Physical properties of exotic superconductors

• Project/Area Number: 16076204
• Research Category: Grant-in-Aid for Scientific Research on Priority Areas
• Allocation Type: Single-year Grants
• Review Section: Science and Engineering
• Research Institution: The University of Tokyo
• Principal Investigator: TAKIGAWA Masashi The University of Tokyo, 物性研究所, 教授 (10179575)
• Co-Investigator(Kenkyū-buntansha): MATSUDA Yuji 京都大学, 大学院・理学研究科, 教授 (50199816) ; TAKAGI Hidenori 東京大学, 大学院・新領域創成科学研究科, 教授 (40187935) ; YAMADA Kazuyoshi 東北大学, 金属材料研究所, 教授 (70133923) ; KADONO Ryousuke 高エネルギー加速器研究機構, 物質構造科学研究所, 教授 (10194870)
• Project Period (FY): 2004 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥143,200,000 (Direct Cost: ¥143,200,000); Fiscal Year 2008: ¥20,200,000 (Direct Cost: ¥20,200,000); Fiscal Year 2007: ¥20,200,000 (Direct Cost: ¥20,200,000); Fiscal Year 2006: ¥20,200,000 (Direct Cost: ¥20,200,000); Fiscal Year 2005: ¥35,800,000 (Direct Cost: ¥35,800,000); Fiscal Year 2004: ¥46,800,000 (Direct Cost: ¥46,800,000)
• Keywords: 銅酸化物超伝導体 / 重い電子超伝導体 / 鉄系超伝導体 / 異方的超伝導体 / 核磁気共鳴 / ミュオンスピン回転 / 中性子散乱 / 輸送現象 / 鉄ヒ素系超伝導体 / エキゾチック超伝導 / NMR / 反転対称性 / 磁気励起 / 鉄砒素系超伝導体 / μSR / 非フィエルミ流体 / 磁場侵入長 / 銅酸化物高温超伝導体 / グラファイトインターカレーション / ラットリング / 異方的超伝導滝 / 高温超伝導体 / パイロクロア酸化物 / 重電子超伝道体 / ミュオンスピン共鳴 / 中性子錯乱 / 高温超電導体 / 非フェルミ流体 / ストライプ秩序

Research Abstract

超伝導体の微視的な性質解明に威力を発揮するミュオンスピン回転や中性子散乱に関して、新しい方法を実現する装置や従来の性能を大幅に改善する装置を開発した。これらに加えて、核磁気共鳴や輸送現象の測定により、超伝導の新しいメカニズムや電荷やスピンの秩序と関連した新規な超伝導状態を見出した。更に、さまざまな物質を合成する中で、数多くの新しい超伝導体を発見した。

Research Products

• [Journal Article] Thermal-transport measurements in a quantum spin-liquid state of the frustrated triangular magnet k-(BEDT-TTF)_2Cu_2(CN)_3 (2009)
  • Author(s): M. Yamashita, N. Nakata, Y. Kasahara, T. Sasaki, N. Yoneyama, N. Kobayashi, S. Fujimoto, T. Shibauchi, and Y. Matsuda
  • Journal Title: Nature Physics 5 Pages: 44-47
  • Peer Reviewed
• [Journal Article] Microwave Penetration Depth and Quasiparticle Conductivity of PrFeAsO_<1-y> Single Crystals : Evidence for a Full-Gap Superconductor (2009)
  • Author(s): K. Hashimoto, T. Shibauchi, T. Kato, K. Ikada, R. Okazaki, H. Shishido, M. Ishikado, H. Kito, A. Iyo, H. Eisaki, S. Shamoto, and Y. Matsuda
  • Journal Title: Phys. Rev. Lett. 102
  • Peer Reviewed
• [Journal Article] Full Gap Superconductivity in Ba_<0.6>K_<0.4>Fe_2As_2 Probed by Muon Spin Rotation (2009)
  • Author(s): M. Hiraishi, R. Kadono, S. Takeshita, M. Miyazaki, A. Koda, H. Okabe, and J. Akimitsu
  • Journal Title: J. Phys. Soc. Jpn. 78
  • NAID: 110007097889
  • Peer Reviewed
• [Journal Article] Microwave Penetration Depth and Quasiparticle Conductivity of PrFeAs O_<1-y> Single Crystals : Evidence for a Full-Gap Superconductor (2009)
  • Author(s): K. Hashimoto, T. Shibauchi, T. Kato, K. Ikada, R. Okazaki, H. Shishido, M. Ishikado, H. Kito, A. Iyo, H. Eisaki, S. Shamoto and Y. Matsuda
