[E5-O4] Slot 04

[E5-O4-03] A H^– superionic conductor Ba_1.75LiH_2.7O_0.9

*Genki Kobayashi^1,2, Fumitaka Takeiri^1,2,3, Akihiro Watanabe^1,4, Kei Okamoto^1,2, Dominic Bresser^6,5, Sandrine Lyonnard⁵, Bernhard Frick⁷, Asad Ali^1,2, Masao Yonemura⁸, Takashi Saito⁸, Kazutaka Ikeda⁸, Toshiya Otomo⁸, Takashi Kamiyama⁸, Ryoji Kanno⁴ (1. IMS, NINS (Japan), 2. SOKENDAI (Japan), 3. JST PREST (Japan), 4. Tokyo Tech. (Japan), 5. CEA, CNRS, IRIG (France), 6. HIU (Germany), 7. ILL (France), 8. KEK (Japan))

キーワード：hydride ion conductor, oxyhydride, phase transition