{"created":"2023-05-15T15:00:16.063785+00:00","id":81791,"links":{},"metadata":{"_buckets":{"deposit":"f2402e66-9bf8-426f-b5fc-11d21bbf79dd"},"_deposit":{"created_by":1,"id":"81791","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"81791"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00081791","sets":["1"]},"author_link":["1006131","1006143","1006139","1006141","1006138","1006137","1006133","1006134","1006132","1006136","1006142","1006135","1006140"],"item_8_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2021-02","bibliographicIssueDateType":"Issued"},"bibliographicPageStart":"158637","bibliographicVolumeNumber":"865","bibliographic_titles":[{"bibliographic_title":"Journal of Alloys and Compounds"}]}]},"item_8_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"Raman scattering, Mossbauer spectroscopy, and X-ray diffraction measurements have revealed that EuHx compressed in high-pressure hydrogen exhibits the crystal structure changes and the divalent (Eu2+) to trivalent (Eu3+) changes via two Eu2+/Eu3+ mixed-valence phases: EuHx-I (Pnma, x=2, Eu2+) to  EuHx-II (P63/mmc, x=2, 7.0 GPa, Eu2+) to EuHx-III (I4/m, x~2.2, 7.0−9.0 GPa, Eu2+/Eu3+) to  EuHx-V (x~2.8, 9.0−12.4 GPa, Eu2+/Eu3+) to EuHx-VI (x~3, 12.4−14.4 GPa, Eu3+) to EuHx-VII (x~3, 14.4−16 GPa, Eu3+) to EuHx-IV (I4/mmm, x~3, 16 GPa−, Eu3+). The EuHx-II transforms to EuHx-III at a constant pressure near 7.0 GPa due to the reaction with hydrogen. Our results also demonstrate that Mossbauer spectroscopy can be a useful marker to detect the hydrogen storing in metal hydrides.","subitem_description_type":"Abstract"}]},"item_8_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"Elsevier"}]},"item_8_relation_14":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"10.1016/j.jallcom.2021.158637","subitem_relation_type_select":"DOI"}}]},"item_8_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://doi.org/10.1016/j.jallcom.2021.158637","subitem_relation_type_select":"DOI"}}]},"item_8_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0925-8388","subitem_source_identifier_type":"ISSN"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Kuno, Keiji"}],"nameIdentifiers":[{"nameIdentifier":"1006131","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Matsuoka, Takahiro"}],"nameIdentifiers":[{"nameIdentifier":"1006132","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Masuda, Ryo"}],"nameIdentifiers":[{"nameIdentifier":"1006133","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Mitsui, Takaya"}],"nameIdentifiers":[{"nameIdentifier":"1006134","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Seto, Makoto"}],"nameIdentifiers":[{"nameIdentifier":"1006135","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Machida, Akihiko"}],"nameIdentifiers":[{"nameIdentifier":"1006136","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Fujihisa, Hiroshi"}],"nameIdentifiers":[{"nameIdentifier":"1006137","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Hirao, Naohisa"}],"nameIdentifiers":[{"nameIdentifier":"1006138","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ohishi, Yasuo"}],"nameIdentifiers":[{"nameIdentifier":"1006139","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Shimizu, Katsuya"}],"nameIdentifiers":[{"nameIdentifier":"1006140","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Sasaki, Shigeo"}],"nameIdentifiers":[{"nameIdentifier":"1006141","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Takaya, Mitsui","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1006142","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Akihiko, Machida","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1006143","nameIdentifierScheme":"WEKO"}]}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"Mixed-valence state and structure changes of EuHx (x = 2 and 2 < x ≤ 3) under high-pressure H2 atmosphere","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Mixed-valence state and structure changes of EuHx (x = 2 and 2 < x ≤ 3) under high-pressure H2 atmosphere"}]},"item_type_id":"8","owner":"1","path":["1"],"pubdate":{"attribute_name":"公開日","attribute_value":"2020-11-25"},"publish_date":"2020-11-25","publish_status":"0","recid":"81791","relation_version_is_last":true,"title":["Mixed-valence state and structure changes of EuHx (x = 2 and 2 < x ≤ 3) under high-pressure H2 atmosphere"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T19:21:18.260645+00:00"}