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Investigations of Lattice Dynamical Properties in Filled Skutterudite Compounds

Research Project

Project/Area Number 15072205
Research Category

Grant-in-Aid for Scientific Research on Priority Areas

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

Principal Investigator

UDAGAWA Masayuki  Hiroshima University, 総合科学研究科, 教授 (70144889)

Co-Investigator(Kenkyū-buntansha) OGITA Norio  広島大学, 大学院・総合科学研究科, 准教授 (90211812)
TAKABATAKE Toshiro  広島大学, 大学院・先端物質科学研究科, 教授 (40171540)
IGA Fumitoshi  広島大学, 大学院・先端物質科学研究科, 准教授 (60192473)
UMEO Kazunori  広島大学, 自然科学研究支援開発センター, 准教授 (10223596)
TANIGUCHI Masaki  広島大学, 大学院・理学研究科, 教授 (10126120)
Project Period (FY) 2003 – 2007
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥131,500,000 (Direct Cost: ¥131,500,000)
Fiscal Year 2007: ¥25,800,000 (Direct Cost: ¥25,800,000)
Fiscal Year 2006: ¥25,600,000 (Direct Cost: ¥25,600,000)
Fiscal Year 2005: ¥29,700,000 (Direct Cost: ¥29,700,000)
Fiscal Year 2004: ¥26,400,000 (Direct Cost: ¥26,400,000)
Fiscal Year 2003: ¥24,000,000 (Direct Cost: ¥24,000,000)
Keywords充填スクッテルダイト / カゴ状化合物 / 格子振動 / 熱電変換 / ラマン散乱 / 非調和振動 / 非中心ラットリング / 光電子分光 / 希土類充填スクッテルダイト / 熱電特性 / ラットリング / 結晶場励起 / 電子-格子相互作用 / 熱励起ラットリング / 量子トンネリング / アルカリ土類充填スクッテルダイト / 熱電物性 / ゲストイオンの運動 / ラットリングモード / 量子トンネルモード / f-p混成 / 原子間相互作用 / 構造相転移 / 4f電子状態
Research Abstract

充填スクッテダイトのみならず,I型クラスレートやβ-パイロクロアなどの一連のカゴ状化合物についてのラマン散乱測定から,大きなカゴに中の小さなゲスト原子は大振幅の振動であり,これが4次の非調和項によることを実験的に明らかにした。また,カゴ自身もゲスト原子の運動で大きく歪むことがROs4Sb12で得られた。また,熱電材料の無次元性能指数ZTが1に近い実用可能な物質もスクッテルダイトやクラスレートで発見した。特に,高性能熱電性能には,ゲスト原子の非中心位置での回転運動が重要であることを初めて解明した。

Report

(6 results)
  • 2008 Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • 2005 Annual Research Report
  • 2004 Annual Research Report
  • 2003 Annual Research Report
  • Research Products

    (84 results)

All 2008 2007 2006 2005 2004 Other

All Journal Article (53 results) (of which Peer Reviewed: 20 results) Presentation (13 results) Book (5 results) Remarks (1 results) Publications (12 results)

  • [Journal Article] Off-center Rattling and Anistropic Expansion of Type-I Clathrates Stidied by Raman Scattering2008

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

      Phys. Rev. Letters 100

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Simultaneous structure and carrier tuning of dimorphic clathrate Ba8Ga16Sn302008

    • Author(s)
      K. Suekuni, M. A. Avila, K. Umeo, H.Fukuoka, S. Yamanaka, T. Nakagawa, T.Takabatake;
    • Journal Title

      Phys. Rev. B 77

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Raman Scattering Study of Guest Ion Motion in Cage Compounds2008

    • Author(s)
      M.Udagawa, T.Hasegawa, Y.Takasu, N.Ogita, K.Suekuni, M.A.Avila, T.Takabatake, Y.Ishikawa, N.Takeda, Y.Nemoto, T.Goto, H.Sugawara, D.Kikuchi, H.Sato, C.Sekine, I.Shirotani, J.Yamaura, Y.Nagao, Z.Hiroi
    • Journal Title

