加藤　礼三    Reizo KATO
主任研究員
1955年生まれ		  


1979年3月 東京大学　理学部化学科　卒業
（無機合成化学研究室　佐佐木 行美　教授）
卒業論文　"A Study on the Heteropolyvanadates"
1981年3月 東京大学大学院　理学系研究科化学専攻　修士課程　修了
（無機合成化学研究室　佐佐木 行美　教授）
修士論文　"Crystallographic and NMR Studies of Heteropolyvanadates"
1984年3月 東京大学大学院　理学系研究科化学専攻　博士課程　修了
（無機合成化学研究室　佐佐木 行美　教授）
博士論文　"A Study of the Molecular Conductors Based on the BEDT-TTF Derivatives and/or the 1,2-Dithiolene Complexes"


1984年6月-1988年3月 東邦大学　理学部化学科物理化学第一教室　助手（小林 速男　教授）
1988年4月-1990年3月 東邦大学　理学部化学科物理化学第一教室　講師（小林 速男　教授）
1990年4月-1999年3月 東京大学物性研究所　助教授
1999年4月- 理化学研究所　加藤分子物性研究室　主任研究員
（以下兼任） 　
2001年-2002年 分子科学研究所　客員教授
2002年- 埼玉大学　客員教授
2003年- 東邦大学　客員教授
2004年-2008年 文部科学省　研究振興局　科学官
2011年- 千葉大学　客員教授
2013年- 早稲田大学　客員教授
2014年- 学習院大学　客員教授


2017年 第8回分子科学会賞
「金属錯体系分子性導体の開発」
2014年 アメリカ物理学会（APS：American Physical Society）フェロー
2013年 文部科学大臣表彰科学技術賞（研究部門）
「金属錯体分子を用いたパイ電子物性の研究」
2011年 日本化学会第28回学術賞
「金属-ジチオレン錯体を用いたパイ電子物性開発」
1995年 日本ＩＢＭ科学賞
「有機パイ電子と金属ｄ電子とが共存する分子性導体における金属－絶縁体転移の研究」
(Studies on the Metal-Insulator Transition of the Molecular Conductor Containing Organic π and Metal d Electrons)
1990年 日本化学会進歩賞
「分子性超伝導体および分子性金属の開発」
(Design of New Molecular Metals and Superconductors)


日本化学会
日本物理学会
分子科学会
米国物理学会（APS: American Physical Society）


・多次元的分子性導体の開発
・ｐπ－ｄ系分子性導体の開発
・遷移金属錯体系分子性導体の開発
・分子性導体への超分子化学の導入
・１軸性ひずみ効果による電子状態の制御



  1. W. Li, A. Pustogow, R. Kato, and M. Dressel
    Transition of a Pristine Mott Insulator to a Correlated Fermi Liquid: Pressure-Dependent Optical Investigations of a Quantum Spin Liquid
    Phys. Rev. B 99, 115137/1-8 (2019).    New!

  2. K. Sunami, T. Nishikawa, K. Miyagawa, S. Horiuchi, R. Kato, T. Miyamoto, H. Okamoto, and K. Kanoda
    Evidence for Solitonic Spin Excitations from a Charge-Lattice-Coupled Ferroelectric Order
    Science Advances 4, eeau7725/1-6 (2018).

  3. T. Lee, Y. Oshima, H. B. Cui, and R. Kato
    Detailed X-band Studies of the π-d Molecular Conductor λ-(BETS)2FeCl4: Observation of Anomalous Angular Dependence of the g-value
    J. Phys. Soc. Jpn. 87, 114702/1-8 (2018).

  4. A. Pustogow, M. Bories, A. Löhle, R. Rösslhuber, E. Zhukova, B. Gorshunov, S. Tomić, J. A. Schlueter, R. Hübner, T. Hiramatsu, Y. Yoshida, G. Saito, R. Kato, T.-H. Lee, V. Dobrosavljević, S. Fratini, and M. Dressel
    Quantum Spin Liquids Unveil the Genuine Mott State
    Nature Materials 17, 773-777 (2018).

  5. T. Tsumuraya, R. Kato, and Y. Suzumura
    Effective Hamiltonian of Topological Nodal Line Semimetal in Single-Component Molecular Conductor [Pd(dddt)2] from First-Principles
    J. Phys. Soc. Jpn. 87, 113701/1-5 (2018).

  6. A. Pustogow, Y. Saito, E. Zhukova, B. Gorshunov, R. Kato, T.-H. Lee, S. Fratini, V. Dobrosavljevi, and M. Dressel
    Low-Energy Excitations in Quantum Spin Liquids Identified by Optical Spectroscopy
    Phys. Rev. B 121, 056402/1-6 (2018).

  7. Y. Suzumura, H. B. Cui, and R. Kato
    Conductivity and Resistivity of Dirac Electrons in Single-Component Molecular Conductor [Pd(dddt)2]
    J. Phys. Soc. Jpn. 87, 084702/1-6 (2018).

  8. R. Yamamoto, Y. Yanagita, T. Namaizawa, S. Komuro, T. Furukawa, T. Itou, and R. Kato
    Dimensionality of Superconductivity in the Layered Organic Material EtMe3P[Pd(dmit)2]2 under Pressure
    Phys. Rev. B 97, 224502/1-5 (2018).>

  9. S. Sugiura, K. Shimada, N. Tajima, Y. Nishio, T. Terashima, T. Isono, R. Kato, B. Zhou, and S. Uji
    Magnetocaloric Effect in Layered Organic Conductor λ-(BETS)2FeCl4
    J. Phys. Soc. Jpn. 87, 044601/1-6 (2018).

  10. K. Ueda, T. Tsumuraya, and R. Kato
    Temperature Dependence of Crystal Structures and Band Parameters in Quantum Spin Liquid β'-EtMe3Sb[Pd(dmit)2]2 and Related Materials
    Crystals 8(3), 8030138/1-15 (2018).

  11. Y. Shimizu and R. Kato
    Transport Anisotropy and Electron Correlations in the Layered Molecular Compounds Z[Pd(dmit)2]2 (Z=Me4N,Et2Me2As,EtMe3P) with Different Interlayer Coupling
    Phys. Rev. B 97, 125107/1-7 (2018).

  12. S. Fujiyama and R. Kato
    Algebraic Charge Dynamics of the Quantum Spin Liquid β-EtMe3Sb[Pd(dmit)2]2
    Physical Review B, 97, 035131/1-5 (2018).

  13. E. Tisserond, J. N. Fuchs, M. O. Goerbig, P. Auban-Senzier, C. Meziere, P. Batail, Y. Kawasugi, M. Suda, H. M. Yamamoto, R. Kato, N. Tajima, and M. Monteverde
    Aperiodic Quantum Oscillations of Particle-Hole Asymmetric Dirac Cones
    EPL, 119, 67001/1-5 (2017).

  14. T. Yamamoto, T. Fujimoto, T. Naito, Y. Nakazawa, M. Tamura, K. Yakushi, Y. Ikemoto, T. Moriwaki, and R. Kato
    Charge and Lattice Fluctuations in Molecule-Based Spin Liquids
    Scientific Reports 7, 12930 (2017).

  15. H. Yamakawa, T. Miyamoto, T. Morimoto, T. Terashige, H. Yada, N. Kida, M. Suda, H. M. Yamamoto, R. Kato, K. Miyagawa, K. Kanoda, and H. Okamoto
    Mott Transition by an Impulsive Dielectric Breakdown
    Nature Materials (2017).

  16. T. Itou, E. Watanabe, S. Maegawa, A. Tajima, N. Tajima, K. Kubo, R. Kato, and K. Kanoda
    Slow Dynamics of Electrons at a Metal-Mott Insulator Boundary in an Organic System with Disorder
    Science Advances 3(8), e1601594 (2017).

  17. R. Kato and Y. Suzumura
    Novel Dirac Electron in Single-Component Molecular Conductor [Pd(dddt)2] (dddt = 5,6-dihydro-1,4-dithiin-2,3-dithiolate)
    J. Phys. Soc. Jpn. 86, 064705/1-7 (2017).

  18. Y. Suzumura and R. Kato
    Magnetic Susceptibility of Dirac Electrons in Single-Component Molecular Conductor [Pd(dddt)2] under Pressure
    Japanese Journal of Applied Physics, 56, 05FB02/1-6, (2017).

  19. Y. Oshima, H. B. Cui, and R. Kato
    Antiferromagnetic Insulating Ground State of Molecular π-d System λ-(BETS)2FeCl4 (BETS = Bis(ethylenedithio)tetraselenafulvalene): A Theoretical and Experimental Review
    Magnetochemistry, 3(1), 10/1-16, (2017).>

  20. Y. Sato, Y. Kawasugi, M. Suda, H. M. Yamamoto, and R. Kato
    Critical Behavior in Doping-Driven Metal-Insulator Transition on Single-Crystalline Organic Mott-FET
    Nano Lett., 17, 708-714 (2017).>

  21. R. Kato, H. B. Cui, T. Tsumuraya, T. Miyazaki, and Y. Suzumura
    Emergence of the Dirac Electron System in a Single-Component Molecular Conductor under High Pressure
    J. Am. Chem. Soc., 139(5), 1770-1773 (2017).>

  22. S. Sugiura, K. Shimada, N. Tajima, Y. Nishio, T. Terashima, T. Isono, R. Kato, and S. Uji
    Magnetic Torque Studies in Two-Dimensional Organic Conductor λ-(BETS)2FeCl4
    J. Phys. Soc. Jpn., 86, 014702/1-6 (2017).

  23. Y. Kawasugi, K. Seki, Y. Edagawa, Y. Sato, J. Pu, T. Takenobu, S. Yunoki, H. M. Yamamoto, and R. Kato
    Simultaneous Enhancement of Conductivity and Seebeck Coefficient in an Organic Mott Transistor
    Appl. Phys. Lett., 109, 233301/1-4 (2016).

  24. T. Yamamoto, M. Tamura, K. Yakushi, and R. Kato
    Intra- versus Inter-dimer Charge Inhomogeneity in the Triangular Lattice Compounds of β'-Cs[Pd(dmit)2]2: A Degree of Freedom Characteristic of an Interchange of Energy Levels in the Molecular Orbitals
    J. Phys. Soc. Jpn. 85, 104711/1-13 (2016).    Supplemental Material

  25. Y. Kawasugi, K. Seki, Y. Edagawa, Y. Sato, J. Pu, T. Takenobu, S. Yunoki, H. M. Yamamoto, and R. Kato
    Electron-Hole Doping Asymmetry of Fermi Surface Reconstructed in a Simple Mott Insulator
    Nat. Commun. 7, 12356/1-8 (2016).

  26. S. Yasuzuka, S. Uji, T. Konoike, T. Terashima, D. Graf, E. S. Choi, J. S. Brooks, H. M. Yamamoto, and R. Kato
    Shubnikov.de Haas Effect and Angular-Dependent Magnetoresistance in Layered Organic Conductor β''-(ET)(TCNQ)
    J. Phys. Soc. Jpn., 85, 084701/1-7 (2016).

  27. S. Sugiura, K. Shimada, N. Tajima, Y. Nishio, T. Terashima, T. Isono, A. Kobayashi, B. Zhou, R. Kato, and S. Uji
    Charge Transport in Antiferromagnetic Insulating Phase of Two-Dimensional Organic Conductor λ-(BETS)2FeCl4
    J. Phys. Soc. Jpn., 85, 064703/1-6 (2016).

  28. H. B. Cui, A. F. Bangura, and R. Kato
    High-Pressure Resistivity Measurement under High Quality Hydrostatic Condition
    The Review of High Pressure Science and Technology, 25(4), 292-297 (2015).

  29. T. Ishikawa, S. A. Hayes, S. Keskin, G. Corthey, M. Hada, K. Pichugin, A. Marx, J. Hirscht, K. Shionuma, K. Onda, Y. Okimoto, S. Koshihara, T. Yamamoto, H. B. Cui, M. Nomura, Y. Oshima, M. A. Jawad, R. Kato, and R. J. D. Miller
    Direct Observation of Collective Modes Coupled to Molecular Orbital-Driven Charge Transfer
    Science, 350(6267), 1501-1505 (2015).

  30. M. Poirier, M. O. Proulx, and R. Kato
    Ultrasonic Investigation of the Organic Spin-Liquid Compound EtMe3Sb[Pd(dmit)2]2
    Phys. Rev. B, 90, 045147/1-7 (2014).

  31. T. Tsumuraya, H. Seo, R. Kato, and T. Miyazaki
    First-Principles Study of Hydrogen-Bonded Molecular Conductor κ-H3(Cat-EDT-TTF/ST)2
    Phys. Rev. B, 92, 035102/1-9 (2015).

  32. H. Seo, T. Tsumuraya, M. Tsuchiizu, T. Miyazaki, and R. Kato
    Fragment Model Study of Molecular Multiorbital System X[Pd(dmit)2]2
    J. Phys. Soc Jpn., 84, 044716/1-10 (2015).

  33. Y. Nakamura, R. Kato, and H. Kishida
    Study of Magnetic Excitation in Pd(dmit)2 Salts by Raman Scattering Spectroscopy
    J. Phys. Soc Jpn., 84, 044715/1-5 (2015).

  34. M. Abdel-Jawad, R. Kato, I. Watanabe, N. Tajima, and Y. Ishii
    Universality Class of the Mott Transition
    Phys. Rev. Lett., 114, 106401/1-5 (2015).

  35. T. Furukawa, K. Miyagawa, H. Taniguchi, R. Kato, and K. Kanoda
    Quantum Criticality of Mott Transition in Organic Materials
    Nature Physics, 11, 221-224 (2015).

  36. M. Suda, R. Kato, and H. M. Yamamoto
    Light-Induced Superconductivity Using a Photoactive Electric Double Layer
    Science, 347(6223), 743-746 (2015).

  37. K. Murata, Y. Fukumoto, K. Yokogawa, W. Kang, R. Takaoka, R. Tada, H. Hirayama, J. S. Brooks, D. Graf, H. Yoshino, T. Sasaki, and R. Kato
    Possible Quantum Hall Effect in a Magnetic-Field-Induced Phasetran-Sition in the Quasi-One-Dimensional CDW Organic Conductor, HMTSF-TCNQ
    Physica B, 460, 241-244 (2015).

  38. C. Lemouchi, H. M. Yamamoto, R. Kato, S. Simonov, L. Zorina, A. Rodriguez-Fortea, E. Canadell, P. Wzietek, K. Iliopoulos, D. Gindre, M. Chrysos, and P. Batail
    Reversible Control of Crystalline Rotors by Squeezing Their Hydrogen Bond Cloud Across a Halogen Bond-Mediated Phase Transition
    Cryst. Growth Des., 14(7), 3375-3383 (2014).

  39. H. B. Cui, T. Tsumuraya, T. Miyazaki, Y. Okano, and R. Kato
    Pressure-Induced Metallic Conductivity in the Single-Component Molecular Crystal [Ni(dmit)2]
    Eur. J. Inorg. Chem., 2014(24), 3837-3840 (2014).

  40. H. B. Cui, H. Kobayashi, S. Ishibashi, M. Sasa, F. Iwase, R. Kato, and A. Kobayashi
    A Single-Component Molecular Superconductor
    J. Am. Chem. Soc., 136(21), 7619-7622 (2014).

  41. M. Suda, Y. Kawasugi, T. Minari, K. Tsukagoshi, R. Kato, and H. M. Yamamoto
    Strain-Tunable Superconducting Field-Effect Transistor with an Organic Strongly-Correlated Electron System
    Advanced Materials, 26(21), 3490-3495 (2014).

  42. S. Yasuzuka, Y. Idobata, B. Zhou, A. Kobayashi, K. Katoh, H. B. Cui, R. Kato, M. Tokumoto, and H. Kobayashi
    Hidden Spin Scattering Behavior in [Ni1-xCux(tmdt)2] System with Unprecedentedly Strong π-d Interaction
    J. Phys. Soc. Jpn., 83, 074701/1-074701/5 (2014).

  43. T. Yamamoto, Y. Nakazawa, M. Tamura, A. Nakao, A. Fukaya, R. Kato, and K. Yakushi
    Property of the Valence-Bond Ordering in Molecular Superconductor with a Quasi-Triangular Lattice
    J. Phys. Soc. Jpn., 83, 053703/1-053703/5 (2014).

  44. K. Otsuka, H. Iikubo, T. Kogure, Y. Takano, K. Hiraki, T. Takahashi, H. B. Cui, and R. Kato
    Antiferromagnetic Ordering in Quasi-Triangular Localized Spin System, β -Et2Me2P[Pd(dmit)2]2, Studied by 13CNMR
    J. Phys. Soc. Jpn., 83, 054712/1-054712/6 (2014).

  45. H. M. Yamamoto, Y. Kawasugi, H. B. Cui, M. Nakano, Y. Iwasa, and R. Kato
    Asymmetric Phase Transitions Observed at the Interface of a Field-Effect Transistor Based on an Organic Mott Insulator
    Euro. J. Inorg. Chem., 2014(24), 3841-3844 (2014).

  46. R. Kato
    Development of π-Electron Systems Based on [M(dmit)2] (M= Ni and Pd; dmit: 1,3-dithiole-2-thione-4,5-dithiolate) Anion Radicals
    Bull. Chem. Soc. Jpn., 87(3), 355-374 (2014). The Chemical Society of Japan Award for Creative Work for 2010!

  47. Q. Q. Ge, H. C. Xu, X. P. Shen, M. Xia, B. P. Xie, F. Chen, Y. Zhang, R. Kato, T. Tsumuraya, T. Miyazaki, M. Matsunami, S. Kimura, and D. L. Feng
    Angle-Resolved Photoemission Study of the Electronic Structure of the Quantum Spin Liquid EtMe3Sb[Pd(dmit)2]2
    Phys. Rev. B, 89(7), 075105/1-075105/6 (2014).

  48. N. Takubo, N. Tajima, H. M. Yamamoto, and R. Kato
    Nonlinear Photocurrent with a Threshold of Excitation Density Induced by the Long-Range Electron-Electron Interaction in the Charge-Ordered Molecular Conductor (BEDT-TTF)3(ClO4)2
    J. Phys.: Condensed Matter, 26(5), 055603/1-055603/5 (2014).

  49. R. S. Manna, M. Souza, R. Kato, and M. Lang
    Lattice Effects in the Quasi-Two-Dimensional Valence-Bond-Solid Mott Insulator EtMe3P[Pd(dmit)2]2
    Phys. Rev. B, 89, 045113/1-045113/5 (2014).

  50. H. M. Yamamoto, J. Ueno, and R. Kato
    Critical Behavior of a Filling-Controlled Mott-Transition Observed at an Organic Field-Effect-Transistor Interface
    Eur. Phys. J. Special Topics, 222, 1057-1063 (2013).

  51. T. Kusamoto, H. Nishihara, and R. Kato
    Substituent-Dependent Spin-Density Distribution and Coexistence of Fe 3d and π Spins on Ferrocene-Tetrathiafulvalene Hybrids
    Inorg. Chem., 52(24), 13809-13811 (2013).

  52. H. M. Yamamoto, M. Nakano, M. Suda, Y. Iwasa, M. Kawasaki, and R. Kato
    A Strained Organic Field-Effect Transistor with a Gate-Tunable Superconducting Channel
    Nature Commun., 4, 2379/1-2379/7 (2013).

  53. N. Fukazawa, T. Tanaka, T. Ishikawa, Y. Okimoto, S. Koshihara, T. Yamamoto, M. Tamura, R. Kato, and K. Onda
    Time-Resolved Infrared Vibrational Spectroscopy of the Photoinduced Phase Transition of Pd(dmit)2 Salts Having Different Orders of Phase Transition
    J. Phys. Chem. C, 117, 13187-13196 (2013).

  54. T. Kusamoto, H. M. Yamamoto, and R. Kato
    Utilization of σ-Holes on Sulfur and Halogen Atoms for Supramolecular Cation・・・Anion Interactions in Bilayer Ni(dmit)2 Anion Radical Salts
    Cryst. Growth Des., 13, 4533-4541 (2013).

  55. N. Tajima, T. Yamauchi, T. Yamaguchi, M. Suda, Y. Kawasugi, H. M. Yamamoto, R. Kato, Y. Nishio, and K. Kajita
    Quantum Hall Effect in Multilayered Massless Dirac Fermion Systems with Tilted Cones
    Phys. Rev. B, 88, 075315/1-075315/6 (2013).

  56. M. Abdel-Jawad, N. Tajima, R. Kato, and I. Terasaki
    Disordered Conduction in Single-Crystalline Dimer Mott Compounds
    Phys. Rev. B, 88, 075139/1-075139/5 (2013).

  57. N. Takubo, N. Tajima, H. M. Yamamoto, H.-B. Cui and R. Kato
    Lattice Distortion Stabilizes the Photoinduced Metallic Phase in the Charge-Ordered Organic Salts (BEDT-TTF)3X2 (X=ReO4, ClO4)
    Phys. Rev. Lett. 110, 227401/1-227401/5 (2013).

  58. Y. Kosaka, H. M. Yamamoto, A. Tajima, A. Nakao, H. B. Cui, and R. Kato
    Supramolecular Ni(dmit)2 Salts with Halopyridinium Cations -Development of Multifunctional Molecular Conductors with the Use of Competing Supramolecular Interactions
    CrystEngComm, 15, 3200-3211 (2013).

