独立行政法人理化学研究所 基幹研究所 物質機能創成研究領域 交差相関物性科学研究グループ

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Publications

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論文

  1. A. Tonomura, X. Z. Yu, K. Yanagisawa, T. Matsuda, Y. Onose, N. Kanazawa, H. S. Park, and Y. Tokura
    "Real-Space Observation of Skyrmion Lattice in Helimagnet MnSi Thin Samples"
    Nano Lett. 12, 1673 (2012).
  2. M. S. Bahramy, B.-J. Yang, R. Arita, and N. Nagaosa
    "Emergence of non-centrosymmetric topological insulating phase in BiTeI under pressure"
    Nature Communications 3 679 (2012).
  3. F. Mahfouzi, J. Fabian, N. Nagaosa, and B. K. Nikolic
    "Charge pumping by magnetization dynamics in magnetic and semimagnetic tunnel junctions with interfacial Rashba or bulk extrinsic spin-orbit coupling"
    Phys. Rev. B 85, 054406 (2012).
  4. Y. Kozuka, A. Tsukazaki, D. Maryenko, J. Falson, C. Bell, M. Kim, Y. Hikita, H. Y. Hwang, and M. Kawasaki
    "Single-valley quantum Hall ferromagnet in a dilute MgxZn1-xO/ZnO strongly correlated two-dimensional electron system"
    Phys. Rev. B 85, 075302 (2012).
  5. N. Kanazawa, Y. Onose, Y. Shiomi, S. Ishiwata, and Y. Tokura
    "Band-filling dependence of thermoelectric properties in B20-type CoGe"
    Appl. Phys. Lett. 100, 093902 (2012).
  6. G. De Filippis, V. Cataudella, A.S. Mishchenko, and N. Nagaosa,
    "Optical conductivity of polarons: Double phonon cloud concept verified by diagrammatic Monte Carlo simulations"
    Phys. Rev. B 85, 094302 (2012).
  7. A. Yamakage, Y. Tanaka, and N. Nagaosa,
    "Evolution of Edge States and Critical Phenomena in the Rashba Superconductor with Magnetization"
    Phys. Rev. Lett. 108, 087003 (2012).
  8. D. Bizen, H. Nakao, K. Iwasa, Y. Murakami, T. Osakabe, J. Fujioka, T. Yasue, S. Miyasaka, and Y. Tokura,
    "Magnetic Phase Diagrams of YVO3 and TbVO3 under High Pressure"
    J. Phys. Soc. Jpn. 81, 024715 (2012).
  9. R. Kumai, S. Horiuchi, J. Fujioka, and Y. Tokura,
    "Ferroelectricity and Pressure-Induced Phenomena Driven by Neutral Ionic Valence Instability of Acid-Base Supramolecules"
    J. Am. Chem. Soc. 134, 1036 (2012).
  10. N. Nagaosa, and Y. Tokura,
    "Emergent electromagnetism in solids"
    Phys. Scr. 146, 014020 (2012).
  11. Y. Shiomi, M. Mochizuki, Y. Kaneko, and Y. Tokura,
    "Hall Effect of Spin-Chirality Origin in a Triangular-Lattice Helimagnet Fe1.3Sb"
    Phys. Rev. Lett. 108, 056601 (2012).
  12. C. Rumble, M. Itou, N. Hiraoka, Y. Sakurai, Y. Tomioka, Y. Tokura, J. E. Penner-Hahn, and A. Deb
    "Imaging of 3d Mn orbitals in the ferromagnetic state for Ca-substituted manganite: Magnetic Compton investigation"
    Phys. Rev. B 85, 045128 (2012).
  13. Y. Taguchi, H. Sakai, D. Okuyama, S. Ishiwata, J. Fujioka, T. Fukuda, D. Hashizume, F. Kagawa, Y. Takahashi, R. Shimano, Y. Tokunaga, Y. Kaneko, A. Nakao, H. Nakao, Y. Murakami, K. Sugimoto, M. Takata, K. Yamauchi, S. Picozzi, A.Q.R. Baron, T. Arima, and Y. Tokura,
    "Emergent phenomena in perovskite-type manganites"
    Physica B 407, 1685 (2012).