  • Journal Title: Phys. Rev. Lett 102
  • Peer Reviewed
• [Journal Article] Thermal-transport measurements in a quantum spin-liquid state of the frustrated triangular magnet k-(BEDT-TTF)_2Cu_2(CN)_3 (2009)
  • Author(s): M. Yamashita, N. Nakata, Y. K asahara, T. Sasaki, N. Yoneyam a, N. Kobayashi, S. Fujimoto, T. Shibauchi, and Y. Matsuda
  • Journal Title: Nature Physics 5 Pages: 44-47
  • Peer Reviewed
• [Journal Article] Full Gap Superconductivity in Ba_<0.6>K_<0.4)Fe_2As_2 Probed by Muon Spin Rotation (2009)
  • Author(s): M. Hiraishi, R. Kadono, S. Takeshita, M. Miyazaki, A. Koda, H. Okabe, and J. Akimitsu
  • Journal Title: J. Phys. Soc. Jpn 78
  • NAID: 110007097889
  • Peer Reviewed
• [Journal Article] CoMmensurate Itinerant Antiferromagnetism in BaFe_2As_2 : ^75As-NMR Studies on a Self-Flux Grown Single Crystal (2009)
  • Author(s): K. Kitagawa, N. Katayama, K. Ohgushi, M. Yoshida, and M. T akigawa
  • Journal Title: J. Phys. Soc. Jpn 78
  • Peer Reviewed
• [Journal Article] Commensurate Itinerant Antiferromagnetism in BaFe_2As_2 : ^<75>As-NMR Studies on a Self-Flux Grown Single Crystal (2008)
  • Author(s): K. Kitagawa, N. Katayama, K. Ohgushi, M. Yoshida and M. Takigawa
  • Journal Title: J. Phys. Soc. Jpn. 77
  • NAID: 110006983756
  • Peer Reviewed
• [Journal Article] Magnetic Dispersion of the Diagonal Incommensurate Phase in Lightly Doped La_<2-x>Sr_xCuO_4 (2008)
  • Author(s): M. Matsuda, M. Fujita, S. Wakimoto, J. A. Fernandez-Baca, J. M. Tranquada and K. Yamada
  • Journal Title: Phys. Rev. Lett. 101
  • Peer Reviewed
• [Journal Article] Multigap Superconductivity in Sesquicarbides La_2C_3 and Y_2C_3 (2008)
  • Author(s): S. Kuroiwa, Y. Saura, J. Akimitsu, M. Hiraishi, M. Miyazaki, K. H. Satoh, S. Takeshita and R. Kadono
  • Journal Title: Phys. Rev. Lett. 100
  • Peer Reviewed
• [Journal Article] Magnetic Dispersion of the Diagonal Incommensurate Phase in Lightly Doped La_<2-x>,SrxCuO_4 (2008)
  • Author(s): M. Matsuda, M. Fujita, S. Wald moto, J. A. Fernandez-Baca, J. M. Tranquada and K. Yamada
  • Journal Title: Phys. Rev. Lett 101
  • Peer Reviewed
• [Journal Article] Molecular Spin Resonance in the Geometrically Frustrated Magnet MgCr_2O_4 by Inelastic Neutron Scattering (2008)
  • Author(s): K. Tomiyasu, H. Suzuki, M. Told, S. Itoh, M. Matsuura, N. Aso and K. Yamada
  • Journal Title: Phys. Rev. Lett 101
  • Peer Reviewed
• [Journal Article] Coexistence of Supercondcutivity and Magnetism in LaFeAs(O_<0.94>F_<0.06>) Probed by Muon Spin Relaxation (2008)
  • Author(s): S. Takeshita, R. Kadono, M. Hiraishi, M. Miyazaki, A. Koda, Y. Kamihara, and H. Hosono
  • Journal Title: J. Phys. Soc. Jpn 77
  • NAID: 110006969276
  • Peer Reviewed
• [Journal Article] Fermi-liquid behavior and weakly anisotropic superconductivity in the electron-doped cuprate Sr_<1-x>LaxCuO_2 (2008)