  59. T. Kusamoto, H. M. Yamamoto, N. Tajima, Y. Oshima, S. Yamashita, and R. Kato
    Bilayer Mott System with Cation…Anion Supramolecular Interactions Based on a Nickel Dithiolene Anion Radical: Coexistence of Ferro- and Antiferromagnetic Anion Layers and Large Negative Magnetoresistance
    Inorg. Chem., 52(9), 4759-4761 (2013).

  60. T. Tsumuraya, H. Seo, M. Tsuchiizu, R. Kato, and T. Miyazaki
    Cation Dependence of the Electronic States in Molecular Triangular Lattice System β'-X[Pd(dmit)2]2: A First-Principles Study
    J. Phys. Soc. Jpn., 82, 033709/1-033709/4 (2013).

  61. K. Koizumi, K. Ishizaka, T. Kiss, M. Okawa, R. Kato, and S. Shin
    Bulk-Sensitive Angle-Resolved Photoemission Spectroscopy on TTF-TCNQ
    J. Phys. Soc. Jpn., 82, 025004/1-025004/2 (2013).

  62. N. Takubo, N. Tajima, H. M. Yamamoto, and R. Kato
    Observation of Photo-Induced Insulator-to-Metal Transition in Charge-Ordered α-(BEDT-TTF)2I3 Thin Crystal by Simultaneous Transport and Optical Measurement
    J. Luminescence, 137, 237-240 (2013).

  63. O. M. Vyaselev, R. Kato, H. M. Yamamoto, M. Kobayashi, L. V. Zorina, S. V. Simonov, N. D. Kushch, and E. B. Yagubskii
    Properties of Mn2+ and π-Electron Spin Systems Probed by 1H and 13C NMR in the Organic Conductor κ-(BETS)2Mn[N(CN)2]3
    Crystals, 2(2), 224-235 (2012).    New!

  64. T. Kusamoto, H. M. Yamamoto, N. Tajima, Y. Oshima, S. Yamashita, and R. Kato
    Bilayer Mott System Based on Ni(dmit)2 (dmit = 1,3-dithiole-2-thione-4,5-dithiolate) Anion Radicals: Two Isostructural Salts Exhibit Contrasting Magnetic Behavior
    Inorg. Chem., 51(21), 11645-11654 (2012).

  65. D. Watanabe, M. Yamashita, S. Tonegawa, Y. Oshima, H. M. Yamamoto, R. Kato, I. Sheikin, K. Behnia, T. Terashima, S. Uji, T. Shibauchi, and Y. Matsuda
    Novel Pauli-Paramagnetic Quantum Phase in a Mott Insulator
    Nature Communications, 3, 1090/1-1090/6 (2012).

  66. T. Kiss, A. Chainani, H. M. Yamamoto, T. Miyazaki, T. Akimoto, T. Shimojima, K. Ishizaka, S. Watanabe, C.-T. Chen, A. Fukaya, R. Kato, and S. Shin
    Quasiparticles and Fermi Liquid Behaviour in an Organic Metal
    Nature Communications, 3, 1089/1-1089/6 (2012).

  67. B. Zhou, Y. Idobata, A. Kobayashi, H. B. Cui, R. Kato, R. Takagi, K. Miyagawa, K. Kanoda, and H. Kobayashi
    Single-Component Molecular Conductor [Cu(dmdt)2] with Three-Dimensionally Arranged Magnetic Moments Exhibiting a Coupled Electric and Magnetic Transition
    J. Am. Chem. Soc., 134(30), 12724-12731 (2012).

  68. Y. Oshima, H. Nojiri, S. Uji, J. S. Brooks, T. Tokumoto, H..B Cui, R. Kato, A. Kobayashi, and H. Kobayashi
    Breakdown of the Field-Induced Superconductivity by Dynamical Spin Reversal
    Phys. Rev. B, 86, 024525/1-024525/7 (2012).

  69. R. Kato and C. Hengbo
    Cation Dependence of Crystal Structure and Band Parameters in a Series of Molecular Conductors, β'-(Cation)[Pd(dmit)2]2 (dmit = 1,3-dithiole-2-thione-4,5-dithiolate)
    Crystals, 2(3), 861-874 (2012).

  70. R. Kato, T. Fukunaga, H. M. Yamamoto, K. Ueda, and C. Hengbo
    Crystal Structure and Band Parameters of Mixed Crystals Derived from Quantum Spin Liquid β'-EtMe3Sb[Pd(dmit)2]2 (dmit=1,3-dithiol-2-thione-4,5-dithiolate)
    Phys. Status Solidi B, 249(5), 999-1003 (2012).

  71. K. Murata, W. Kang, K. Masuda, T. Kuse, T. Sasaki, K. Yokogawa, H. Yoshino, J. S. Brooks, E. S. Choi, A. Kiswandhi, and R. Kato
    Field-Induced CDW in HMTSF-TCNQ
    Physica B, 407, 1927-1929 (2012).

  72. N. Tajima, R. Kato, S. Sugawara, Y. Nishio, and K. Kajita
    Interband Effects of Magnetic Field on Hall Conductivity in the Multilayered Massless Dirac Fermion System α-(BEDT-TTF)2I3
    Phys. Rev. B, 85, 033401/1-033401/4 (2012).

  73. T. Yamamoto, Y. Nakazawa, M. Tamura, A. Nakao, Y. Ikemoto, T. Moriwaki, A. Fukaya, R. Kato, and K. Yakushi
    Intradimer Charge Disproportionation in Triclinic-EtMe3P[Pd(dmit)2]2 (dmit: 1,3-Dithiole-2-thione-4,5-dithiolate)
    J. Phys. Soc. Jpn., 80, 123709/1-123709/4 (2011).

  74. J. Lieffrig, H. M. Yamamoto, T. Kusamoto, H. Cui, O. Jeannin, M. Fourmigue, and R. Kato
    Halogen-Bonded, Eight-fold PtS-Type Interpenetrated Supramolecular Network. A Study toward Redundant and Cross-Bar Supramolecular Nanowire Crystal
    Cryst. Growth Des., 11(10), 4267-4271 (2011).

  75. J. A. Wright, E. Green, P. Kuhns, A. Reyes, J. Brooks, J. Schlueter, R. Kato, H. Yamamoto, M. Kobayashi, and S. E. Brown
    Zeeman-Driven Phase Transition within the Superconducting State of κ-(BEDT-TTF)2Cu(NCS)2
    Phys. Rev. Lett., 107, 087002/1-087002/4 (2011).

  76. K. Kubo, T. Shiga, T. Yamamoto, A. Tajima, T. Moriwaki, Y. Ikemoto, M. Yamashita, E. Sessini, M. L. Mercuri, P. Deplano, Y. Nakazawa, and R. Kato
    Electronic State of a Conducting Single Molecule Magnet Based on Mn-salen Type and Ni-Dithiolene Complexes
    Inorg. Chem., 50(19), 9337-9344 (2011).

  77. Y. Kawasugi, H. M. Yamamoto, N. Tajima, T. Fukunaga, K. Tsukagoshi, and R. Kato
    Electric-Field-Induced Mott Transition in an Organic Molecular Crystal
    Phys. Rev. B, 84, 125129/1-125129/9 (2011).    PRB Editors' Suggestions

  78. T. Itou, K. Yamashita, M. Nishiyama, A. Oyamada, S. Maegawa, K. Kubo, and R. Kato
    Nuclear Magnetic Resonance of the Inequivalent Carbon Atoms in the Organic Spin-Liquid Material EtMe3Sb[Pd(dmit)2]2
    Phys. Rev. B, 84, 094405/1-094405/5 (2011).

  79. T. Yamamoto, Y. Nakazawa, M. Tamura, T. Fukunaga, R. Kato, and K. Yakushi
    Vibrational Spectra of [Pd(dmit)2] Dimer (dmit = 1,3-dithiole-2-thione-4,5-dithiolate): Methodology for Examining Charge, Inter-Molecular Interactions, and Orbital
    J. Phys. Soc. Jpn., 80, 074717/1-074717/16 (2011).

  80. K. Hazama, S. Uji, Y. Takahide, M. Kimata, H. Satsukawa, A. Harada, T. Terashima, Y. Kosaka, H. M. Yamamoto, and R. Kato
    Fermi Surface and Interlayer Transport in the Two-Dimensional Magnetic Organic Conductor (Me-3,5-DIP)[Ni(dmit)2]2
    Phys. Rev. B, 83, 165129/1-165129/9 (2011).

  81. S. Yamashita, T. Yamamoto, Y. Nakazawa, M. Tamura, and R. Kato
    Gapless Spin Liquid of an Organic Triangular Compound Evidenced by Thermodynamic Measurements
    Nature Communications, 2, 275/1-275/6 (2011).

  82. K. Kanoda and R. Kato
    Mott Physics in Organic Conductors with Triangular Lattices
    Annu. Rev. Condens. Matter Phys., 2, 167-188 (2011).

  83. K. Hiraki, S. Harada, K. Arai, Y. Takano, T. Takahashi, N. Tajima, R. Kato, and T. Naito
    Local Spin Susceptibility of α-D2I3 (D = bis(ethylendithio)tetraselenafulvalene (BETS) and bis(ethylendithio)dithiadiselenafulvalene (BEDT-STF)) Studied by 77Se NMR
    J. Phys. Soc. Jpn., 80, 014715/1-014715/6 (2011).

  84. S. Sugawara, M. Tamura, N. Tajima, R. Kato, M. Sato, Y. Nishio, and K. Kajita
    Temperature Dependence of Inter-Layer Longitudinal Magnetoresistance in α-(BEDT-TTF)2I3: Positive versus Negative Contributions in a Tilted Dirac Cone System
    J. Phys. Soc. Jpn., 79, 113704/1-113704/4 (2010).

  85. K. Hazama, Y. Takahide, M. Kimata, T. Terashima, S. Uji, Y. Kosaka, H. M. Yamamoto, and R. Kato
    Electronic State of Magnetic Organic Conductor (Me-3,5-DIP)[Ni(dmit)2]2
    J. Phys.: Conf. Ser., 150, 022025/1-022025/4 (2010).

  86. N. Tajima, M. Sato, S. Sugawara, R. Kato, Y. Nishio, and K. Kajita
    Spin and Valley Splittings in Multilayered Massless Dirac Fermion System
    Physical Review B, 82, 121420/1-121420/4 (2010).

  87. T. Itou, A. Oyamada, S. Maegawa, and R. Kato
    Instability of a Quantum Spin Liquid in an Organic Triangular-Lattice Antiferromagnet
    Nature Physics, 6, 673-676 (2010).

  88. Y. Ishii, M. Nagasawa, T. Suzuki, I. Watanabe, T. Matsuzaki, H. M. Yamamoto, and R. Kato
    Zero Field- and Longitudinal Field-μSR Studies of Quasi-One-Dimensional Organic Conductor, TMTTF2PF6
    Physica B, 405(11), S98-S100 (2010).

  89. T. Yamamoto, Y. Nakazawa, R. Kato, K. Yakushi, H. Akutsu, A. S. Akustu, H. Yamamoto, A. Kawamoto, S. S. Turner, and P. Day
    Charge Fluctuation of the Superconducting Molecular Crystals
    Physica B, 405(11), S237-S239 (2010).

  90. S. Maki, E. Nishibori, H. Okabayashi, R. Sato, S. Aoyagi, H. Sawa, and R. Kato
    Experimental Charge Density Study of (DBr-DCNQI)2Cu for Metallic Phase by Synchrotron X-Ray Diffraction
    Physica B, 405(11), S321-S323 (2010).

  91. S. Ohira-Kawamura, M. Tamura, R. Kato, K. Hiraki, T. Takahashi, and M. Iwasaki
    Muon Spin Relaxation Studies on Magnetic Properties of Organic Conductors Pd(dmit)2 Salts and α-(BETS)2I3
    J. Phys.: Conf. Ser., 225(1), 012041/1-012041/5 (2010).

  92. M. Yamashita, N. Nakata, Y. Senshu, M. Nagata, H. M. Yamamoto, R. Kato, T. Shibauchi, and Y. Matsuda
    Highly Mobile Gapless Excitations in a Two-Dimensional Candidate Quantum Spin Liquid
    Science, 328(5983), 1246-1248 (2010).

  93. K. Kubo and R. Kato
    New Molecular Architecture for Electrically Conducting Materials Based on Unsymmetrical Organometallic-Dithiolene Complexes
    Top. Organomet. Chem., 27, 35-53 (2009).

  94. R. Kondo, S. Kagoshima, N. Tajima, and R. Kato
    Crystal and Electronic Structures of the Quasi-Two-Dimensional Organic Conductor α-(BEDT-TTF)2I3 and its Selenium Analogue α-(BEDT-TSeF)2I3 under Hydrostatic Pressure at Room Temperature
    J. Phys. Soc. Jpn., 78(11), 114714/1-114714/7 (2009).

  95. T. Ishikawa, N. Fukazawa, Y. Matsubara, R. Nakajima, K. Onda, Y. Okimoto, S. Koshihara, M. Lorenc, E. Collet, M. Tamura, and R. Kato
    Large and Ultrafast Photoinduced Reflectivity Change in the Charge Separated Phase of Et2Me2Sb[Pd(1,3-Dithiol-2-Thione-4,5-Dithiolate)2]2
    Phys. Rev. B, 80(11), 115108/1-115108/8 (2009).

  96. Y. Kawasugi, H. M. Yamamoto, N. Tajima, T. Fukunaga, K. Tsukagoshi, and R. Kato
    Field-Induced Carrier Delocalization in the Strain-Induced Mott Insulating State of an Organic Superconductor
    Phys. Rev. Lett., 103(11), 116801/1-116801/4 (2009).   PRL Editors' Suggestions

  97. H. Ohta, S. Okubo, N. Souda, M. Tomoo, T. Sakurai, T. Yoshida, E. Ohmichi, M. Fujisawa, H. Tanaka, and R. Kato
    Development and Applications of High-Frequency ESR up to 55 T
    Appl. Mag. Reson., 35(3), 399-410 (2009).

  98. M. Tamura and R. Kato
    Variety of Valence Bond States Formed of Frustrated Spins on Triangular Lattices Based on a Two-Level System Pd(dmit)2
    Sci. Technol. Adv. Mater., 10(2), 024304/1-024304/12 (2009).

  99. T. Itou, A. Oyamada, S. Maegawa, K. Kubo, H. M. Yamamoto, and R. Kato
    Superconductivity on the Border of a Spin-Gapped Mott Insulator: NMR Studies of the Quasi-Two-Dimensional Organic System EtMe3P[Pd(dmit)2]2
    Phys. Rev. B, 79(17), 174517/1-174517/6 (2009).   PRB Editors' Suggestions

  100. N. Tajima, S. Sugawara, R. Kato, Y. Nishio, and K. Kajita
    Effect of the Zero-Mode Landau Level on Interlayer Magnetoresistance in Multilayer Massless Dirac Fermion Systems
    Phys. Rev. Lett., 102(17), 176403/1-176403/4 (2009).

  101. T. Itou, A. Oyamada, S. Maegawa, M. Tamura, and R. Kato
    13C NMR Study of the Spin-Liquid State in the Triangular Quantum Antiferromagnet EtMe3Sb[Pd(dmit)2]2
    J. Phys.: Conference Series, 145, 012039/1-012039/4 (2009).

  102. H. M. Yamamoto, M. Hosoda, Y. Kawasugi, K. Tsukagoshi, and R. Kato
    Field Effect on Organic Charge-Ordered/Mott Insulators
    Physica B:Condensed Matter, 404(3-4), 413-415 (2009).

  103. T. Ishikawa, N. Fukazawa, Y. Matsubara, R. Nakajima, K. Onda, Y. Okimoto, S. Koshihara, M. Tamura, R. Kato, M. Lorenc, and E. Collet
    The Photo-Induced Phase Transition in Et2Me2Sb[Pd(dmit)2]2
    Phys. Stat. Sol. (c), 6(1), 112-115 (2009).

  104. M. Ashizawa, K. Yamada, A. Fukaya, R. Kato, K. Hara, and J. Takeya
    Effect of Molecular Packing on Field-Effect Performance of Single Crystals of Thienyl-Substituted Pyrenes
    Chem. Mater., 2008, 20(15), 4883-4890 (2008).

  105. A. Fukaya and R. Kato
    Electric Properties of Mixed Compound [(CH3)4N][NixPd1-x(dmit)2]2
    J. Phys. Soc. Jpn., 77(9), 094710/1-094710/5 (2008).

  106. N. Tajima, R. Kato, and H. Taniguchi
    Transport Properties of an Organic Mott Insulator β'-(BEDT-TTF)2ICl2
    Europhys. Lett., 83, 27008/1-27008/5 (2008).

  107. K. Kubo, A. Nakao, Y. Ishii, T. Yamamoto, M. Tamura, R. Kato, K. Yakushi, and G. Matsubayashi　
    Electrical Properties and Electronic States of Molecular Conductors Based on Unsymmetrical Organometallic-Dithiolene Gold(III) Complexes
    Inorg. Chem., 47(12), 5495-5502 (2008).

  108. Y. Kawasugi, H. M. Yamamoto, M. Hosoda, N. Tajima, T. Fukunaga, K. Tsukagoshi, and R. Kato
    Strain-Induced Superconductor/Insulator Transition and Field Effect in a Thin Single Crystal of Molecular Conductor
    Appl. Phys. Lett., 92, 243508/1-243508/3 (2008).

  109. H. M. Yamamoto, Y. Kawasugi, H. Ito, T. Fukunaga, T. Suzuki, K. Tsukagoshi, and R. Kato
    Conduction Properties of Micro-Crystals of 2,5-dimethyl-N,N'-dicyanoquinonediimine Metal (Metal = Ag, Cu) Complexes on SiO2/Si Substrates
    Solid State Sci., 10(12),1757-1761 (2008).

  110. T. Yamamoto, H. M. Yamamoto, R. Kato, M. Uruichi, K. Yakushi, H. Akutsu, A. Sato-Akutsu, A. Kawamoto, S. S. Turner, and P. Day
    Inhomogeneous Site Charges at the Boundary between the Insulating, Superconducting, and Metallic Phases of β"-Type Bis-Ethylenedithio-Tetrathiafulvalene Molecular Charge-Transfer Salts
    Phys. Rev. B, 77, 205120/1-205120/14 (2008).   PRB Editors' Suggestions

  111. T. Itou, A. Oyamada, S. Maegawa, M. Tamura, and R. Kato
    Quantum Spin Liquid in the Spin-1/2 Triangular Antiferromagnet EtMe3Sb[Pd(dmit)2]2
    Phys. Rev. B, 77, 104413/1-104413/5 (2008).

  112. S. Fujiyama, A. Shitade, K. Kanoda, Y. Kosaka, H. M. Yamamoto, and R. Kato
    Suppression of Electronic Susceptibility in Metal-Mott-Insulator Alternating Material (Me-3,5-DIP)[Ni(dmit)2]2 Observed Using 13C NMR
    Phys. Rev. B, 77, 060403/1-060403/4 (2008).

  113. H. M. Yamamoto, Y. Kosaka, R. Maeda, J. Yamaura, A. Nakao, T. Nakamura, and R. Kato
    Supramolecular Insulating Networks Sheathing Conducting Nanowires Based on Organic Radical Cations
    ACS Nano, 2(1), 143-155 (2008).

  114. Y. Shimizu, H. Akimoto, H. Tsujii, A. Tajima, and R. Kato
    Mott Transition in a Valence-Bond Solid Insulator with a Triangular Lattice
    Phys. Rev. Lett., 99, 256403/1-256403/4 (2007).

  115. N. Tajima, S. Sugawara, M. Tamura, R. Kato, Y. Nishio, and K. Kajita
    Transport Properties of Massless Dirac Fermions in an Organic Conductor α-(BEDT-TTF)2I3 under Pressure
    Europhys. Lett. 80, 47002/1-47002/5 (2007)

  116. T. Yamamoto, R. Kato, H. M. Yamamoto, A. Fukaya, K. Yamasawa, I. Takahashi, H. Akutsu, A. Akutsu-Sato, and P. Day
    Technique for Anisotropic Extension of Organic Crystals: Application to Temperature Dependence of Electrical Resistance
    Rev. Sci. Instrum., 78, 083906/1-083906/11 (2007).

  117. Y. Shinohara, S. Kazama, K. Mizoguchi, M. Hiraoka, H. Sakamoto, S. Masubuchi, R. Kato, K. Hiraki, and T. Takahashi
    Spin Density Distribution and Electronic States in (DMe-DCNQI)2M (M=Li,Ag,Cu) from High-Resolution Solid-State NMR
    Phys. Rev. B, 76, 035128/1-035128/9 (2007).

  118. M. Ashizawa, R. Kato, Y. Takanishi, and H. Takezoe
    Synthesis and Solution-Processed Field Effect Transistors of Liquid Crystalline Oligothiophenes
    Chem. Lett., 36(6), 708-709 (2007).

  119. T. Yamamoto, J. Eda, A. Nakao, R. Kato, and K. Yakushi
    Charge Ordered State and Frustration of Site Charges in (ET)5Te2I6 and (BETS)5Te2I6
    Phys. Rev. B, 75, 205132/1-205132/18 (2007).

  120. 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).

  121. M. Tamura, Y. Ishii, and R. Kato
    Magnetic Study of Quantum Triangular Antiferromagnet [Pd(dmit)2] Salts under Pressure"
    J. Phys.: Condens. Matter, 19(14), 145239/1-145239/6 (2007).

  122. T. Itou, A. Oyamada, S. Maegawa, M. Tamura, and R. Kato
    Spin-Liquid State in an Organic Spin-1/2 System on a Triangular Lattice, EtMe3Sb[Pd(dmit)2]2"
    J. Phys.: Condens. Matter, 19(14), 145247/1-145247/5 (2007).