  14. H. Y. Hwang, Y. Iwasa, M. Kawasaki, B. Keimer, N. Nagaosa, and Y. Tokura,
    "Emergent phenomena at oxide interfaces"
    Nature Materials 11, 103 (2012).
  15. K. Nomura, S. Ryu, A. Furusaki, and N. Nagaosa,
    "Cross-Correlated Responses of Topological Superconductors and Superfluids"
    Phys. Rev. Lett. 108, 026802 (2012).
  16. Y. Matsubara, T. Makino, H. Hiraga, C. Chen, S. Tsukimoto, K. Ueno, Y. Kozuka, Y. Ikuhara, and M. Kawasaki,
    "High Crystallinity CuScO2 Delafossite Films Exhibiting Ultraviolet Photoluminescence Grown by Vapor-Liquid-Solid Tri-phase Epitaxy"
    Appl. Phys. Ex. 5, 011201 (2012).
  17. Y. Takahashi, R. Shimano, Y. Kaneko, H. Murakawa, and Y. Tokura,
    "Magnetoelectric resonance with electromagnons in a perovskite helimagnet"
    Nature Physics 8, 121 (2012).
  18. J. Fujioka, M. Nakamura, M. Kawasaki, and Y. Tokura,
    "Photocarrier collection from depletion layer of LaMnO3"
    J. Appl. Phys. 111, 016107 (2012).
  19. H. Wadati, J. Okamoto, M. Garganourakis, V. Scagnoli, U. Staub, Y. Yamasaki, H. Nakao, Y. Murakami, M. Mochizuki, M. Nakamura, M. Kawasaki, and Y. Tokura,
    "Origin of the Large Polarization in Multiferroic YMnO3 Thin Films Revealed by Soft- and Hard-X-Ray Diffraction"
    Phys. Rev. Lett. 108, 047203 (2012).
  20. J. S. Lee, Y. Krockenberger, K. S. Takahashi, M. Kawasaki, and Y. Tokura,
    "Insulator-metal transition driven by change of doping and spin-orbit interaction in Sr2IrO4"
    Phys. Rev. B 85, 035101 (2012).
  21. Y. Tanaka, M. Sato, and N. Nagaosa,
    "Symmetry and Topology in Superconductors -Odd-Frequency Pairing and Edge States-"
    J. Phys. Soc. Jpn. 81, 011013 (2012).
  22. D. Xiao, W.G. Zhu, Y. Ran, N. Nagaosa, and S. Okamoto,
    "Interface engineering of quantum Hall effects in digital transition metal oxide heterostructures"
    Nature Communications 2, 596 (2011).
  23. V. Hutanu, A. Sazonov, H. Murakawa, Y. Tokura, B. Nafradi, and D. Chernyshov,
    "Symmetry and structure of multiferroic Ba2CoGe2O7"
    Phys Rev. B 84, 212101 (2011).
  24. M. Uchida, K. Ishizaka, P. Hansmann, X. Yang, M. Sakano, J. Miyawaki, R. Arita, Y. Kaneko, Y. Takata, M. Oura, A. Toschi, K. Held, A. Chainani, O. K. Andersen, S. Shin, and Y. Tokura,
    "Orbital characters of three-dimensional Fermi surfaces in Eu2-xSrxNiO4 as probed by soft-x-ray angle-resolved photoemission spectroscopy"
    Phys. Rev. B 84, 241109 (2011).
  25. B. J. Yang, and N. Nagaosa,
    "Skyrmion quantum numbers and quantized pumping in two-dimensional topological chiral magnets" Phys. Rev. B 84, 245123 (2011).
