Takayuki ISONO
Postdoctoral Researcher		  








March 2006 Bachelor of Science, Department of Science, 東京都立大学
March 2008 Master of Science, Department of Science and Technology, 首都大学東京
September 2011 Ph. D in Science, Department of Secience, Tokyo Institute of Technology




October 2011 Postdoctoral Researcher, ISSP, The University of Tokyo
August 2013 Postdoctoral Researcher, NIMS
August 2016 Postdoctoral Researcher, Condensed Molecular Materials Laboratory, RIKEN



2017 Young Scientist Award of the Physical Society of Japan.
"Quantum criticality in an organic spin-liquid insulator kappa-(BEDT-TTF)2Cu2(CN)3", Nature Communications 7, 13494 (2016).
"Gapless Quantum Spin Liquid in an Organic Spin-1/2 Triangular-Lattice kappa-H3(Cat-EDT-TTF)2", Physical Review Letters 112, 177201 (2014).
"Hydrogen bond-promoted metallic states in a purely organic single-component conductor under pressure", Nature Communications 4, 1344 (2013).




  1. 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).    New!

  2. 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
    Journal of the Physical Society of Japan, 85, 064703/1-6 (2016).

  3. S. Yasuzuka, S. Uji, T. Terashima, K. Sugii, T. Isono, Y. Iida, and J. A. Schlueter
    In-Plane Anisotropy of Upper Critical Field and Flux-Flow Resistivity in Layered Organic Superconductor β''-(ET)2SF5CH2CF2SO3
    Journal of the Physical Society of Japan, 84, 094709/1-7 (2015).

  4. A. Ueda, S. Yamada, T. Isono, H. Kamo, A. Nakao, R. Kumai, H. Nakao, Y. Murakami, K. Yamamoto, Y. Nishio, and H. Mori
    Hydrogen-Bond-Dynamics-based Switching of Conductivity and Magnetism: A Phase Transition Caused by Deuterium and Electron Transfer in a Hydrogen-Bonded Purely Organic Conductor Crystal
    Journal of the American Chemical Society, 136, 12184-12192 (2014). Editors' Choice

  5. Y. Nishida, T. Isono, A. Ueda, and H. Mori
    Uniaxial Strain Effect of Moderately Dimerized Molecular Conducotr β-(meso-DMBEDT-TTF)2PF6
    Europian Journal of Inorganic Chemistry, 3845-3849 (2014).

  6. T. Isono, H. Kamo, A. Ueda, K. Takahashi, M. Kimata, H. Tajima, S. Tsuchiya, T. Terashima, S. Uji, and H. Mori
    Gapless Quantum Spin Liquid in an Organic Spin-1/2 Triangular-Lattice κ-H3(Cat-EDT-TTF)2
    Physical Review Letters, 112, 177201/1-5 (2014).

  7. T. Isono, H. Kamo, A. Ueda, K. Takahashi, A. Nakao, R. Kumai, H. Nakao, K. Kobayashi, Y. Murakami, and H. Mori
    Hydrogen Bond-Promoted Metallic States in a Purely Organic Single-Component Conductor under Pressure
    Nature Communications, 4, 1344/1-6 (2013).

  8. T. Isono, D. Iguchi, T. Matsubara, Y. Machida, B.Salce, J. Flouquet, H. Ogusu, J. Yamaura, Z. Hiroi, and K. Izawa
    Understanding of the Temperature-Pressure Phase Diagram of β-Pyrochlore Oxides: A Role of Anharmonicity on Superconductivity
    Journal of the Physical Society of Japan, 82, 114708/1-9 (2013). Editors' Choice

  9. H. Kamo, A. Ueda, T. Isono, K. Takahashi, and H. Mori
    Synthesis and Properties of Catechol-fused Tetrathiafulvalene Derivatives and their Hydrogen-bonded Conductive Charge-transfer Salts
    Tetrahedron Letters, 53, 4385-4388 (2012).

  10. T. Shikama, T. Shimokawa, S. Lee, T. Isono, A. Ueda, K. Takahashi, A. Nakao, R. Kumai, H. Nakao, K. Kobayashi, Y. Murakami, M. Kimata, H. Tajima, K. Matsubayashi, Y. Uwatoko, Y. Nishio, K. Kajita, and H. Mori
    Magnetism and Pressure-Induced Superconductivity of Checkerboard-Type Charge-Ordered Molecular Conductor β-(meso-DMBEDT-TTF)2X (X = PF6 and AsF6)
    Crystals, 2, 1502-1513 (2012).

  11. K. Kikuchi, T. Isono, M. Kojima, H. Yoshimoto, T. Kodama, W. Fujita, K. Yokogawa, H. Yoshino, K. Murata, T. Kaihatsu, H. Akutsu, and J. Yamada
    Uniaxial-Strain-Orientation Dependence of Superconducting Transition Temperature (Tc) and Critical Superconducting Pressure (Pc) in β-(BDA-TTP)2I3
    Journal of the American Chemical Society, 133, 19590-19593 (2011).

  12. T. Isono, Y. Hara, D. Iguchi, Y. Machida, K. Izawa, S. Tsutsui, T. Matsuoka, Y. Ohishi, B.Salce, J. Flouquet, H. Ogusu, J. Yamaura, and Z. Hiroi
    Crystal Structure and Superconductivity in β-Pyrochlore Oxides under Pressure Journal of the Physical Society of Japan, 80, SA041/1-3 (2011).