  123. Y. Kosaka, H. M. Yamamoto, A. Nakao, M. Tamura, and R. Kato
    Coexistence of Conducting and Magnetic Electrons Based on Molecular π-Electrons in the Supramolecular Conductor (Me-3,5-DIP)[Ni(dmit)2]2"
    J. Am. Chem. Soc., 129(11), 3054-3055 (2007).

  124. S. Yasuzuka, K. Murata, T. Arimoto, and R. Kato
    Temperature-Pressure Phase Diagram in TTF-TCNQ: Strong Suppression of Charge-Density-Wave State under Extremely High Pressure
    J. Phys. Soc. Jpn., 76(3), 033701/1-033701/4 (2007).　　Papers of Editors' Choice

  125. Y. Ishii, M. Tamura, and R. Kato
    Magnetic Study of Pressure-Induced Superconductivity in the [Pd(dmit)2] Salt with Spin-Gapped Ground State
    J. Phys. Soc. Jpn., 76(3), 033704/1-033704/4 (2007).

  126. M. Kimata, Y. Oshima, H. Ohta, K. Koyama, M. Motokawa, H. M. Yamamoto, and R. Kato
    Low-Temperature Fermi Surface of the Organic Conductor β''-(BEDT-TTF)(TCNQ)(1-x)(F1-TCNQ)x (x=0,0.05) from Magnetooptical Measurements
    Phys. Rev. B, 75(4), 045126/1-045126/9 (2007).

  127. R. Kato, A. Tajima, A. Nakao, N. Tajima, and M. Tamura
    Correlation and Frustration Effects in Molecular Conductors EtxMe4-xZ[Pd(dmit)2]2 (dmit=C3S52-, Z=P, As, Sb, x=0, 1,2)
    Multifunctional Conducting Molecular Materials, ed. by G. Saito, F. Wudl, R. C. Haddon, K. Tanigaki, T. Enoki, H. E. Katz, and M. Maesato, The Royal Society of Chemistry, Cambridge, UK, 32-38 (2007).
    !Erratum!
    35ページ、Figure 4説明文中の【left】と【right】が逆になっています。
    正しくは、（right; Cation = EtMe3Sb, left; Cation = EtMe3As）です。

  128. H. M. Yamamoto, H. Ito, M. Ikeda, R. Kato, K. Shigeto, and K. Tsukagoshi
    Nano-Size Molecular Conductors Directly Formed on Silicon Substrates
    Multifunctional Conducting Molecular Materials, ed. by G. Saito, F. Wudl, R. C. Haddon, K. Tanigaki, T. Enoki, H. E. Katz, and M. Maesato, The Royal Society of Chemistry, Cambridge, UK, 97-100 (2007).

  129. M. Ashizawa, H. M. Yamamoto, A. Nakao, and R. Kato
    The First Methyl Antimony Linked Dimeric Tetrathiafulvalene and Tetraselenafulvalenes
    Tetrahedron Letters, 47(50), 8937-8941 (2006).

  130. H. M. Yamamoto, H. Ito, K. Shigeto, I. Yagi, K. Tsukagoshi, and R. Kato
    Nano-Size Molecular Conductors on Silicon Substrate -Toward Device Integration of Conductive CT Salts-
    J. Low Temperature Physics, 142(3/4), 215-220 (2006).

  131. H. Sawa, Y. Wakabayashi, R. Tazaki, T. Kakiuchi, K. Kanoda, and R. Kato
    Role of Frustration in Quasi 1D Conductor -Charge Ordering and/or CDW in (R1,R2-DCNQI)2M (M=Ag, Li, Cu) System-
    J. Low Temperature Physics, 142(3/4), 355-360 (2006).

  132. K. Kubo, A. Nakao, Y. Ishii, M. Tamura, R. Kato, and G. Matsubayashi
    Two Electrically Different Molecular Conductors Based on Unsymmetrical Au(III)-Dithiolene Complexes with Similar Crystal Structures
    J. Low Temperature Physics, 142(3/4), 413-416 (2006).

  133. M. Ashizawa, A. Nakao, H. M. Yamamoto, and R. Kato
    Development of the First Methyl Antimony Bridged Tetrachalcogenafulvalene Systems
    J. Low Temperature Physics, 142(3/4), 449-452 (2006).

  134. Y. Ishii, N. Tajima, M. Tamura, and R. Kato
    An Interlayer Magnetoresistance Peak Effect below the Superconducting Transition Temperature in Et2Me2P[Pd(dmit)2]2
    J. Low Temperature Physics, 142(3/4), 511-514 (2006).

  135. K. Katayama, T. Nagai, H. Taniguchi, K. Satoh, N. Tajima, and R. Kato
    Anomalous Sign Change in Hall Coefficient of κ-(BEDT-TTF)2Cu[N(CN)2]Br under Pressure
    J. Low Temperature Physics, 142(3/4), 515-518 (2006).

  136. 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).

  137. M. Hiraoka, H. Sakamoto, K. Mizoguchi, R. Kato, T. Kato, T. Nakamura, K. Furukawa, K. Hiraki, T. Takahashi, T. Yamamoto, and H. Tajima
    Electron Spin Dynamics in (DMe- DCNQI)2M (M=Li1-xCux(x<0.14), Ag)
    J. Low Temperature Physics, 142(3/4), 617-620 (2006).

  138. K. Mizoguchi, Y. Shinohara, S. Kazama, M. Hiraoka, H. Sakamoto, R. Kato, K. Hiraki, and T. Takahashi
    Determination of the π-Charge Distribution of the DMe-DCNQI Molecule in (DMe-DCNQI)2M, M=Li, Ag and Cu
    J. Low Temperature Physics, 142(3/4), 625-628 (2006).

  139. K. Kubo, A. Nakao, H. M. Yamamoto, and R. Kato
    Preparation and Characterization of Conducting Trimetallic Nickel-Dithiolene Complexes with Bridging Tetrathiooxalate Ligands
    J. Am. Chem. Soc., 128(38), 12358-12359 (2006).

  140. M. Tamura, A. Nakao, and R. Kato
    Frustration-Induced Valence-Bond Ordering in a New Quantum Triangular Antiferromagnet Based on [Pd(dmit)2]
    J. Phys. Soc. Jpn., 75(9), 093701/1-093701/4 (2006).　　Papers of Editors' Choice

  141. R. Kato, A. Tajima, A. Nakao, and M. Tamura
    Two Pressure-Induced Superconducting Anion Radical Salts Exhibiting Different Spin States at Ambient Pressure
    J. Am. Chem. Soc., 128(31), 10016-10017 (2006).

  142. Y. Kosaka, H. M. Yamamoto, A. Nakao, and R. Kato
    Multicomponent Molecular Conductors with Supramolecular Assemblies Prepared from Neutral Iodine-Bearing pBIB (p-Bis(Iodoethynyl)Benzene) and Derivatives
    Bull. Chem. Soc. Jpn., 79(7), 1148-1154 (2006).

  143. M. Uruichi, K. Yakushi, H. M. Yamamoto, and R. Kato
    Infrared and Raman Studies of the Charge-Ordering Phase Transition at ～170 K in the Quarter-Filled Organic Conductor, β"-(ET)(TCNQ)
    J. Phys. Soc. Jpn., 75(7), 074720/1-074720/10 (2006).

  144. S. Ohira, M. Tamura, R. Kato, and M. Iwasaki
    Magnetic Order and Charge Separation in 2D Distorted Triangular Lattice Systems β'-X[Pd(dmit)2]2
    Physica B, 374-375, 122-125 (2006).

  145. R. Jindo, S. Sugawara, N. Tajima, H. M. Yamamoto, R. Kato, Y. Nishio, and K. Kajita
    Out-of-Plane Resistance of Quasi-Two Dimensional Metal (BEDT-TTF)3Cl(DFBIB) in Transverse Magnetic Fields
    J. Phys. Soc. Jpn., 75(1), 013705/1-013705/5 (2006).　　Papers of Editors' Choice

  146. H. M. Yamamoto, H. Ito, K. Shigeto, K. Tsukagoshi, and R. Kato
    Direct Formation of Micro-/Nanocrystalline 2,5-Dimethyl-N, N'-Dicyanoquinonediimine Complexes on SiO2/Si Substrates and Multiprobe Measurement of Conduction Properties
    J. Am. Chem. Soc., 128, 700-701 (2006).

  147. M. Tamura, K. Takenaka, H. Takagi, S. Sugai, A. Tajima, and R. Kato
    Spectroscopic Evidence for the Low-Temperature Charge-Separated State of [Pd(dmit)2] Salts
    Chem. Phys. Lett., 411, 133-137 (2005).

  148. A. Nakao and R. Kato
    Structural Study of Low Temperature Charge-Separated Phases of Pd(dmit)2-Based Molecular Conductors
    J. Phys. Soc. Jpn., 74, 2754-2763 (2005).

  149. M. Tamura and R. Kato
    Spin-1/2 Heisenberg Antiferromagnets on Anisotropic Triangular Lattice, [Pd(dmit)2] Salts -- How do they Release Frustration?
    Polyhedron, 24, 2817-2820 (2005).

  150. K. Kubo, A. Nakao, Y. Ishii, R. Kato, and G. Matsubayashi
    Structures and Electrical Conductivities of Cation Radical Salts Based on Unsymmetrical [Au(III)(C-N)(S-S)] Type Dithiolate Complexes
    Synth. Met., 153, 425-428 (2005).

  151. T. Takahashi, S. Suzuki, K. Hiraki, H. M. Yamamoto, and R. Kato
    Electronic Properties of a New Layered Organic Conductor, (BEDT-TTF)3Br(pBIB)
    Synth. Met., 153, 401-404 (2005).

  152. R. Kato, A. Tajima, A. Nakao, N. Tajima, M. Tamura, and J. Yamaura
    Control of the Electronic State in a Series of Pd(dmit)2 Salts, a Strongly Correlated Electron System with a Quasi-Triangular Lattice Structure
    Synth. Met., 153, 397-400 (2005).

  153. M. Kimata, Y. Oshima, K. Koyama, H. Ohta, M. Motokawa, H. M. Yamamoto, and R. Kato
    Fermi Surface Study of β"-(BEDT-TTF)(TCNQ) by Magnetooptical Measurements
    Synth. Met., 153, 369-372 (2005).

  154. S. Yasuzuka, S. Uji, K. Enomoto, T. Konoike, M. Nishimura, T. Terashima, D. Graf, E.S. Choi, J. S. Brooks, H. M. Yamamoto, and R. Kato
    Pressure Effect on Fermi Surface in β"-(ET)(TCNQ)
    Synth. Met., 152, 437-440 (2005).

  155. M. Tamura, A. Tajima, and R. Kato
    Novel Phase Transition in Et2Me2Sb[Pd(dmit)2]2 at 70 K: A Possible Mechanism Based on Strong Dimerization of Two-Level Molecules
    Synth. Met., 152, 397-400 (2005).

  156. Y. Ishii, M. Tamura, R. Kato, M. Hedo, Y. Uwatoko, and N. Mori
    Effect of Hydrostatic Pressure on Molecular Conductors, Pd(dmit)2 Salts
    Synth. Met., 152, 389-392 (2005).

  157. S. Yasuzuka, S. Uji, H. M. Yamamoto, J-I. Yamaura, C. Terakura, T. Terashima, T. Yakabe, Y. Terai, R. Maeda, and R. Kato
    Shubnikov-de Haas Effect and Angular-Dependent Magnetoresistance in New Layered Organic Conductors ET3Cl(DFBIB) and ET3Br(pBIB)
    J. Phys. Soc. Jpn., 74, 679-685 (2005).

  158. N. Tajima, J-I. Fujisawa, N. Naka, T. Ishihara, R. Kato, Y. Nishio, and K. Kajita
    Photo-Induced Insulator-Metal Transition in an Organic Cunductor α-(BEDT-TTF)2I3
    J. Phys. Soc. Jpn., 74, 511-514 (2005).　　Papers of Editors' Choice

  159. A. Tajima, A. Nakao, and R. Kato
    Uniaxial Strain Effects in the Conducting Pd(dmit)2 System (dmit=1,3-Dithiol-2-Thione-4,5-Dithiolate)
    J. Phys. Soc. Jpn., 74, 412-416 (2005).

  160. T. Takahashi, K. Hiraki, S. Moroto, N. Tajima, Y. Takano, Y. Kubo, H. Satsukawa, R. Chiba, H. M. Yamamoto, R. Kato, and T. Naito
    Charge Disproportionation, Everywhere!
    J. Phys. IV France: Proceedings (2005), 131(ECRYS-2005, International Workshop on Electronic Crystals, 2005), 3-8 (2005).

  161. M. Kimata, H. Ohta, K. Koyama, Y. Oshima, M. Motokawa, H. M. Yamamoto, and R. Kato
    Development of the High Field Magneto-Optical Measurement System with a Rotational Cavity for the Study of Organic Conductors
    High Magnetic Fields in SemiConductor Physics, Proceedings of the International Conference on High Magnetic Fields in SemiConductor Physics, 16th, Tallahassee, FL, United States, Aug. 2-6, 2004, 355-358 (2005).

  162. T. Ito, A. Chainani, T. Haruna, K. Kanai, T. Yokoya, S. Shin, and R. Kato
    Temperature-Dependent Luttinger Surfaces
    Phys. Rev. Lett., 95, 246402/1-246402/4 (2005).

  163. R. Kato
    Conducting Metal Dithiolene Complexes: Structural and Electronic Properties
    Chem. Rev., 104, 5319-5346 (2004).

  164. S. Ohira, M. Tamura, R. Kato, I. Watanabe, and M. Iwasaki
    Muon Spin Relaxation Study on Magnetic Transition in a Two-Dimensional Distorted Triangular Lattice β'-Me4P[Pd(dmit)2]2
    Phys. Rev., B, 70, 220404 (2004).

  165. M. Tamura and R. Kato
    Valence Instability in a Dimer of Two-Orbital System: Possible Charge Separation due to 'Negative U' Effect
    Chem. Phys. Lett., 387, 448-452 (2004).

  166. M. Tamura and R. Kato
    Effective On-Site Repulsion in Molecular Conductors with Dimeric Structure: Is the Transfer Integral a Good Measure of Correlation?
    J. Phys. Soc. Jpn., 73, 3108-3110 (2004).

  167. J-I. Yamaura, A. Nakao, and R. Kato
    Crystal and Electronic Structures of Molecular Conductor β'-Et2Me2P[Pd(dmit)2]2 (dmit = C3S5) under High Pressure
    J. Phys. Soc. Jpn., 73, 976-982 (2004).

  168. R. Kato, A. Tajima, N. Tajima, A. Nakao, and M. Tamura
    Electronic States of a Strongly Correlated Two-Dimensional System, Pd(dmit)2 Salts, Controlled by Uni-Axial Strain and Counter Cations
    J. Phys. IV France, 114, 411-417 (2004).

  169. M. Tamura and R. Kato
    Anisotropic Triangular Lattice Antiferromagnets, [Pd(dmit)2] Salts - Frustration and Dimensional Crossover in Spin-1/2 Heisenberg Systems
    J. Phys. IV France, 114, 383-384 (2004).

  170. S. Ohira, M. Tamura, R. Kato, I. Watanabe, and M. Iwasaki
    μSR Study on Magnetic Property of [Pd(dmit)2] Salts
    J. Phys. IV France, 114, 355-356 (2004).

  171. M. Miyashita, K. Uchiyama, H. Taniguchi, K. Satoh, Y. Uwatoko, N. Tajima, M. Tamura, and R. Kato
    High-Pressure Study of a Mott Insulator (BEDT-TTF) (TCNQ)
    J. Phys. IV France, 114, 333-334 (2004).

  172. N. Tajima, A. Tajima, M. Tamura, R. Kato, Y. Nishio, and K. Kajita
    Pressure Control of Transport Property of Organic Conductors; α-, θ-(BEDT-TTF)2I3 and θ-(DIETS)2[Au(CN)4]
    J. Phys. IV France, 114, 263-267 (2004).

  173. S. Yasuzuka, D. Graf, E. S. Choi, J. S. Brooks, T. Terashima, T. Konoike, K. Enomoto, M. Nishimura, H. M. Yamamoto, R. Kato, and S. Uji
    Pressure-Induced Fermi Surface Change in Quasi-One-Dimensional Conductor β"-(ET)(TCNQ)
    J. Phys. IV France, 114, 157-158 (2004).

  174. K. Yakushi, M. Uruichi, H. Yamamoto, and R. Kato
    Dynamical Fluctuation of the Site-Charge Density in Metallic β"-(BEDT-TTF)(TCNQ)
    J. Phys. IV France, 114, 149-151 (2004).

  175. H. Ohta, M. Kimata, Y. Oshima, K. Koyama, M. Motokawa, H. M. Yamamoto, R. Kato, H. Nishikawa, K. Kikuchi, and I. Ikemoto
    Magnetooptical Measurements of Low Dimensional Organic Conductors
    Tohoku Daigaku Kinzoku Zairyo Kenkyusho Kyojiba Chodendo Zairyo Kenkyu Senta Nenji Hokoku, Volume Date 2003, 129-132 (2004).

  176. M. Kimata, H. Ohta, K. Koyama, Y. Oshima, M. Motokawa, H. M. Yamamoto, and R. Kato
    Development of the High Field Magneto-Optical Measurement System with a Rotational Cavity for the Study of Organic Conductors
    International Journal of Modern Physics B: Condensed Matter Physics, Statistical Physics, Applied Physics, 18(27, 28 & 29), 3803-3806 (2004).

  177. M. Kimata, Y. Oshima, H. Ohta, K. Koyama, M. Motokawa, H. M. Yamamoto, and R. Kato
    Magnetooptical Measurements of β"-(BEDT-TTF)(TCNQ)
    Physica B: Condensed Matter, 346-347, 382-386 (2004).

  178. M. Hiraoka, H. Sakamoto, K. Mizoguchi, T. Kato, and R. Kato
    Charge Transport in the Insulating State of (DMe-DCNQI)2Li above TSP: A Possible Fractional Charge Soliton Conduction with ±1/2e
    Phys. Rev. Lett., 91, 056604/1-056604/4 (2003).

  179. S. Uji, T. Terashima, S. Yasuzuka, J. Yamaura, H. M. Yamamoto, and R. Kato
    Fermi Surface and Angular-Dependent Magnetoresistance in the Organic Conductor (BEDT-TTF)2Br(DIA)
    Phys. Rev. B, 68, 064420/1-064420/7 (2003).

  180. A. Kurita, M. Miyasaka, H. Taniguchi, K. Satoh, M. Tamura, R. Kato, M. Hedo, and Y. Uwatoko
    Development of AC Susceptibility Technique under High Pressure and its Application to Organic Superconductor
    Physica C, 388-389, 603-604 (2003).

  181. N. Hanasaki, H. Tajima, T. Imakubo, and R. Kato
    Charge-Density-Wave State within Pd(dmit)2 layer in Two-Dimensional Molecular Conductor (IEDT)[Pd(dmit)2]
    J. Phys. Soc. Jpn., 72, 2291-2298 (2003).

  182. N. Tajima, T. Imakubo, R. Kato, Y. Nishio, and K. Kajita
    Uniaxial Strain Effects on Transport Properties of a Supramolecular Organic Conductor θ-(DIETS)2[Au(CN)4]
    J. Phys. Soc. Jpn., 72, 1014-1017 (2003).

  183. T. Imakubo, N. Tajima, T. Shirahata, A. Miyake, H. Sawa, T. Nakamura, H. Ohnuki, M. Tamura, R. Kato, M. Izumi, Y. Nishio, and K. Kajita
    Crystal Design of Organic Conductors Using the Iodine Bond
    Synth. Met., 135-136, 601-602 (2003).

  184. R. Kato, N. Tajima, A. Tajima, M. Tamura, and J. Yamaura
    Superconductivity Induced by Uniaxial Strain in the Pd(dmit)2 System
    Synth. Met., 137, 1233-1234 (2003).

  185. M. Hiraoka, H. Sakamoto, K. Mizoguchi, and R. Kato
    Evidence for Spin Solitons in Spin-Peierls System (DMe-DCNQI)2Li
    Synth. Met., 135-136, 649-650 (2003).

  186. S. Yasuzuka, C. Terakura, T. Terashima, T. Yakabe, Y. Terai, H. M. Yamamoto, R. Kato, and S. Uji
    Fermi Surface and Resistance Anomalies in ET-TCNQ
    Synth. Met., 135-136, 647-648 (2003).

  187. H. M. Yamamoto, N. Tajima, M. Hagiwara, R. Kato, and J.-I. Yamaura
    Strange Electric/Magnetic Behaviour of New (BEDT-TTF)(TCNQ)
    Synth. Met., 135-136, 623-624 (2003).

  188. Y. Takano, K. Hiraki, R. Kato, and T. Takahashi
    Pressure Effect on β'-Pd(dmit)2 Salts
    Synth. Met., 135-136, 593-594 (2003).

  189. K. Kato, K. Oshima, T. Kambe, Y. Nogami, T. Sasaki, M. Motokawa, and R. Kato
    Fermi Surface and Low Temperature Structure in (DMET-TSeF)2Au(CN)2
    Synth. Met., 135-136, 577-578 (2003).

  190. Y. Oshima, H. Ohta, K. Koyama, M. Motokawa, H. M. Yamamoto, R. Kato, M. Tamura, Y. Nishio, and K. Kajita
    Fermi Surface Study of Quasi-Two-Dimensional Organic Conductors by Magnetooptical Measurements
    J. Phys. Soc. Jpn., 72, 143-148 (2003).