  26. S. Chakraverty, M. Saito, S. Tsukimoto, Y. Ikuhara, A. Ohtomo, and M. Kawasaki,
    "Magnetic properties of Sr2FeTaO6 double perovskite epitaxially grown by pulsed-laser deposition"
    Appl. Phys. Lett. 99, 223101 (2011).
  27. E. Sakai, K. Yoshimatsu, K. Shibuya, H. Kumigashira, E. Ikenaga, M. Kawasaki, Y. Tokura, and M. Oshima,
    "Competition between instabilities of Peierls transition and Mott transition in W-doped VO2 thin films"
    Phys. Rev. B 84, 195132 (2011).
  28. S. Iguchi, Y. Kumano, K. Ueda, S. Kumakura, and Y. Tokura,
    "Diffusive charge transport with strongly renormalized carrier mass in hole-doped Mott insulators (Y1-xCdx)2Mo2O7 with frustrated pyrochlore lattice"
    Phys. Rev. B 84, 174416 (2011).
  29. M. Hudl, R. Mathieu, S. A. Ivanov, M. Weil, V. Carolus, Th. Lottermoser, M. Fiebig, Y. Tokunaga, Y. Taguchi, Y. Tokura, and P. Nordblad,
    "Complex magnetism and magnetic-field-driven electrical polarization of Co3TeO6"
    Phys. Rev. B 84 180404(R) (2011).
  30. M. Matsuo, S. Okamoto, W. Koshibae, M. Mori, and S. Maekawa,
    "Nonmonotonic temperature dependence of thermopower in strongly correlated electron systems"
    Phys. Rev. B 84, 153107 (2011).
  31. S. Chakraverty, K. Yoshimatsu, Y. Kozuka, H. Kumigashira, M. Oshima, T. Makino, A. Ohtomo, and M. Kawasaki,
    "Magnetic and electronic properties of ordered double-perovskite La2VMnO6 thin films"
    Phys. Rev. B 84, 132411 (2011).
  32. K. Shibuya, D. Okuyama, R. Kumai, Y. Yamasaki, H. Nakao, Y. Murakami, Y. Taguchi, T. Arima, M. Kawasaki, and Y. Tokura,
    "X-ray induced insulator-metal transition in a thin film of electron-doped VO2"
    Phys. Rev. B 84, 165108 (2011).
  33. M. Mochizuki, N. Furukawa, and N. Nagaosa,
    "Theory of spin-phonon coupling in multiferroic manganese perovskites RMnO3"
    Phys. Rev. B 84, 144409 (2011).
  34. H. Sakai, J. Fujioka, T. Fukuda, D. Okuyama, D. Hashizume, F. Kagawa, H. Nakao, Y. Murakami, T. Arima, A. Q. R. Baron, Y. Taguchi, and Y. Tokura,
    "Displacement-Type Ferroelectricity with Off-Center Magnetic Ions in Perovskite Sr1-xBaxMnO3"
    Phys. Rev. Lett. 107, 137601 (2011).
  35. S. Ishiwata, Y. Tokunaga, Y. Taguchi, and Y. Tokura,
    "High-Pressure Hydrothermal Crystal Growth and Multiferroic Properties of a Perovskite YMnO3"
    J. Am. Chem. Soc. 133, 13818 (2011).
  36. Y. Tokura, and N. Kida,
    "Dynamical magnetoelectric effects in multiferroic oxides"
    Philosophical Transactions of The Royal Society A 369, 3679 (2011).
  37. J. S. Lee, G. A. H. Schober, M. S. Bahramy, H. Murakawa, Y. Onose, R. Arita, N. Nagaosa, and Y. Tokura,
    "Optical Response of Relativistic Electrons in the Polar BiTeI Semiconductor"
    Phys. Rev. Lett. 107, 117401 (2011).
  38. A.S. Mishchenko, N. Nagaosa, K.M. Shen, Z.X. Shen, X.J. Zhou, and T.P. Devereaux,
    "Polaronic metal in lightly doped high-Tc cuprates"
    EPL 95, 57007 (2011).