  • Author(s): K. H. Satoh, S. Takeshita, A. Koda, R. Kadono, K. Ishida, S. Pyon, T. Sasagawa, and H. Takagi
  • Journal Title: Phys. Rev. B 77
  • Peer Reviewed
• [Journal Article] NMR evidence for the persistence of spin-superlattice above the 1/8 magnetization plateau in SrCu_2(B0_3)_2 (2008)
  • Author(s): M. Takigawa, S. Matsubara, M. Horvatic, C. Berthier, H. Kagevama. and Y. Ueda
  • Journal Title: Phys. Rev. Lett 101
  • Peer Reviewed
• [Journal Article] Field-induced Quantum Critical Route to a Fermi-liquid in a High-T_c Superconductor (2008)
  • Author(s): T. Shibauchi, L. Krusin-Elbaum, M. Hasegawa, Y. Kasahara, R. Okazaki, and Y. Matsuda
  • Journal Title: The Proceedings of the National Academy of Sciences of the United States of America 105 Pages: 7120-7123
  • Peer Reviewed
• [Journal Article] Gapped quantum-spin liquid state in a frustrated triangular magnet κ-(BEDT-TTF)2Cu2(CN)3 (2008)
  • Author(s): M. Yamashita, N. Nakata, Y. Kasahara, T Sasaki, N. Yoneyama, N. Kobayashi, S. Fujimoto, T. Shibauchi, and Y. Matsuda
  • Journal Title: Nature Physics (印刷中)(掲載確定)
  • Peer Reviewed
• [Journal Article] Multigap Superconductivity in Sesquicarbides La2C3 and Y2C3 (2008)
  • Author(s): S. Kuroiwa, Y. Saura, J. Akimitsu, M. Hiraishi, M. Miyazaki, K. H. Satoh, S. Takeshita and R. Kadono
  • Journal Title: Phys. Rev. Lett. 100
  • Peer Reviewed
• [Journal Article] NMR Evidence for the Persistence of a Spin Superlattice Beyond the 1/8 Magnetization Plateau in SrCu2(BO3)2 (2008)
  • Author(s): M. Takigawa, S. Matsubara, M. Horvatic, C. Berthier, H. Kageyama and Y. Ueda
  • Journal Title: Phys. Rev. Lett. 101
  • Peer Reviewed
• [Journal Article] Commensurate Itinerant Antiferromagnetism in BaFe2As2 : 75As-NMR Studies on a Self-Flux Grown Single Crystal (2008)
  • Author(s): K. Kitagawa, N. Katayama, K. Ohgushi, M. Yoshida and M. Takigawa
  • Journal Title: J. Phys. Soc. Jpn. 77
  • NAID: 130005436212
  • Peer Reviewed
• [Journal Article] Quasiparticle interference and superconducting gap in Ca_<2-x>Na_xCuO_2Cl_2 (2007)
  • Author(s): T. Hanaguri, Y. Kohsaka, J. C. Davis, C. Lupien, I Yamada, M. Azuma, M. Takano, K. Ohishi, M. Ono and H. Takagi
  • Journal Title: Nature Physics 3 Pages: 865-871
  • Peer Reviewed
• [Journal Article] Superconductivity in Rh_2Ga_9 and Ir_2Ga_9 without Inversion Symmetry (2007)
  • Author(s): T. Shibayama, M. Nohara, H. A. Katori, Y. Okamoto, Z. Hiroi, and H. Takagi
  • Journal Title: J. Phys. Soc. Jpn. 76
  • NAID: 110006350749
  • Peer Reviewed
• [Journal Article] Microscopic properties of vortex states in YB_6 probed by muon spin rotation (2007)
  • Author(s): R. Kadono, S. Kuroiwa, J. Akimitsu, A. Koda, K. Ohishi, W. Higemoto , and S. Otani
  • Journal Title: Phys. Rev. B76
  • Peer Reviewed
• [Journal Article] Disappearance of Antiferromagnetic Spin Excitations in Overdoped La_<2-x>Sr_xCuO_4 (2007)
