研究業績

論文

  1. S. Li, F. Ishiwari, S. Zorn, K. Murotani, M. Pylnev, K Taniguchi, and A. Saeki,
    “Chiral bifacial indacenodithiophene-based π-conjugated polymers with chirality-induced spin selectivity”,
    Chemical Communications 60, 10870-10873 (2024).
  2. P. J. Huang, I. Naruse, and K. Taniguchi,
    “Charge Transport Phenomena Driven by the Polarity and Chirality in Noncentrosymmetric Layered Organic−Inorganic Hybrid Perovskites”,
    Chemistry of Materials 36, 7292-7298 (2024).
  3. W. Kosaka, N. Eguchi, T. Kitayama, R. Sato, R. Nakao, Y. Sekine, S. Hayami, K. Taniguchi, and H. Miyasaka,
    “Impact of Layer Stacking Manner on the Lithium-Ion-Battery Performance in Electrically Neutral Tetraoxolene-Bridged Iron(II) Hexagonal Layer Metal-Organic Frameworks”,
    Chemistry of Materials 36, 3563-3573 (2024).
  4. K. Taniguchi, P. J. Huang, H. Sagayama, R. Kiyanagi, K. Ohishi, S. Kitou, Y. Nakamura, and H. Miyasaka,
    “Tuning of spin-orbit coupling in chiral molecule-incorporated two-dimensional organic-inorganic hybrid perovskite copper halides with ferromagnetic exchange interactions”,
    Physical Review Materials 8, 024409 (2024).
  5. K. Taniguchi, P. J. Huang, S. Kimura, and H. Miyasaka,
    “Chiral weak ferromagnets formed in one-dimensional organic–inorganic hybrid manganese chloride hydrates”,
    Dalton Transactions 51, 17030-17034 (2022).
  6. P. J. Huang, K. Taniguchi, and H. Miyasaka,
    “Crucial Contribution of Polarity for Bulk Photovoltaic Effect in a Series of Non-Centrosymmetric Two-Dimensional Organic-Inorganic Hybrid Perovskites”,
    Chemistry of Materials 34, 4428-4436 (2022).
  7. K. Taniguchi, M. Nishio, N. Abe, P. J. Huang, S. Kimura, T. Arima, and H. Miyasaka,
    “Magneto-Electric Directional Anisotropy in Polar Soft Ferromagnets of Two-Dimensional Organic-Inorganic Hybrid Perovskites”,
    Angewandte Chemie International Edition 60, 14350-14354 (2021).
  8. P. J. Huang, K. Taniguchi, M. Shigefuji, T. Kobayashi, M. Matsubara, T. Sasagawa, H. Sato, and H. Miyasaka,
    “Chirality-Dependent Circular Photogalvanic Effect in Enantiomorphic 2D Organic–Inorganic Hybrid Perovskites”,
    Advanced Materials 33, 2008611 (2021).
  9. J. Chen, K. Taniguchi, Y. Sekine, and H. Miyasaka,
    “Magnetic Phase Switching Performance in an Fe-Tetraoxolene-Layered Metal−Organic Framework via Electrochemical Cycling”,
    Inorganic Chemistry 60, 9456-9460 (2021).
  10. H. Fukunaga, W. Kosaka, H. Nemoto, K. Taniguchi, S. Kawaguchi, K. Sugimoto, and H. Miyasaka,
    “Magnetic Correlation Engineering in Spin‐Sandwiched Layered Magnetic Frameworks”,
    Chemistry - A European Journal 26, 16755-16766 (2020).
  11. J. Chen, K. Taniguchi, Y. Sekine, and H. Miyasaka,
    “Electrochemical Development of Magnetic Long-Range Correlations with Tc = 128 K in a Tetraoxolene-Bridged Fe-Based Framework”,
    Journal of Magnetism and Magnetic Materials 494, 16518 (2020).
  12. P. J. Huang, K. Taniguchi, and H. Miyasaka,
    “Bulk Photovoltaic Effect in a Pair of Chiral–Polar Layered Perovskite-Type Lead Iodides Altered by Chirality of Organic Cations”,
    Journal of the American Chemical Society 141, 14520-14523 (2019).
  13. K. Taniguchi, M. Nishio, S. Kishiue, P. J. Huang, S. Kimura, and H. Miyasaka,
    “Strong magnetochiral dichroism for visible light emission in a rationally designed paramagnetic enantiopure molecule”,
    Physical Review Materials 3, 045202 (2019).
  14. K. Taniguchi, S. Kishiue, S. Kimura, and H. Miyasaka,
    “Local-Site Dependency of Magneto-Chiral Dichroism in Enantiopure One-Dimensional Copper(II)-Chromium(III) Coordination Polymers”,
    Journal of the Physical Society of Japan 88, 0937082 (2019).
  15. K. Taniguchi, N. Shito, H. Fukunaga, and H. Miyasaka,
    “Charge-Transfer Layered Assembly of a trans-Heteroleptic Paddlewheel-Type Diruthenium (II, II) Complex with a TCNQ Derivative: Electrochemical Tuning of the Magnetism”,