  191. Y. Nishio, S. Sasaki, Y. Mori, K. Kajita, S. Aonuma, H. Sawa, M. Tamura, and R. Kato
    Deuterium Freedom and M-I Transition in (DMe-DCNQI)2Cu System
    Synth. Met., 133-134, 569-571 (2003).

  192. M. Fujiwara, N. Tajima, T. Imakubo, M. Tamura, and R. Kato
    New Te-Based Counter Anions for Conducting Cation Radical Salts: Tetraiodotellurate(II) and Hexaiododitellurate(II)
    Synth. Met., 133-134, 459-461 (2003).

  193. Y. Oshima, H. Ohta, H. M. Yamamoto, R. Kato, K. Koyama, and M. Motokawa
    Magnetooptical Measurements of BEDT-TTF Salts Containing Supramolecular Assemblies
    Synth. Met., 133-134, 453-454 (2003).

  194. H. M. Yamamoto, M. Hagiwara, and R. Kato
    New Phase of (BEDT-TTF)(TCNQ)
    Synth. Met., 133-134, 449-451 (2003).

  195. Y. Takano, K. Hiraki, T. Takahashi, and R. Kato
    Electronic Properties of Two Band System, β'-Pd(dmit)2 Salts
    Synth. Met., 133-134, 423-424 (2003).

  196. T. Sakurai, H. Ohta, S. Okubo, R. Kato, and T. Nakamura
    Temperature Dependence Millimeter Wave ESR Measurements of Et2Me2P[Pd(dmit)2]2
    Synth. Met., 133-134, 421-422 (2003).

  197. M. Hiraoka, H. Sakamoto, K. Mizoguchi, and R. Kato
    Spin Soliton Dynamics and Magnetic Susceptibility of (DMe-DCNQI)2Li by ESR under Pressure
    Synth. Met., 133-134, 417-418 (2003).

  198. J. Yamaura, R. Kato, S. Tarutani, and K. Takahashi
    High Pressure X-Ray Study on CPDT-TCNQ Anion Radical Salts
    Synth. Met., 133-134, 411-413 (2003).

  199. T. Shirahata, T. Mori, R. Kato, and K. Takahashi
    Synthesis, Crystal Structures and Electrical Properties of Cation Radical Salts of Selenium-Containing π-Extended Donors, BEDT-HBDST and BEDT-HSTT
    Synth. Met., 133-134, 321-324 (2003).

  200. T. Yamamoto, H. Tajima, R. Kato, M. Uruichi, and K. Yakushi
    Thermoelectric Power and Raman Spectra of (Me2DCNQI)2CuxLi1-x
    Synth. Met., 133-134, 291-292 (2003).

  201. Y. Shimojo, M. A. Tanatar, T. Ishiguro, and R. Kato
    Upper Critical Field of Quasi One-Dimensional Superconductor (DMET-TSeF)2AuI2 under Oriented Magnetic Fields
    Synth. Met., 133-134, 247-249 (2003).

  202. T. Imakubo, N. Tajima, M. Tamura, R. Kato, Y. Nishio, and K. Kajita
    Supramolecular Organic Conductor θ-(DIETS)2[Au(CN)4]: unique Crystal Structure and Superconductivity under Uniaxial Strain (DIETS=diiodo(ethylenedithio)diselenadithiafulvalene)
    Synth. Met., 133-134, 181-183 (2003).

  203. S. Yasuzuka, C. Terakura, T. Terashima, T. Yakabe, Y. Terai, H. M. Yamamoto, J. Yamaura, R. Maeda, R. Kato, and S. Uji
    Fermi Surface in New Layered Organic Conductors (BEDT-TTF)3Br(pBIB) and (BEDT-TTF)3Cl(DFBIB)
    Synth. Met., 133-134, 169-171 (2003).

  204. M. Hiraoka, H. Sakamoto, K. Mizoguchi, and R. Kato
    Evidence for Spin Solitons and their Dynamics in a Spin-Peierls System (DMe-DCNQI)2Li
    Phys. Rev. B, 65, 174413/1-174413/4 (2002).

  205. M. Fujiwara, N. Tajima, T. Imakubo, M. Tamura, and R. Kato
    Structural and Physical Properties of New Conducting Cation Radical Salts with Te-Based Counteranions, Tetraiodotellurate(II) and Hexaiododitellurate(II)
    J. Solid State Chem., 168, 396-407 (2002).

  206. M. Tamura and R. Kato
    Magnetic Susceptibility of β'-[Pd(dmit)2] Salts (dmit=1,3-dithiol-2-thione-4,5-dithiolate, C3S5): Evidence for Frustration in Spin-1/2 Heisenberg Antiferromagnets on a Triangular Lattice
    J. Phys.: Condens. Matter, 14, L729-L734 (2002).

  207. M. Fujiwara, and R. Kato
    Unique Structural and Physical Properties of Ni(dmit)2 Anion Radical Salts Characterized by Short Te…S Contacts (dmit=1,3-dithiole-2-thione-4,5-dithiolate)
    J. Chem. Soc., Dalton Trans., 2002, 3763-3770.

  208. T. Sakurai, H. Ohta, S. Okubo, R. Kato, and T. Nakamura
    X-Band ESR Measurements of Et2Me2P[Pd(dmit)2]2
    Proc. 3rd Asia-Pacific EPR/ESR Symposium (APES'01), 2002, 197-200.

  209. Y. Oshima, H. Ohta, H. M. Yamamoto, and R. Kato
    ESR Studies of BEDT-TTF Organic Conductors Containing Supramolecular Assemblies
    Proc. 3rd Asia-Pacific EPR/ESR Symposium (APES'01), 2002, 312-315.

  210. T. Yamamoto, H. Tajima, R. Kato, M. Uruichi, and K. Yakushi
    Raman Spectra of (Me2-DCNQI)2CuxLi1-x(0 ≦ x ≦ 1): The Evidence for Charge Separation at Room Temperature in a One-Dimensional Conductor Having a Quarter-Filled Band
    J. Phys. Soc. Jpn., 71, 1956-1964 (2002).

  211. Y. Oshima, H. Ohta, K. Koyama, M. Motokawa, H. M. Yamamoto, and R. Kato
    Observation of High-Order Harmonic Resonances in Magnetooptical Measurement of (BEDT-TTF)2Br(DIA)
    J. Phys. Soc. Jpn., 71, 1031-1034 (2002).

  212. Y. Shimojo, M. A. Tanatar, T. Ishiguro, and R. Kato
    Superconductivity and Magnetoresistance Oscillations in Weakly Pressurized Quasi One-Dimensional Superconductor (DMET-TSeF)2AuI2
    J. Phys. Soc. Jpn., 71, 393-396 (2002).

  213. T. Kawamoto, M. Ashizawa, T. Mori, J.-I. Yamaura, R. Kato, Y. Misaki, and K. Tanaka
    Dimerization Effect on the Physical Properties in New One-Dimensional Organic Conductors: (ChTM-TTP)2AuBr2, (ChTM-TTP)2GaCl4, and (ChTM-TTP)ReO4
    Bull. Chem. Soc. Jpn., 75, 435-447 (2002).　　The Best Article of the Month

  214. T. Imakubo, N. Tajima, M. Tamura, R. Kato, Y. Nishio, and K. Kajita
    A Supramolecular Superconductor θ-(DIETS)2[Au(CN)4]
    J. Mater. Chem., 12, 159-161 (2002).

  215. T. Sakurai, Y. Inagaki, S. Okubo, H. Ohta, R. Kato, and T. Nakamura
    Frequency Dependence Millimeter Wave ESR Measurements of Et2Me2P[Pd(dmit)2]2
    Mol. Cryst. Liq. Cryst., 379, 59-64 (2002).

  216. T. Nakamura, T. Takahashi, S. Aonuma, and R. Kato
    g-Tensor Analyses of β'-Type Pd(dmit)2 Metal Complexes
    Mol. Cryst. Liq. Cryst., 379, 53-58 (2002).

  217. J.-I. Yamaura, and R. Kato
    High Pressure X-Ray Crystal Structure Analysis of Pd(dmit)2 Salts
    Mol. Cryst. Liq. Cryst., 379, 47-52 (2002).

  218. S. Ohira, M. Tamura, and R. Kato
    Superconductivity of [Pd(dmit)2] Salts under Pressure Studied by an RF Technique
    Mol. Cryst. Liq. Cryst., 379, 41-46 (2002).

  219. M. Tamura, T. Imakubo, K. Yamanaka, Y. Mori, Y. Nishio, K. Kajita, Y. Misaki, K. Tanaka, H. Mori, S. Tanaka, J.-I. Yamaura, and R. Kato
    Preparation, Structure and Electronic Properties of Some Organic Donor Salts of Rare-Earth Complex Anions: Novel 4f-π Composite Conductors
    Mol. Cryst. Liq. Cryst., 379, 35-40 (2002).

  220. R. Kato, T. Imakubo, H. Yamamoto, R. Maeda, M. Fujiwara, J.-I. Yamaura, and H. Sawa
    An Application of Supramolecular Chemistry to Molecular Conductors
    Mol. Cryst. Liq. Cryst., 380, 61-68 (2002).

  221. R. Kato, N. Tajima, M. Tamura, and J.-I. Yamaura
    Uniaxial Strain Effect in a Strongly Correlated Two-Dimensional System β'-(CH3)4As[Pd(dmit)2]2
    Phys. Rev. B, 66, 020508/1-020508/4 (2002).

  222. S. Uji, C. Terakura, T. Terashima, Y. Okano, and R. Kato
    Anisotropic Superconductivity and Dimensional Crossover in (TMET-STF)2BF4
    Phys. Rev. B, 64, 214517/1-214517/6 (2001).

  223. K. Oshima, T. Sasaki, M. Motokawa, and R. Kato
    Quantized Hall Effect-Like Behavior in (DMET-TSeF)2AuI2
    Synth. Met., 120, 943-944 (2001).

  224. M. Tamura, K. Yamanaka, Y. Mori, Y. Nishio, K. Kajita, H. Mori, S. Tanaka, J.-I. Yamaura, T. Imakubo, R. Kato, Y. Misaki, and K. Tanaka
    π-f Composite Metals
    Synth. Met., 120, 1041-1042 (2001).

  225. Y. Nishio, S. Sasaki, M. Tamura, K. Kajita, S. Aonuma, H. Sawa, and R. Kato
    Anomalous Specific Heat of (DMe-DCNQI d2[1,1;0]1-xd4[2,2;0]x)2 Cu-System
    Synth. Met., 120, 1047-1048 (2001).

  226. T. Nakamura, T. Takahashi, S. Aonuma, and R. Kato
    EPR Investigation of the Electronic States in β'-Type [Pd(dmit)2]2 Compounds (where dmit is 2-Thioxo-1,3-Dithiole-4,5-Dithiolate)
    J. Mater. Chem., 11, 2159-2162 (2001).

  227. H. Ohta, T. Sakurai, S. Okubo, R. Kato, and T. Nakamura
    High Field ESR Measurements of Me4As[Pd(dmit)2]2
    Synth. Met., 120, 891-892 (2001).

  228. K. Kawamoto, M. Ashizawa, T. Mori, J. Yamaura, R. Kato, Y. Misaki, and K. Tanaka
    Ground States of One-Dimensional Organic Conductors Based on ChTM-TTP
    Synth. Met., 120, 793-794 (2001).

  229. T. Imakubo, T. Iijima, K. Kobayashi, and R. Kato
    A New Synthetic Route to TTF-Vinylogues
    Synth. Met., 120, 899-900 (2001).

  230. T. Yamamoto, N. Hanasaki, J. Yamaura, S. Aonuma, H. Tajima, K. Yakushi, M. Uruichi, and R. Kato
    Phase Diagrams of (DMe-DCNQI)2Li1-xCux System
    Synth. Met., 120, 873-874 (2001).

  231. J. Yamaura, M. Fujiwara, R. Kato, T. Chonan, and K. Takahashi
    Cation Effect on Structural and Physical Properties of Purely One-Dimensional Electronic System [D](CPDT-TCNQ)2 [D=Cation]
    Synth. Met., 120, 913-914 (2001).

  232. T. Imakubo, A. Miyake, H. Sawa, and R. Kato
    Synthesis and Physical Properties of (DIETS)2[Au(CN)4]: A New θ-Salt with a Unique Donor…Anion Network
    Synth. Met., 120, 927-928 (2001).

  233. H. M. Yamamoto, R. Maeda, J. Yamaura, and R. Kato
    Structural and Physical Properties of Conducting Cation Radical Salts Containing Supramolecular Assemblies Based on p-Bis(iodoethynyl)benzene Derivatives
    J. Mater. Chem., 11, 1034-1041 (2001).

  234. R. Kato, M. Fujiwara, Y. Kashimura, and J. Yamaura
    Development of Molecular Conductors Derived from Metal Dithiolene Complexes
    Synth. Met., 120, 675-678 (2001).

  235. E. Watanabe, M. Fujiwara, J. Yamaura, and R. Kato
    Synthesis and Properties of Novel Donor-Type Metal-Dithiolene Complexes Based on 5,6-Dihydro-1,4-Dioxin-2,3-Dithiol (edo) Ligand
    J. Mater. Chem., 11, 2131-2141 (2001).

  236. H. M. Yamamoto, R. Maeda, J. Yamaura, and R. Kato
    Multicomponent Molecular Conductors with Supramolecular Assembly : Supramolecules with Various Dimensionality
    Synth. Met., 120, 781-782 (2001).

  237. N. Biskup, J. S. Brooks, R. Kato, and K. Oshima
    Angular Magnetoresistance in the (DMET-TSeF)2X Family: (X=AuCl2, AuI2) : Field-Induced Spin-Density Waves and Commensurability Effects
    Phys. Rev. B., 62, 21-24 (2000).

  238. T. Nakamura, H. Tsukada, T. Takahashi, S. Aonuma, and R. Kato
    Low Temperature Electronic States of β'-Type Pd(dmit)2 Compounds
    Mol. Cryst. Liq. Cryst., 343, 187-192 (2000).

  239. R. Kato, E. Watanabe, M. Fujiwara, Y. Kashimura, Y. Okano, and J. Yamaura
    Conducting Properties of Assembled Metal Complexes
    Mol. Cryst. Liq. Cryst., 343, 1-8 (2000).

  240. H. M. Yamamoto and R. Kato
    Design, Preparation, and Characterization of Novel ET Salts with Supramolecular Assembly --Sheet and Chain Structures Based on Difluorotetraiodobenzene--
    Chem. Lett., 29(8), 970-971 (2000).

  241. T. Yamamoto, H. Tajima, and R. Kato
    Magnetic Susceptibility of (DMe-DCNQI)2Li1-xCux
    Solid State Commun., 114, 281-284 (2000).

  242. Y. Nishio, M. Tamura, K. Kajita, S. Aonuma, H. Sawa, R. Kato, and H. Kobayashi
    Thermodynamical Study of (DMe-DCNQI)2Cu System --Mechanism of Reentrant Metal-Insulator Transition--
    J. Phys. Soc. Jpn., 69(5), 1414-1422 (2000).

  243. R. Kato
    Conductive Copper Salts of 2,5-DiSubstituted N,N'-Dicyanobenzoquinonediimines (DCNQIs): Structural and Physical Properties
    Bull. Chem. Soc. Jpn., 73(3), 515-534 (2000).

  244. S. Golhen, L. Ouahab, A. Lebeuze, M. Bouayed, P. Delhaes, Y. Kashimura, R. Kato, L. Binet, and J.-M. Fabre
    Preparation, Crystal Structures, EHT Band Calculations and Physical Properties of κ-(EDS-EDT-TTF)2[Ag2(CN)3] and α-(BETS)2Ag(CN)2
    J. Mater. Chem., 9, 387-393 (1999).

  245. T. Yamamoto, H. Tajima, J. Yamaura, S. Aonuma, and R. Kato
    Reflectance Spectra and Electrical Resistivity of (Me2-DCNQI)2Li1-xCux
    J. Phys. Soc. Jpn., 68(4), 1384-1391 (1999).

  246. S. Rouziere, N. Hanasaki, R. Kato, and H. Tajima
    Upper Critical Field of the Molecular Superconductor β'-Et2Me2P[Pd(dmit)2]2
    Solid State Commun., 112, 295-300 (1999).

  247. S. Rouziere, J.-I. Yamaura, and R. Kato
    Low-Temperature Structural Studies of Molecular β'-Pd(dmit)2 Conductors
    Phys. Rev. B, 60(5), 3113-3119 (1999).

  248. S. Kyoden, N. Hanasaki, H. Tajima, Y. Okano, and R. Kato
    Physical Properties of (TMET-STF)2BF4
    Synth. Met., 103, 2089-2089 (1999).

  249. Y. Okano, M. Iso, Y. Kashimura, J. Yamaura, and R. Kato
    A New Synthesis of Se-Containing TTF Derivatives
    Synth. Met., 102, 1703-1704 (1999).

  250. H. M. Yamamoto, J. Yamaura, and R. Kato
    Physical Properties of Multi-Component Molecular Conductors with Supramolecular Assembly
    Synth. Met., 102, 1515-1516 (1999).

  251. J. Yamaura, R. Kato, H. Tajima, S. Tarutani, and K. Takahashi
    Low Temperature X-Ray Study of Purely One-Dimensional Electronic System Me4X(CPDT-TCNQ)2 (X=As, N)
    Synth. Met., 103, 2212-2213 (1999).

  252. L.Vignau, H. Ohnuki, Y. Ishizaki, R. Kato, T. Imakubo, and M. Izumi
    Cunducting Properties of Langmuir-Blodgett Films Based on BEDO-TTF
    Synth. Met., 102, 1723-1724 (1999).

  253. S. Uji, C. Terakura, T. Terashima, H. Aoki, Y. Okano, and R. Kato
    Superconductivity and Augular Dependent Magnetoresistance Oscillation in (TMET-STF)2BF4
    Synth. Met., 103, 2200-2201 (1999).

  254. S. Uji, C. Terakura, T. Terashima, H. Aoki, H. M. Yamamoto, J. Yamaura, and R. Kato
    Fermi Surface of (BEDT-TTF)2Br(DIA)
    Synth. Met., 103, 1978-1978 (1999).

  255. M. Yamane, T. Nakamura, T. Takahashi, S. Aonuma, R. Kato, and H. Sawa
    Impurity Effect on the Spin-Peierls State of (DMe-DCNQI)2Li1-xCux
    Synth. Met., 103, 2196-2196 (1999).

  256. H. Tajima, T. Yamamoto, J. Yamaura, S. Aonuma, and R. Kato
    The Study of 4kF CDW in a One-Dimensional System, (DMe-DCNQI)2Li1-xCux
    Synth. Met., 103, 2193-2194 (1999).

  257. S. Rouziere, R. Kato, S. Aonuma, and H. Sawa
    Low Temperature X-Ray Studies of β'-Pd(dmit)2 Salts
    Synth. Met., 103, 1942-1943 (1999).

  258. K. Oshima, T. Sasaki, M. Motokawa, S. Aonuma, and R. Kato
    High Field Hall Effect in (DMET-TSeF)2AuCl2
    Synth. Met., 103, 1917-1918 (1999).

  259. H. Ohnuki, M. Nagata, Y. Ishizaki, T. Imakubo, K. Kobayashi, R. Kato, and M. Izumi
    Preparation of New Conducting Langmuir-Blodgett Films Based on Oxygen Substituted TTF Derivative
    Synth. Met., 102, 1699-1700 (1999).

  260. T. Nakamura, H. Yamane, T. Takahashi, S. Aonuma, and R. Kato
    ESR and NMR Investigation of β'-R4Z[Pd(dmit)2]2
    Synth. Met., 103, 2142-2142 (1999).

  261. Y. Kashimura, Y. Okano, J. Yamaura, and R. Kato
    Synthesis, Structures and Physical Properties of Molecular Conductors Based on Unsymmetrical Metal-Dithiolene Complexes
    Synth. Met., 103, 2123-2124 (1999).

  262. M. Inoue, M. Sasaki, H. Negishi, and R. Kato
    Transport Properties of Molecular Conductor (DMe-DCNQI)2Cu and its Deuterated Crystals
    Synth. Met., 103, 2103-2104 (1999).

  263. N. Hanasaki, H. Tajima, R. Kato, T. Imakubo, and H. Sawa
    Hybrid-Dimensional System in M(dmit)2 Salts
    Synth. Met., 103, 2086-2086 (1999).

  264. S. Aonuma and R. Kato
    Anomalous Role of Carbon and Nitrogen Isotopes in (DMe-DCNQI)2Cu System
    Synth. Met., 102, 1749-1750 (1999).

  265. R. Kato, K. Yamamoto, Y. Kashimura, Y. Okano, and S. Aonuma
    Two-Band System: A Candidate for New Molecular Materials
    Synth. Met., 103, 2020-2023 (1999).

  266. H. M. Yamamoto, J. Yamaura, and R. Kato
    Preparation of Multi-Component Molecular Conductors with Supramolecular Assembly
    Synth. Met., 102, 1448-1451 (1999).

  267. J. Yamaura, R. Kato, Y. Nagai, H. Saito, and T. Hyodo
    X-Ray Diffraction Study of [Zn(1-propyltetrazole)6](BF4)2 Single Crystal
    Phys. Rev. B, 58(21), 14098-14101 (1999).

