Publications

  1. Strongly electron-correlated semimetal RuI3 with a layered honeycomb structure,
    K. Nawa, Y. Imai, Y. Yamaji, H. Fujihara, W. Yamada, R. Takahashi, T. Hiraoka, M. Hagihala, S. Torii, T. Aoyama, T. Ohashi, Y. Shimizu, H. Gotou, M. Itoh, K. Ohgushi, T. J. Sato
    arXiv:2109.12864

  2. Magnetism of Kitaev spin-liquid candidate material RuBr3,
    Y. Imai, K. Nawa, Y. Shimizu, W. Yamada, H. Fujihara, T. Aoyama, R. Takahashi, D. Okuyama, T. Ohashi, M. Hagihala, S. Torii, D. Morikawa, M. Terauchi, T. Kawamata, M. Kato, H. Gotou, M. Itoh, T. J. Sato, K. Ohgushi
    arXiv:2109.00129

  3. Determination of local defect density in diamond by double electron-electron resonance,
    Shang Li, Huijie Zheng, Zaili Peng, Mizuki Kamiya, Tomoyuki Niki, Viktor Stepanov, Andrey Jarmola, Yasuhiro Shimizu, Susumu Takahashi, Arne Wickenbrock, Dmitry Budker
    Phys. Rev. B 104, 094307 (2021).
    arXiv:2104.00744.

  4. Magnetic field-driven transition between valence bond solid and antiferromagnetic order in distorted triangular lattice,
    Y. Shimizu, M. Maesato, M. Yoshida, M. Takigawa, M. Itoh, A. Otsuka, H. Yamochi, Y. Yoshida, G. Kawaguchi, D. Graf, G. Saito
    Phys. Rev. Research 3, 023145 (2021) , arXiv:2103.12249.

  5. Local Observations of Orbital Diamagnetism and Excitation in Three-Dimensional Dirac Fermion Systems Bi1-xSbx,
    Y. Watanabe, M. Kumazaki, H. Ezure, T. Sasagawa, R. Cava, M. Itoh, Y. Shimizu
    J. Phys. Soc. Jpn. 90, 053701 (2021).
    arXiv:2102.09917.

  6. Orbital and magnetic ordering and domain-wall conduction in ferrimagnet La5Mo4O16,
    T. Katsufuji, M. Miyake, M. Naka, M. Mochizuki, S. Kogo, T. Kajita, Y. Shimizu, M. Itoh, T. Hasegawa, S. Shimose, S. Noguchi, T. Saiki, T. Sato, F. Kagawa
    Phys. Rev. Research 3, 013105 (2021).

  7. Occupation switching of d orbitals in vanadium dioxide probed via hyperfine interactions,
    Y. Shimizu, T. Jin-no, F. Iwase, M. Itoh, Y. Ueda
    Phys. Rev. B 101, 245123/1-9 (2020).

  8. High pressure investigation of an organic three-dimensional Dirac semimetal candidate having a diamond lattice,
    A. Kiswandhi, M. Maesato, S. Tomeno, Y. Yoshida, Y. Shimizu, P. Shahi, J. Gouchi, Y. Uwatoko, G. Saito, and H. Kitagawa
    Phys. Rev. B 101, 245124/1-7 (2020).

  9. Canting Antiferromagnetic Spin-Order (TN = 102 K) in a Monomer Mott Insulator (ET)Ag4(CN)5 with a Diamond Spin-Lattice
    A. Otsuka, Y. Shimizu, G. Saito, M. Maesato, A. Kiswandhi,T. Hiramatsu, Y. Yoshida, H. Yamochi, M. Tsuchiizu, Y. Nakamura, H. Kishida, and H. Ito,
    Bull. Chem. Soc. Jpn. 93, 260-272 (2020).

  10. Two-step gap opening across the quantum critical point in a Kitaev honeycomb magnet α-RuCl3,
    Y. Nagai, T. Jinno, J. Yoshitake, J. Nasu, Y. Motome, M. Itoh, Y. Shimizu
    Physical Review B 101, 020414(R)/1-6 (2020).