      Journal of Physical Society of Japan 77 Suppl.A

      Pages: 142-147

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Raman Scattering Study of Guest Ion Motion in Cage Compounds2008

    • Author(s)
      Investigations of Lattice Dynamical Properties in Filled Skutterudite Compounds M.Udagawa, T.Hasegawa, Y.Takasu, N.Ogita, K.Suekuni, M.A.Avila, T.Takabatake,Y.Ishikawa, N.Takeda, Y.Nemoto, T.Goto, H.Sugawara, D.Kikuchi, H.Sato, C.Sekine,I.Shirotani, J.Yamaura, Y.Nagao, Z.Hiroi
    • Journal Title

      Journal of Physical Society of Japan 77 Suppl.A

      Pages: 142-147

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] First-principles calculation of lattice dynamics of skutterudite compounds2008

    • Author(s)
      T.Hasegawa, Y.Takasu, N.Ogita, M.Udagawa
    • Journal Title

      Journal of Physical Society of Japan 77 Suppl.A

      Pages: 248-250

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Ba8Ga16Sn30 with type-I clathrate structure : Drastic suppression of heat conduction2008

    • Author(s)
      M. A. Avila, K. Suekuni, K.Umeo, H.Fukuoka, S. Yamanaka, T. Takabatake
    • Journal Title

      Appl. Phys. Lett 92

    • Related Report
      2008 Final Research Report
  • [Journal Article] Raman scattering in Kos_2O_62008

    • Author(s)
      T.Hasegawa
    • Journal Title

      Physical Review B 77

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Direct Observation of Low-Energy Sm Phonon in SmRu_4P_<12>2008

    • Author(s)
      S.Tsutsui
    • Journal Title

      Journal of Physical Society of Japan 77

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Ba_8Ga_1Sn_<30> with type-I clathrate structure: Dramatic suppression of heat conduction2008

    • Author(s)
      M. A. Avila
    • Journal Title

      Appllied Physics Latters 92

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Raman scattering study of skutterudites compounds2007

    • Author(s)
      N.Ogita
    • Journal Title

      Journal of Magnetism and Magnetic Materials 310

      Pages: 948-950

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Raman scattering study of type-I clathrate compounds: A_8Ga_16Ge_30(A=Eu,Sr, Ba)2007

    • Author(s)
      Y.Takasu
    • Journal Title

      Journal of Magnetism and Magnetic Materials 310

      Pages: 954-956

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Raman scattering on La_3Pd_20X_6(X=Si, Ge)2007

    • Author(s)
      T.Hasagawa
    • Journal Title

      Journal of Magnetism and Magnetic Materials 310

      Pages: 984-986

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Raman Scattering Study of Filled Skutterudite Compounds2007

    • Author(s)
      N.Ogita
    • Journal Title

      Journal of Physics: Conference Series 92

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Raman Scattering of Type-I Clathrate Compounds: A_8Ga_16Ge_<30> (A = Eu, Sr, Ba) and Sr_8Ga_16Si_<30-x>Ge_x2007

    • Author(s)
      Y.Yakasu
    • Journal Title

      Journal of Physics: Coference Series 92

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Raman Scattering on KO_s2O_62007

    • Author(s)
      T.Hasegawa
    • Journal Title

      Journal of Physics: Conference Series 92

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Low-Lying Optical Modes in Filled Skutterudites using Inelastic X-ray Scattering Techniques2007

    • Author(s)
      S.Tsutsui
    • Journal Title

      Journal of Physics: Conference Series 92

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Nearly ferromagnetic state probed by Sb- NQR in filled skutterudite La_0.88Fe_4Sb_122007