  268. S. Uji, C. Terakura, T. Terashima, H. Aoki, H. M. Yamamoto, J. Yamaura, and R. Kato
    Angular Dependent Magnetoresistance Oscillation in an Organic Conductor (BEDT-TTF)2Br(DIA)
    Proc. 4th Int. Symposium on Advanced Physical Fields: Quantum Phenomena in Advanced Materials at High Magnetic Fields, 1998, 299-301.

  269. H. Ohnuki, M. Izumi, Y. Ishizaki, M. Nagata, T. Imakubo, and R. Kato
    ESR Properties of Langmuir-Blodgett Films Based on BO and Behenic Acid
    Thin Solid Films, 327-329, 458-460 (1998).

  270. J. Sakata, H. Sato, A. Miyazaki, T. Enoki, Y. Okano and R. Kato
    Superconductivity in New Organic Conductor κ-(BEDSe-TTF)2CuN(CN)2Br
    Solid State Commun., 108(6), 377-381 (1998).

  271. H. M. Yamamoto, J. Yamaura, and R. Kato
    Multicomponent Molecular Conductors with Supramolecular Assembly: Iondine-Containing Neutral Molecules as Building Blocks
    J. Am. Chem. Soc., 120(24), 5905-5913 (1998).

  272. M. Sasaki, S. Tanaka, H. Negishi, M. Inoue, and R. Kato
    Static and Dynamic Transport Studies of Molecular Conductors (DMe-DCNQI)2Cu
    J. Phys. Soc. Jpn., 67(5), 1693-1703 (1998).

  273. A. Kobayashi, A. Miyamoto, R. Kato, A. Sato, and H. Kobayashi
    Electrical and Structural Properties and Phase Diagram of a Molecular Superconductor β-[(CH3)4N][Pd(dmit)2]2
    Bull. Chem. Soc. Jpn., 71(5), 997-1006 (1998).

  274. O. Akaki, A. Chainani, T. Takahashi, Y. Kashimura, and R. Kato
    Temperature-Dependent Core-Level X-Ray Photoemission Spectroscopy of the Organic Conductors (MeCl-DCNQI)2Cu, (MeBr-DCNQI)2Cu, and (DI-DCNQI)2Cu
    Phys. Rev. B, 57(19), 11846-11849 (1998).

  275. S. Kagoshima, Y. Saito, N. Hanasaki, T. Hasegawa, T. Osada, H. Sawa, R. Kato, N. Miura, and G. Saito
    Electronic States of Low-Dimensional Organic Conductors (DMe-DCNQI)2Cu and α-(BEDT-TTF)2KHg(SCN)4 under Pressure
    Rev. High Pressure Sci. Technol., 7, 437-442 (1998).

  276. R. Kato, Y. Kashimura, S. Aonuma, N. Hanasaki, and H. Tajima
    A New Molecular Superconductor β'-Et2Me2P[Pd(dmit)2]2 (dmit = 2-Thioxo-1,3-Dithiole-4,5-Dithiolate)
    Solid State Commun., 105(9), 561-565 (1998).

  277. H. M. Yamamoto, J. Yamaura, and R. Kato
    Structural and Electrical Properties of (BEDT-TTF)2X(diiodoacetylene) (X=Cl, Br): The Novel Self-Assemby of Neutral Lewis-Acidic Molecules and Halide Anions in a Molecular Metal
    J. Mater. Chem., 8(1), 15-16 (1998).

  278. H. M. Yamamoto, J. Yamaura, and R. Kato
    Azulene-Substituted TTF Derivatives
    J. Mater. Chem., 8(2), 289-294 (1998).

  279. R. Kato
    Recent Developments in the Studies on Molecular Conductors Containing Transition Metals
    Physica B, 237-238, 181-185 (1997).

  280. A. Sekiyama, A. Fujimori, S. Aonuma, and R. Kato
    Observation of Anisotropy in the Electronic States of N,N'-Dicyanoquinonediimine-Cu Salt by X-Ray-Absorption Spectroscopy
    Phys. Rev. B, 56(15), 9937-9941 (1997).

  281. H. Ohnuki, T. Noda, M. Izumi, T. Imakubo, and R. Kato
    Observation of Metallic Conductivity down to 14 K in Langmuir-Blodgett Films Based on BEDO-TTF and Behenic Acid
    Phys. Rev. B, 55(16), R10225-R10228 (1997).

  282. H. Ohnuki, T. Noda, M. Izumi, T. Imakubo, and R. Kato
    A Novel Strategy to Prepare Conducting LB Films Based on TTF Derivatives
    Supramolecular Science, 4(3-4), 413-416 (1997).

  283. R. Kato, Y-L. Liu, Y. Hosokoshi, S. Aonuma, and H. Sawa
    Se-Aubstitution and Cation Effects on the High-Pressure Molecular Superconductor, β-Me4N[Pd(dmit)2]2 --A Unique Two-Band System--
    Mol. Cryst. Liq. Cryst., 296, 217-244 (1997).

  284. R. Kato, Y. Kashimura, H. Sawa, and Y. Okano
    Synthesis, Structure, and Electrochemical Properties of New "Unsymmetrical" Metal Dithiolate Complexes
    Chem. Lett., 26(9), 921-922 (1997).

  285. R. Kato, K. Yamamoto, Y. Okano, H. Tajima, and H. Sawa
    A New Ambient-Pressure Organic Supercondcutor (TMET-STF)2BF4 [TMET-STF = Trimethylene-(Ethylenedithio)Diselenadithiafulvalene]
    Chem. Commun., 1997(10), 947-948.

  286. Y. Tsuchiya, T. Nakamura, T. Takahashi, Y.-L. Liu, H. Sawa, and R. Kato
    NMR Investigation of the Insulating State in (CH3)4P[Pd(dmise)2]2
    Synth. Met., 86, 2117-2118 (1997).

  287. S. Hill, S. Sandhu, M. Boonman, S. Uji, J. A. A. J. Perenboom, A. Wittlin, J. S. Brooks, R. Kato, H. Sawa, and S. Aonuma
    Cyclotron Resonance Studies of the Molecular Conductor (DMe-DCNQI)2Cu
    Synth. Met., 86, 2113-2114 (1997).

  288. H. Tajima, S. Aonuma, H. Sawa, and R. Kato
    Infrared Reflectance Spectra of DCNQI Salts
    Synth. Met., 86, 2101-2102 (1997).

  289. N. Maruyama, T. Nakamura, T. Takahashi, S. Aonuma, H. Sawa, and R. Kato
    1H-NMR Studies of (DMe-DCNQI-d7)2Cu1-xLix
    Synth. Met., 86, 2093-2094 (1997).

  290. H. Sawa, S. Aonuma, Y. Kashimura, and R. Kato
    Novel Electronic States in the (DCNQI)2Cu System
    Synth. Met., 86, 2091-2092 (1997).

  291. R. Kato, Y-L. Liu, S. Aonuma, and H. Sawa
    Molecular Conductors Based on Pd(dmit)2 and Related Metal Dithiolene Complexes--A Unique Two-Band System--
    Synth. Met., 86, 2087-2088 (1997).

  292. N. Someya, Y. Nishio, M. Tamura, K. Kajita, S. Aonuma, H. Sawa, R. Kato, and H. Kobayashi
    Thermal Study of Reentrant Metal-Insulator Transition in Deuterated (DMe-DCNQI)2Cu
    Synth. Met., 86, 2077-2078 (1997).

  293. T. Sekine, T. Kamioka, R. Kawano, K. Tsutsumi, Y. Tanokura, S. Aonuma, H. Sawa, and R. Kato
    Observation of the Order of Cu Ions in the Mixed-Valence State of (DMe-DCNQI)2Cu by Raman Scattering
    Synth. Met., 86, 2071-2072 (1997).

  294. T. Imakubo, H. Sawa, H. Tajima, and R. Kato
    Novel Organic Conductors Containing Lanthanide Element in Counter Anion
    Synth. Met., 86, 2047-2048 (1997).

  295. S. Uji, T. Terashima, H. Aoki, S. Valfells, J. S. Brooks, K. Yamamoto, Y. Okano, H. Sawa, and R. Kato
    Phase Transition and Magnetoresistance in Quasi-One-Dimensional Conductor (TMET-STF)2Au(CN)2
    Synth. Met., 86, 2035-2036 (1997).

  296. M. Izumi, H. Ohnuki, R. Kato, B. Desbat, P. Delhaes, and V. Yartsev
    Infrared Properties on Langmuir-Blodgett Films and Single Crystals of Radical Cation Salt [EDT-TTF(SC18)2]2I3
    Synth. Met., 86, 1989-1990 (1997).

  297. K. Oshima, H. Okuno, H. Fujimura, Y. Nogami, S. Aonuma, and R. Kato
    Characteristic SDW and FISDW Behavior in (DMET-TSeF)2X System
    Synth. Met., 86, 1965-1966 (1997).

  298. K. Takagawa, N. Maruyama, K. Hiraki, T. Nakamura, T. Takahashi, Y. Kashimura, S. Aonuma, H. Sawa, and R. Kato
    13C-NMR Studies of the Metallic State of (DCNQI)2Cu
    Synth. Met., 86, 1915-1916 (1997).

  299. T. Imakubo, H. Sawa, and R. Kato
    Synthesis and Properties of Novel Iodine-Bonded π-Donors Containing Selenium atoms, Oxygen Atoms or Extended π-System
    Synth. Met., 86, 1883-1884 (1997).

  300. S. Aonuma, H. Sawa, and R. Kato
    Preparation, Structure, and Conductivity of Et2Me2Z (Z=P, As, Sb) Salts of M(dmit)2 and M(dmise)2 (M=Ni, Pd)
    Synth. Met., 86, 1881-1882 (1997).

  301. T. Imakubo, H. Sawa, and R. Kato
    Crystal Engineering in Molecular Conductors Based on Iodine-Bonded π-Donors
    Synth. Met., 86, 1847-1848 (1997).

  302. Y. Okano, K. Yamamoto, T. Imakubo, H. Sawa, and R. Kato
    Syntheses, Structures and Electrical Properties of Cation Radical Salts Based on TTF Derivatives Containing O, S, and Se
    Synth. Met., 86, 1829-1830 (1997).

  303. T. Naito, T. Inabe, E. Arai, M. Tamura, Y. Nishio, K. Kajita, R. Kato, A. Kobayashi, and H. Kobayashi
    Electrical and Magnetic Properties of DED Salts
    Synth. Met., 86, 1815-1816 (1997).

  304. F. L. Pratt, P. A. Pattenden, S. J. Blundell, K. H. Chow, Th. Jestadt, W. Hayes, R. Kato, M. Tamura, H. Sawa, and Y. Kashimura
    Magnetic Properties of dn-(DMe-DCNQI)2Cu Studied Using μSR
    Synth. Met., 85, 1747-1748 (1997).

  305. Y. Nishio, T. Tega, M. Tamura, K. Kajita, S. Aonuma, H. Sawa, R. Kato, and H. Kobayashi
    Thermal Study of Antiferromagnetic Ordering in Deuterated (DMe-DCNQI)2Cu
    Synth. Met., 85, 1739-1740 (1997).

  306. M. Nishizawa, D. Shiomi, K. Sato, T. Takui, K. Itoh, H. Sakurai, A. Izuoka, T. Sugawara, H. Sawa, and R. Kato
    Low Temperature Spin State of a Model Compound for Organic Ferrimagnets as Studied by Single Crystal CW-ESR Spectroscopy
    Synth. Met., 85, 1727-1728 (1997).

  307. Y. Kusaba, M. Tamura, Y. Hosokoshi, M. Kinoshita, H. Sawa, R. Kato, and H. Kobayashi
    Isolation of Crystals of a Planar Nitronyl Nitroxide Radical: 2-Phenylbenzimidazol-1-ylN,N'-Dioxide (PBIDO)
    J. Mater. Chem., 7(8), 1377-1382 (1997).

  308. F. L. Pratt, P. A. Pattenden, S. J. Blundell, T. Jestadt, K. H. Chow, W. Hayes, R. Kato, M. Tamura, H. Sawa, and S. Aonuma
    Zero Field μSR and QLCR in the Molecular Metal System (DMe-DCNQI)2Cu
    Hyperfine Interactions, 104(1-4), 357-362 (1997).

  309. H. Ohnuki, K. Kojima, M. Izumi, H. Yamaguchi, H. Oyanagi, and R. Kato
    Comparative Study on LB Films and Crystals of TTF Derivatives with Long Alkyl Chains: In-Plane Structure
    Thin Solid Films, 284-285, 492-495 (1996).

  310. H. Sawa, You-Liang Liu, S. Aonuma, and R. Kato
    Novel Pressure-Temperature Phase Diagram of Molecular Conductors Related to the High-Pressure Superconductor, β-Me4N[Pd(dmit)2]2
    Mol. Cryst. Liq. Cryst., 285, 131-136 (1996).

  311. S. Aonuma, H. Sawa, and R. Kato
    Anomalous 13C/15N Isotope Effect in the π-d System (DMe-DCNQI)2Cu Studied by Selective Isotope Substitution
    Mol. Cryst. Liq. Cryst., 285, 163-168 (1996).

  312. T. Imakubo, H. Sawa, and R. Kato
    New Molecular Conductors Containing Magnetic Tetrahedral Anion, (DIETS)2FeX4 [DIETS = Diiodo-ethylenedithiodithiadiselenafulvalene, X = Cl, Br]
    Mol. Cryst. Liq. Cryst., 285, 27-32 (1996).

  313. M. Tamura, N. Someya, Y. Nishio, K. Kajita, Y. Kashimura, S. Aonuma, H. Sawa, and R. Kato
    Correlation Between the Thermal and Magnetic Properties of (DCNQI)2Cu
    Mol. Cryst. Liq. Cryst., 285, 151-156 (1996).

  314. R. Kato, Y. Kashimura, S. Aonuma, H. Sawa, H. Takahashi, and N. Mori
    pπ-d Interaction in the (R1,R2-DCNQI)2Cu
    Mol. Cryst. Liq. Cryst., 285, 143-150 (1996).

  315. A. Sekiyama, A. Fujimori, S. Aonuma, H. Sawa, and R. Kato
    High-Resolution Photoemission and X-Ray Absorption Study of Quasi-One-Dimensional DCNQI-Cu Salt
    J. Electron Spectroscopy and Related Phenomena, 78, 473-476 (1996).

  316. T. Takahashi, T. Yokoya, A. Chainani, A. Tanaka, H. Kumigashira, O. Akaki, and R. Kato
    High-Resolution Photoemission Study of Deuterated Dimethyldicyanoquinonediimine-Cu Coumpound; (DMe-DCNQI)2Cu
    J. Electron Spectroscopy and Related Phenomena, 78, 441-444 (1996).

  317. R. Kato, You-Liang Liu, S. Aonuma, and H. Sawa
    Cation Size Effect in Molecular Conductors Related to the High-Pressure Superconductor β-Me4N[Pd(dmit)2]2 (dmit = 2-Thioxo-1,3-Dithiole-4,5-Dithiolate)
    Solid State Commun., 98(11), 1021-1025 (1996).

  318. T. Sekine, K. Tsutsumi, Y. Tanokura, S. Aonuma, and R. Kato
    Raman Scattering in Organic Conductors (DMe-DCNQI)2Cu
    Physica B, 219-220, 532-534 (1996).

  319. R. Kato, S. Aonuma, and H. Sawa
    Chemical Control of the Electronic States in the pπ-d System
    Mol. Cryst. Liq. Cryst., 284, 183-194 (1996).

  320. T. Takahashi, T. Yokoya, A. Chainani, H. Kumigashira, O. Akaki, and R. Kato
    Cooperative Effects of Electron Correlation and Charge Ordering on the Metal-Insulator Transition in Quasi-One-Dimensional Deuterated (DMe-DCNQI)2Cu
    Phys. Rev. B, 53(4), 1790-1794 (1996).

  321. H. Tajima, S. Aonuma, H. Sawa, and R. Kato
    Infrared Reflectance Spectra of (Me2DCNQI-d7)2Cu
    J. Phys. Soc. Jpn., 64(7), 2502-2509 (1995).

  322. K. Ishida, Y. Kitaoka, H. Masuda, K. Asayama, T. Takahashi, A. Kobayashi, R. Kato, and H. Kobayashi
    Cu NMR Study in DCNQI-Cu System
    J. Phys. Soc. Jpn., 64(8), 2970-2979 (1995).

  323. T. Imakubo, Y. Okano, H. Sawa, and R. Kato
    Ethylenedithio(Ethylenedioxo)Diselenadithiafulvalene (TOST) and Ethylenediseleno (Ethylenedioxo)Tetrathiafulvalene (SO): New Unsymmetrical π-Donors containing Three Elements in Group 16 (O, S, and Se)
    J. C. S. Chem. Commun., 1995(24), 2493-2494.

  324. S. Aonuma, H. Sawa, and R. Kato
    Chemical Pressure Effect by Selective Deuteration in Molecular-Based Conductor, 2,5-Dimethyl-N,N'-Dicyano-p-Benzoquinone Immine-Copper Salt, (DMe-DCNQI)2Cu
    J. Chem. Soc. Perkin Trans. 2, 1995(7), 1541-1549.

  325. T. Imakubo, H. Sawa, and R. Kato
    Novel Molecular Conductors, (DIETS)4M(CN)4 [M = Ni, Pd, Pd]: Highly Reticulated Donor…Anion Contacts by --I…NC-- Interaction
    J. C. S. Chem. Commun., 1995(16), 1667-1668.

  326. T. Imakubo, H. Sawa, and R. Kato
    Synthesis and Crystal Structure of the Molecular Metal Based on Iodine-Bonded π-Donor, (IEDT)[Pd(dmit)2]
    J. C. S. Chem. Commun., 1995(11), 1097-1098.

  327. T. Imakubo, H. Sawa, and R. Kato
    Novel Cation Radical Salts Organic π-Donors Containing Iodine Atom(s): The First Application of Strong Intermolecular --I…X-- (X = CN, Halogen Atom) Interaction to Molecular Conductors
    Synth. Met., 73, 117-122 (1995).

  328. Y. Hosokoshi, M. Tamura, H. Sawa, R. Kato, and M. Kinoshita
    Two-Dimensional Ferromagnetic Intermolecular Interactions in Crystals of the p-Cyanophenyl Nitronyl Nitroxide Radical
    J. Mater. Chem., 5(1), 41-46 (1995).

  329. M. Inokuchi, H. Tajima, A. Kobayashi, T. Ohta, H. Kuroda, R. Kato, T. Naito, and H. Kobayashi
    Electrical and Optical Properties of α-(BETS)2I3 and α-(BEDT-STF)2I3
    Bull. Chem. Soc. Jpn., 68(2), 547-553 (1995).

  330. A. Sekiyama, F. Fujimori, H. Sawa, S. Aonuma, and R. Kato
    Fermi-Liquid Versus Luttinger-Liquid Behavior and Metal-Insulator Transition in N,N'-dicyanoquinonediimine-Cu Salt Studied by Photoemission
    Phys. Rev. B, 51(19), 13899-13902 (1995).

  331. K. Hiraki, Y. Kobayashi, T. Nakamura, T. Takahashi, S. Aonuma, H. Sawa, R. Kato and H. Kobayashi
    Magnetic Structure in the Antiferromagnetic State of the Organic Conductor, (DMe-DCNQI[3,3;1]d7)2Cu: 1H-NMR Analysis
    J. Phys. Soc. Jpn., 64(6), 2203-2211 (1995).

  332. R. Kato, You-Liang Liu, H. Sawa, S. Aonuma, A. Ichikawa, H. Takahashi, and N. Mori
    Structures and Properties of New Molecular Conductors Based on Pd(dmise)2 (dmise = 2-Selenoxo-1,3-Dithiole-4,5-Dithiolate)
    Solid State Commun., 94(12), 973-977 (1995).

  333. Y. Kashimura, H. Sawa, S. Aonuma, R. Kato, H. Takahashi, and N. Mori
    Anomalous Pressure-Temperature Phase Diagram of the Molecular Conductor, (DI-DCNQI)2Cu (DI-DCNQI = 2,5-diiodo-N,N'-dicyanoquinonediimine)
    Solid State Commun., 93(8), 675-679 (1995).

  334. M. Tamura, Y. Kashimura, H. Sawa, S. Aonuma, R. Kato, and M. Kinoshita
    Enhanced Magnetic Susceptibility of (DI-DCNQI)2Cu
    Solid State Commun., 93(7), 585-588 (1995).

  335. H. Sawa, M. Tamura, S. Aonuma, R. Kato, and M. Kinoshita
    Charge Transfer Controlled Phase Transition in a Molecular Conductor, (DMe-DCNQI)2Cu --Doping Effect--
    J. Phys. Soc. Jpn., 63(12), 4302-4305 (1994).

  336. R. Kato, S. Aonuma, H. Sawa, K. Hiraki, and T. Takahashi
    Unexpected Isotope Effect in 13C-Substituted (-C≡N) Molecular Conductor (DMe-DCNQI)2Cu (DMe-DCNQI=2,5-Dimethyl-N,N'-Dicyanoquinonediimine)
    Synth. Met., 68(2), 195-198 (1995).

  337. S. Uji, T. Terashima, H. Aoki, R. Kato, H. Sawa, S. Aonuma, M. Tamura, and M. Kinoshita
    Fermi Surface and Absence of Additional Mass Enhancement near the Insulating Phase in (DMe-DCNQI)2Cu
    Solid State Commun., 93(3), 203-207 (1995).