  11. High ambipolar mobility in a neutral radical gold dithiolene complex,
    A. Mizuno, H. Benjamin, Y. Shimizu, Y. Shuku, M. M. Matsushita, N. Robertson, K. Awaga,
    Adv. Func. Mater. 29, 1904181/1-10 (2019).

  12. Molecular diamond lattice antiferromagnet as a Dirac semimetal candidate
    Y. Shimizu, A. Otsuka, M. Maesato, M. Tsuchiizu, A. Nakao, H. Yamochi, T. Hiramatsu, Y. Yoshida, G. Saito
    Physical Review B 99, 174417/1-6 (2019).

  13. Atomic Physics
    Y. Shimizu (Japanese tranlation), D.Budker, D.F.Kimball, D. P. Mille
    Kyoritsu Publisher (2019).

  14. Transport anisotropy and electron correlations in the layered molecular compounds Z[Pd(dmit)2]2 (Z = Me4N,Et2Me2As,EtMe3P) with different interlayer coupling
    Y. Shimizu and R. Kato
    Physical Review B 97, 125107/1-7 (2018).

  15. 新たな量子状態を追う
    清水康弘
    現代化学 1 (2018).

  16. Symmetry Preservation and Critical Fluctuations in a Pseudospin Crossover Perovskite LaCoO3
    Y. Shimizu, T. Takahashi, S. Yamada, A. Shimokata, T. Jin-no, M. Itoh
    Physical Review Letters 119, 267203/1-6 (2017).

  17. Trimerization and orbital ordering in Ba1-xSrxV13O18
    T. Kajita, Y. Obata, Y. Kakesu, Y. Imai, Y. Shmizu, M. Itoh, H. Kuwahara, and T. Katsufuji
    Physical Review B 96, 245126/1-7 (2017).

  18. 3D Spin-Liquid State in an Organic Hyperkagome Lattice of Mott Dimers
    A. Mizuno, Y. Shuku, M. M. Matsushita, M. Tsuchiizu, Y. Hara, N. Wada, Y. Shimizu, K. Awaga
    Physical Review Letters 119, 057201/1-6 (2017).

  19. T. Hiramatsu, Y. Yoshida, G. Saito, A. Otsuka, H. Yamochi, M. Maesato, Y. Shimizu, H. Ito, Y. Nakamura, H Kishida, M. Watanabe, R. Kumai
    Design and preparation of a quantum spin liquid candidate κ-(ET)2Ag2(CN)3 having a nearby superconductivity
    Bull. Chem. Soc. Jpn. 90, 1073-1082 (2017).Award Article

  20. Pressure-Tuned Exchange Coupling of a Quantum Spin Liquid in the Molecular Triangular Lattice κ-(ET)2Ag2(CN)3
    Y. Shimizu, T. Hiramatsu, M. Maesato, A. Otsuka, H. Yamochi, A. Ono, M. Itoh, M. Yoshida, M. Takigawa, Y. Yoshida, G. Saito
    Physical Review Letters 117, 107203 (2016).

  21. Pressure-induced superconductivity in the antiferromagnet κ-(ET)2CF3SO3 with quasi-one-dimensional triangular spin lattice
    H. Ito, T. Asai, Y. Shimizu, H. Hayama, Y. Yoshida, G. Saito
    Physical Review B 94, 020503(R) (2016).

  22. Local electronic state in the half-metallic ferromagnet CrO2 investigated by site-selective 53Cr NMR measurements
    H. Takeda, Y. Shimizu, Y. Kobayashi, M. Itoh, T. Jin-no, M. Isobe, Y. Ueda, S. Yoshida, Y. Muraoka, T. Yokoya
    Physical Review B 93, 235129 (2016).

  23. Site-Selective Mott Transition in a Quasi-One-Dimensional Vanadate V6O13
    Y. Shimizu, S. Aoyama, T. Jin-no, M. Itoh, Y. Ueda
    Physical Review Letters 114, 166403 (2015).

  24. Magnetic fluctuations and possible formation of a spin-singlet cluster under pressure in the heavy-fermion spinel LiV2O4 probed by 7Li and 51V NMR
    H. Takeda, Y. Kato, M. Yoshimura, Y. Shimizu, M. Itoh, S. Niitaka, H. Takagi
    Physical Review B 92, 045103/1-8 (2015).

