High oxide-ion conductivity in Si-deficient La_9.565(Si_5.826□_0.174)O₂₆apatite without interstitial oxygens due to the overbonded channel oxygens

• 資料種別: 記事
• タイトル: High oxide-ion conductivity in Si-deficient La_9.565(Si_5.826□_0.174)O₂₆apatite without interstitial oxygens due to the overbonded channel oxygens
• 著者標目: Kotaro Fujii; https://orcid.org/0000-0003-3309-9118; Masatomo Yashima; https://orcid.org/0000-0001-5406-9183; Keisuke Hibino; https://orcid.org/0000-0002-0587-3287; Masahiro Shiraiwa; Koichiro Fukuda; https://orcid.org/0000-0001-8591-2786; Susumu Nakayama; https://orcid.org/0000-0003-4058-7195; Nobuo Ishizawa; Takayasu Hanashima; https://orcid.org/0000-0001-9429-5644; Takashi Ohhara; https://orcid.org/0000-0002-1215-6032
• 出版年月日等: 2018
• 出版年（W3CDTF）: 2018
• タイトル（掲載誌）: Journal of Materials Chemistry A
• 巻号年月日等（掲載誌）: 6 23
• 掲載巻: 6
• 掲載号: 23
• 掲載ページ: 10835-10846
• 掲載年月日（W3CDTF）: 2018
• ISSN（掲載誌）: 20507488
• 出版事項（掲載誌）: Royal Society of Chemistry (RSC)
• 対象利用者: 一般
• DOI: 10.1039/c8ta02237b
• 作成日（W3CDTF）: 2018-04-16
• 著作権情報: http://rsc.li/journals-terms-of-use
• 関連情報（URI）: http://pubs.rsc.org/en/content/articlepdf/2018/TA/C8TA02237B
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• 参照: Oxide ion conduction mechanism in RE9.33(SiO4)6O2 and Sr2RE8(SiO4)6O2 (RE = La, Nd) from neutron powder diffraction; https://cir.nii.ac.jp/crid/1050282813948882816; Position preference and diffusion path of an oxygen ion in apatite-type lanthanum silicate La9.33Si6O26: a density functional study; https://cir.nii.ac.jp/crid/1360004233558834432; Diffusion Path of Oxide Ions in an Apatite-Type Ionic Conductor La_9.69(Si_5.70Mg_0.30)O_26.24; https://cir.nii.ac.jp/crid/1360011143542400000; Recent Material Developments in Fast Oxide Ion Conductors; https://cir.nii.ac.jp/crid/1360011146347355520; Dysnomia, a computer program for maximum-entropy method (MEM) analysis and its performance in the MEM-based pattern fitting; https://cir.nii.ac.jp/crid/1360283691554357248; Well-aligned polycrystalline lanthanum silicate oxyapatite grown by reactive diffusion between solid La2SiO5 and gases [SiO+1/2O2]; https://cir.nii.ac.jp/crid/1360285707304647808; Crystal Structure and Oxide-Ion Conductivity along <i>c</i>-Axis of Si-Deficient Apatite-Type Lanthanum Silicate; 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Physical Origin of Unusual Anisotropic Motion of Columnar Oxygen Ions in Apatite-Type Fast Ionic Conductor of Lanthanum Silicate; https://cir.nii.ac.jp/crid/1360848658064888448; SENJU: a new time-of-flight single-crystal neutron diffractometer at J-PARC; https://cir.nii.ac.jp/crid/1360848660014316160; Materials for Solid Oxide Fuel Cells; https://cir.nii.ac.jp/crid/1360855569216301440; First-principles analysis of oxide-ion conduction mechanism in lanthanum silicate; https://cir.nii.ac.jp/crid/1360855570984182400; M_4,667Ch[SiO₄]₃ (M = Nd, Sm; Ch = O, S): structural comparison of two <i>apatite</i>-type lanthanoid chalcogenide <i>ortho</i>-oxosilicates; https://cir.nii.ac.jp/crid/1360857692605897856; Growth of single-crystals of apatite-type oxide ionic conductor from sintered ceramics by a seeding method; https://cir.nii.ac.jp/crid/1361418519181606528; Oxide ionic conductivities of apatite-type lanthanum silicates and germanates and their possibilities as an electrolyte of lower temperature operating SOFC; 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https://cir.nii.ac.jp/crid/1362262945460113280; Oxide-ion and proton conducting electrolyte materials for clean energy applications: structural and mechanistic features; https://cir.nii.ac.jp/crid/1362262945676647680; Electrical properties of apatite-type oxide ionic conductors RE9.33(SiO4)6O2 (RE = Pr, Nd and Sm) single crystals; https://cir.nii.ac.jp/crid/1362544419644701568; Crystal structure refinement with<i>SHELXL</i>; https://cir.nii.ac.jp/crid/1362825894921375872; Interstitial Oxide Ion Distribution and Transport Mechanism in Aluminum-Doped Neodymium Silicate Apatite Electrolytes; https://cir.nii.ac.jp/crid/1362825895319873024; Crystal Chemical Analysis of Nd_9.33Si₆O₂₆ and Nd₈Sr₂Si₆O₂₆ Apatite Electrolytes Using Aberration-Corrected Scanning Transmission Electron Microscopy and Impedance Spectroscopy; https://cir.nii.ac.jp/crid/1363107368616010880; From ultrasoft pseudopotentials to the projector augmented-wave method; https://cir.nii.ac.jp/crid/1363107371039095040; Neutron diffraction and atomistic simulation studies of Mg doped apatite-type oxide ion conductors; 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• 連携機関・データベース: 国立情報学研究所 : CiNii Research; https://cir.nii.ac.jp/
• 提供元機関・データベース: Crossref; https://www.crossref.org; 科学研究費助成事業データベース; https://kaken.nii.ac.jp/ja

• 要約等: <p>Overbonding of the channel oxygens in the apatite-type lanthanum silicates was found to be a key for the high oxide-ion conductivities by the prese...