    Chemistry Letters 47, 664–667 (2018).
  16. H. Fukunaga, M. Tonouchi, K. Taniguchi, W. Kosaka, S. Kimura, and H. Miyasaka,
    “Magnetic Switching by the In-Situ Electrochemical Control of Quasi-Spin-Peierls Singlet States in a Three-Dimensional Spin Lattice Incorporating TTF–TCNQ Salts”,
    Chemistry - A European Journal 24, 4294-4303 (2018).
  17. K. Taniguchi, K. Narushima, H. Sagayama, W. Kosaka, N. Shito, and H. Miyasaka,
    “In Situ Reversible Ionic Control for Non-Volatile Magnetic Phases in a Donor/Acceptor Metal-Organic Framewor”,
    Advanced Functional Material 27, 1604990 (2017).
  18. K. Taniguchi, J. Chen, K. Taniguchi, Y. Sekine, and H. Miyasaka,
    “Magnetic Phase Switching in a Tetraoxolene-Bridged Honeycomb Ferrimagnet Using a Lithium Ion Battery System”,
    Chemistry of Materials 29, 10053-10059 (2017).
  19. K. Taniguchi, K. Narushima, K. Yamagishi, N. Shito, W. Kosaka, and H. Miyasaka,
    “Magneto-ionic phase control in a quasi-layered donor/acceptor metal-organic framework by means of a Li-ion battery system”,
    Japanese Journal of Applied Physics 56, 060307 (2017).
  20. Y. Tashiro, K. Taniguchi, and H. Miyasaka,
    “The Effect of Anion-Sublattice Structure on the Displacement Reaction in Copper Sulfide Cathodes of Rechargeable Magnesium Batteries”,
    Chemistry Letters 46, 1240-1242 (2017).
  21. K. Taniguchi, K. Narushima, J. Mahin, W. Kosaka, and H. Miyasaka,
    “Construction of an Artificial Ferrimagnetic Lattice by Li-Ion Insertion into a Neutral Donor/Acceptor Metal-Organic Framework”,
    Angewandte Chemie International Edition 55, 5238-5242 (2016).
  22. K. Taniguchi, Y. Gu, Y. Katsura, T. Yoshino, and H. Takagi,
    “Rechargeable Mg battery cathode TiS3 with d-p orbital hybridized electronic structures”,
    Applied Physics Express 9, 011801 (2016).
  23. Y. Tashiro, K. Taniguchi, and H. Miyasaka,
    “Copper Selenide as a New Cathode Material based on Displacement Reaction for Rechargeable Magnesium Batteries”,
    Electrochimica Acta 210, 655-661 (2016).
  24. K. Taniguchi, T. Fukamichi, K. Itaka, and H. Takagi,
    “Programmable Persistent Interfacial Metallic State Induced by Frozen Ions in Inorganic-Glass Solid Electrolyte”,
    Advanced Functional Materials 25, 3043-3048 (2015).
  25. K. Taniguchi, T. Yoshino, Y. Gu, Y. Katsura, and H. Takagi,
    “Reversible Electrochemical Insertion/Extraction of Mg and Li Ions for Orthorhombic Mo9Se11 with Cluster Structure”,
    Journal of the Electrochemical Society 162, A198-A202 (2015).
  26. Y. Gu, Y. Katsura, T. Yoshino, H. Takagi, and K. Taniguchi,
    “Rechargeable magnesium-ion battery based on a TiSe2-cathode with d-p orbital hybridized electronic structure”,
    Scientific Reports 5, 12486 (2015).
  27. A. Nakamura, Y. Gu, K. Taniguchi, N. Shibata, H. Takagi, and Y. Ikuhara,
    “Phase Interface Structures in Li1+xRh2O4 Zero Strain Cathode Material Analyzed by Scanning Transmission Electron Microscopy”,
    Chemistry of Materials 27, 938-943 (2015).
  28. Y. Nii, H. Sagayama, H. Umetsu, N. Abe, K. Taniguchi, and T. Arima,
    “Interplay among spin, orbital, and lattice degrees of freedom in a frustrated spinel Mn3O4”,
    Physical Review B 87, 195115 (2013).
  29. Y. Gu, K. Taniguchi, R. Tajima, S. Nishimura, D. Hashizume, A. Yamada, and H. Takagi,
    “A new “zero-strain” material for electrochemical lithium insertion”,
    Journal of Materials Chemistry A 1, 6550-65525 (2013).
  30. K. Taniguchi, A. Matsumoto, H. Shimotani, and H. Takagi,
    “Electric-field-induced superconductivity at 9.4 K in a layered transition metal disulphide MoS2”,
    Applied Physics Letters 101, 042603 (2012).
  31. K. Taniguchi, A. Matsumoto, H. Shimotani, and H. Takagi,
    “Erratum: “Electric-field-induced superconductivity at 9.4 K in a layered transition metal disulphide MoS2”,
    Applied Physics Letters 101, 109902 (2012).
  32. Y. Nii, N. Abe, K. Taniguchi, and T. Arima,