  25. Zero-field nuclear magnetic resonance spectroscopy of viscous liquids,
    Y. Shimizu, J.W. Blanchard, S. Pustelny, G. Saielli, A. Bagno, M.P. Ledbetter, D. Budker, A. Pines
    Journal of Magnetic Resonance 250, 1-6 (2015).

  26. Spin disordered quantum phases in quasi-one-dimensional triangular lattice material,
    Y. Yoshida, H. Ito, M. Maesato, Y. Shimizu, H. Hayama, T. Hiramatsu, Y. Nakamura, H. Kishida, T. Koretsune, C. Hotta, G. Saito
    Nature Physics 11, 679-683 (2015).

  27. Quantum spin liquid: design of a quantum spin liquid next to a superconducting state based on a dimer-type ET Mott insulator
    T. Hiramatsu, Y. Yoshida, G. Saito, A. Otsuka, H. Yamochi, M. Maesato, Y. Shimizu, H. Ito, H. Kishida
    Journal of Material Chemistry C 3, 1378-1388 (2015).

  28. Spin frustration in antiperovskite systems:(TTF+ or TSF+)3[(Mo6X14)2Y]
    T. Hiramatsu, Y. Yoshida, G. Saito, A. Otsuka, H. Yamochi, Y. Shimizu, Y. Hattori, Y. Nakamura, H. Kishida, H. Ito, K. Kirakci, S. Cordier, C. Perrin
    Journal of Material Chemistry C 3, 11046-11054, (2015).

  29. Magnetic fluctuations and possible formation of a spin-singlet cluster under pressure in the heavy-fermion spinel LiV2O4 probed by 7Li and 51V NMR
    H. Takeda, Y. Kato, M. Yoshimura, Y. Shimizu, M. Itoh, S. Niitaka, H. Takagi
    Physical Review B 92, 045103/1-8 (2015).

  30. Spin disorder in an Ising honeycomb chain cobaltate
    H. Igarashi, Y. Shimizu, Y. Kobayashi, M. Itoh
    Phys. Rev. B 89, 054431 (2014).

  31. Ultrasonic investigation of the transition at 6 K in the spin-liquid candidate κ-(ET)2Cu2(CN)3
    M. Poirier, M. de Lafontaine, K. Miyagawa, K. Kanoda, and Y. Shimizu
    Phys. Rev. B 89, 045138 (2014).

  32. Local electronic state in the high-valence hollandite-type chromium oxide K2Cr8O 16 investigated by 53CrNMR
    H. Takeda, Y. Shimizu, M. Itoh, M. Isobe, and Y. Ueda
    Phys. Rev. B 88, 165107 (2013).

  33. Molecular Rotors of Coronene in Charge-Transfer Solids
    Y. Yoshida, Y. Shimizu, T. Yajima, G. Maruta, S. Takeda, Y. Nakano, T. Hiramatsu, H. Kageyama, H. Yamochi, and G. Saito,
    Chem. Eur. J. 19, 12313-12324 (2013).

  34. T. Jin-no, Y. Shimizu, M. Itoh, S. Niitaka, H. Takagi
    Orbital reformation with vanadium trimerization in d2 triangular lattice LiVO2 revealed by 51V NMR
    Phys. Rev. B 87, 075135 (2013).

  35. Y. Shimizu, H. Takeda, M. Itoh, S. Niitaka, H. Takagi
    An orbital-selective spin liquid in the frustrated heavy fermion spinel LiV2O4
    Nature Communications 3, 981 (2012).

  36. M. Poirier, S. Parent, A. Cote, K. Miyagawa, K. Kanoda, Y. Shimizu
    Magnetodielectric effects and spin-charge coupling in the spin-liquid candidate κ-(BEDT-TTF)2Cu2(CN)3
    Physical Review B 85, 134444 (2012).

  37. Y. Shimizu, K. Matsudaira, M. Itoh, T. Kajita, T. Katsufuji,
    Spin-singlet trimer state induced by competing orbital order in triangular-lattice BaV10O15
    Phys. Rev. B 84, 064421 (2011).

  38. Y. Shimizu, M. Maesato, G. Saito,
    Uniaxial Strain effects on the Mott and superconducting transitions in κ-(ET)2Cu2(CN)3
    J. Phys. Soc. Jpn. 80, 074702 (2011).