  • Author(s): S. Wakimoto, K. Yamada, J. M. Tranquada, C. D. Frost, R. J. Birgeneau and H. Zhang
  • Journal Title: Phys. Rev. Lett. 98
  • Peer Reviewed
• [Journal Article] Ni-Impurity Effects on Incommensurate Spin Correlations in the Superconducting Phase of La_<2-x>Sr_xCuO_4 near the Spin-Glass Phase Boundary (2007)
  • Author(s): H. Hikara, S. Ohta, S. Wakimoto, M. Matsuda and K. Yamada
  • Journal Title: J. Phys. Soc. Jpn. 76
  • NAID: 110006350767
  • Peer Reviewed
• [Journal Article] NMR Observation of Rattling Phonons in the Pyrochlore Superconductor KOs_2O_6 (2007)
  • Author(s): M. Yoshida, K. Arai, R. Kaido, M. Takigawa, S. Yonezawa, Y. Muraoka, and Z. Hiroi
  • Journal Title: Phys. Rev. Lett. 98
  • Peer Reviewed
• [Journal Article] Enhancement of superconductivity and evidence of structural instability in intercalated graphite CaC_6 under high pressure (2007)
  • Author(s): A. Gauzzi, S. Takashima, N. Takeshita, C. Terakura, H. Takagi, N. Emery, C. Herold, P. Lagrange, and G. Loupia
  • Journal Title: Phys. Rev. Lett. 98
  • Peer Reviewed
• [Journal Article] Fulde-Ferr ell-Larkin-Ovchinnikov state in heavy Fermion superconductors (2007)
  • Author(s): Y. Matsuda and H. Shimahara
  • Journal Title: J. Phys. Soc. Jpn. 76
  • Peer Reviewed
• [Journal Article] Disappearance of Antiferromagunetic Spin Excitations in Overdoped La2-xSrxCuO4 (2007)
  • Author(s): S. Wakimoto, K. Yamada, J. M. Tranquada, C. D. Frost, R. J. Birgeneau and H. Zhang
  • Journal Title: Phys. Rev. Lett. 98
  • Peer Reviewed
• [Journal Article] Ni-Impurity Effects on Incommensurate Spin Correlations in the Superconducting Phase of La2-xSrxCuO4 near the Spin-Glass Phase Boundary (2007)
  • Author(s): H. Hikara, S. Ohta, S. Wakimoto, M. Matsuda and K. Yamada
  • Journal Title: J. Phys. Soc. Jpn. 76
  • NAID: 130005296979
  • Peer Reviewed
• [Journal Article] Microscopic properties of vortex tates in YB6 probed by muon spin rotation (2007)
  • Author(s): R. Kadono, S. Kuroiwa, J. Akimitsu, A. Koda, K. Ohishi, W. Higemoto and S. Otani
  • Journal Title: Phys. Rev. B 76
  • Peer Reviewed
• [Journal Article] Superconductivity in Rh2Ga9 and Ir2Ga9 without Inversion Symmetry (2007)
  • Author(s): T. Shibayama, M. Nohara, H. A. Katori, Y. Okamoto, Z. Hiroi, and H. Takagi
  • Journal Title: J. Phys. Soc. Jpn. 76
  • NAID: 130005296878
  • Peer Reviewed
• [Journal Article] Quasiparticle interference and superconducting gap in Ca2-xNaxCuO2Cl2 (2007)
  • Author(s): T. Hanaguri, Y. Kohsaka, J. C. Davis, C. Lupien, I Yamada, M. Azuma, M. Takano, K. Ohishi, M. Ono and H. Takagi
  • Journal Title: Nature Physics 3 Pages: 865-871
  • Peer Reviewed
• [Journal Article] Enhancement of superconductivity and evidence of structural instability in intercalated graphite CaC_6 under high pressure (2007)
  • Author(s): A. Gauzzi, S. Takashima, N. Takeshita, C. Terakura, H. Takagi N. Emery, C. Herold, P. Lagrange, and G. Loupias,