  39. S. Chakraverty, A. Ohtomo, D. Okuyama, M. Saito, M. Okuda, R. Kumai, T. Arima, Y. Tokura, S. Tsukimoto, and M. Kawasaki,
    "Ferrimagnetism and spontaneous ordering of transition metals in double perovskite La2CrFeO6 films"
    Phys. Rev. B. 84, 064436 (2011).
  40. Y. Tokunaga, D. Okuyama, T. Kurumaji, T. Arima, H. Nakao, Y. Murakami, Y. Taguchi, and Y. Tokura,
    "Multiferroicity in NiBr2 with long-wavelength cycloidal spin structure on a triangular lattice"
    Phys. Rev. B 84, 060406 (2011).
  41. Y. Shiomi, S. Ishiwata, Y. Taguchi, and Y. Tokura,
    "Mott insulator to metal transition in filling-controlled SmMnAsO1-x"
    Phys. Rev. B 84, 054519 (2001).
  42. Y. Ishida, H. Kanto, A. Kikkawa, Y. Taguchi, Y. Ito, Y. Ota, K. Okazaki, W. Malaeb, M. Mulazzi, M. Okawa, S. Watanabe, C.-T. Chen, M. Kim, C. Bell, Y. Kozuka, H. Y. Hwang, Y. Tokura, and S. Shin,
    "Common Origin of the Circular-Dichroism Pattern in Angle-Resolved Photoemission Spectroscopy of SrTiO3 and CuxBi2Se3"
    Phys. Rev. Lett. 107, 077601 (2011).
  43. G. L. Goodvin, A. S. Mishchenko, and M. Berciu,
    "Optical Conductivity of the Holstein Polaron"
    Phys. Rev. Lett. 107, 076403 (2011).
  44. D. Okuyama, S. Ishiwata, Y. Takahashi, K. Yamauchi, S. Picozzi, K. Sugimoto, H. Sakai, M. Takata, R. Shimano, Y. Taguchi, T. Arima, and Y. Tokura,
    "Magnetically driven ferroelectric atomic displacements in orthorhombic YMnO3"
    Phys. Rev. B 84, 054440 (2011).
  45. S. Ishiwata, M. Tokunaga, Y. Kaneko, D. Okuyama, Y. Tokunaga, S. Wakimoto, K. Kakurai, T. Arima, Y. Taguchi, and Y. Tokura,
    "Versatile helimagnetic phases under magnetic fields in cubic perovskite SrFeO3"
    Phys. Rev. B 84, 054427 (2011).
  46. R. Iida, T. Satoh, T. Shimura, K. Kuroda, B. A. Ivanov, Y. Tokunaga, and Y. Tokura,
    "Spectral dependence of photoinduced spin precession in DyFeO3"
    Phys. Rev. B 84, 064402 (2011).
  47. T. Yokoyama, Y. Tanaka, and N. Nagaosa,
    "Anomalous Meissner Effect in a Normal-Metal-Superconductor Junction with a Spin-Active Interface"
    Phys. Rev. Lett. 106, 246601 (2011).
  48. Y. Onose, R. Yoshimi, A. Tsukazaki, H. Yuan, T. Hidaka, Y. Iwasa, M. Kawasaki, and Y. Tokura,
    "Pulsed Laser Deposition and Ionic Liquid Gate Control of Epitaxial Bi2Se3 Thin Films"
    Appl. Phys. Express 4, 083001 (2011).