  13. D. Iguchi, T. Isono, Y. Machida, K. Izawa, S. Tsutsui, T. Matsuoka, Y. Ohishi, B.Salce, J. Flouquet, H. Ogusu, J. Yamaura, and Z. Hiroi
    Pressure Dependence of Upper Critical Field in β-Pyrochlore Oxides
    Journal of Physical Society of Japan, 80, SA040/1-3 (2011).

  14. T. Isono, D. Iguchi, Y. Machida, K. Izawa, B.Salce, J. Flouquet, H. Ogusu, J. Yamaura, and Z. Hiroi
    Pressure Effect on the Superconductivity of β-Pyrochlore Oxides
    Journal of Physics: Conference Series, 273, 012076/1-4 (2011).

  15. T. Isono, D. Iguchi, Y. Machida, K. Izawa, B.Salce, J. Flouquet, H. Ogusu, J. Yamaura, and Z. Hiroi
    Low Temperature Specific Heat of β-Pyrochlore Oxide Superconductors under High Pressure
    Physica E, 43, 726-729 (2011).

  16. Y. Machida, K. Tomokuni, T. Isono, K. Izawa, Y. Nakajima, and T. Tamegai
    Thermal Conductivity Tensor of Single Crystalline Co-Doped BaFe2As2
    Physica E, 43, 714-717 (2011).

  17. Y. Machida, K. Tomokuni, T. Isono, K. Izawa, Y. Nakajima, and T. Tamegai
    Possible Sign-Reversing s-Wave Superconductivity in Co-doped BaFe2As2 Proved by Thermal Transport Measurements
    Journal of the Physical Society of Japan, 78, 073705/1-4 (2009).

  18. J. Yamada, K. Fujimoto, H. Akutsu, S. Nakatsuji, A. Miyazaki, M. Aimatsu, S. Kudo, T. Enoki, T. Isono, and K. Kikuchi
    Pressure Effect on BDA-TTP Conductors
    Journal of Low Temperature Physics, 142, 243-249 (2006).




  1. T. Isono, T. Terashima, K. Kikuchi, J. Yamada, and S. Uji
    Frustrated Magnetic Order in the Organic Spin-1/2 Square Lattice β-(BDA-TTP)2I3
    International Conferences of Strongly Correlated Electron System (SCES2014), Tu-087, France, July 2014.

  2. T. Isono, T. Terashima, K. Kikuchi, J. Yamada, and S. Uji
    Anomalous Antiferromagnetic Order in the Organic Mott Insulator β-(BDA-TTP)2I3
    International Conferences on Science and Technology of Synthetic Metals (ICSM2014), W4.4-4, Finland, June 2014.

  3. T. Isono, H. Kamo, A. Ueda, K. Takahashi, M. Kimata, H. Tajima, S. Tsuchiya, T. Terashima, S. Uji, and H. Mori
    Gapless Quantum Spin Liquid in an Organic Spin-1/2 Triangular Lattice κ-H3(Cat-EDT-TTF)2
    International Conferences of Strongly Correlated Electron System (SCES2013), 6P-230, Tokyo, August 2013.

  4. T. Isono, H. Kamo, A. Ueda, K. Takahashi, M. Kimata, H. Tajima, S. Tsuchiya, T. Terashima, S. Uji, and H. Mori
    Possible Quantum-Spin-Liquid State in a Dimer-Mott Insulator κ-H3(Cat-EDT-TTF)2
    International Symposium on Materials Science Opened by Molecular Degrees of Freedom (MDF2012), P-15, Miyazaki, December 2012.

  5. T. Isono, H. Kamo, T. Shikama, A. Ueda, K. Takahashi, M. Kimata, H. Tajima, K. Matsubayashi, Y. Uwatoko, and H. Mori
    Suppressed magnetic order in S = 1/2 antiferromagnetic triangular lattice κ-H3(Cat-EDT-TTF)2
    International Conference on Science and Technology of Synthetic Metals (ICSM2012), ST74, Atlanta, July 2012.

  6. T. Isono, Y. Hara, D. Iguchi, Y. Machida, K. Izawa, S. Tsutsui, T. Matsuoka, Y. Ohishi, B.Sales, J. Flouquet, H. Ogusu, J. Yamaura, and Z. Hiroi
    Crystal structure and superconductivity in β-Pyrochlore oxides under pressure
    International Conference on Heavy Electrons 2010 (ICHE2010), Tokyo, September 2010.

  7. T. Isono, D. Iguchi, Y. Machida, K. Izawa, B.Sales, J. Flouquet, H. Ogusu, J. Yamaura, and Z. Hiroi
    Pressure effect on the superconductivity of β-Pyrochlore oxides
    International Conferences of Strongly Correlated Electron System (SCES2010), Santa Fe, June 2010.

  8. T. Isono, D. Iguchi, Y. Machida, K. Izawa, B.Sales, J. Flouquet, H. Ogusu, J. Yamaura, and Z. Hiroi
    Low Temperature Specific Heat of β-Pyrochlore Superconductors under High Pressure
    9th International Conference on Materials and Mechanisms of Superconductivity (M2S IX), PS-C-300, Tokyo, September 2009.




CMM Member