{"created":"2021-03-01T06:16:16.561672+00:00","id":9503,"links":{},"metadata":{"_buckets":{"deposit":"13f5c891-711d-44cd-ae70-26090a7b709d"},"_deposit":{"id":"9503","owners":[],"pid":{"revision_id":0,"type":"depid","value":"9503"},"status":"published"},"_oai":{"id":"oai:nagoya.repo.nii.ac.jp:00009503","sets":["320:321:322"]},"author_link":["27066","27067","27068","27069"],"item_10_biblio_info_6":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2007-12","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"22","bibliographicPageEnd":"224525","bibliographicPageStart":"224525","bibliographicVolumeNumber":"76","bibliographic_titles":[{"bibliographic_title":"PHYSICAL REVIEW B","bibliographic_titleLang":"en"}]}]},"item_10_description_4":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"We study Josephson current in superconductor/diffusive ferromagnet/superconductor junctions by using the recursive Green function method. When the exchange potential in a ferromagnet is sufficiently large compared to the pair potential in a superconductor, an ensemble average of Josephson current is much smaller than its mesoscopic fluctuations. The Josephson current vanishes when the exchange potential is extremely large so that a ferromagnet is half-metallic. Spin-flip scattering at junction interfaces drastically changes the characteristic behavior of Josephson current. In addition to spin-singlet Cooper pairs, equal-spin triplet pairs penetrate into a half metal. Such equal-spin pairs have an unusual symmetry property called odd-frequency symmetry and carry the Josephson current through a half metal. The penetration of odd-frequency pairs into a half metal enhances the low energy quasiparticle density of states, which could be detected experimentally by scanning tunneling spectroscopy. We will also show that odd-frequency pairs in a half metal cause a nonmonotonic temperature dependence of the critical Josephson current.","subitem_description_language":"en","subitem_description_type":"Abstract"}]},"item_10_identifier_60":{"attribute_name":"URI","attribute_value_mlt":[{"subitem_identifier_type":"HDL","subitem_identifier_uri":"http://hdl.handle.net/2237/11285"}]},"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/PhysRevB.76.224525","subitem_relation_type_select":"DOI"}}]},"item_10_rights_12":{"attribute_name":"権利","attribute_value_mlt":[{"subitem_rights":"American Physical Society, All rights reserved.","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":"1098-0121","subitem_source_identifier_type":"PISSN"}]},"item_10_text_14":{"attribute_name":"フォーマット","attribute_value_mlt":[{"subitem_text_value":"application/pdf"}]},"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":"Asano, Yasuhiro","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"27066","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Sawa, Yuki","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"27067","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Tanaka, Yukio","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"27068","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Golubov, Alexander A.","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"27069","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":"2018-02-20"}],"displaytype":"detail","filename":"PhysRevB_76_224525.pdf","filesize":[{"value":"668.8 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"PhysRevB_76_224525.pdf","objectType":"fulltext","url":"https://nagoya.repo.nii.ac.jp/record/9503/files/PhysRevB_76_224525.pdf"},"version_id":"041e937b-49a5-45a0-8c73-79c58ed696f4"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"Cooper pairs","subitem_subject_scheme":"Other"},{"subitem_subject":"critical current density (superconductivity)","subitem_subject_scheme":"Other"},{"subitem_subject":"electronic density of states","subitem_subject_scheme":"Other"},{"subitem_subject":"exchange interactions (electron)","subitem_subject_scheme":"Other"},{"subitem_subject":"ferromagnetic materials","subitem_subject_scheme":"Other"},{"subitem_subject":"Green's function methods","subitem_subject_scheme":"Other"},{"subitem_subject":"interface states","subitem_subject_scheme":"Other"},{"subitem_subject":"Josephson effect","subitem_subject_scheme":"Other"},{"subitem_subject":"magnetic superconductors","subitem_subject_scheme":"Other"},{"subitem_subject":"mesoscopic systems","subitem_subject_scheme":"Other"},{"subitem_subject":"quasiparticles","subitem_subject_scheme":"Other"},{"subitem_subject":"scanning tunnelling microscopy","subitem_subject_scheme":"Other"},{"subitem_subject":"spin fluctuations","subitem_subject_scheme":"Other"},{"subitem_subject":"triplet state","subitem_subject_scheme":"Other"}]},"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":"Odd-frequency pairs and Josephson current through a strong ferromagnet","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Odd-frequency pairs and Josephson current through a strong ferromagnet","subitem_title_language":"en"}]},"item_type_id":"10","owner":"1","path":["322"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2009-03-10"},"publish_date":"2009-03-10","publish_status":"0","recid":"9503","relation_version_is_last":true,"title":["Odd-frequency pairs and Josephson current through a strong ferromagnet"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-01-16T03:55:11.394530+00:00"}