    • Author(s)
      M. Matsumura
    • Journal Title

      Journal of Magnetism and Magnetic Materials. 310

      Pages: 1035-1037

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Cage-size control of guest vibration and thermal conductivity in Sr_8Ga_16Si_<30-x>Ge_x2007

    • Author(s)
      K. Suekuni
    • Journal Title

      Physical Review B 75

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Infrared study on the electronic structure of the alkaline-earth-filled skutterudites AM_4Sb_<12> (A=Sr, Ba; M=Fe, Ru, Os)2007

    • Author(s)
      S. Kimura
    • Journal Title

      Physical Review B 75

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Low-temperature thermoelectric properties of Yb_<14>MSb_<11> (M=Mn, Zn)2007

    • Author(s)
      R. A. Ribeiro
    • Journal Title

      Journal of Physics: Condensed Matter 19

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Dynamical properties of guestions in the type-I clathrate compounds X8Ga16Ge30(X=Eu,Sr,Ba) investigated by Raman scattering2006

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

      Phys. Rev. B 74

    • NAID

      120000880272

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Dynamical properties of guest ions the type-1 clathrate compounds X_8Ga_<16>Ge_<30>(X=Eu,Sr,Ba)investigated by Raman scattering2006

    • Author(s)
      高須, 荻田, 宇田川, 高畠 他5名
    • Journal Title

      Physical Review B 74

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Study of Phonon Anomalies of Rare Earth Hexaborides RB_6.2006

    • Author(s)
      神木, 桑原, 荻田, 宇田川, 伊賀
    • Journal Title

      Journal of Physical Society of Japan 75

    • NAID

      110004799233

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Raman scattering investigation of filled skutterudite PrRu_4P_<12>.2006

    • Author(s)
      荻田, 宇田川 他3名
    • Journal Title

      Physica B 378-380

      Pages: 206-208

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Glasslike versus crystalline thermal conductivity in carrier-tuned Ba_8Ga_<16>X_<30> clathrates (X=Ge, Sn)2006

    • Author(s)
      M.A.Avila, 高畠 他4名
    • Journal Title

      Physical Review B 74

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Reduced thermal conductivity and strong electron-phonon interaction in enhanced Pauli paramagnets AOs_4Sb_<12>(A=Sr,Ba)2006

    • Author(s)
      松岡, 高畠 他3名
    • Journal Title

      Journal of Physical Society of Japan 75

    • NAID

      110003482832

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Direct observation of a quasipariticle band in CeIrIn5 : An angle-resolved photoemission spectroscopy study.2006

    • Author(s)
      藤森, 谷口 他12名
    • Journal Title

      Physical Review B 73

    • Related Report
      2006 Annual Research Report
  • [Journal Article] High-resolution photoemission study of the temperature-dependent c-f hybridization gap in the Kondo semiconductor YbB_<12>2006

    • Author(s)
      竹田, 谷口, 伊賀, 高畠 他4名
    • Journal Title

      Physical Review B 73・3

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Photoemission and inverse photoemission study of the electronic structure of C_<60> fullerenes encapsulated in single-walled carbon nanotubes2006

    • Author(s)
      塩澤, 谷口 他16名
    • Journal Title

      Physical Review B 73・7

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Direct evidence of band modification and suppression of superstructure in TiSe_2 upon Fe intercalation : An angle-resolved photoemission study2006

    • Author(s)
      X.Y.Cui, 谷口 他13名
    • Journal Title

      Physical Review B 73・8

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Bulk-and Surface-Sensitive High-Resolution Photoemission Study of Two Mott-Hubbard Systems : SrVO_3 and CaVO_32006

    • Author(s)
      江口, 谷口 他15名
    • Journal Title

      Physical Review Letters 96・7

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Electronic Structure of Charge-and Spin-Controlled Sr_<1-x-y>La_<x+y>Ti_<1-x>Cr_xO_32006

    • Author(s)
      岩澤, 谷口 他7名
    • Journal Title

      Physical Review Letters 96・6

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Tunable charge carrier and thermoelectricity of single-crystal Ba_8Ga_<16>Sn_<30>2006