  • Journal Title: Physical Review Letters 98
• [Journal Article] Superconductivity in Rh_2Ga_9 and Ir_2Ga_9 without Inversion Symmetry (2007)
  • Author(s): T. Shibayama, M. Nohara, H. Aruga Katori, Y. Okamoto, Z. Hiroi, and H. Takagi
  • Journal Title: Journal of the Physical Society of Japan 76
  • NAID: 110006350749
• [Journal Article] Fulde-Ferrell-Larkin-Ovchinnikov state in heavy Fermion superconductors (2007)
  • Author(s): Y. Matsuda and H. Shimahara
  • Journal Title: Journal of the Physical Society of Japan 76
  • NAID: 110006273161
• [Journal Article] isappearance of Antiferromagnetic Spin Excitations in Overdoped La_<2-x>Sr_x CuO_4 (2007)
  • Author(s): S. Wakimoto, K. Yamada, J.M. Tranquada, C.D. Frost, R.J. Birgeneau and H. Zhang
  • Journal Title: Physical Review Letters 98
• [Journal Article] Ni-Impurity Effects on Incommensurate Spin Correlations in the Superconducting Phase of La_<2-x>Sr_xCuO_4 near the Spin-Glass Phase Boundary (2007)
  • Author(s): H. Hikara, S. Ohta, S. Wakimoto, M. Matsuda and K. Yamada
  • Journal Title: Journal of the Physical Society of Japan 76
  • NAID: 110006350767
• [Journal Article] NMR Observation of Rattling Phonons in the Pyrochlore Superconductor KOs_2O_6 (2007)
  • Author(s): M. Yoshida, K. Arai, R. Kaido, M. Takigawa, S. Yonezawa, Y. Muraoka, and Z. Hiroi
  • Journal Title: Physical Review Letters 98
• [Journal Article] Compensation of Effective Field in the Field-Induced Superconductor κ-(BETS)_2FeBr_4 Observed by ^<77>Se NMR (2006)
  • Author(s): S. Fujiyama, M. Takigawa, J. Kikuchi, H.-B. Cui, H. Fujiwara, and H. Kobayashi
  • Journal Title: Phys. Rev. Lett. 96
  • Peer Reviewed
• [Journal Article] Nodal structure of unconventional superconductors probed by angle resolved thermal transport measurements (2006)
  • Author(s): Y. Matsuda, K. Izawa and I. Vekhter
  • Journal Title: J. Phys. Soc. Jpn. 18
  • Peer Reviewed
• [Journal Article] Possible Unconventional Superconductivity and Magnetism in CePt_3Si Probed by Muon Spin Rotation and Relaxation (2006)
  • Author(s): W. Higemoto, Y. Haga, T. D. Matsuda, Y. Onuki, K. Ohishi, T. U. Ito, A. Koda, S. R. Saha and R. Kadono
  • Journal Title: Journal of the Physical Society of Japan 75
  • NAID: 110005716701
• [Journal Article] Magnetic field-induced quasiparticle excitation in Nb_3Sn: Evidence for anisot ropic s-wave pairing (2006)
  • Author(s): R. Kadono, K. H. Satoh, A. Koda, T. Nagata, H. Kawano-Furukawa, J. Suzuki, M. Matsuda, K. Ohishi, W. Higemoto, S. Kuroiwa, H.Takagiwa, and J. Akimitsu
  • Journal Title: Physical Review B 74
• [Journal Article] Nodal structure of unconventional superconductors probed by angle resolved thermal transport measurements (2006)
  • Author(s): Y. Matsuda, K. Izawa and I. Vekhter
  • Journal Title: Journal of Physics: Condensed Matter 18