  39. Y. Shimizu, K. Okai, M. Itoh, M. Isobe, J. Yamaura, T. Yamauchi, Y. Ueda,
    Metal-insulator transition in the hollandite K2V8O16 with a frustrated zigzag ladder probed by 51V NMR,
    Physical Review B, 83, 155111 (2011).

  40. F.L. Pratt, P.J. Baker, S.J. Blundell, T. Lancaster, S. Ohira-Kawamura, C. Baines, Y. Shimizu, K. Kanoda and I. Watanabe,
    Uncovering the magnetic and non-magnetic phases of a quantum spin liquid,
    Nature, 471, 612 (2011).

  41. Y. Shimizu, M. Horibe, H. Nanba, T. Takami, and M. Itoh,
    Anisotropic spin dynamics in the frustrated chain Ca3Co2O6 detected by single-crystal 59Co NMR,
    Physical Review B 82, 094430 (2010).

  42. Y. Shimizu, H. Kasahara, A. Furuta, K. Miyagawa, K. Kanoda, M. Maesato, and G. Saito,
    Pressure-induced superconductivity and Mott transition in spin-liquid κ-(ET)2Cu2(CN)3 probed by 13C NMR
    Physical Review B, 81, 224508 (2010).

  43. J. Miyazaki, K. Matsudaira, Y. Shimizu, M. Itoh, Y. Nagamine, S. Mori, J. E. Kim, K. Kato, M. Takata, and T. Katsufuji,
    Formation of a three-dimensional network of V trimers in A2V13O22 (A =Ba, Sr),
    Phys. Rev. Lett. 104, 207201 (2010).


  44. Y. Shimizu, T. Yamada, T. Takami, S. Niitaka, H. Takagi, and M. Itoh
    "Pressure induced antiferromagnetic fluctuations in the pnictide superconductor FeSe0.5Te0.5: 125Te NMR study"
    J. Phys. Soc. Jpn. 78, 123707 (2009).


  45. Taisuke Suzuki, Ichihiro Yamauchi, Yasuhiro Shimizu, Masayuki Itoh, Nao Takeshita,Chieko Terakura, Hidenori Takagi, Yoshinori Tokura, Touru Yamauchi, and Yutaka Ueda
    "High-pressure 51V NMR study of the magnetic phase diagram and metal-insulator transition in the quasi-one-dimensional β-Na0.33V2O5"
    Physical Review B 79, 081101(R) (2009).


  46. Y. Shimizu, M. Takana, M. Itoh, T. Katsufuji
    "Spin-singlet formation in the geometrically frustrated spinel oxide AlV2O4: 51V and 27Al NMR measurements"
    Physical Review B 78, 14423 (2008).

  47. S. Yamashita, Y. Nakazawa, M. Oguni, Y. Oshima, H. Nojiri, Y. Shimizu, K. Miyagawa, K. Kanoda,
    "Thermodynamic properties of a spin-1/2 spin-liquid in a κ-type organic salt"
    Nature Physics 4, 459 (2008).

  48. Y. Shimizu, H. Akimoto, H. Tsujii, A. Tajima, and R. Kato
    "Mott Transition in a Valence-Bond Solid Insulator with a Triangular Lattice"
    Physical Review Letters 99, 256403 (2007).

  49. Hiromi Taniguchi, Takahiro Okuhata, Takuya Nagai, Kazuhiko Satoh, Nobuo Mori, Yasuhiro Shimizu, Masato Hedo, and Yoshiya Uwatoko
    "Anomalous Pressure Dependence of Superconductivity in Layered Organic Conductor, κ-(BEDT-TTF)4Hg2.89Br8"
    Journal of the Physical Society of Japan, 76, 113709 (2007).

  50. Y. Shimizu, H. Akimoto, H. Tsujii, A. Tajima, and R. Kato
    "Reentrant Mott transition from a Fermi liquid to a spin-gapped insulator in an organic spin-1/2 triangular-lattice antiferromagnet"
    J. Phys.: Condens. Matter 19(14), 145240/1-145240/5 (2007).