    • Author(s)
      M.A.Avila, 高畠 他4名
    • Journal Title

      J.Phys. : Cond.Matter 18

      Pages: 1585-1592

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Reduced thermal conductivity and strong electron-phonon interaction in enhanced Pauli paramagnets AOs_4Sb_<12> (A = Sr, Ba)2006

    • Author(s)
      松岡, 梅尾, 高畠 他2名
    • Journal Title

      J.Phys.Soc.Jpn. 75

    • NAID

      110003482832

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Infrared absorption study of Ca_<2-x>Na_xCuO_2X_2 (X=Cl,Br)2005

    • Author(s)
      銭谷, 荻田, 宇田川 他4名
    • Journal Title

      J.Phys.Soc.Japan 74

      Pages: 1877-1878

    • NAID

      110001979629

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Raman scattering study of filled skutterudite PrRu_4P_<12>2005

    • Author(s)
      荻田, 宇田川 他6名
    • Journal Title

      Physica B 359-361

      Pages: 847-849

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Phonon Raman scattering of RFe_4P_<12> and ROs_4Sb_<12>2005

    • Author(s)
      近藤, 荻田, 宇田川 他3名
    • Journal Title

      Physica B 359-361

      Pages: 904-906

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Raman scattering study of rare-earth hexaboxide2005

    • Author(s)
      荻田, 宇田川 他6名
    • Journal Title

      Physica B 359-361

      Pages: 941-943

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Synergism of electrochemical and mechanical factors of in porous silicon growth2005

    • Author(s)
      V.Parkhutik, M.Udagawa, Y.Harima
    • Journal Title

      Phys.Stat.Sol.(a) 202

      Pages: 1374-1379

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Quantitative estimation of NH_3 partial pressure in H_2 desorbed from the Li-N-H system by Raman scattering2005

    • Author(s)
      日野, 荻田, 宇田川 他3名
    • Journal Title

      Chem.Communication

      Pages: 3038-3040

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Structural, transport, and thermal properties of the single-crystalline type-VIII clathrate Ba_8Ga_<16>Sn_<30>2005

    • Author(s)
      D.Huo, 伊賀, 高畠 他7名
    • Journal Title

      Phys.Rev.B 71

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Nearly ferromagnetic metals AFe_4Sb_<12> (A=Ca, Sr, and Ba)2005

    • Author(s)
      F.Matsuoka, 高畠 他3名
    • Journal Title

      J.Phys.Soc.Jpn. 74・5

      Pages: 1382-1385

    • Related Report
      2005 Annual Research Report
  • [Journal Article] High-pressure synthesis and transport properties of a new binary germanide, SrGe_<6-δ> (δ=0.5), with a cagelike structure2005

    • Author(s)
      H.Fukuoka, 高畠 他2名
    • Journal Title

      Inorganic Chemistry 44・5

      Pages: 1460-1465

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Elastic properties of clathrate compound Ba_8Ga_<16>Sn_<30>2005

    • Author(s)
      I.Ishii, 高畠 他4名
    • Journal Title

      Physica B 359-361

      Pages: 1210-1212

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Probing glasslike excitations in single-crystalline Sr_8Ga_<16>Ge_<30> by specific heat and thermal conductivity2005

    • Author(s)
      梅尾, 高畠 他3名
    • Journal Title

      J.Phys.Soc.Jpn. 74

      Pages: 2145-2148

    • NAID

      110001979677

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Sb NQR study of ferromagnetic instability in alkaline-earth filled skutterudites SrFe_4Sb_<12> and BaFe_4Sb_<12>2005

    • Author(s)
      M.Matsumura, 高畠 他6名
    • Journal Title

      J.Phys.Soc.Jpn. 74

      Pages: 2205-2208

    • NAID

      110001979692

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Energy band and spin-dependent many-body interactions in ferromagnetic Ni(110) : A high-resolution angle-resolved photoemission study2005