  338. S. Uji, T. Terashima, H. Aoki, J. S. Brooks, R. Kato, H. Sawa, S. Aonuma, M. Tamura, and M. Kinoshita
    Coexistence of One- and Three-Dimensional Fermi Surfaces and Heavy Cyclotron Mass in the Molecular Conductor (DMe-DCNQI)2Cu
    Phys. Rev. B, 50(21), 15597-15601 (1994).

  339. Y. Hosokoshi, M. Tamura, K. Nozawa, S. Suzuki, H. Sawa, R. Kato, and M. Kinoshita
    Magnetic Interactions in the Crystals of α- an β-Phases of 2-Hydro Nitronyl Nitroxide and Related Compounds
    Mol. Cryst. Liq. Cryst., 271, 115-122 (1995).

  340. M. Tamura, H. Sawa, Y. Kashimura, S. Aonuma, R. Kato, and M. Kinoshita
    (DCNQI)2Cu: Variety of Magnetism Arising from pπ-d Interactions
    Mol. Cryst. Liq. Cryst., 271, 13-18 (1995).

  341. H. Ohnuki, K. Kitamura, M. Izumi, H. Yamauchi, and R. Kato
    Preparation of Conducting Single Crystal [EDT-TTF(SC18)2]2I3
    Synth. Met., 71, 2077-2078 (1995).

  342. Y. Hosokoshi, M. Tamura, K. Nozawa, S. Suzuki, M. Kinoshita, H. Sawa, and R. Kato
    Magnetic Properties and Crystal Structures of 2-Hydro and 2-Halo Nitronyl Nitroxide Radical Crystals
    Synth. Met., 71, 1795-1796 (1995).

  343. H. Tajima, M. Inokuchi, M. Arifuku, T. Ohta, A. Kobayashi, R. Kato, and H. Kobayashi
    Coexistence of Superconductivity with CDW (or SDW): Ambient-Pressure Superconductor Based on Ni(dmit)2, α-(EDT-TTF)[Ni(dmit)2]
    Synth. Met., 70, 1035-1038 (1995).

  344. H. Tajima, S. Ikeda, M. Inokuchi, T. Ohta, A. Kobayashi, T. Sasaki, N. Toyota, R. Kato, and H. Kobayashi
    MagnetoTransport Study of α-Me2Et2N[Ni(dmit)2]2 and Related Materials
    Synth. Met., 70, 1051-1052 (1995).

  345. K. Seya, Y. Kobayashi, T. Nakamura, T. Takahashi, Y. Osako, H. Kobayashi, R. Kato, A. Kobayashi, and H. Iguchi
    Magnetic Properties of the Insulating State of the Organic Superconductor, β-[(CH3)4N][Pd(dmit)2]2
    Synth. Met., 70, 1043-1044 (1995).

  346. H. Sawa, Y. Okano, S. Aonuma, and R. Kato
    Crystal and Electronic Structures of (BPDT-TSeF)-Ni(dmit)2 System: BPDT-TSeF = Bis(Propylenedithio)Tetraselenafulvalene
    Synth. Met., 70, 1055-1056 (1995).

  347. Y. Okano, H. Sawa, S. Aonuma, and R. Kato
    TMET-STF Salts, a Variety of Crystal and Electronic Structures. (TMET-STF = Trimethylene(Ethylenedithio)-Diselenadithiafulvalene)
    Synth. Met., 70, 1161-1162 (1995).

  348. K. Oshima, T. Takamasu, N.Miura, R. Kato, A. Kobayashi, and H. Kobayashi
    Field Induced States and Hysteresis Effect in (DMET-TSeF)2AuI2
    Synth. Met., 70, 863-864 (1995).

  349. K. Oshima, H. Okuno, K. Kato, Y. Maruyama, R. Kato, A. Kobayashi, and H. Kobayashi
    Superconductivity and Field-Induced States in DMET-TSeF Family
    Synth. Met., 70, 861-862 (1995).

  350. T. Tega, Y. Nishio, K. Kajita, R. Kato, and H. Kobayashi
    Magnetic Properties of (DMe-DCNQI)2Cu under Uniaxial Stress
    Synth. Met., 71, 1953-1954 (1995).

  351. Y. Nishio, T. Tega, K. Kajita, H. Kobayashi, S. Aonuma, H. Sawa, and R. Kato
    Giant Peak in the Specific Heat of Selectively Deuterated (DMe-DCNQI)2Cu
    Synth. Met., 71, 1947-1948 (1995).

  352. K. Ishida, Y. Kitaoka, H. Masuda, K. Asayama, T. Takahashi, K. Kanoda, A. Kobayashi, R. Kato, and H. Kobayashi
    Cu NMR Study of Organic Conductor DCNQI-Cu System
    Synth. Met., 71, 1915-1916 (1995).

  353. M. Tamura, H. Sawa, Y. Kashimura, S. Aonuma, R. Kato, M. Kinoshita, and H. Kobayashi
    Magnetic Properties of DCNQI-Cu Systems
    Synth. Met., 70, 1081-1082 (1995).

  354. H. Sawa, M. Tamura, S. Aonuma, M. Kinoshita, and R. Kato
    Charge Transfer and Reentrant Phenomenon in Deuterated (DMe-DCNQI)2Cu
    Synth. Met., 70, 1085-1086 (1995).

  355. S. Aonuma, H. Sawa, and R. Kato
    Selectively Deuterated Molecular Conductor (DMe-DCNQI)2Cu -Preparation and Chemical Pressure Effect
    Synth. Met., 70, 1089-1090 (1995).

  356. S. Uji, T. Terashima, H. Aoki, J. S. Brooks, R. Kato, H. Sawa, S. Aonuma, M. Tamura, and M. Kinoshita
    Fermi Surface and Cyclotron Mass in (DMe-DCNQI)2Cu
    Synth. Met., 70, 1075-1076 (1995).

  357. S. Kagoshima, Y. Saito, T. Hasegawa, N. Wada, H. Yano, R. Kato, N. Miura, and H. Kobayashi
    Magnetic-Field Effects on the Reentrance Transition of Alloy of Pristine and Fully Deuterated (DMe-DCNQI)2Cu
    Synth. Met., 70, 1065-1068 (1995).

  358. K. Hiraki, Y. Kobayashi, T. Nakamura, T. Takahashi, S. Aonuma, H. Sawa, R. Kato, and H. Kobayashi
    Magnetic Structure in the Antiferromagnetic State of DCNQI-Cu Salts
    Synth. Met., 70, 1091-1092 (1995).

  359. K. Hiraki, K. Takagawa, T. Nakamura, T. Takahashi, S. Aonuma, H. Sawa, and R. Kato
    Re-Entrant Phenomena of the Organic Conductor, DCNQI-Cu Salts; Observed by 1H-NMR
    Synth. Met., 70, 1069-1070 (1995).

  360. R. Kato, Y. Kashimura, H. Sawa, S. Aonuma, M. Tamura, M. Kinoshita, H. Takahashi, and N. Mori
    Crystal Structure and Physical Properties of Molecular Metal (DI-DCNQI)2Cu (DI-DCNQI = 2,5-diiodo-N,N'-dicyanoquinonediimine)
    Synth. Met., 70, 1077-1078 (1995).

  361. R. Kato, S. Aonuma, and H. Sawa
    Selectively Deuterated Molecular Conductor (DMe-DCNQI)2Cu -Phase Diagram and Dimensionality-
    Synth. Met., 70, 1071-1074 (1995).

  362. Y. Yamakita, Y. Furukawa, A. Kobayashi, M. Tasumi, R. Kato, and H. Kobayashi
    Vibrational Studies on Electronic Structures in metallic and Insulating Phases of the Cu Complexes of Substituted Dicyanoquinonediimines (DCNQI). A Comparison with the Cases of the Li and Ba Complexes
    J. Chem. Phys., 100(4), 2449-2457 (1994).

  363. T. Naito, A. Tateno, T. Udagawa, H. Kobayashi, R. Kato, A. Kobayashi, and T. Nogami
    Synthesis, Structures and Electrical Properties of the Charge-Transfer Salts of 4,5-Ehylenedithio-4',5'-(2-oxatrimethylenedithio)diselenadithiafulvalene (EOST) with Linear Anions [I3-, IBr2-, ICl2-, I2Br-, AuBr2-, Au(CN)2-]
    J. Chem. Soc. Faraday Trans., 90(5), 763-771 (1994).

  364. M. Tamura, H. Sawa, S. Aonuma, R. Kato, M. Kinoshita, and H. Kobayashi
    Magnetic Study of the Metal-Insulator Transitions in (DMe-DCNQI-α,α'-d2)2Cu
    J. Phys. Soc. Jpn., 63(2), 429-432 (1994).

  365. M. Tamura, H. Sawa, Y. Kashimura, S. Aonuma, R. Kato, and M. Kinoshita
    Weak Ferromagnetism in (DBr-DCNQI)2Cu (DBr-DCNQI = 2,5-Dibromo-N,N'-Dicyanoquinonediimine
    J. Phys. Soc. Jpn., 63(2), 425-428 (1994).

  366. T. Nakamuraa, K. Hirakia, Y. Kobayashia, T. Takahashia, S. Aonuma, H. Sawa, R. Kato, and H. Kobayashi
    Magnetic Structure in Antiferromagnetic States of a Molecular Conductor, (DMe-DCNQI-d7)2Cu
    Physica B, 194-196, 231-232 (1994).

  367. D. Shiomi, M. Tamura, H. A. Katori, T. Goto, A. Hayashi, Y. Ueda, H. Sawa, R. Kato, and M. Kinoshita
    Magnetic Structure of the 4,4,4',4',5,5,5',5'-Octamethyl-2,2'-m-Phenylenebis(4,5-Dihydroimidazol-1-Oxyl 3-Oxide) BiRadical: Quantum Spin Effect of S= 1 Species Associated with Structural Change
    J. Mater. Chem., 4(6), 915-920 (1994).

  368. Y. Hosokoshi, M. Tamura, M. Kinoshita, H. Sawa, R. Kato, Y. Fujiwara, and Y. Ueda
    Magnetic Properties and Crystal Structure of the p-Fluorophenyl Nitronyl Nitroxide Radical Crystal: Ferromagnetic Intermolecular Interactions Leading to a Three-Dimensional Network of Ground Triplet Dimeric Molecules
    J. Mater. Chem., 4(8), 1219-1226 (1994).

  369. H. Tajima, S. Ikeda, M. Inokuchi, A. Kobayashi, T. Ohta, T. Sasaki, N. Toyota, R. Kato, H. Kobayashi and H. Kuroda
    Shubnikov-de-Haas Effect of α-Et2Me2N[Ni(dmit)2]2 Salt
    Solid State Commun., 88(8), 605-608 (1993).

  370. S. Kagoshima, A. Miyazaki, T. Osada, R. Kato, N. Miura, and H. Kobayashi
    Resistance Enhancement by Magnetic Field in the Regime of the Metal-Insulator-Metal Re-Entrance Transition of the Alloy of Pristine and Fully Deuterated (2,5-Dimethyldicyanoquinonediimine)2Cu Salts
    Synth. Met., 61(3), 259-266 (1993).

  371. H. Kobayashi, A. Miyamoto, R. Kato, F. Sakai, A. Kobayashi, Y. Yamakita, Y. Furukawa, M. Tasumi, and T. Watanabe
    Mixed Valency of Cu, Electron-Mass Enhancement, and Three-Dimensional Arrangement of Magnetic Sites in the Organic Conductors (R1,R2-N,N'-dicyanoquinonediimine)2Cu (where R1, R2= CH3, CH3O, Cl, Br)
    Phys. Rev. B, 47(7), 3500-3510 (1993).

  372. I. H. Inoue, M. Watanabe, T. Kinoshita, A. Kakizaki, R. Kato, A. Kobayashi, H. Kobayashi, and A. Fujimori
    Electronic States in the Valence-Fluctuating Organic Conductors (DCNQI)2Cu (DCNQI = N,N'-dicyanoquinonediimine) Studied by Ultraviolet Photoemission Spectroscopy
    Phys. Rev. B, 47(19), 12917-12920 (1993).

  373. H. Tajima, M. Inokuchi, A. Kobayashi, T. Ohta, R. Kato, H. Kobayashi, and H. Kuroda
    First Ambient-Pressure Superconductor Based on Ni(dmit)2, α-EDT-TTF[Ni(dmit)2]
    Chem. Lett., 22(7), 1235-1238 (1993).

  374. H. Kobayashi, H. Sawa, S. Aonuma, and R. Kato
    Evidence for Reentrant Structural-Phase Transition in DCNQI-Cu System
    J. Am. Chem. Soc., 115(17), 7870-7871 (1993).

  375. K. Ishida, Y. Kitaoka, H. Masuda, K. Asayama, T. Takahashi, K. Kanoda, A. Kobayashi, R. Kato, and H. Kobayashi
    Cu NMR Study of the Organic Conductor (DMe-DCNQI)2Cu
    Physica B, 186-188, 1059-1061 (1993).

  376. Y. Okano, H. Sawa, S. Aonuma, and R. Kato
    Synthesis, Conductivity, and Structure of a Novel Organic Conductor (TMET-STF)2ClO4. Coexistence of One- and Two-Dimensional Donor Columns
    Chem. Lett., 22(11), 1851-1854 (1993).

  377. R. Kato, S. Aonuma, Y. Okano, H. Sawa, M. Tamura, M. Kinoshita, K. Oshima, A. Kobayashi, K. Bun, and H. Kobayashi
    Metallic and Superconducting Salts Based on an Unsymmetrical π-Donor Dimethyl (Ethylenedithio) Tetraselenafulvalene(DMET-TSeF)
    Synth. Met., 61(3), 199-206 (1993).

  378. H. Sawa, M. Tamura, S. Aonuma, R. Kato, M. Kinoshita, and H. Kobayashi
    Novel Electronic States of Partially Deuterated (DMe-DCNQI)2Cu
    J. Phys. Soc. Jpn., 62(7), 2224-2228 (1993).

  379. S. Aonuma, H. Sawa, R. Kato, and H. Kobayashi
    Giant Metal-Insulator-Metal Transition Induced by Selective Deuteration of the Molecular Conductor, (DMe-DCNQI)2Cu
    Chem. Lett., 22(3), 513-516 (1993).

  380. M. Tamura, H. Sawa, S. Aonuma, R. Kato, M. Kinoshita, and H. Kobayashi
    Weak Ferromagnetism and Magnetic Anisotropy in Cu Salt of Fully Deuterated DMe-DCNQI, (DMe-DCNQI-d8)2Cu
    J. Phys. Soc. Jpn., 62(5), 1470-1473 (1993).

  381. S. Aonuma, H. Sawa, Y. Okano, R. Kato, and H. Kobayashi
    Synthesis of DMe-DCNQI-d7 and Deuterium-Induced Metal-Insulator Transition of (DMe-DCNQI-d7)2Cu
    Synth. Met., 58(1), 29-38 (1993).

  382. R. Kato, H. Sawa, S. Aonuma, M. Tamura, M. Kinoshita, and H. Kobayashi
    Preparation and Physical Properties of an Alloyed (DMe-DCNQI)2Cu with Fully Deuterated DMe-DCNQI
    Solid State Commun., 85(10), 831-835 (1993).

  383. K. Oshima, T. Doi, H. Maruyama, H. Maeda, H. Yamazaki, R. Kato, A. Kobayashi, T. Naito, and H. Kobayashi
    XANES and EXAFS Study in (R1, R2-DCNQI)2Cu
    Jpn. J. Appl. Phys. Suppl., 32-2, 824-826 (1993).

  384. D. Shiomi, M. Tamura, H. Sawa, R. Kato, and M. Kinoshita
    Magnetic Properties of an Organic Biradical, m-BNN: m-Phenylene bis(α-Nitronyl Nitroxide)
    J. Phys. Soc. Jpn., 62(1), 289-300 (1993).

  385. M. Tamura, D. Shiomi, Y. Hosokoshi, N. Iwasawa, K. Nozawa, M. Kinoshita, H. Sawa, and R. Kato
    Magnetic Properties of Phenyl Nitronil Nitroxides
    Mol. Cryst. Liq. Cryst., 232, 45-52 (1993).

  386. R. Kato, H. Sawa, S. Aonuma, Y. Okano, S. Kagoshima, A. Kobayashi, and H. Kobayashi
    Metallic Behavior Induced by Li-Doping in DCNQI-Cu System
    Synth. Met., 56(1), 1864-1869 (1993).

  387. H. Tajima, S. Ikeda, A. Kobayashi, H. Kuroda, R. Kato, and H. Kobayashi
    Magnetoresistance of α-Et2Me2N[Ni(dmit)2]2 Salt
    Synth. Met., 56(1), 2530-2535 (1993).

  388. D. Shiomi, M. Tamura, H. Sawa, R. Kato, and M. Kinoshita
    Novel Magnetic Interactions in Organic Polyradical Crystals Based on Nitronyl Nitroxide
    Synth. Met., 56(2-3), 3279-3284 (1993).

  389. K. Nozawa, Y. Hosokoshi, D. Shiomi, M. Tamura, N. Iwasawa, H. Sawa, R. Kato, and M. Kinoshita
    Magnetic Properties and Crystal Structures of Some Nitronyl Nitroxide Derivatives
    Synth. Met., 56(2-3), 3323-3326 (1993).

  390. A. Kobayashi, R. Kato, A. Miyamoto, T. Naito, H. Kobayashi, R. A. Clark, and A. E. Underhill
    New Molecular Superconductor β-[(CH3)4N][Pd(dmit)2]2
    Synth. Met., 56(2-3), 2927-2932 (1993).

  391. M. Inokuchi, H. Tajima, A. Kobayashi, H. Kuroda, R. Kato, T. Naito, and H. Kobayashi
    The Electrical and Optical Properties of α-BETS2 and α-(BEDT-STF)2I3
    Synth. Met., 56(1), 2495-2500 (1993).

  392. T. Naito, K. Bun, A. Miyamoto, H. Kobayashi, H. Sawa, R. Kato, and A. Kobayashi
    Electrical and Structural Properties of κ-Type Organic Conductors
    Synth. Met., 56(1), 2234-2240 (1993).

  393. T. Mishima, K. Kajita, O. Kanke, Y. Nishio, H. Kobayashi, A. Kobayashi, R. Kato, and M. Kobayashi
    The Metal-Insulator Transition in the Organic Conductor α-(BEDT-TTF)2I3--Viewed by Microwave
    Synth. Met., 56(1), 2262-2267 (1993).

  394. H. Fujii, K. Kajita, M. Kawada, Y. Nishio, H. Kobayashi, A. Kobayashi, and R. Kato
    Sudden Disappearance of the Superconductivity of κ-(BEDT-TTF)2Cu(NCS)2 under High Pressure
    Synth. Met., 56(2-3), 2939-2945 (1993).

  395. A. Kobayashi, R. Kato, T. Naito, and H. Kobayashi
    2-Dimensional Nature of BEDT-TSeF Compounds
    Synth. Met., 56(1), 2078-2083 (1993).

  396. R. Kato, S. Aonuma, Y. Okano, H. Sawa, A. Kobayashi, and H. Kobayashi
    Multivarious Faces of Organic Metals Based on Se-Substituted BEDT-TTF Family
    Synth. Met., 56(1), 2084-2089 (1993).

  397. K. Oshima, K. Kato, Y. Maruyama, R. Kato, A. Kobayashi, and H. Kobayashi
    The Field-Induced Transitions in a Novel Organic System, (DMET-TSeF)2AuI2
    Synth. Met., 56(2-3), 2780-2784 (1993).

  398. K. Oshima, H. Yamazaki, K. Kato, Y. Maruyama, R. Kato, A. Kobayashi, and H. Kobayashi
    De-Haas van Alphen Effect and the Fermi Surface in κ-(BEDT-TTF)2I3
    Synth. Met., 56(1), 2334-2338 (1993).

  399. T. Ojiro, K. Kajita, Y. Nishio, H. Kobayashi, A. Kobayashi, R. Kato, and Y. Iye
    An Anomalous Magnetoresistance in α-(BEDT-TTF)2I3 under High Pressure: a Possible New Phase
    Physica B, 184, 494-497 (1993).

  400. T. Ojiro, K. Kajita, Y. Nishio, H. Kobayashi, A. Kobayashi, R. Kato, and Y. Iye
    A New Magneto-Pressure Phase in α-(BEDT-TTF)2I3
    Synth. Met., 56(1), 2268-2273 (1993).

  401. K. Oshima, T. Doi, H. Maruyama, H. Maeda, H. Yamazaki, R. Kato, A. Kobayashi, T. Naito, and H. Kobayashi
    XANES Study and Valence States in (R1,R2-DCNQI)2Cu
    Synth. Met., 56(1), 2525-2529 (1993).

  402. S. Kagoshima, A. Miyazaki, T. Osada, N. Wada, H. Yano, T. Takahashi, K. Kanoda, H. Kobayashi, A. Kobayashi, and R. Kato
    Charge and Spin States of DCNQI-Cu Salts
    Synth. Met., 56(1), 1832-1839 (1993).

  403. H. Kobayashi, A. Miyamoto, T. Naito, R. Kato, and A. Kobayashi
    On the Metal Instability of DCNQI-Cu System--Possibility of Molecular Heavy Electron System--
    Synth. Met., 56(1), 1852-1857 (1993).

  404. T. Takahashi, K. Kanoda, T. Tamura, K. Hiraki, K. Ikeda, R. Kato, H. Kobayashi, and A. Kobayashi
    Magnetism of DCNQI-Cu Salts
    Synth. Met., 56(1), 2281-2288 (1993).