  51. S. Ohira, Y. Shimizu, K. Kanoda, G. Saito,
    "Spin Liquid State in κ-(BEDT-TTF)2Cu2(CN)3 Studied by Muon Spin Relaxation Method"
    Journal of Low Temperature Physics 142(3/4), 153-158 (2006).

  52. T. Okuhata, T. Nagai, H. Taniguchi, K. Satoh, T. Itou, Y. Shimizu, K. Miyagawa, Y. Ishii, N. Tajima, and R. Kato
    "High-pressure study of a doped-type organic superconductor, κ-(BEDT-TTF)4Hg2.89Br8"
    J. Low Temperature Physics, 142(3/4), 547-550 (2006).

  53. I. Kezsmarki, Y. Shimizu, G. Mihaly, Y. Tokura, K. Kanoda, and G. Saito,
    "Depressed charge gap in the triangular-lattice Mott insulator κ-(ET)2Cu2(CN)3"
    Physical Review B, 74, R201101 (2006).

  54. Y. Shimizu, K. Miyagawa, K. Kanoda, M. Maesato, and G. Saito,
    "Emergence of inhomogeneous moments from spin liquid in the triangular-lattice Mott insulator κ-(ET)2Cu2(CN)3"
    Physical Review B, 73, R140407 (2006).

  55. K. Kurosaki, Y. Shimizu, K. Miyagawa, K. Kanoda, and G. Saito,
    "Mott Transition from a Spin Liquid to a Fermi Liquid in the Spin-Frustrated Organic Conductor κ-(ET)2Cu2(CN)3"
    Physical Review Letters, 95, 177001 (2005).

  56. Y. Shimizu, K. Miyagawa, K. Kanoda, M. Maesato, and G. Saito,
    "Spin liquid in a spin-frustrated organic Mott insulator"
    Progress of Theoretical Physics Supplement, 159, 52-60 (2005).

  57. Yamamoto, K. Yakushi, Y. Shimizu and G. Saito,
    "Infrared and Raman Study of the Charge-ordered State of θ-(ET)2Cu2CN[N(CN)2]2"
    Journal of the Physical Society of Japan, 73, 2326-2332 (2004).

  58. G. Saito, H. Yamochi, M. Maesato, Y. Yoshida, A. Ota, and Y. Shimizu
    "Design of Organic (Super)Conductors and Study of Their Physical Properties"
    NATO ASI "Organic Conductors, Superconductors and Magnets : From Synthesis to Molecular Electronics",
    eds. L.Ouahab and E. Yagubskii, Kluwer Academic Pub., (2004), pp.19-44.

  59. Y. Shimizu, K. Miyagawa, K. Kanoda, M. Maesato, and G. Saito,
    "Spin liquid state in an organic Mott insulator with a triangular lattice"
    Physical Review Letters, 91, 107001 (2003).

  60. H. Yamochi, N. Sogoshi, Y. Shimizu, K. Matsumoto, and G. Saito,
    "The crystal and electronic structure analysis of (OMTTF)2[Ni(tdas)2], where OMTTF = octamethylenetetrathiafulvalene and tdas = 1,2,5-thiadiazole-3,4-dithiolate"
    Journal of Material Chemistry, 11, 2216 (2001).

  61. Y. Shimizu, H. Takeda, M. Tanaka, M. Itoh, S. Niitaka, H. Takagi, Y. Ueda
    "Anisotropic hyperfine coupling in vanadium oxides"
    Journal of Physics: Conference Series 273, 012128/1-4 (2011).

  62. T. Esaki, Y. Shimizu, T. Takami, M. Itoh, Z. He, and Y. Ueda
    "Low-energy excitations proved by 51V NMR in the multiferroic Ni3V2O8"
    Journal of Physics: Conference Series, 200 012070 (2010).


  63. I. Yamauchi, T. Suzuki, Y. Shimizu, M. Itoh, N. Takeshita, T. Yamauchi, Y. Ueda,
    "Magnetic properties of the quasi-one-dimensional superconductor β-Na0.33V2O5 under high pressure investigated by 51V NMR"
    Physica C 470, S742 (2010).