• [Journal Article] Compensation of Effective Field in the Field-Induced Superconductor 〓-(BETS)_2 FeBr_4 Observed by 77Se NMR (2006)
  • Author(s): S. Fujiyama, M. Takigawa, J. Kikuchi, H.-B. Cui, H. Fujiwara, and H. Kobayashi
  • Journal Title: Physical Review Letters 96
• [Journal Article] Evolution of Hall coefficient in two dimensional heavy fermion CeCoIn_5 (2006)
  • Author(s): Y.Nakajima, K.Izawa, Y.Matsuda, K.Behnia, H.Kontani, M.Hedo, T.Matsumoto H.Shishido, R.Settai, Y.Onuki
  • Journal Title: J.Phys.Soc.Jpn 75 Pages: 23705-23705
• [Journal Article] Direct observation of a nonmonotonic dx^2-y^2-wave superconducting gap in the electron doped High-Tc superconductor Pr_<0.89>LaCe_<0.11>CuO_4 (2005)
  • Author(s): H. Matsui, K. Terashima, T. Sato, T. Takahashi, M. Fujita and K. Yamada
  • Journal Title: Phys. Rev. Lett. 95
  • Peer Reviewed
• [Journal Article] Field-Induced Uniform Antiferromagnetic Order Associated with Superconductivity in Pr_<1-x>LaCe_xCuO_<4-δ> (2005)
  • Author(s): R. Kadono, K. Ohishi, A. Koda, S.R. Saha, W. Higemoto, M. Fujita and K. Yamada
  • Journal Title: J. Phys. Soc. Jpn. 74 Pages: 2806-2812
  • NAID: 110002250653
  • Peer Reviewed
• [Journal Article] Direct observation of a nonmonotonic dx^2 -y^2 -wave superconducting gap in the electron doped High-Tc superconductor Pr_<0.89>LaCe_<0.11>CuO_4 (2005)
  • Author(s): H.Matsui, K.Terashima, T.Sato, T.Takahashi, M.Fujita, K.Yamada
  • Journal Title: Phys.Rev.Lett. 95 Pages: 17003-17003
• [Journal Article] Impurit effect on antiferromagnetic order in hole-doped La_<2-x>Sr_xCuO_4 (2005)
  • Author(s): H.Hiraka, T.Machi, N.Watanabe, Y.Itoh, M.Matsuda, K.Yamada
  • Journal Title: J.Phys.Soc.Jpn. 74 Pages: 2197-2200
• [Journal Article] Anomalous quasiparticle transport in the superconducting state of CeCoIn_5 (2005)
  • Author(s): Y.Kasahara, Y.Nakajima, K.Izawa, Y.Matsuda, K.Behnia, H.Shishido, R.Settai, Y.Onuki
  • Journal Title: Phys.Rev.B 72 Pages: 214515-214515
• [Journal Article] Line Nodes in the Superconducting Gap Function of Noncentrosymmetric CePt_3Si (2005)
  • Author(s): K.Izawa, Y.kasahara, Y.Matsuda, K.Behnia, T.Yasuda, R.Settai, Y.Onuki
  • Journal Title: Phys.Rev.Lett. 94 Pages: 197002-197002
• [Journal Article] Field-Induced Uniform Antiferromagnetic Order Associated with Superconductivity in Pr_<1-x>LaCe_xCuO_<4-δ> (2005)
  • Author(s): R.Kadono K.Ohishi, A.Koda, S.R.Saha, W.Higemoto, M.Fujita, K.Yamada
  • Journal Title: J.Phys.Soc.Jpn 74 Pages: 2806-2812
  • NAID: 110002250653
• [Journal Article] Staggered magnetism in LiV_2O_4 at low temperatures probed by means of the muon Knight shift (2005)
  • Author(s): A.Koda, R.Kadono, K.Ohishi, S.R.Saha, W.Higemoto, Y.Masushita, Y.Ueda
  • Journal Title: J.Phys. : Condens.Matter 17
• [Journal Article] Three-dimensionality of field-induced magnetism in a high-temperature superconductor (2005)
  • Author(s): B.Lake B, M.Nohara M, H.Takagi et al.