  405. H. Tajima, S. Ikeda, A. Kobayashi, H. Kuroda, R. Kato, and H. Kobayashi
    Principal Axis Rotation of Magnetoresistance in α-EDT-TTF[Ni(dmit)2] Salt
    Solid State Commun., 86(1), 7-10 (1993).

  406. H. Tajima, S. Ikeda, A. Kobayashi, H. Kuroda, R. Kato, and H. Kobayashi
    Principal Axis Rotation of Magnetoresistance in α-EDT-TTF[Ni(dmit)2] Salt
    Synth. Met., 56(1), 2323-2328 (1993).

  407. D. Shiomi, H. A. Katori, T. Goto, H. Sawa, R. Kato, M. Tamura, and M. Kinoshita
    Magnetic Energy Gap in the Crystal of an Organic Biradical, m-BNN: m-Phenylene Bis(α-Nitronyl Nitroxide)
    Mol. Cryst. Liq. Cryst., 232, 109-116 (1993).

  408. H. Tajima, S. Ikeda, A. Kobayashi, H. Kuroda, R. Kato, and H. Kobayashi
    Magnetoresistance of α-Et2Me2N[Ni(dmit)2]2
    Solid State Commun., 82, 157-160 (1992).

  409. K. Kajita, T. Ojiro, H. Fujii, Y. Nishio, H. Kobayashi, A. Kobayashi, and R. Kato
    MagnetoTransport Phenomena of α-Type (BEDT-TTF)2I3 under High Pressure
    J. Phys. Soc. Jpn., 61(1), 23-26 (1992).

  410. T. Naito, A. Miyamoto, H. Kobayashi, R. Kato, and A. Kobayashi
    Superconducting Transition Temperature of the Organic Alloy System. κ-[(BEDT-TTF)1-x(BEDT-STF)x]2Cu[N(CN)2]Br
    Chem. Lett., 21(1), 119-122 (1992).

  411. H. Kobayashi, K. Bun, T. Naito, R. Kato, and A. Kobayashi
    New Molecular Superconductor, [Me2Et2N][Pd(dmit)2]2
    Chem. Lett., 21(10), 1909-1912 (1992).

  412. A. Miyamoto, H. Kobayashi, R. Kato, A. Kobayashi, Y. Nishio, K. Kajita, and W. Sasaki
    Metal Instability of (DMe-DCNQI)2Cu Induced by Uniaxial Stress and Enhancement of Electron Mass
    Chem. Lett., 21(1), 115-118 (1992).

  413. I. H. Inoue, A. Kakizaki, H. Namatame, A. Fujimori, A. Kobayashi, R. Kato, and H. Kobayashi
    Copper Valence Fluctuation in the Organic Conductor (Dimethyl-N,N'- Dicyanoquinonediimine )2Cu Studied by X-Ray Photoemission Spectroscopy
    Phys. Rev. B, 45, 5828-5833 (1992).

  414. Y. Nishio, K. Kajita, W. Sasaki, R. Kato, A. Kobayashi, and H. Kobayashi
    Thermal and Magnetic Properties in Organic Metals (DMe-DCNQI)2Cu, (DMeO-DCNQI)2Cu and (DMe1-xMeBrx-DCNQI)2Cu: Enhancement of Density of States
    Solid State Commun., 81, 473-476 (1992).

  415. S. Aonuma, Y. Okano, H. Sawa, R. Kato, and H. Kobayashi
    Stable Molecular Metals Based on a Novel Unsymmetrical Diselenadithiafulvalene
    J. C. S. Chem. Commun., 1992, 1193-1195.

  416. H. Kobayashi, K. Bun, A. Miyamoto, T. Naito, R. Kato, A. Kobayashi and J. M. Williams
    Superconducting Transition of a Grease-Coated Crystal of κ-(BEDT-TTF)2[N(CN)2]Cl
    Chem. Lett., 20(11), 1997-2000 (1991).

  417. T. Naito, A. Miyamoto, H. Kobayashi, R. Kato, and A. Kobayashi
    Structure and Electrical Properties of θ- and κ-Type BEDT-TSeF Salts with Bromomercurate Anions
    Chem. Lett., 20(11), 1945-1948 (1991).

  418. R. Kato, A. Kobayashi, and H. Kobayashi
    Structural and Physical Properties of κ and θ-(BEDT-TSeF)2TaF6. Molecular Design Aimed Toward the Two-Dimensional Metal
    Chem. Lett., 20(6), 1045-1048 (1991).

  419. M. Tamura, H. Tajima, K. Yakushi, H. Kuroda, A. Kobayashi, R. Kato, and H. Kobayashi
    Reflectance Spectra of κ-(BEDT-TTF)2I3: Electronic Structure of Dimeric BEDT-TTF Salts
    J. Phys. Soc. Jpn., 60, 3861-3873 (1991).

  420. H. Tajima, T. Naito, M. Tamura, A. Kobayashi, H. Kuroda, R. Kato, H. Kobayashi, R. A. Clark, and A. E. Underhill
    Energy Level Inversion in Strongly Dimerized [Pd(dmit)2] Salts
    Solid State Commun., 79, 337-341 (1991).

  421. S. Kagoshima, N. Sugimoto, T. Osada, A. Kobayashi, R. Kato, and H. Kobayashi
    Magnetic and Structural Properties of Mixed-Valence Molecular Conductors (DMe-DCNQI)2Cu and (DMeO-DCNQI)2Cu
    J. Phys. Soc. Jpn., 60, 4222-4229 (1991).

  422. H. Kobayashi, A. Miyamoto, H. Moriyama, R. Kato, and A. Kobayashi
    Suppression of the Metal Instability and Continuous Change of the Carrier Density in (MeBr-DCNQI)2Cu1-xLix
    Chem. Lett., 20(5), 863-866 (1991).

  423. A. Kobayashi, H. Kobayashi, A. Miyamoto, R. Kato, R. A. Clark, and A. E. Underhill
    New Molecular Superconductor, β-[(CH3)4N][Pd(dmit)2]2
    Chem. Lett., 20(12), 2163-2166 (1991).

  424. Y. Nishio, K. Kajita, R. Kato, A. Kobayashi, H. Kobayashi, and W. Sasaki
    Thermal and Magnetic Properties of Organic Metal (DMe1-x-MeBrx-DCNQI)2Cu
    Physica B, 173, 300-302 (1991).

  425. H. Kobayashi, A. Miyamoto, H. Moriyama, Y. Nishio, K. Kajita, W. Sasaki, F. Sakai, R. Kato, and A. Kobayashi
    Instability of Metallic State of DCNQI-Cu System
    Physica C, 185-189, 2695-2696 (1991).

  426. I. H. Inoue, A. Kakizaki, A. Kobayashi, R. Kato, H. Kobayashi, H. Namatame, and A. Fujimori
    Electronic Structure of the Organic Conductor (DMeDCNQI)2Cu Studied by Photoemission Spectroscopy
    Physica C, 185-189, 2691-2692 (1991).

  427. K. Kanoda, T. Tamura, T. Ohyama, T. Takahashi, R. Kato, H. Kobayashi, and A. Kobayashi
    1H-NMR Relaxation Rate in (DMeDCNQI)2Cu and (DMeODCNQI)2Cu
    Synth. Met., 41-43, 1843-1846 (1991).

  428. K. Kajita, Y. Nishio, Y. Takahashi, W. Sasaki, R. Kato, H. Kobayashi, A. Kobayashi, and Y. Iye
    Anomalous Magnetoresistance in Organic Conductors and the Dimensionality of the Electron System
    Synth. Met., 41-43, 2075-2078 (1991).

  429. N. A.Fortune, K. Murata, M. Ishibashi, A. Kobayashi, R. Kato, and H. Kobayashi
    Low Temperature Electronic States in (DMeO-DCNQI)2Cu under at Low Temperature
    Synth. Met., 41-43, 2487-2490 (1991).

  430. S. Kagoshima, N. Sugimoto, R. Kato, H. Kobayashi, and A. Kobayashi
    Electronic and Magnetic Properties of (DMeDCNQI)2Cu: Possible Roles of the Bond Angle of Cu Ions
    Synth. Met., 41-43, 1835-1838 (1991).

  431. H. Tajima, T. Naito, M. Tamura, A. Takahashi, S. Toyoda, A. Kobayashi, H. Kuroda, R. Kato, H. Kobayashi, R. A. Clark, and A. E. Underhill
    Optical Study on [M(dmit)2] Salts
    Synth. Met., 41-43, 2417-2421 (1991).

  432. M. Tamura, R. Masuda, T. Naito, H. Tajima, H. Kuroda, A. Kobayashi, K. Yakushi, R. Kato, H. Kobayashi, M. Tokumoto, N. Kinoshita, and H. Anzai
    Reflectance Spectra of Some Two-Dimensional Organic Metals Based on BEDT-TTF and [Ni(dmit)2]
    Synth. Met., 41-43, 2499-2502 (1991).

  433. H. Kobayashi, R. Kato, and A. Kobayashi
    Multi-Dimensional Molecular Metals with π-Acceptor M(dmit)2 and Analogous Molecules
    Synth. Met., 41-43, 2495-2498 (1991).

  434. R. Kato, H. Kobayashi, and A. Kobayashi
    Synthesis and Properties of Bis(ethylenedithio)tetraselenafulvalene (BEDT-TSeF) Compounds
    Synth. Met., 41-43, 2093-2096 (1991).

  435. A. Kobayashi, R. Kato, and H. Kobayashi
    Molecular Metals with pπ-d Mixing Bands -- A New Extension of Molecular Conducting Systems
    Synth. Met., 41-43, 1769-1774 (1991).

  436. A. Kobayashi, R. Kato, H. Kobayashi
    Crystal Structures and Electrical Conductivities of EDT-TTF Salts with TaF6-, AsF6-, PF6-, ReO4-, ClO4-, BF4-, Au(CN)2-, and Ni(dmit)2n-
    Proc. 1st ISSP Symposium on the Physics and Chemistry of Organic Superconductors, G. Saito, S. Kagoshima, Eds. Springer-Verlag: Heidelberg, 1990, 302-305.

  437. K. Kajita, Y. Nishio, T. Takahashi, W. Sasaki, R. Kato, H. Kobayashi, A. Kobayashi, and Y. Iye
    Anomalous Magneto-oscillation in θ-Type Crystals of (BEDT-TTF)2I3
    Proc. 1st ISSP Symposium on the Physics and Chemistry of Organic Superconductors, G. Saito, S. Kagoshima, Eds. Springer-Verlag: Heidelberg, 1990, 212-215.

  438. H. Tajima, G. Ojima, T. Ida, H. Kuroda, A. Kobayashi, R. Kato, H. Kobayashi, A. Ugawa, and K. Yakushi
    Reflectance Spectra of DCNQI Salts
    Proc. 1st ISSP Symposium on the Physics and Chemistry of Organic Superconductors, G. Saito, S. Kagoshima, Eds. Springer-Verlag: Heidelberg, 1990, 49-53.

  439. H. Kobayashi, A. Miyamoto, R. Kato, Y. Nishio, K. Kajita, W. Sasaki, and A. Kobayashi
    Anomalous Temperature Dependence of the Resistivity of (DMeO-DCNQI)2Cu at High Pressure
    Proc. 1st ISSP Symposium on the Physics and Chemistry of Organic Superconductors, G. Saito, S. Kagoshima, Eds. Springer-Verlag: Heidelberg, 1990, 45-48.

  440. R. Kato, H. Kobayashi, and A. Kobayashi
    The Organic π-Electron Metal System Interacting with Mixed-Valence Copper Ions (R1,R2-DCNQI)2Cu (DCNQI=N,N'-dicyanoquinonediimine; R1, R2 = CH3, CH3O, Cl, Br)
    Proc. 1st ISSP Symposium on the Physics and Chemistry of Organic Superconductors, G. Saito, S. Kagoshima, Eds. Springer-Verlag: Heidelberg, 1990, 36-40.

  441. H. Tajima, M. Tamura, T. Naito, A. Kobayashi, H. Kuroda, R. Kato, H. Kobayashi, R. A. Clark, and A. E. Underhill
    Reflectance Spectra of [M(dmit)2] Salts
    Mol. Cryst. Liq. Cryst., 181, 233-242 (1990).

  442. K. Yakushi, A. Ugawa, G. Ojima, T. Ida, H. Tajima, H. Kuroda, A. Kobayashi, R. Kato, and H. Kobayashi
    Polarized Reflectance Spectra of DCNQI Salts
    Mol. Cryst. Liq. Cryst., 181, 217-231 (1990).

  443. H. Nakano, K. Miyawaki, T. Nogami, Y. Shirota, S. Harada, N. Kasai, A. Kobayashi, R. Kato, and H. Kobayashi
    The Crystal and Band Electronic Structures of Bis[4,5-Ethylenedithio-4',5'-(Vinylenedithio) Tetrathiafulvalenium] Hexafluorophosphate, and Hexafluoroarsenate [EVT2PF6 and EVT2AsF6]
    Bull. Chem. Soc. Jpn., 63(8), 2281-2287 (1990).

  444. A. Kobayashi, H. Kim, Y. Sasaki, K. Murata, R. Kato, and H. Kobayashi
    Crystal and Electronic Structures of New Molecular Conductors, Tetramethylammonium and Tetramethylarsonium Complexes of Pd(dmit)2
    J. Chem. Soc. Faraday Trans., 86, 361-369 (1990).

  445. H. Kobayashi, R. Kato, A. Kobayashi, Y. Nishio, K. Kajita, and W. Sasaki
    Magnetic Susceptibilities of (DMe-DCNQI)2Cu and (DBr-DCNQI)2Cu
    J. Phys. Chem. Solids, 51, 533-537 (1990).

  446. K. Kajita, Y. Nishio, T. Takahashi, W. Sasaki, R. Kato, H. Kobayashi, A. Kobayashi, and Y. Iye
    A New Type Oscillatory Phenomenon in the Magnetotransport of θ-(BEDT-TTF)2I3
    Solid State Commun., 70, 1189-1193 (1989).

  447. K. Kajita, Y. Nishio, T. Takahasi, W. Sasaki, R. Kato, H. Kobayashi, and A. Kobayashi
    Anomalous MagnetoTransport Phenomena in θ-(BEDT-TTF)2I3
    Solid State Commun., 70, 1181-1188 (1989).

  448. R. Kato, H. Kobayashi, and A. Kobayashi
    Dimensionality Examination of Cation Radical Salts Based on EDT-TTF(EDT-TTF = Etylenedithiotetrathiafulvalene)
    Chem. Lett., 18(5), 781-784 (1989).

  449. R. Kato, H. Kobayashi, A. Kobayashi, T. Naito, M. Tamura, H. Tajima, and H. Kuroda
    New Molecular Conductors, α- and β-(EDT-TTF)[Ni(dmit)2]. Metal with Anomalous Resistivity Maximum vs. SemiConductor with Mixed Stacks
    Chem. Lett., 18(10), 1839-1842 (1989).

  450. A. Kobayashi, R. Kato, and H. Kobayashi
    Reentrant Behavior of the Temperature Dependence of Resistivity of DCNQI-Cu Alloy System, [(DMe)1-x(MeBr)x-DCNQI]2Cu
    Chem. Lett., 18(10), 1843-1846 (1989).

  451. H. Kobayashi, A. Miyamoto, R. Kato, A. Kobayashi, Y. Nishio, K. Kajita, and W. Sasaki
    Reentrance Behavior in the Pressure-Temperature Dependence of the Resistivity of (DMeO-DCNQI)2Cu
    Solid State Commun., 72, 1-5 (1989).

  452. R. Kato, H. Kobayashi, and A. Kobayashi
    Crystal and Electronic Structures of Conductive Anion-Radical Salts,(2,5-R1,R2-DCNQI)2Cu (DCNQI=N,N'-Dicyanoquinonediimine; R1, R2= CH3, CH3O, Cl, Br)
    J. Am. Chem. Soc., 111, 5224-5232 (1989).

  453. R. Kato, H. Kobayashi, A. Kobayashi, T. Mori, and H. Inokuchi
    Preparation and Structure of Highly Conductive Anion Radical Salts, M(2,5-R1,R2-DCNQI)2 (DCNQI=N,N'-Dicyanoquinonediimine, R1, R2 = Me, MeO, Halogen; M=Ag, Li, Na, K, NH4)
    Synth. Met., 27, B263-B268 (1988).

  454. A. Kobayashi, T. Mori, H. Inokuchi, R. Kato, and H. Kobayashi
    The Organic π-Electron Metal System with Interaction through Mixed-Valence Metal Cation: Electronic and Structural Properties of Highly Conducting Anion Radical Salts (2,5-R1,R2-DCNQI)2Cu (DCNQI=N,N'-Dicyanoquinonediimine;R1, R2= CH3, CH3O, Cl, Br)
    Synth. Met., 27, B275-B280 (1988).

  455. T. Mori, H. Inokuchi, A. Kobayashi, R. Kato, and H. Kobayashi
    Coexistence of a Magnetic Order and Metallic Conduction in an Organic System, (DMDCNQI)2Cu
    Synth. Met., 27, B237-B242 (1988).

  456. T. Mori, S. Bandow, H. Inokuchi, A. Kobayashi, R. Kato, and H. Kobayashi
    Anomalous Magnetic Properties of (DMDCNQI)2Cu
    Solid State Commun., 67, 565-568 (1988).

  457. T. Mori, H. Inokuchi, A. Kobayashi, R. Kato, and H. Kobayashi
    Electrical Conductivity, Thermoelectric Power, and ESR of a New Family of Molecular Conductors, (DCNQI)2X
    Phys. Rev. B, 38, 5913-5923 (1988).

  458. H. Kobayashi, R. Kato, A. Kobayashi, T. Mori, and H. Inokuchi
    The First Molecular Metals with Ordered Spin Structures, R1,R2-DCNQI2Cu(R1, R2 = CH3, CH3O, Cl, Br) --Jahn-Teller Distortion, CDW Instability and Antiferromagnetic Spin Ordering--
    Solid State Commun., 65, 1351-1354 (1988).

  459. A. Kobayashi, H. Kim, Y. Sasaki, S. Moriyama, Y. Nishio, K. Kajita, W. Sasaki, R. Kato, and H. Kobayashi
    The First Molecular Superconductor Based on the π-Acceptor Molecules and Closed-Shell Cation, [(CH3)4N][Ni(dmit)2]2
    Synth. Met., 27, B339-B346 (1988).

  460. K. Kajita, Y. Nishio, S. Moriyama, H. Kim, Y. Sasaki, A. Kobayashi, R. Kato, H. Kobayashi, and W. Sasaki
    Transport Properties of [(CH3)4N][Ni(dmit)2]2: A New Organic Superconductor
    Solid State Commun., 65, 361-363 (1988).

  461. H. Kim, A. Kobayashi, Y. Sasaki, R. Kato, H. Kobayashi, T. Nakamura, T. Nogami, and Y. Shirota
    Crystal and Molecular Structure of Tetrabutylammonium Bis(1,4-Dithiin-2,3-Dithiolato)nickelate(III), (Bu4N)[Ni(ddt)2]
    Bull. Chem. Soc. Jpn., 61(7), 2559-2562 (1988).

  462. H. Kim, A. Kobayashi, Y. Sasaki, R. Kato, and H. Kobayashi
    Crystal Structure and Molecular Structure of Neutral Nickel Bis(5,6-Dihydro-1,4-Dithiin-2,3-Dithiolate), Ni(dddt)2
    Bull. Chem. Soc. Jpn., 61(2), 579-581 (1988).

  463. R. Kato, H. Kobayashi, H. Kim, A. Kobayashi, Y. Sasaki, T. Mori, and H. Inokuchi
    Structural an Electronic Properties of a New Two-Dimensional Molecular Metal, Et2Me2N[Ni(dmit)2]2
    Synth. Met., 27, B359-B363 (1988).

  464. R. Kato, H. Kobayashi, H. Kim, A. Kobayashi, Y. Sasaki, T. Mori, and H. Inokuchi
    Crystal and Electronic Structures of a New Two-Dimensional Molecular Metal, α-Et2Me2N[Ni(dmit)2]2
    Chem. Lett., 17(5), 865-868 (1988).

  465. M. Yoshitake, K. Yakushi, H. Kuroda, A. Kobayashi, R. Kato, and H. Kobayashi
    Reflectance Spectra of the 1:1 Salts of Bis(Methylenedithio)Tetrathiafulvalene (BMDT-TTF): Estimation of the On-Site Coulomb Energy
    Bull. Chem. Soc. Jpn., 61(4), 1115-1119 (1988).

  466. H. Kobayashi, R. Kato, A. Kobayashi, T. Mori, H. Inokuchi, Y. Nishio, K. Kajita, and W. Sasaki
    Molecular Design and Solid State Properties of New Superconductors and Molecular Metals with Ordered Spin Structures
    Synth. Met., 27, A289-A297 (1988).

  467. H. Kuroda, K. Yakushi, H. Tajima, A. Ugawa, M. Tamura, R. Kato, H. Kobayashi, and G. Saito
    Reflectance Spectra of β-, θ-, and κ-(BEDT-TTF)2I3, and β'- and β"-(BEDT-TTF)2ICl2: Relation Between the Interband Transition and the Dimeric Structure
    Synth. Met., 27, A491-A498 (1988).

  468. H. Kobayashi, R. Kato, A. Kobayashi, S. Moriyama, Y. Nishio, K. Kajita, and W. Sasaki
    Layered Molecular Superconductors θ- and κ-(BEDT-TTF)2I3
    Synth. Met., 27, A283-A288 (1988).