    • Author(s)
      東口, 谷口 他4名
    • Journal Title

      Physical Review B 72・21

    • NAID

      120000880584

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Phonon Raman scattering of RFe_4P_<12> and ROs_4Sb_<12>2005

    • Author(s)
      荻田, 宇田川 他5名
    • Journal Title

      Physica B 印刷中

      Pages: 3-3

    • Related Report
      2004 Annual Research Report
  • [Journal Article] Raman scattering study of filled skutterudite PrRu_4P_<12>2005

    • Author(s)
      荻田, 宇田川 他6名
    • Journal Title

      Physica B 印刷中

      Pages: 3-3

    • Related Report
      2004 Annual Research Report
  • [Journal Article] Structural, transport, and thermal properties of the single-crystal line type-VIII clathrate Ba_8Ga_<16>Sn_<30>2005

    • Author(s)
      高畠, 伊賀 他8名
    • Journal Title

      Physical Review B 71

    • Related Report
      2004 Annual Research Report
  • [Journal Article] Nearly ferromagnetic metals AFe_4Sb_<12> (A=Ca, Sr and Ba)2005

    • Author(s)
      高畠 他4名
    • Journal Title

      Journal of Physical Society of Japan 印刷中

      Pages: 4-4

    • Related Report
      2004 Annual Research Report
  • [Journal Article] A Kink in the dispersion of layered strontium ruthnate2004

    • Author(s)
      谷口 他9名
    • Journal Title

      Physical Review Letters 93

    • Related Report
      2004 Annual Research Report
  • [Journal Article] Valence transition of YbInCu_4 observed in hard x-ray photoemission spectra2004

    • Author(s)
      谷口 他19名
    • Journal Title

      Physical Review Letters 93

    • Related Report
      2004 Annual Research Report
  • [Presentation] ゲスト原子の動的性質-ラットリングモードとは?2008

    • Author(s)
      宇田川眞行
    • Organizer
      日本物理学会シンポジウム「高い対称性の誘起する揺らぎと秩序」
    • Place of Presentation
      岩手大学
    • Year and Date
      2008-09-20
    • Related Report
      2008 Final Research Report
  • [Presentation] Raman Scattering Study of Guest Ion Motion in Cage Compounds2007

    • Author(s)
      M.Udagawa
    • Organizer
      International Conference on New Quantum Phenomena in Skutterudite and related System
    • Place of Presentation
      神戸大学
    • Year and Date
      2007-09-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] Thermal Conductivity Reduction by Rattling of Nonmagnetic Guest Ions in Skutterudites AT_4Sb_<12> (A=Ca,Sr,Ba,La; T=Fe,Ru,Os) and Intermetallic Clathrates A_8Ga_<16>X_<30> (A=Sr,Ba; X=Si,Ge,Sn)2007

    • Author(s)
      T.Takabatake
    • Organizer
      International Conference on New Quantum Phenomena in Skutterudite and related System
    • Place of Presentation
      神戸大学
    • Year and Date
      2007-09-27
    • Related Report
      2007 Annual Research Report
  • [Presentation] Effects of rattling on the electrical and thermal conductivity in AO_s4Sb_<12> (A=Sr,Ba,La,Ce) single crystals2007

    • Author(s)
      S. Narazu
    • Organizer
      International Conference on New Quantum Phenomena in Skutterudite and related System
    • Place of Presentation
      神戸大学
    • Year and Date
      2007-09-27
    • Related Report
      2007 Annual Research Report
  • [Presentation] Raman Scattering Study of Filled Skutterudite Compounds2007

    • Author(s)
      N.Ogita
    • Organizer
      12^th International Conference on Phonon in Condensed Matter
    • Place of Presentation
      パリ(フランス)
    • Year and Date
      2007-07-16
    • Related Report
      2007 Annual Research Report
  • [Presentation] Dynamical Motion of a Guest Ion Studied by Raman Scattering and the Lattice Thermal Conductivity in A_8Ga_<16>Ge_<30> (A=Ba,Sr,Eu)2007

