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“…@NO@@Yasuhiro SHIMIZU

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2000”N3ŒŽ ‹ž“s‘åŠw@—Šw•”@‘²‹Ę
2002”N3ŒŽ ‹ž“s‘åŠw‘åŠw‰@@—ŠwŒ¤‹†‰Č‰»ŠwźU@CŽm‰Ū’öC—¹
i—L‹@•Ø«‰»ŠwŒ¤‹†Žŗ@āV“” ŒRŽ”@‹³Žöj
CŽm˜_•¶@u‹­‘ŠŠÖ“dŽqŒnκ-(ET)2Cu2(CN)3Aθ-(ET)2Cu2(CN)[N(CN)2]2‚Ģ•Ø«v
2005”N3ŒŽ ‹ž“s‘åŠw‘åŠw‰@@—ŠwŒ¤‹†‰Č‰»ŠwźU@”ŽŽm‰Ū’öC—¹
i—L‹@•Ø«‰»ŠwŒ¤‹†Žŗ@āV“” ŒRŽ”@‹³Žöj
”ŽŽm˜_•¶@" NMR Study of Spin Liquid, Mott Transition and Superconductivity in a Organic Mott Insulator with Triangular Lattice"


2005”N4ŒŽ —‰»ŠwŒ¤‹†Š@‰Į“”•ŖŽq•Ø«Œ¤‹†Žŗ@Šī‘b‰ČŠw“Į•ŹŒ¤‹†ˆõi‰Į“” —ēŽO@Žå”Cj
2007”N3ŒŽ “–Œ¤‹†Žŗ‘²‹Ę


Transport and NMR studies on strongly correlated electron systems


  1. 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).

  2. 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).

  3. 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).

  4. 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).

  5. 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).

  6. 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).

  7. 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).

  8. 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).

  9. 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).

  10. 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).

  11. 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).

  12. 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).

  13. 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).

  14. 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.

  15. 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).

  16. 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).

  17. 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).

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

  19. 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).

  20. 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).



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"
International Conference of on the Science and Technology of Synthetic Metals (ICSM) 2004, Wollongong, Australia, June 28 - July 2, 2004.


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