  64. Y. Shimizu, K. Okai, M. Itoh, M. Isobe, J.-I. Yamaura, and Y. Ueda
    "Rotation of Hyperfine Fields at the V site in the Multiband Metal K2V8O16"
    Journal of Physics: Conference Series 200 012187 (2010).


  65. H. Nanba, M. Horibe, T. Takami, Y. Shimizu, M. Itoh
    "Spin Dynamics of the Frustrated Ferromagnetic-Chain System Ca3Co2O6"
    J. Physics: Conf. Series 150, 042140 (2009).


  66. K. Okai, M. Itoh, Y. Shimizu, M. Isobe, J. Yamaura, Y. Ueda
    "Metal-Insulator Transition in the Hollandite Vanadate K2V8O16 Investigated by 51V NMR Measurements"
    J. Physics: Conf. Series 150, 042155 (2009).


  67. Y. Shimizu, M. Tanaka, M. Itoh, T. Katsufuji
    "Microscopic Observation of the Spin-Singlet Cluster in the Frustrated Spinel AlV2O4"
    J. Physics: Conf. Series 150, 042181 (2009).


  68. I. Yamauchi, M. Itoh, Y. Shimizu, T. Yamauchi, Y. Ueda
    "Local Spin Susceptibility in the Metallic Phase of the Quasi-One-Dimensional Conductor β-Li0.33V2O5"
    J. Physics: Conf. Series 150, 042236 (2009).


  69. I. Yamauchi, M. Itoh, Y. Shimizu, T. Yamauchi, Y. Ueda
    "Spin Diffusion in the Quasi-One-Dimensional Conductor β-Na0.33V2O5"
    J. Physics: Conf. Series 150, 042237 (2009).


  70. Y. Shimizu, K. Miyagawa, K. Kanoda, M. Maesato, and G. Saito,
    "Inhomogeneous spin state in a spin liquid on a triangular lattice under a magnetic field"
    AIP Conference Proceedings, 850, 611 (2006).

  71. Y. Shimizu, H. Kasahara, K. Kurosaki, K. Miyagawa, K. Kanoda, M. Maesato, and G. Saito,
    "Superconductivity emerging from spin-liquid Mott insulator in triangular lattice system"
    AIP Conference Proceedings, 850, 1087 (2006).

  72. Y. Shimizu, Y. Kurosaki, K. Miyagawa, K. Kanoda, M. Maesato, and G. Saito,
    "NMR study of spin liquid state and Mott transition in the spin-frustrated organic system, κ-(ET)2Cu2(CN)3"
    Synthetic Metals, 152, 393-396 (2005).

  73. M. Maesato, Y. Shimizu, T. Ishikawa, G. Saito, K. Miyagawa, and K. Kanoda,
    "Spin-liquid behavior and superconductivity in κ-(BEDT-TTF)2X: The role of uniaxial strain"
    Journal de Physique IV (France), 114, 227-231 (2004).

  74. Y. Shimizu, K. Miyagawa, K. Kanoda, M. Maesato, and G. Saito,
    "1H NMR study of the organic Mott insulator with triangular lattice, κ-(ET)2Cu2(CN)3"
    Journal de Physique IV (France), 114, 377-378 (2004).

  75. Y. Shimizu, M. Maesato, G. Saito, K. Miyagawa, and K. Kanoda,
    "Magnetic properties of a Mott insulator κ-(ET)2Cu2(CN)3"
    Synthetic Metals, 137, 1247-1248 (2003).

  76. Y. Shimizu, M. Maesato, G. Saito, O.O.Drozdova, and L. Ouahab,
    "Transport properties of a Mott insulator κ-(ET)2Cu2(CN)3 under the uniaxial strain"
    Synthetic Metals, 133-134, 225-226 (2003).

  77. M. Maesato, Y. Shimizu, T. Ishikawa, and G. Saito,
    "Anisotropy in the superconducting transition temperature of k-(ET)2X"
    Synthetic Metals 137, 1243 (2003).

  78. Y.Shimizu, M. Maesato, K. Ookubo, O. O.Drozdova, and G. Saito,
    "Superconductivity of a θ-type ET salt prepared using CuCN and Ph4PN(CN)2 as electrolyte"
    Molecular Crystals Liquid Crystals, 380, 135 (2002).


▲pagetop