  • Journal Title: Nature Materials 4 9 Pages: 658-662
• [Journal Article] Enhanced superconducting transition temperature in the water-intercalated sulfides (2005)
  • Author(s): N.Katayama, M.Nohara, F.Sakai, H.Takagi
  • Journal Title: Journal of the Physical Society of Japan 74 3 Pages: 851-854
  • NAID: 110001979455
• [Journal Article] Soft Phonons and Structural Phase Transitions in La_<1.875>Ba_<0.125>CuO_4 (2005)
  • Author(s): H.Kimura, Y.Noda, H.Goka, M.Fujita, K.Yamada, G.Shirane
  • Journal Title: J.Phys.Soc.Jpn. 74 Pages: 445-449
  • NAID: 110001979390
• [Journal Article] Texture in the Superconducting Order Parameter of CeCoIn_5 (2005)
  • Author(s): K.Kakuyanagi, M.Saito, K.Kumagai, S.Takashina, M.Nohara, H.Takagi, Y.Matsuda
  • Journal Title: Phys.Rev.Lett. 94 Pages: 47602-47602
• [Journal Article] NMR studies of the new superconductors AOs_2O_6(A=K,Rb) (2005)
  • Author(s): K.Arai, J.Kikuchi, K.Kodama, M.Takigawa, S.Yonezawa, Y.Muraoka, Z.Hiroi
  • Journal Title: Physica B (In press)
• [Journal Article] An unusual isotope effect in a high-transition-temperature superconductor (2004)
  • Author(s): GH. Gweon, T.Sasagawa, SY. Zhou, J. Graf, H. Takagi, DH. Lee, A. Lanzara
  • Journal Title: Nature 430 Pages: 187-190
  • Peer Reviewed
• [Journal Article] Stripe order, depending, and fluctuations in La_<1.875>Ba_<0.125>CuO_4 and La_<1.8755>Ba_<0.075>Sr_<0.050>CuO_4 (2004)
  • Author(s): M.Fujita, H.Goka, K.Yamada, J.M.Tranquada, L.P.Regnault
  • Journal Title: Phys.Rev.B 70
• [Journal Article] Characterization of low-energy magnetic excitations in chromium (2004)
  • Author(s): H.Hiraka, P.Boni, K.Yamada, S.Park, S-H.Lee, G.Shirane
  • Journal Title: Phys.Rev.B 70
• [Journal Article] Normal-state Hall Angle and Magnetoresistance in quasi-2D Heavy Fermi CeCoIn_5 near a Quantum Critical Point. (2004)
  • Author(s): Y.Nakajima, K.Izawa, Y.Matsuda, S.Uji, T.Terashima, H.Shishido, R.Settai, Y.Onuki, H.Kontani
  • Journal Title: J.Phys.Soc.Jpn. 73 Pages: 5-8
• [Journal Article] Superconducting Gap Function in Antiferromagnetic Heavy-Fermion UPd_2Al_3 Probed by Angle Resolved Magnetothermal Transport Measurements. (2004)
  • Author(s): T.Watanabe, K.Izawa, Y.Kasahara, Y.Haga, Y.Onuki, P.Thalmeier, K.Maki, Y.Matsuda
  • Journal Title: Phys.Rev.B 70 Pages: 184502-184502
• [Journal Article] Anisotropy of the superconducting gap of the borocarbide superconductor YNi_2B_2C with ultrasonic attenuation (2004)
  • Author(s): T.Watanabe, M.Nohara, T.Hanaguri, H.Takagi
  • Journal Title: Phys.Rev.Lett. 92 Pages: 147002-147002
• [Journal Article] An unusual isotope effect in a high-transition-temperature superconductor (2004)
  • Author(s): GH.Gweon, T.Sasagawa, SY.Zhou, J.Graf, H.Takagi, DH.Lee, A.Lanzara
  • Journal Title: Nature 430 Pages: 187-190
• [Journal Article] Imaging nanoscale electronic inhomogeneity in the lightly dopedMott insulator Ca_<2-x>Na_xCuO_2Cl_2 (2004)
  • Author(s): Y.Kohsaka, K.Iwaya, S.Satow, T.Hanaguri, M.Azuma, M.Takano, H.Takagi
  • Journal Title: Phys Rev Lett 93 Pages: 97004-97004
• [Journal Article] Antiferromagnetism of SrFe_2As_2 studies by signle crystal ^<75>As-NMR