  469. H. Kobayashi, R. Kato, and A. Kobayashi
    Molecular Designing Analyses on Molecular Metals and Superconductors
    Research Reports on New Superconducting Materials and High Temperature Oxide Superconductors, 1988, 181-186.

  470. M. Tamura, K. Yakushi, H. Kuroda, A. Kobayashi, R. Kato, and H. Kobayashi
    Temperature Dependence of the Polarized Reflectance Spectra of the θ-Type of Bis-(Ethylene-dithio)Tetrathiafulvalenium Triiodide θ-(BEDT-TTF)2I3 : Estimation of Band Parameters
    J. Phys. Soc. Jpn., 57, 3239-3247 (1988).

  471. T. Mori, K. Imaeda, R. Kato, A. Kobayashi, H. Kobayashi, and H. Inokuchi
    Pressure-Induced One-Dimensional Instability in (DMDCNQI)2Cu
    J. Phys. Soc. Jpn., 56, 3429-3431 (1987).

  472. A. Kobayashi, R. Kato, H. Kobayashi, T. Mori, and H. Inokuchi
    The Organic π-Electron Metal System with Interaction through Mixed-Valence Metal Cation: Electronic and Structural Properties of Radical Salts of Dicyano-Quinonediinine, (DMe-DCNQI)2Cu and (MeCl-DCNQI)2Cu
    Solid State Commun., 64, 45-51 (1987).

  473. R. Kato, H. Kobayashi, A. Kobayashi, T. Mori, and H. Inokuchi
    Crystal Structures of M(DCNQIs)2 (DCNQIs=N,N'-Dicyanoquinonediimines; M=Li, Na, K, NH4, Cu, Ag)
    Chem. Lett., 16(8), 1579-1582 (1987).

  474. A. Kobayashi, H. Kim, Y. Sasaki, R. Kato, H. Kobayashi, S. Moriyama, Y. Nishio, K. Kajita, and W. Sasaki
    The First Molecular Superconductor Based on π-Acceptor Molecules and Closed-Shell Cations, [(CH3)4N][Ni(dmit)2]2, Low-Temperature X-Ray Studies and Superconducting Transition
    Chem. Lett., 16(9), 1819-1822 (1987).

  475. H. Kim, A. Kobayashi, Y. Sasaki, R. Kato, and H. Kobayashi
    New Radical Anion Complex, [(CH3)4N][Ni(dmit)2]2 with Metal-Semimetal Phase Transition
    Chem. Lett., 16(9), 1799-1802. (1987)

  476. A. Kobayashi, H. Kim, Y. Sasaki, R. Kato, and H. Kobayashi
    Molecular Designing Analysis of a New Superconducting Metal Dithiolene Complex
    Solid State Commun., 62, 57-64 (1987).

  477. A. Kobayashi, R. Kato, and H. Kobayashi
    New Aspects of Molecular Conductors of Metal Complexes with Multi-Sulfur π-Donor and π-Acceptor Molecules
    Synth. Met., 19, 635-640 (1987).

  478. H. Kobayashi, R. Kato, and A. Kobayashi
    Crystal and Electronic Structures of Molecular Conductors Based on the Multi-Sulfur π-Donor Molecules
    Synth. Met., 19, 623-628 (1987).

  479. R. Kato, H. Kobayashi, A. Kobayashi, T. Mori, and H. Inokuchi
    Crystal and Electronic Structures of (BEDSe-TSeF)AuBr2
    Chem. Lett., 16(2), 277-280 (1987).

  480. R. Kato, H. Kobayashi, and A. Kobayashi
    Crystal and Electronic Structures of Cation Radical Salts Based on BEDSe-TSeF, Se-Analogue of BEDT-TTF
    Synth. Met., 19, 629-634 (1987).

  481. R. Kato, H. Kobayashi, and A. Kobayashi
    The θ-Type Cation Radical Salts of BMDT-TTF, Bis(Methylenedithio)Tetrathiafulvalene
    Chem. Lett., 16(4), 567-570 (1987).

  482. K. Kajita, Y. Nishio, S. Moriyama, W. Sasaki, R. Kato, H. Kobayashi, and A. Kobayashi
    New Organic Superconductors κ- and θ-(BEDT-TTF)2I3: Transport Property
    Solid State Commun., 64, 1279-1284 (1987).

  483. K. Kajita, Y. Nishio, S. Moriyama, R. Kato, A. Kobayashi, H. Kobayashi, and W. Sasaki
    Electronic Properties of New Organic Superconductors θ- and κ-(BEDT-TTF)2I3
    Jpn. J. Appl. Phys. Supplement, 26-3, 1363-1364 (1987).

  484. A. Kobayashi, R. Kato, H. Kobayashi, S. Moriyama, Y. Nishio, K. Kajita, and W. Sasaki
    Crystal and Electronic Structures of a New Molecular Superconductor, κ-(BEDT-TTF)2I3
    Chem. Lett., 16(3), 459-462 (1987).

  485. R. Kato, H. Kobayashi, A. Kobayashi, S. Moriyama, Y. Nishio, K. Kajita, and W. Sasaki
    A New Ambient-Pressure Superconductor, κ-(BEDT-TTF)2I3
    Chem. Lett., 16(3), 507-510 (1987).

  486. M. Tokumoto, H. Anzai, T. Ishiguro, G. Saito, H. Kobayashi, R. Kato, and A. Kobayashi
    Electrical and Magnetic Properties of Organic Conductors, (BEDT-TTF)2X
    Synth. Met., 19, 215-220 (1987).

  487. H. Anzai, M. Tokumoto, T. Ishiguro, G. Saito, H. Kobayashi, R. Kato, and A. Kobayashi
    Crystal Growth of BEDT-TTF Trihalides
    Synth. Met., 19, 611-616 (1987).

  488. R. Kato, H. Kobayashi, A. Kobayashi, and Y. Sasaki
    New Multi-Sulfur 1,2-Dithiolene Complexes. Preparation, Structure, and Electrochemical Properties
    Bull. Chem. Soc. Jpn., 59(2), 627-630 (1986).

  489. A. Kobayashi, Y. Sasaki, R. Kato, and H. Kobayashi
    The Crystal and Electronic Structures of a New Molecular Conductor, (HMTTeF)2[Pt(dmit)2]
    Chem. Lett., 15(3), 387-390 (1986).

  490. A. Kobayashi, R. Kato, H. Kobayashi, T. Mori, and H. Inokuchi
    A New Mechanism of the Structural Phase Transition Accompanied by the Change of the Electronic Structure of α-(BPDT-TTF)[Ni(dmit)2]2
    Physica B, 143, 562-564 (1986).

  491. H. Kobayashi, R. Kato, and A. Kobayashi
    Origin of the Multi-Dimensional Properties and the Charge Distribution Rule of the Molecular Conductors Based on π-Donor and π-Acceptor Molecules
    Israel J. Chem., 27, 301-307 (1986).

  492. R. Kato, H. Kobayashi, and A. Kobayashi
    Cation Radical Salts Based on Te-Containing Tetrachalcogenotetracenes
    Physica B, 143, 304-306 (1986).

  493. Z. S. Li, S. Matsuzaki, R. Kato, H. Kobayashi, A. Kobayashi, and M. Sano
    A Monoclinic Modification of an Ion Radical Salt, (HMTTeF)4(PF6)2, and Its Solid State Properties
    Chem. Lett., 15(7), 1105-1108 (1986).

  494. R. Kato, H. Kobayashi, and A. Kobayashi
    Crystal and Electronic Structures of (BEDSe-TSeF)2AuBr2
    Chem. Lett., 15(5), 785-788 (1986).

  495. R. Kato, H. Kobayashi, and A. Kobayashi
    Crystal Structure and Physical Properties of (BMDT-TTF)SbF6
    Chem. Lett., 15(12), 2013-2016 (1986).

  496. H. Kobayashi, R. Kato, A. Kobayashi, Y. Nishio, K. Kajita, and W. Sasaki
    An Approach to the Control of Dimensionality of Molecular Conductors. Structure and Electrical Properties of (BMDT-TTF)(TCNQ)
    Physica B, 143, 512-514 (1986).

  497. H. Kobayashi, R. Kato, A. Kobayashi, T. Mori, and H. Inokuchi
    Thermal Expansion and Stepwise Superconducting Transition of β-(BEDT-TTF)2(I3)1-x (AuI2)x
    Solid State Commun., 60, 473-480 (1986).

  498. A. Kobayashi, R. Kato, H. Kobayashi, S. Moriyama, Y. Nishio, K. Kajita, and W. Sasaki
    Anion Arrangement in a New Molecular Superconductor, θ-(BEDT-TTF)2 (I3)1-x(AuI2)x (x<0.02)
    Chem. Lett., 15(12), 2017-2020 (1986).

  499. R. Kato, H. Kobayashi, A. Kobayashi, Y. Nishio, K. Kajita, and W. Sasaki
    "Partially" Superconducting Behavior of θ-(BEDT-TTF)2(I3)1-x(A)x (A=AuI2, I2Br) System
    Chem. Lett., 15(6), 957-960 (1986).

  500. H. Kobayashi, R. Kato, A. Kobayashi, Y. Nishio, K. Kajita, and W. Sasaki
    Crystal and Electronic Structures of Layered Molecular Superconductor, θ-(BEDT-TTF)2(I3)1-x(AuI2)x
    Chem. Lett., 15(5), 833-836 (1986).

  501. H. Kobayashi, R. Kato, A. Kobayashi, Y. Nishio, K. Kajita, and W. Sasaki
    A New Molecular Superconductor, (BEDT-TTF)2(I3)1-x(AuI2)x (x<0.02)
    Chem. Lett., 15(5), 789-792 (1986).

  502. K. Yakushi, H. Tajima, H. Kanbara, M. Tamura, H. Kuroda, G. Saito, H. Kobayashi, R. Kato, and A. Kobayashi
    Temperature Dependence of the Reflectance Spectra of BEDT-TTF Polyhalides
    Physica B, 143, 463-467 (1986).

  503. H. Anzai, M. Tokumoto, T. Ishiguro, H. Kobayashi, R. Kato, and A. Kobayashi
    The Crystal Growth of BEDT-TTF Complexes with Linear Chain Anions
    Physica B, 143, 293-295 (1986).

  504. K. Kajita, Y. Nishio, S. Moriyama, W. Sasaki, R. Kato, H. Kobayashi, and A. Kobayashi
    Transport Properties of a Newly Synthesized Organic Conductor, β"-(BEDT-TTF)2AuBr2
    Solid State Commun., 60, 811-815 (1986).

  505. A. Kobayashi, R. Kato, H. Kobayashi, M. Tokumoto, H. Anzai, and T. Ishiguro
    Crystal and Electronic Structures of δ-(BEDT-TTF)2AuI2
    Chem. Lett., 15(7), 1117-1120 (1986).

  506. H. Kobayashi, R. Kato, A. Kobayashi, G. Saito, M. Tokumoto, H. Anzai, and T. Ishiguro
    Crystal Structure of α'-(BEDT-TTF)2BrICl
    Chem. Lett., 15(1), 93-96 (1986).

  507. H. Kobayashi, R. Kato, A. Kobayashi, G. Saito, M. Tokumoto, H. Anzai, and T. Ishiguro
    The Crystal Structure of β'-(BEDT-TTF)2ICl2. A Modification of the Organic Superconductor, β-(BEDT-TTF)2I3
    Chem. Lett., 15(1), (1986).

  508. A. Kobayashi, Y. Sasaki, T. Watanabe, S. Ikehata, H. Kishida, H. Kawamura, R. Kato, and H. Kobayashi
    Superconductivity and Characterization of the High-Pressure Reaction Products of Carbon Diselenide, CSe2
    Bull. Chem. Soc. Jpn., 59, 3821-3827 (1986).

  509. H. Kobayashi, R. Kato, A. Kobayashi, and Y. Sasaki
    The Crystal and Electronic Structures of a New Molecular Conductor, (TMTSF)[Ni(dmit)2]
    Chem. Lett., 14(4), 535-538 (1985).

  510. H. Kobayashi, R. Kato, A. Kobayashi, and Y. Sasaki
    The Crystal Structure of [BEDT-TTF][Ni(dmit)2]. A New Route to Design of Organic Conductors
    Chem. Lett., 14(2), 191-194 (1985).

  511. R. Kato, H. Kobayashi, A. Kobayashi, and Y. Sasaki
    Crystal Structure of a New Molecular Conductor (DBTTF)[Ni(dmit)2]
    Chem. Lett., 14(1), 131-134 (1985).

  512. H. Kobayashi, R. Kato, T. Mori, A. Kobayashi, Y. Sasaki, G. Saito, and H. Inokuchi
    Organic Conductors Based on Multi-Sulfur π-Donor and/or π-Acceptor Molecules-BEDT-TTF, BMDT-TTF, BPDT-TTF, and M(dmit)2-
    Mol. Cryst. Liq. Cryst., 125, 125-134 (1985).

  513. R. Kato, H. Kobayashi, A. Kobayashi, and Y. Sasaki
    Three-Dimensional Intermolecular Se…Se Network in (BEDSe-TSeF)PF6
    Chem. Lett., 14(12), 1943-1946 (1985).

  514. R. Kato, H. Kobayashi, A. Kobayashi, and Y. Sasaki
    Crystal Structures and Electrochemial Properties of Organic Donors, BMDT-TTF and BEDSe-TSeF. Two Modifications of BEDT-TTF
    Chem. Lett., 14(8), 1231-1234 (1985).

  515. R. Kato, H. Kobayashi, T. Mori, A. Kobayashi, and Y. Sasaki
    Electronic Structure of the Organic Conductors Based on BMDT-TTF (Bis(Methylenedithio) Tetrathiafulvalene)
    Solid State Commun., 55, 387-392 (1985).

  516. T. Mori, A. Kobayashi, Y. Sasaki, R. Kato, and H. Kobayashi
    Band Structure of β-(BEDT-TTF)2PF6. One-Dimensional Metal along the Transverse Direction
    Solid State Commun., 53, 627-631 (1985).

  517. H. Kobayashi, R. Kato, A. Kobayashi, G. Saito, M. Tokumoto, H. Anzai, and T. Ishiguro
    The Crystal and Electronic Structures of BEDT-TTF2I2Br
    Chem. Lett., 14(9), 1293-1296 (1985).

  518. R. Kato, T. Mori, A. Kobayashi, Y. Sasaki, and H. Kobayashi
    Crystal Structure and Electrical Conductivity of (Et4N)0.5[Ni(dmit)2]
    Chem. Lett., 13(1), 1-4 (1984).

  519. R. Kato, H. Kobayashi, A. Kobayashi, and Y. Sasaki
    Crystal Structure of (BMDT-TTF)3(ClO4)(1,2-Dichloroethane). Molecular Design for the Multi-Dimensional Molecular Conductor
    Chem. Lett., 13(10), 1693-1696 (1984).

  520. R. Kato, A. Kobayashi, Y. Sasaki, and H. Kobayashi
    Two-Dimensional Character of Crystal Structure of Organic Conductor,(BMDT-TTF)3(PF6)(1,2-Dichloroethane)
    Chem. Lett., 13(6), 993-996 (1984).

  521. T. Mori, A. Kobayashi, Y. Sasaki, R. Kato, and H. Kobayashi
    One-Dimensional Nature of the Band-Structure Parameters of (BPDT-TTF)3(PF6)2 and (BPDT-TTF)2I3
    Chem. Lett., 13(8), 1335-1338 (1984).

  522. H. Kobayashi, M. Takahashi, R. Kato, A. Kobayashi, and Y. Sasaki
    The Crystal Structure and Electrical Resistivity of (BPDT-TTF)2I3
    Chem. Lett., 13(8), 1331-1334 (1984).

  523. R. Kato, T. Mori, A. Kobayashi, Y. Sasaki, and H. Kobayashi
    Crystal Structure and Electrical Conductivity of (BPDT-TTF)3(PF6)2
    Chem. Lett., 13(5), 781-784 (1984).

  524. H. Kobayashi, R. Kato, T. Mori, A. Kobayashi, Y. Sasaki, G. Saito, T. Enoki, and H. Inokuchi
    Crystal Structures and Electrical Properties of BEDT-TTF Compounds
    Mol. Cryst. Liq. Cryst., 107, 33- (1984).

  525. H. Kobayashi, R. Kato, T. Mori, A. Kobayashi, Y. Sasaki, G. Saito, T. Enoki, and H. Inokuchi
    The Crystal Structures and Electrical Resistivities of (BEDT-TTF)3(ClO4)2 and (BEDT-TTF)2(ClO4)(C4H8O2)
    Chem. Lett., 13(2), 179-182 (1984).

  526. H. Kobayashi, R. Kato, T. Mori, A. Kobayashi, Y. Sasaki, G. Saito, and H. Inokuchi
    Crystal Structure of α-(BEDT-TTF)2PF6
    Chem. Lett., 12(5), 759-762 (1983).

  527. H. Kobayashi, T. Mori, R. Kato, A. Kobayashi, Y. Sasaki, G. Saito, and H. Inokuchi
    Transverse Conduction and Metal-Insulator Transition in β-(BEDT-TTF)2PF6
    Chem. Lett., 12(4), 581-584 (1983).

  528. H. Kobayashi, T. Mori, R. Kato, A. Kobayashi, Y. Sasaki, G. Saito, and H. Inokuchi
    Highly Conductive Poly(Carbon Diselenide)
    Chem. Lett., 12(9), 1407-1410 (1983).

  529. R. Kato, A. Kobayashi, and Y. Sasaki
    The Heteropolyvanadate of Phosphorus. Crystallographic and NMR Studies
    Inorg. Chem., 21, 240-246 (1982).

  530. R. Kato, A. Kobayashi, and Y. Sasaki
    1:14 Heteropolyvanadate of Phosphorus: Preparation and Structure
    J. Am. Chem. Soc., 102, 6571-6572 (1980).



  1. 加藤礼三　New!
    「分子性導体Pd(dmit)2塩における量子スピン液体とその周辺電子相」
    固体物理, 49(4), 265-277 (2014).

  2. 加藤礼三，伊藤哲明
    「Molecular Quasi-Triangular Lattice Antiferromagnets」
    Understanding Quantum Phase Transitions, 419-443 (2010).

  3. 加藤礼三
    「金属錯体の現代物性化学」
    山下正廣・小島憲道編著，三共出版，p196-213 (2008).

  4. 加藤礼三
    「p πd系分子性導体」
    固体物理, 43(11), 771-783 (2008).

  5. 田村雅史, 加藤礼三
    「有機分子 [Pd(dmit)2]がつくる2次元三角格子量子反強磁性体のスピン一重項状態　－フラストレーションとスピンギャップ相－」
    固体物理, 42(2), 133-140 (2007).

  6. 加藤礼三（15.2.1項），田村雅史（1章）、田嶋尚也（4.1節、4.2節）
    「第5版 実験科学講座 7　－電気物性，磁気物性－」
    日本化学会編，丸善発行 (2004).

  7. 加藤礼三
    「6章　金属錯体系分子性導体の開発」
    集積型金属錯体の科学-物質機能の多様性を求めて，大川尚士・伊藤翼編, 化学同人, p195-202 (2003).

  8. 加藤礼三
    「分子性結晶の電気伝導」
    日本結晶学会誌「特集 結晶化学の最前線--構造と物性の予測はどこまで可能か」, 44, 41-45 (2002).

  9. 「分子の国の伝導電子-物理と化学の一接点-」（岩波講座 物理の世界）
    岩波書店 (2001)

  10. T. Enoki and R. Kato
    π-d Interaction in Molecular Complexes
    Molecular Magnetism-New Magnetic Materials-, (Eds.: K. Itoh and M. Kinoshita), Gordon and Breach, p189-206 (2000).

  11. S. Kagoshima, R. Kato, H. Fukuyama, H. Seo, and H. Kino
    Interplay of Structural and Electronic Properties
    Advances in Synthetic Metals -Twenty Years of Progress in Science and Technology, (Eds.: P. Bernier, S. Lefrant, G. Bidan), Elsevier, 262-316 (1999).

  12. 加藤礼三
    「電子と物性－量子力学的粒子のふるまい－」
    日本物理学会編, 丸善, p170-193 (1998)

  13. 加藤礼三
    季刊 化学総説35「π電子系有機固体」
    日本化学会編, 学会出版センタ－, p115-126 (1998)

  14. 加藤礼三
    「新しい配位子場の科学」
    菅野暁・田辺行人・三須明 編, 講談社, p115-133 (1998)

  15. 加藤礼三
    「分子磁性－新しい磁性体と反応制御－」
    伊藤公一編, 学会出版センタ－, p161-179 (1996)

  16. 加藤礼三
    「有機pπ電子と金属d電子との相互作用がもたらす固体物性」
    固体物理, 30(3), 269-280 (1995).

  17. 加藤礼三
    「電気を通す分子　－分子性金属の研究がめざすもの－」
    化学, 49(9), 605-607 (1994).

  18. 加藤礼三
    「有機物と無機物との境界領域における興味ある固体物性」
    固体物理, 28(3), 141-152 (1993).

  19. 加藤礼三
    「多次元的分子性導体における分子設計－分子性超伝導体をめざして－」
    化学と工業, 40(1), 124-127 (1987).



  1. 加藤礼三
    「物性研に着任して」
    物性研だより, 30(4), 7-10 (1990).

  2. 加藤礼三
    「研究室だより」
    物性研だより, 35(1), 23-30 (1995).

  3. 加藤礼三
    「物性研と理研-なぜ私は理研へ移ったのか-」
    物性研だより, 40(1), 13-21 (2000).

⇒　研究室メンバー　に戻る