      迫田將仁, 田中修平, 松岡英一, 菅原仁, 播磨尚朝, 櫻井敬博, 太田仁, 本多史憲, 摂待力生, 大貫惇睦, 松田達磨, 芳賀芳範
    • Organizer
      日本物理学会2010年秋季大会
    • Place of Presentation
      大阪府立大学中百舌鳥キャン
    • Year and Date
      2010-09-23
    • Related Report
      2010 Final Research Report
  • [Presentation] RRu_2Al_<10>(R=La, Pr)の電気的・磁気的特性2010

    • Author(s)
      迫田将仁, 他
    • Organizer
      日本物理学会2010秋季大会
    • Place of Presentation
      大阪府立大学(大阪府)
    • Year and Date
      2010-09-23
    • Related Report
      2010 Annual Research Report
  • [Presentation] Low Temperature Electrical and Magnetic Properties in RRu_2Al_10(R=La,Pr)2010

    • Author(s)
      M.Sakoda, S.Tanaka, Y.Inoue, K.Kumauchi, E.Matsuoka, H.Sugawara, T.Sakurai, H.Ohta, T.D.Matsuda, Y.Haga
    • Organizer
      International Conference on Heavy Electrons (ICHE2010)
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2010-09-17
    • Related Report
      2010 Final Research Report
  • [Presentation] Heat capacity measurement of SmOs_4Sb_12 under high pressure2010

    • Author(s)
      T.C.Kobayashi, Y.Kawasaki, K.Miyazawa, Y.Ikeda, S.Araki, H.Kotegawa, H.Sugawara, D.Kikuchi, H.Sato
    • Organizer
      International Conference on Heavy Electrons (ICHE2010)
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2010-09-17
    • Related Report
      2010 Final Research Report
  • [Presentation] LaRu_2Al_10のdHvA効果2010

    • Author(s)
      迫田將仁, 田中修平, 松岡英一, 菅原仁, 播磨尚朝, 櫻井敬博, 太田仁, 本多史憲, 摂待力生, 大貫惇睦, 松田達磨, 芳賀芳範
    • Organizer
      新学術領域研究「重い電子系の形成と秩序化」ワークショップ~希薄f電子格子系の新しい秩序~
    • Place of Presentation
      高知大学朝倉キャンパス
    • Year and Date
      2010-08-01
    • Related Report
      2010 Final Research Report
  • [Presentation] De Haas-van Alphen effect in SmOs_4P_122010

    • Author(s)
      S.Tanaka, M.Sakoda, E.Matsuoka, H.Sugawara, R.Settai, Y.Onuki
    • Organizer
      International Conference on Strongly Correlated Electron Systems (SCES2010)
    • Place of Presentation
      Santa Fe, USA.
    • Year and Date
      2010-06-28
    • Related Report
      2010 Final Research Report
  • [Presentation] SmOs_4P_12のドハース・ファンアルフェン効果2010

    • Author(s)
      田中修平, 迫田将仁, 菅原仁, 摂待力生, 大貫惇睦
    • Organizer
      日本物理学会第65回年次大会
    • Place of Presentation
      岡山大学津島キャンパス
    • Year and Date
      2010-03-21
    • Related Report
      2010 Final Research Report
  • [Presentation] SmOs_4P_<12>のドハース・ファンアルフェン効果2010

    • Author(s)
      田中修平, 他
    • Organizer
      日本物理学会第65回年次大会
    • Place of Presentation
      岡山大学(岡山県)
    • Year and Date
      2010-03-21
    • Related Report
      2009 Annual Research Report
  • [Presentation] Temperature evolution of crystal field splitting in PrOs_4P_122009

    • Author(s)
      K.Iwasa, K.Saito, Y.Murakami, H.Sugawara
    • Organizer
      International Conference on Magnetism 2009
    • Place of Presentation
      Karlsruhe, Germany
    • Year and Date
      2009-07-27
    • Related Report
      2010 Final Research Report
  • [Presentation] 高圧合成により作製された高充填率CeFe_4Sb_<12>の電子輸送特性2008

    • Author(s)
      菅原 仁, 他
    • Organizer
      日本物理学会2008年秋季大会
    • Place of Presentation
      岩手大学(盛岡市)
    • Year and Date
      2008-09-23
    • Related Report
      2008 Annual Research Report
  • [Presentation] 高圧合成により作製された高充填率CeFe_4Sb_12の電子輸送特性2008

    • Author(s)
      菅原仁, 齊藤隆志, 龍岡翔, 田中謙弥, 佐藤英行, Gerald Giester,Peter Rogl
    • Organizer
      日本物理学会2008年秋季大会
    • Place of Presentation
      岩手大学
    • Year and Date
      2008-09-20
    • Related Report
      2010 Final Research Report
  • [Book] HANDBOOK OF MAGNETIC MATERIALS(VOLUME 18, Chapter 1)(Magnetic Properties of Filled Skutterudites)(edited by K.H.J.Buschow.)2009

    • Author(s)
      H.Sato, H.Sugawara, Y.Aoki, H.Harima
    • Publisher
      Elsevier North-Holland
    • Related Report
      2010 Final Research Report
  • [Book] HANDBOOK OF MAGNETIC MATERIALS, VOLUME 18, Chapter 1, Magnetic Properties of Filled Skutterudites2009

    • Author(s)
      H.Sato, et al.
    • Total Pages
      110
    • Publisher
      Elsevier(North-Holland)
    • Related Report
      2009 Annual Research Report
  • [Remarks] ホームページ等

    • URL

      http://www.phys.sci.kobe-u.ac.jp/faculty/sugawara.html

    • Related Report
      2010 Final Research Report
  • [Remarks]

    • URL

      http://pub2.db.tokushima-u.ac.jp/ERD/person/82343/profile-ja.html

    • Related Report
      2008 Annual Research Report

URL: 

Published: 2008-04-01   Modified: 2020-05-15  

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