    “Magnetic shape memory effect in orbital-spin-coupled system MnV2O4”,
    Applied Physics Letters 100, 051905 (2012).
  33. S. Yano, Y. Nishikawa, Y. Kousaka, J. Akimitsu, K. Taniguchi, T. Arima, H. Sagayama, H. Kimura, and Y. Noda,
    “Magnetic structure of Ba2Mg2Fe12O22 under the magnetic field”,
    Journal of Physics: Conference Series 400, 032120 (2012).
  34. H. Sagayama, S. Ohtani, M. Saito, N. Abe, K. Taniguchi, and T. Arima,
    “Magnetic-field effects on Jahn-Teller distortion in ferroelastic magnetic insulator Fe1-xMnxCr2O4”,
    Applied Physics Letters 99, 082506 (2011).
  35. N. Abe, K. Taniguchi, H. Sagayama, H. Umetsue, and T. Arima,
    “Correlation between the mobility of domain wall and polarization flop direction in a slanted magnetic field in the helimagnetic ferroelectrics Tb1-xDyxMnO3”,
    Physical Review B 83, 060403 (2011).
  36. N. Abe, K. Taniguchi, H. Sagayama, and T. Arima,
    “Correlation between magnetocapacitance effect and polarization flop direction in a slanted magnetic field in multiferroic helimagnets”,
    Journal of Physics: Conference Series 320, 012088 (2011).
  37. K. Taniguchi, M. Saito, and T. Arima,
    “Optical imaging of coexisting collinear and spiral spin phases in the magnetoelectric multiferroic MnWO4”,
    Physical Review B 81, 064406 (2010).
  38. L. H. Hoang, N. T. M. Hien, W. S. Choi, Y. S. Lee, K. Taniguchi, T. Arima, S. Yoon, X. B. Chen, and I. S. Yang,
    “Temperature-dependent Raman scattering study of multiferroic MnWO4”,
    Journal of Raman Spectroscopy 41, 1005-1010 (2010).
  39. T. Yajima, K. Fujiwara, A. Nakao, T. Kobayashi, T. Tanaka, K. Sunouchi, Y. Suzuki, M. Takeda, K. Kojima, Y. Nakamura, K. Taniguchi, and H. Takagi,
    “Spatial Redistribution of Oxygen Ions in Oxide Resistance Switching Device after Forming Process”,
    Japanese Journal of Applied Physics 49, 060215 (2010).
  40. W. S. Choi, K. Taniguchi, S. J. Moon, S. S. A. Seo, T. Arima, H. Hoang, I. S. Yang, T. W. Noh, and Y. S. Lee,
    “Electronic structure and anomalous band-edge absorption feature in multiferroic MnWO4 : An optical spectroscopic study”,
    Physical Review B 81, 205111 (2010).
  41. S. Ohtani, Y. Watanabe, M. Saito, N. Abe, K. Taniguchi, H. Sagayama, T. Arima, M. Watanabe, and Y. Noda,
    “Orbital dilution effect in ferromagnetic Fe1-xMnxCr2O4: competition between anharmonic lattice potential and spin-orbit coupling”,
    Journal of Physics: Condense. Matter 22, 176003 (2010).
  42. H. Sagayama, N. Abe, K. Taniguchi, T. Arima, Y. Yamasaki, D. Okuyama, Y. Tokura, S. Sakai, T. Morita, T. Komesu, H. Ohsumi, and M. Takata,
    “Observation of Spin Helicity Using Nonresonant Circularly Polarized X-ray Diffraction Analysis”,
    Journal of the Physical Society of Japan 79, 043711 (2010).
  43. K. Taniguchi, N. Abe, H. Umetsu, and T. Arima,
    “Control of the electric polarization flop direction by a canted magnetic field in a magnetoelectric multiferroic MnWO4”,
    Journal of Physics: Conference Series 200, 012203 (2010).
  44. N. Abe, K. Taniguchi, H. Umetsu, S. Ohtani, and T. Arima,
    “Control of the polarization flop direction in multiferroic RMnO3 (R = Tb, Dy) by a tilted magnetic field”,
    Journal of Physics: Conference Series 200, 012001 (2010).
  45. K. Taniguchi, N. Abe, S. Ohtani, and T. Arima,
    “Magnetoelectric Memory Effect of the Nonpolar Phase with Collinear Spin Structure in Multiferroic MnWO4”,
    Physical Review Letters 102, 147201 (2009).
  46. H. Sagayama, K. Taniguchi, N. Abe, T. Arima, Y. Nishikawa, S. Yano, Y. Kousaka, J. Akimitsu, M. Matsuura, and K. Hirota,
    “Two distinct ferroelectric phase in the multiferroic Y-type hexaferrite Ba2Mg2Fe12O22”,
    Physical Review B 80, 180419R (2009).
  47. M. Fukunaga, Y. Sakamoto, H. Kimura, Y. Noda, N. Abe, K. Taniguchi, T. Arima, S. Wakimoto, M. Takeda, K. Kakurai, and K. Kohn,
    “Magnetic-Field-Induced Polarization Flop in Multiferroic TmMn2O5”,