    • Author(s)
      Y.Takasu
    • Organizer
      The 26th International Conference on Thermoelectrics
    • Place of Presentation
      済州島(韓国)
    • Year and Date
      2007-06-07
    • Related Report
      2007 Annual Research Report
  • [Presentation] Thermoelectric properties of double-filled skutterudites(Ca_<1-x>La_x)Fe_<4-y>Coy_1Sb_<12>2007

    • Author(s)
      T.Takabatake
    • Organizer
      The 26_th International Conference on Thermoelectrics
    • Place of Presentation
      済州島(韓国)
    • Year and Date
      2007-06-07
    • Related Report
      2007 Annual Research Report
  • [Presentation] Thermoelectric properties of Yb_14MnSb_<11> and Yn_14ZnSb_<11 >at low temperatures2007

    • Author(s)
      Raquel A. Ribeiro
    • Organizer
      26th Inter. Conf. on Thermoelectrics
    • Place of Presentation
      済州島(韓国)
    • Year and Date
      2007-06-05
    • Related Report
      2007 Annual Research Report
  • [Presentation] Thermal conductivity and guest vibration in cage-size controlled Ba_8In_<16>Ge_<30-x>M_x(M=Si, Sn)2007

    • Author(s)
      末國晃一郎
    • Organizer
      26th Inter. Conf.on Thermoelectrics
    • Place of Presentation
      済州島(韓国)
    • Year and Date
      2007-06-04
    • Related Report
      2007 Annual Research Report
  • [Presentation] ラマン散乱で見えるゲスト原子の運動2007

    • Author(s)
      宇田川眞行
    • Organizer
      日本物理学会シンポジウム「カゴに内包された原子の局所振動」
    • Place of Presentation
      鹿児島大学
    • Year and Date
      2007-03-18
    • Related Report
      2008 Final Research Report
  • [Presentation] Raman Scattering Study of Guest Ion Motion in Cage Compounds2007

    • Author(s)
      M.Udagawa
    • Organizer
      Intern. Conf. on New Quantum Phenomena in Skutterudite and Related Systems
    • Place of Presentation
      Kobe, Japan. (Oral)
    • Related Report
      2008 Final Research Report
  • [Presentation] Thermal conductivity reduction by rattling of nonmagnetic guestions in skutterudites AT4Sb12 (A=Ca, Sr, Ba, La; T=Fe, Ru, Os) and intermetallic clathrates A8Ga16X30 (A=Sr, Ba; X=Si, Ge,Sn)2007

    • Author(s)
      T. Takabatake
    • Organizer
      Intern. Conf. on New Quantum Phenomena in Skutterudite and Related Systems
    • Place of Presentation
      Kobe, Japan. (Oral)
    • Related Report
      2008 Final Research Report
  • [Presentation] Thermoelectricity in carriercontrolled clathrates A8Ga16X30 (A=Sr, Ba; X=Ge, Sn)2006

    • Author(s)
      T. Takabatake
    • Organizer
      25th International conference on thermoelectrics
    • Place of Presentation
      Vienna, Austria
    • Related Report
      2008 Final Research Report
  • [Book] 熱電変換技術ハンドブック2008

    • Author(s)
      高畠敏郎
    • Publisher
      NTS出版
    • Related Report
      2008 Final Research Report
  • [Book] 希土類の機能と応用2006

    • Author(s)
      北川二郎, 高畠敏郎
    • Publisher
      シーエムシー出版
    • Related Report
      2008 Final Research Report
  • [Book] 熱電変換システムの高効率化・高信頼性化技術2006

    • Author(s)
      高畠敏郎
    • Publisher
      技術情報協会
    • Related Report
      2008 Final Research Report
  • [Book] 熱電変換システムの高効率化・高信頼性化技術第1章 第4節充填スクッテルダイト2006