  49. T. Matsumura, D. Okuyama, T. Mouri, and Y. Murakami,
    "Successive Magnetic Phase Transitions of Component Orderings in DyB4"
    J. Phys. Soc. Jpn. 80, 074701 (2011).
  50. Y. Yamasaki, D Okuyama, M. Nakamura, T. Arima, M. Kawasaki, Y. Tokura, T. Kimura, and Y. Wakabayashi,
    "Interfacial Structure of Manganite Superlattice"
    J. Phys. Soc. Jpn. 80, 073601 (2011).
  51. R. Shimano, Y. Ikebe, K. S. Takahashi, M. Kawasaki, N. Nagaosa, and Y. Tokura,
    "Terahertz Faraday rotation induced by an anomalous Hall effect in the itinerant ferromagnet SrRuO3"
    EPL 95, 17002 (2011).
  52. Y. Long, Y. Kaneko, S. Ishiwata, Y. Taguchi, and Y. Tokura,
    "Synthesis of cubic SrCoO3 single crystal and its anisotropic magnetic and transport properties"
    J. Phys.: Condens. Matter 23 , 245601 (2011).
  53. T. Motohashi, Y. Sugimoto, Y. Masubuchi, T. Sasagawa, W. Koshibae, T. Tohyama, H. Yamauchi, and S. Kikkawa,
    "Impact of lithium composition on the thermoelectric properties of the layered cobalt oxide system LixCoO2"
    Phys. Rev. B 83, 195128 (2011).
  54. S. Y. Zhou, Y. Zhu, M. C. Langner, Y.-D. Chuang, P. Yu, W. L. Yang, A. G. Cruz Gonzalez, N. Tahir, M. Rini, Y.-H. Chu, R. Ramesh, D.-H. Lee, Y. Tomioka, Y. Tokura, Z. Hussain, and R. W. Schoenlein,
    "Ferromagnetic Enhancement of CE-Type Spin Ordering in (Pr,Ca)MnO3"
    Phys. Rev. Lett. 106, 186404 (2011).
  55. A. Radetinac, K.S. Takahashi, L. Alff, M. Kawasaki, and Y. Tokura,
    "Single-crystalline Sr2MoO4 films as prepared by pulsed laser deposition"
    Journal of Crystal Growth 322, 38 (2011).
  56. Y. Krockenberger, J. S. Lee, D. Okuyama, H. Nakao, Y. Murakami, M. Kawasaki, and Y. Tokura,
    "Garnet superlattice as a transparent above-room-temperature polar magnet"
    Phys. Rev. B 83, 214414(2011).
  57. M. Uchida, K. Oishi, M. Matsuo, W. Koshibae, Y. Onose, M. Mori, J. Fujioka, S. Miyasaka, S. Maekawa, and Y. Tokura,
    "Thermoelectric response in the incoherent transport region near Mott transition: The case study of La1-xSrxVO3"
    Phys. Rev. B 83, 165127 (2011).
  58. T. Kurumaji, S. Seki, S. Ishiwata, H. Murakawa, Y. Tokunaga, Y. Kaneko, and Y. Tokura,
    "Magnetic-Field Induced Competition of Two Multiferroic Orders in a Triangular-Lattice Helimagnet MnI2"
    Phys. Rev. Lett. 106, 167206 (2011).
  59. K. Nomura, and N. Nagaosa,
    "Surface-Quantized Anomalous Hall Current and the Magnetoelectric Effect in Magnetically Disordered Topological Insulators"
    Phys. Rev. Lett. 106, 166802 (2011).
  60. N. Kanazawa, Y. Onose, T. Arima, D. Okuyama, K. Ohoyama, S. Wakimoto, K. Kakurai, S. Ishiwata, and Y. Tokura,
    "Large Topological Hall Effect in a Short-Period Helimagnet MnGe"
    Phys. Rev. Lett. 106, 156603 (2011).
  61. B. Gu, T. Ziman, G.Y. Guo, N. Nagaosa, and S. Maekawa,
    "Giant spin Hall effect of Au films with Pt impurities: Surface-assisted skew scattering"
    J. Appl. Phys. 109, 07C502 (2011).
  62. W. Koshibae, N. Furukawa, and N. Nagaosa,
    "Photo-induced insulator-metal transition of a spin-electron coupled system"
    EPL 94 , 27003 (2011).

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