研究概要

主要論文

「*」は、理研外のみでの成果です。

• 1. Izumi, Y., Takeiri, F., Okamoto, K., Saito, T., Kamiyama, T., Kuwabara, A., Kobayashi, G.:
  "Electropositive Metal Doping into Lanthanum Hydride for H^- Conducting Solid Electrolyte Use at Room Temperature”
  Advanced Energy Materials, 13, 2301993 (2023).
• 2. Okamoto, K., Takeiri, F., Imai, Y., Yonemura, M., Saito, T., Ikeda, K., Otomo, T., Kamiyama, T., Kobayashi, G.:
  "Impact of Na Concentration on the Phase Transition Behavior and H^- Conductivities in the Ba-Li-H-O Oxyhydride System”
  Advanced Science 10, 2203541 (2023).
• 3. Okamoto, K., Takeiri, F., Imai, Y., Yonemura, M., Saito, T., Ikeda, K., Otomo, T., Kamiyama, T., Kobayashi, G.:
  "Stabilization of a high H^-- conducting phase via K doping of Ba-Li oxyhydride"
  J. Materials Chem. A 10, 23023-23027 (2022).
• 4. *Takeiri, F., Watanabe, A., Okamoto, K., Bresser, D., Lyonnard, S., Frick, B., Ali, A., Imai, Y., Nishimura, M., Yonemura, M., Saito, T., Ikeda, K., Otomo, T., Kamiyama, T., Kanno, R., Kobayashi, G.:
  "Hydride-Ion-Conducting K₂NiF₄-Type Ba-Li Oxyhydride Solid Electrolyte”
  Nature Materials 21, 325-330 (2022).
• 5. *Uchimura, T., Takeiri, F., Okamoto, K., Saito, T., Kamiyama, T., Kobayashi, G.:
  "Direct Synthesis of Barium Titanium Oxyhydride for Use as a Hydrogen Permeable Electrode”
  J. Materials Chem. A 9, 20371-20374 (2021).
• 6. *Nawaz, H., Takeiri, F., Kuwabara, A., Yonemura, M., Kobayashi, G.:
  "Synthesis and H^- Conductivity of New Oxyhydride Ba₂YHO₃ with Anion-Ordered Rock-Salt Layers”
  Chem. Commun. 56, 10373-10376 (2020).
• 7. *Takeiri, F., Watanabe, A., Kuwabara, A., Nawaz, H., Ayu, N., Yonemura, M., Kanno, R., Kobayashi, G.:
  "Ba₂ScHO₃: H^- Conductive Layered Oxhydride with H^- Site Selectivity”
  Inorg. Chem. 58, 4431-4436 (2019).
• 8. *Watanabe, A., Kobayashi, G., Matsui, N., Yonemura, M., Kubota, A., Suzuki, K., Hirayama, M., Kanno, R.:
  "Ambient Pressure Synthesis and H^- Conductivity of LaSrLiH₂O₂”
  Electrochem. 85(2), 88-92 (2017).
• 9. *Kobayashi, G., Hinumra, Y., Matsuoka, S., Watanabe, A., Iqbal, M., Hirayama, M., Yonemura, M., Kamiyama, T., Kanno, R.:
  "Pure H^- Conduction in Oxyhydrides”
  Science 351, 1314-1317 (2016).
• 10. *Kobayashi, G., Irii, Y., Matsumoto, F., Ito, A., Ohsawa, Y., Yamamoto, S., Cui, Y., Son, J.-Y., Sato, Y.:
  "Improving Cycling Performance of Li-Rich Layered Cathode Materials Through Combination of Al₂O₃-Based Surface Modification and Stepwise Pre-cycling”
  J. Power Sources 303, 250-256 (2016).

研究成果（プレスリリース）

• 

  2023年10月20日
  室温で作動するH^–導電性固体電解質の開発

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