{"created":"2023-05-15T08:38:08.945580+00:00","id":923,"links":{},"metadata":{"_buckets":{"deposit":"a6e41b62-b2c3-4c45-a379-e7acaa885a57"},"_deposit":{"created_by":3,"id":"923","owners":[3],"pid":{"revision_id":0,"type":"depid","value":"923"},"status":"published"},"_oai":{"id":"oai:uec.repo.nii.ac.jp:00000923","sets":["9:19"]},"author_link":["6728"],"control_number":"923","item_10006_date_granted_11":{"attribute_name":"学位授与年月日","attribute_value_mlt":[{"subitem_dategranted":"2014-03-24"}]},"item_10006_degree_grantor_9":{"attribute_name":"学位授与機関","attribute_value_mlt":[{"subitem_degreegrantor":[{"subitem_degreegrantor_name":"電気通信大学"}],"subitem_degreegrantor_identifier":[{"subitem_degreegrantor_identifier_name":"12612","subitem_degreegrantor_identifier_scheme":"kakenhi"}]}]},"item_10006_degree_name_8":{"attribute_name":"学位名","attribute_value_mlt":[{"subitem_degreename":"博士（理学）"}]},"item_10006_description_10":{"attribute_name":"学位授与年度","attribute_value_mlt":[{"subitem_description":"2013","subitem_description_type":"Other"}]},"item_10006_description_7":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"新しい高温超伝導体である鉄系超伝導体の研究は, 多軌道系における超伝導発現機構の理解を深めるのに重要な役割を果たしている。本研究では, 多軌道系における様々な特徴が, 電子相関に起因する非従来型超伝導に対して与える効果を調べた。特にフェルミ面上において複数の異なる軌道成分が分布する効果と, 元素置換によってバンド構造が変形する効果に着目し, 研究を行った。具体的な対象物質としてはBaFe2(As,P)2, KFe2As2, LaNiBN においてフェルミ面上の軌道成分分布に関する研究を行い, 元素置換の効果についてはLnFeAsO1-xHx (Ln=La, Ce, Sm, Gd)を扱った。特に元素置換によるバンド変形の効果は著しく, ドープ量毎に第一原理バンド計算を行い, 60 個(10 種類のドープ量, 6 種類の仮想物質) に及ぶ有効模型を構築する手法によって初めて実験結果を理解することができた。多軌道系超伝導体の理論研究を行う上で, 現実的な模型を考慮することの重要性が示され, 今後の理論研究に向けた新しい知見が得られたといえる","subitem_description_type":"Abstract"}]},"item_10006_dissertation_number_12":{"attribute_name":"学位授与番号","attribute_value_mlt":[{"subitem_dissertationnumber":"甲第744号"}]},"item_10006_version_type_18":{"attribute_name":"著者版フラグ","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":"鈴木, 雄大","creatorNameLang":"ja"},{"creatorName":"スズキ, カツヒロ","creatorNameLang":"ja-Kana"},{"creatorName":"Suzuki, Katsuhiro","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"6728","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":"2016-09-15"}],"displaytype":"detail","filename":"9000000723.pdf","filesize":[{"value":"16.7 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"9000000723.pdf","url":"https://uec.repo.nii.ac.jp/record/923/files/9000000723.pdf"},"version_id":"feaf96e4-fb7d-4dec-9bdc-219633fb7516"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"doctoral thesis","resourceuri":"http://purl.org/coar/resource_type/c_db06"}]},"item_title":"多軌道系における超伝導発現機構の微視的有効模型に基づく解析","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"多軌道系における超伝導発現機構の微視的有効模型に基づく解析","subitem_title_language":"ja"},{"subitem_title":"The analysis of mechanisms of superconducting in multi-orbital systems","subitem_title_language":"en"}]},"item_type_id":"10006","owner":"3","path":["19"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2014-03-24"},"publish_date":"2014-03-24","publish_status":"0","recid":"923","relation_version_is_last":true,"title":["多軌道系における超伝導発現機構の微視的有効模型に基づく解析"],"weko_creator_id":"3","weko_shared_id":-1},"updated":"2024-02-05T01:55:20.376526+00:00"}