  • Author(s): K. Kitagawa, N. Katayama, K. Ohgushi, and M. Takigawa
  • Journal Title: J. Phys. Soc. Jpn (in press)
  • Peer Reviewed
• [Journal Article] NMR studies of β-pyrochlore superconductors with osmium, under hydrostatic pressure
  • Author(s): K.Arai, M.Takigawa, S.Yonezawa, Y.Muraoka, Z.Hiroi
  • Journal Title: Physica B : Condensed Matter
• [Presentation] Novel Ordered Phases in the Shastry-Sutherland Spin System SrCu2(BO3)2 (2008)
  • Author(s): M. Takigawa
  • Organizer: 4th international Conference on Highly Frustrated Magnetism
  • Place of Presentation: Braunschhweig, ドイツ
• [Presentation] Exotic Superconducting State Embedded in the Hidden Order of URu_2Si_2 (2008)
  • Author(s): M. Matsuda
  • Organizer: American Physical Society, March Meeting
  • Place of Presentation: New Orleans, アメリカ合衆国
• [Presentation] Complementary use of Neutron Scattering and μSR for high-Tc Research (2008)
  • Author(s): K. Yamada
  • Organizer: 11^<th> International Conference on Muon Spin Rotation, Relaxation and Resonace
  • Place of Presentation: Tsukuda, Japan
• [Presentation] Quasi-partcle interference study under magnetic fields in a high-Tc cuprate Ca_<2-x>NaxCuO_2Cl_2 (2008)
  • Author(s): H. Takagi
  • Organizer: Ringberg Workshop on Properties of Cuprate Superconductors
  • Place of Presentation: Ringberg, Germany
• [Presentation] Novel Ordered Phases in the Shastry-Sutherland Spin System SrCu_2(BO_3)_2 (2008)
  • Author(s): M. Takigawa
  • Organizer: 4^<th> International Conference on Highly Frustrated Magnetism
  • Place of Presentation: Braunschweig, Germany
• [Presentation] Novel Ordered Phases in the Shastry-Sutherland Spin System SrCu2(BO3)2 (2008)
  • Author(s): M. Takigawa
  • Organizer: International Conference on Highly Frustrated Magnetism
  • Place of Presentation: Braunschweig, Germany
• [Presentation] Exotic Superconducting State Embedded in the Hidden Order of URu2Si2 (2008)
  • Author(s): Y. Matsuda
  • Organizer: American Physical Society, March Meeting
  • Place of Presentation: New Orleans, USA
• [Presentation] Neutron scattering study on dual nature of magnetic excitations in high temperature superconductors (2007)
  • Author(s): K. Yamada
  • Organizer: 8th International Conference on Spectros copies in Novel Superconductors
  • Place of Presentation: 仙台
• [Presentation] Spin and charge frustrat ion in new Ir and Rh spinel oxides (2007)
  • Author(s): H. Takagi
  • Organizer: International Conference on Strongly Correlated Electron Systems
  • Place of Presentation: Houston アメリカ合衆国
• [Presentation] Spin and charge frustration in new Ir and Rh spinel oxides (2007)
  • Author(s): M. Takagi
  • Organizer: International Conference on Strongly Correlated Electron Systems
  • Place of Presentation: Houston, USA
• [Presentation] Neutron scattering study on dual nature of magnetic excitations in high temperature superconductors (2007)
  • Author(s): K. Yamada
  • Organizer: The Eighth International Conference on Spectroscopies in Novel Superconductors
  • Place of Presentation: 仙台
• [Remarks]
  • URL: http://masashi.issp.u-tokyo.ac.jp/