    Physical Review Letters 103, 077204 (2009).
  48. M. Saito, K. Ishikawa, S. Konno, K. Taniguchi, and T. Arima,
    “Periodic rotation of magnetization in a non-centrosymmetric soft magnet induced by an electric field”,
    Nature Materials 8, 634-638 (2009).
  49. N. Abe, K. Taniguchi, S. Ohtani, H. Umetsui, and T. Arima,
    “Control of the polarization flop direction by a tilted magnetic field in multiferroic TbMnO3”,
    Physical Review B 80, 020402R (2009).
  50. S. Konno, K. Taniguchi, H. Sagayama, and T. Arima,
    “Electrical control of in-plane anisotropy in charge-orbital ordered state of single-layered manganite La1/2Sr3/2MnO4”,
    Applied Physics Express 2, 033004 (2009).
  51. K. Taniguchi, N. Abe, H. Umetsu, H. Aruga Katori, and T. Arima,
    “Control of the Magnetoelectric Domain-Wall Stability by a Magnetic Field in a Multiferroic MnWO4”,
    Physical Review Letters 101, 207205 (2008).
  52. K. Taniguchi, N. Abe, S. Ohtani, H. Umetsu, and T. Arima,
    “Ferroelectric Polarization Reversal by a Magnetic Field in Multiferroic Y-type Hexaferrite Ba2Mg2Fe12O22”,
    Applied Physics Express 1, 031301 (2008).
  53. K. Taniguchi, N. Abe, H. Sagayama, S. Ohtani, T. Takenobu, Y. Iwasa, and T. Arima,
    “Magnetic-field dependence of the ferroelectric polarization and spin-lattice coupling in multiferroic MnWO4”,
    Physical Review B 77, 064408 (2008).
  54. M. Saito, K. Taniguchi, and T. Arima,
    “Gigantic Optical Magnetoelectric Effect in CuB2O4”,
    Journal of the Physical Society of Japan 77, 013705 (2008).
  55. H. Sagayama, K. Taniguchi, N. Abe, T. Arima, M. Soda, M. Matsuura, and K. Hirota,
    “Correlation between ferroelectric polarization and sense of helical spin order in multiferroic MnWO4”,
    Physical Review B 77, 220407(R) (2008).
  56. M. Saito, K. Ishikawa, K. Taniguchi, and T. Arima,
    “Magnetic Control of Crystal Chirality and the Existence of a Large Magneto-Optical Dichroism Effect in CuB2O4”,
    Physical Review Letters 101, 117402 (2008).
  57. M. Saito, K. Ishikawa, K. Taniguchi, and T. Arima,
    “Magnetically Controllable CuB2O4 Phase Retarder”,
    Applied Physics Express 1, 121302 (2008).
  58. K. Taniguchi, S. Nishiyama, S. Konno, S. Yamada, E. Sugano, and T. Arima,
    “Electrical control for anisotropy in charge-orbital order state of Bi1-xSrxMnO3 (x～0.5) at room temperature”,
    Applied Physics Letters 90, 153501 (2007).
  59. N. Abe, K. Taniguchi, S. Ohtani, T. Takenobu, Y. Iwasa, and T. Arima,
    “Polarization Reversal in Multiferroic TbMnO3 with a Rotating Magnetic Field Direction”,
    Physical Review Letters 99, 227206 (2007).
  60. T. Suzuki, M. Katsumura, K. Taniguchi, T. Arima, and T. Katsufuji,
    “Orbital Ordering and Magnetic Field Effect in MnV2O4”,
    Physical Review Letters 98, 127203 (2007).
  61. T. Arima, Y. Watanabe, K. Taniguchi, M. Watanabe, and Y. Noda,
    “Effect of Mn-substitution on magnetic and structural properties in FeCr2O4”,
    Journal of Magnetism and Magnetic Materials 310, 807-809 (2007).
  62. K. Taniguchi, N. Abe, K. Taniguchi, T. Takenobu, Y. Iwasa, and T. Arima,
    “Ferroelectric Polarization Flop in a Frustrated Magnet MnWO4 Induced by a Magnetic Field”,
    Physical Review Letters 97, 097203 (2006).
  63. A. Sekiyama, T. Sasabayashi, A. Higashiya, H. Fujiwara, S. Imada, K. Taniguchi, H. Takagi, T. Katsufuji, K. Kitazawa, and S. Suga,
    “Soft X-ray photoemission study of CaB6”,
    Journal of Electron Spectroscopy and Related Phenomena 144, 659-661 (2005).
  64. K. Taniguchi, T. Katsufuji, S. Iguchi, Y. Taguchi, H. Takagi, and Y. Tokura,
    “Raman study of the metal-insulator transition in pyrochlore Mo oxides”,
    Physical Review B 70, 100401(R) (2004).
  65. K. Taniguchi, T. Katsufuji, F. Sakai, H. Ueda, K. Kitazawa, and H. Takagi,
    “Charge dynamics and possibility of ferromagnetism in A1-xLaxB6(A=Ca and Sr)”,
    Physical Review B 66, 064407 (2002).

