{"created":"2021-03-01T06:32:30.472149+00:00","id":24550,"links":{},"metadata":{"_buckets":{"deposit":"e5b6b06d-876b-41e1-b051-e4d36a17ba98"},"_deposit":{"id":"24550","owners":[],"pid":{"revision_id":0,"type":"depid","value":"24550"},"status":"published"},"_oai":{"id":"oai:nagoya.repo.nii.ac.jp:00024550","sets":["336:695:696"]},"author_link":["72653","72654","72655","72656","72657","72658","72659","72660","72661"],"item_10_biblio_info_6":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2017-03-24","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"3","bibliographicPageEnd":"034012","bibliographicPageStart":"034012","bibliographicVolumeNumber":"7","bibliographic_titles":[{"bibliographic_title":"Physical Review Applied","bibliographic_titleLang":"en"}]}]},"item_10_description_4":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"In the present study, we demonstrate ferroelectricity in stuffed aluminate sodalites (Ca1−xSrx)8[AlO2]12(WO4)2 (x≤0.2) (C1−xSxAW). Pyroelectric measurements clarify switchable spontaneous polarization in polycrystalline C1−xSxAW, whose polarization values are on the order of 10^−2  μC/cm^2 at room temperature. A weak anomaly in the dielectric permittivity at temperatures near the ferroelectric transition temperature suggests improper ferroelectricity of C1−xSxAW for all investigated values of x. A comprehensive study involving synchrotron x-ray powder diffraction measurements, molecular dynamics simulations, and first-principles calculations clarifies that the ferroelectric phase transition of C1−xSxAW is driven by the freezing of the fluctuations of WO4 tetrahedra in the voids of an [AlO2]12^12− framework. The voltage response and electromechanical coupling factor of C1−xSxAW estimated from the present results indicate that this material exhibits excellent performance as a pyroelectric energy harvester, suggesting that aluminate sodalites exhibit great promise as a class of materials for highly efficient energy-harvesting devices.","subitem_description_language":"en","subitem_description_type":"Abstract"}]},"item_10_identifier_60":{"attribute_name":"URI","attribute_value_mlt":[{"subitem_identifier_type":"DOI","subitem_identifier_uri":"http://doi.org/10.1103/PhysRevApplied.7.034012"},{"subitem_identifier_type":"HDL","subitem_identifier_uri":"http://hdl.handle.net/2237/26772"}]},"item_10_publisher_32":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"American Physical Society","subitem_publisher_language":"en"}]},"item_10_relation_11":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type":"isVersionOf","subitem_relation_type_id":{"subitem_relation_type_id_text":"https://doi.org/10.1103/PhysRevApplied.7.034012","subitem_relation_type_select":"DOI"}}]},"item_10_rights_12":{"attribute_name":"権利","attribute_value_mlt":[{"subitem_rights":"© 2017 American Physical Society","subitem_rights_language":"en"}]},"item_10_select_15":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_select_item":"publisher"}]},"item_10_source_id_7":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2331-7019","subitem_source_identifier_type":"PISSN"}]},"item_1615787544753":{"attribute_name":"出版タイプ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"open access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_abf2"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Maeda, Yusaku","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"72653","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Wakamatsu, Toru","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"72654","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Konishi, Ayako","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"72655","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Moriwake, Hiroki","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"72656","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Moriyoshi, Chikako","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"72657","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Kuroiwa, Yoshihiro","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"72658","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Tanabe, Kenji","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"72659","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Terasaki, Ichiro","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"72660","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Taniguchi, Hiroki","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"72661","nameIdentifierScheme":"WEKO"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2018-02-22"}],"displaytype":"detail","filename":"PhysRevApplied7.pdf","filesize":[{"value":"4.8 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"PhysRevApplied7.pdf","objectType":"fulltext","url":"https://nagoya.repo.nii.ac.jp/record/24550/files/PhysRevApplied7.pdf"},"version_id":"c1514700-f579-4eab-8e02-60ccb4c3aaa2"}]},"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":"Improper Ferroelectricity in Stuffed Aluminate Sodalites for Pyroelectric Energy Harvesting","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Improper Ferroelectricity in Stuffed Aluminate Sodalites for Pyroelectric Energy Harvesting","subitem_title_language":"en"}]},"item_type_id":"10","owner":"1","path":["696"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2017-07-05"},"publish_date":"2017-07-05","publish_status":"0","recid":"24550","relation_version_is_last":true,"title":["Improper Ferroelectricity in Stuffed Aluminate Sodalites for Pyroelectric Energy Harvesting"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-01-16T04:14:56.686915+00:00"}