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Superstructure and Order-Disorder Transformation of Interstitial Oxygen in Hafnium
http://hdl.handle.net/10097/27702
http://hdl.handle.net/10097/27702055b5619-cc9d-4df2-877b-ed7c13ea02c5
名前 / ファイル | ライセンス | アクション |
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KJ00004197923.pdf (34.7 kB)
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Item type | 紀要論文 / Departmental Bulletin Paper(1) | |||||
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公開日 | 2008-05-02 | |||||
タイトル | ||||||
タイトル | Superstructure and Order-Disorder Transformation of Interstitial Oxygen in Hafnium | |||||
言語 | ||||||
言語 | eng | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_6501 | |||||
資源タイプ | departmental bulletin paper | |||||
著者 |
HIRABAYASHI, Makoto
× HIRABAYASHI, Makoto× YAMAGUCHI, Sadae× ARAI, Tetsuji |
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抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | Crystal structure and phase transition in the hafnium-oxygen system containing 10-20 at% O have been studied by means of electron, neutron and X-ray diffraction and calorimetry as well. The oxygen atoms occupy the octahedral holes in h.c.p. metal lattice and two types of interstitial superstructures are found at the hypo- and hyper-stoichiometric composition HfO_<1/6-> and HfO_<1/6+> below 430℃. The lattice constants of the hexagonal supercells are respectively a=√<3a_0>, c=3c_0 and a=√<3a_0>, c=2c_0, where a_0~3.2A and c_0~5.1A are those of the metal lattice. The oxygen sublattices are described in terms of the stacking sequence of interstice layers parallel to the close-packed planes of the metal atoms, which varies continuously from A□B□C□…for HfO_<1/6-> to A□B□…for HfO_<1/6+>. The concentration dependence of the ordered structures is interpreted in terms of strain ordering. | |||||
書誌情報 |
Science reports of the Research Institutes, Tohoku University. Ser. A, Physics, chemistry and metallurgy 巻 25, p. 91-91, 発行日 1974 |
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収録物識別子タイプ | ISSN | |||||
収録物識別子 | 00408808 | |||||
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収録物識別子タイプ | NCID | |||||
収録物識別子 | AA00836167 | |||||
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内容記述タイプ | Other | |||||
内容記述 | application/pdf | |||||
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出版タイプ | VoR | |||||
出版タイプResource | http://purl.org/coar/version/c_970fb48d4fbd8a85 | |||||
出版者 | ||||||
出版者 | Tohoku University | |||||
資源タイプ | ||||||
内容記述タイプ | Other | |||||
内容記述 | 紀要類(bulletin) | |||||
登録日 | ||||||
日付 | 2008-05-02 | |||||
日付タイプ | Created | |||||
公開日(投稿完了日) | ||||||
日付 | 2008-05-02 | |||||
日付タイプ | Created | |||||
発行日 | ||||||
日付 | 1974 | |||||
日付タイプ | Created | |||||
フォーマット | ||||||
内容記述タイプ | Other | |||||
内容記述 | 34724 bytes | |||||
更新日 | ||||||
日付 | 2010-01-27 | |||||
日付タイプ | Created |