総説・解説

  1. Kouji Taniguchi
    “New Route for the Realization of Ferrotoroidic Materials”
    JPSJ News and Comments 21, 11 (2024).
  2. 谷口 耕治
    “キラルな有機・無機ハイブリッド化合物の開発とキラル電子物性の開拓”
    日本結晶学会誌 66, No. 3, 194-198 (2024).
  3. 谷口 耕治
    “有機・無機ハイブリッドペロブスカイト系材料のキラリティ制御による新展開”
    応用物理 90, No. 11, 670-674 (2021).
  4. 谷口 耕治、黄 柏融、宮坂 等
    “キラルペロブスカイト系半導体での光電変換”
    クリーンエネルギー 29, No. 2, 31-37 (2020).

著書

  1. Barbara Sieklucka (Editor), Dawid Pinkowicz (Editor), WILEY
    Yoshihiro Sekine, Wataru Kosaka, Kouji Taniguchi, Hitoshi Miyasaka (Chapter 15)
    “Molecular Magnetic Materials: Concepts and Applications”
    ISBN: 978-3-527-33953-2
  2. 監修：安達千波矢, シーエムシー出版
    分担執筆 (第18章)
    “有機半導体の開発と最新動向”
    ISBN: 978-4-7813-1763-2

特許

  1. 出願番号：特願2014-240225（2014.11.27出願）
    公開番号：2014-082030（2014.5.8公開）
    発明の名称：マグネシウム二次電池用正極活物質
    発明者：谷口 耕治, 高木 英典, 吉野 崇史, 谷 雲鵬
    出願人：国立大学法人 東京大学

プレスリリース

  1. 東北大学プレスリリース（2021.5.25）
    眺める方向によって明るさが変わる磁石の開発に成功
    論文リスト[6]参照
  2. 東北大学プレスリリース（2021.3.24）
    結晶のキラリティ制御で向きが反転する光電流を発見
    論文リスト[9]参照
  3. 東北大学プレスリリース（2019.9.19）
    キラルな層状ペロブスカイト型半導体で光起電力を発現
    論文リスト[13]参照
  4. 東北大学プレスリリース（2017.1.13）
    通電不要のイオン制御型電磁石の開発に成功
    論文リスト[18]参照
  5. 東北大学プレスリリース（2016.3.1）
    リチウムイオン電池からイオン制御可能な磁石の創出に成功
    論文リスト[22]参照
  6. 東北大学プレスリリース（2008.9.4）
    磁場によって左ネジ型結晶から右ネジ型結晶へと自在に切り替え
    論文リスト[57]参照

報道

  1. テレビ取材（TBSテレビ）「未来の起源」（2017/4/9放送）
  2. 日経産業新聞「磁石になる電池開発」(2017/1/26記事掲載)