    • Author(s)
      高畠敏郎
    • Publisher
      技術情報協会
    • Related Report
      2006 Annual Research Report
  • [Book] 希土類の機能と応用,第5章 エレクトロニクス機能分野への応用 4.熱電変換材料2006

    • Author(s)
      北川二郎, 高畠敏郎
    • Total Pages
      6
    • Publisher
      シーエムシー出版
    • Related Report
      2005 Annual Research Report
  • [Remarks]

    • URL

      http://www.org.kobe-u.ac.jp/skut/

    • Related Report
      2007 Annual Research Report
  • [Publications] 荻田, 宇田川, 伊賀 他5名: "Raman scattering investigation of RB_6 (R=Ca, La, Ce, Pr, Sm, Gd, Dy, and Yb)"Physical Review B. 68・22. 224605-(1)-224605-(9) (2003)

    • Related Report
      2003 Annual Research Report
  • [Publications] 荻田, 宇田川, 伊賀 他5名: "Raman scattering of RB_6 (R=Ca, Ce, Pr, Gd, Dy and Yb)"Physica B. 329-333. 661-662 (2003)

    • Related Report
      2003 Annual Research Report
  • [Publications] 荻田, 宇田川, 伊賀 他4名: "Raman Scattering Study of Hexaboride Crystals"Physica B. 328. 131-134 (2003)

    • Related Report
      2003 Annual Research Report
  • [Publications] 荻田, 宇田川, 高畠 他2名: "Raman scattering study of CeRhAs"Physica B. 328. 151-153 (2003)

    • Related Report
      2003 Annual Research Report
  • [Publications] 高畠 他5名: "^<75>As NQR/NMR study of successive phase transitions and energy gap formation in Kondo semiconductor CeRhAs"Journal of Physical Society of Japan. 72・5. 1030-1033 (2003)

    • Related Report
      2003 Annual Research Report
  • [Publications] 梅尾, 高畠 他11名: "Low-temperature anomalies in the magnetic, transport, and thermal properties of single-crystal CeRhSn with valence fluctuations"Physical Review B. 68・5. 054416(1)-054416(7) (2003)

    • Related Report
      2003 Annual Research Report
  • [Publications] 高畠 他3名: "Thermoelectric properties of single-crystal CeRhSn with valence fluctuations"Japanese Journal of Applied Physics. 42・10. 6512-6515 (2003)

    • Related Report
      2003 Annual Research Report
  • [Publications] 梅尾, 伊賀, 高畠 他4名: "Structural and electronic interplay in the gap formation in CeRhAs_<1-x>Sb_x (0【less than or equal】x【less than or equal】1)"Journal of Physical Society of Japan. 73・1. 262-268 (2004)

    • Related Report
      2003 Annual Research Report
  • [Publications] 梅尾, 高畠 他5名: "Heavy-fermion weak-ferromagnet YbRhSb"Physical Review B. 69・2. R020401(1)-R020401(4) (2004)

    • Related Report
      2003 Annual Research Report
  • [Publications] 谷口 他14名: "Direct observation of Tomonaga-Luttinger-liquid state in carbon nanotubes at low temperatures"Nature. 426. 540-544 (2003)

    • Related Report
      2003 Annual Research Report
  • [Publications] 谷口, 高畠 他7名: "Electronic state of the Kondo semiconductor CeRhAs and related compounds : a high-resolution resonant photoemission study"Acta Phys.Pol.B. 34. 1359-1362 (2003)

    • Related Report
      2003 Annual Research Report
  • [Publications] 谷口, 高畠 他7名: "High-resolution, low-temperature photoemission spectroscopy of Kondo semiconductor CeRhAs and related compounds"Physica B. 329-333. 576-577 (2003)

    • Related Report
      2003 Annual Research Report

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Published: 2003-04-01   Modified: 2018-03-28  

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