{"_buckets": {"deposit": "61425f48-ac74-4927-8cac-03a30efae076"}, "_deposit": {"id": "2131", "owners": [], "pid": {"revision_id": 0, "type": "depid", "value": "2131"}, "status": "published"}, "_oai": {"id": "oai:niigata-u.repo.nii.ac.jp:00002131"}, "item_5_biblio_info_6": {"attribute_name": "\u66f8\u8a8c\u60c5\u5831", "attribute_value_mlt": [{"bibliographicIssueDates": {"bibliographicIssueDate": "2003-08", "bibliographicIssueDateType": "Issued"}, "bibliographicPageEnd": "1850", "bibliographicPageStart": "1847", "bibliographicVolumeNumber": "72", "bibliographic_titles": [{"bibliographic_title": "Journal of the Physical Society of Japan"}, {"bibliographic_title": "Journal of the Physical Society of Japan", "bibliographic_titleLang": "en"}]}]}, "item_5_description_4": {"attribute_name": "\u6284\u9332", "attribute_value_mlt": [{"subitem_description": "The multi-orbital Hubbard model in one dimension is studied using the numerical diagonalization method. Due to the effect of crystal-field splitting \u0026xutri;, the fully polarized ferromagnetism, which is observed in the strong coupling regime, becomes unstable against the partially polarized ferromagnetism when Hund\u0027s rule coupling J is smaller than a certain critical value of order of \u0026xutri;. In the vicinity of the partially polarized ferromagnetism, the orbital fluctuation develops due to the competition between Hund\u0027s rule coupling and crystal-field splitting. The superconducting phase with the Luttinger liquid parameter K_\u03c1\u003e 1 is observed for the singlet ground state in this region..", "subitem_description_type": "Abstract"}]}, "item_5_full_name_3": {"attribute_name": "\u8457\u8005\u5225\u540d", "attribute_value_mlt": [{"nameIdentifiers": [{"nameIdentifier": "62", "nameIdentifierScheme": "WEKO"}], "names": [{"name": "\u5927\u91ce, \u7fa9\u7ae0"}]}]}, "item_5_publisher_7": {"attribute_name": "\u51fa\u7248\u8005", "attribute_value_mlt": [{"subitem_publisher": "The Physical Society of Japan"}]}, "item_5_relation_14": {"attribute_name": "DOI", "attribute_value_mlt": [{"subitem_relation_type_id": {"subitem_relation_type_id_text": "info:doi/10.1143/JPSJ.72.1847", "subitem_relation_type_select": "DOI"}}]}, "item_5_rights_15": {"attribute_name": "\u6a29\u5229", "attribute_value_mlt": [{"subitem_rights": "The Physical Society of Japan"}]}, "item_5_select_19": {"attribute_name": "\u8457\u8005\u7248\u30d5\u30e9\u30b0", "attribute_value_mlt": [{"subitem_select_item": "author"}]}, "item_5_source_id_11": {"attribute_name": "\u66f8\u8a8c\u30ec\u30b3\u30fc\u30c9ID", "attribute_value_mlt": [{"subitem_source_identifier": "AA00704814", "subitem_source_identifier_type": "NCID"}]}, "item_5_source_id_9": {"attribute_name": "ISSN", "attribute_value_mlt": [{"subitem_source_identifier": "00319015", "subitem_source_identifier_type": "ISSN"}]}, "item_creator": {"attribute_name": "\u8457\u8005", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "Sano, Kazuhiro"}], "nameIdentifiers": [{"nameIdentifier": "7143", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Ono, Yoshiaki"}], "nameIdentifiers": [{"nameIdentifier": "62", "nameIdentifierScheme": "WEKO"}]}]}, "item_files": {"attribute_name": "\u30d5\u30a1\u30a4\u30eb\u60c5\u5831", "attribute_type": "file", "attribute_value_mlt": [{"accessrole": "open_date", "date": [{"dateType": "Available", "dateValue": "2019-07-29"}], "displaytype": "detail", "download_preview_message": "", "file_order": 0, "filename": "19_0001.pdf", "filesize": [{"value": "275.1 kB"}], "format": "application/pdf", "future_date_message": "", "is_thumbnail": false, "licensetype": "license_free", "mimetype": "application/pdf", "size": 275100.0, "url": {"label": "19_0001.pdf", "url": "https://niigata-u.repo.nii.ac.jp/record/2131/files/19_0001.pdf"}, "version_id": "c7435560-0710-4fab-adfd-8761bb45b799"}]}, "item_keyword": {"attribute_name": "\u30ad\u30fc\u30ef\u30fc\u30c9", "attribute_value_mlt": [{"subitem_subject": "electronic structure", "subitem_subject_scheme": "Other"}, {"subitem_subject": "ferromagnetism", "subitem_subject_scheme": "Other"}, {"subitem_subject": "superconductivity", "subitem_subject_scheme": "Other"}, {"subitem_subject": "Luttinger liquid", "subitem_subject_scheme": "Other"}, {"subitem_subject": "Hubbard model", "subitem_subject_scheme": "Other"}]}, "item_language": {"attribute_name": "\u8a00\u8a9e", "attribute_value_mlt": [{"subitem_language": "eng"}]}, "item_resource_type": {"attribute_name": "\u8cc7\u6e90\u30bf\u30a4\u30d7", "attribute_value_mlt": [{"resourcetype": "journal article", "resourceuri": "http://purl.org/coar/resource_type/c_6501"}]}, "item_title": "Ferromagnetism and Superconductivity in the Multi-orbital Hubbard Model : Hund\u0027s Rule Coupling versus Crystal-Field Splitting", "item_titles": {"attribute_name": "\u30bf\u30a4\u30c8\u30eb", "attribute_value_mlt": [{"subitem_title": "Ferromagnetism and Superconductivity in the Multi-orbital Hubbard Model : Hund\u0027s Rule Coupling versus Crystal-Field Splitting"}, {"subitem_title": "Ferromagnetism and Superconductivity in the Multi-orbital Hubbard Model : Hund\u0027s Rule Coupling versus Crystal-Field Splitting", "subitem_title_language": "en"}]}, "item_type_id": "5", "owner": "1", "path": ["453/454", "176/488/489"], "permalink_uri": "http://hdl.handle.net/10191/1153", "pubdate": {"attribute_name": "\u516c\u958b\u65e5", "attribute_value": "2007-04-23"}, "publish_date": "2007-04-23", "publish_status": "0", "recid": "2131", "relation": {}, "relation_version_is_last": true, "title": ["Ferromagnetism and Superconductivity in the Multi-orbital Hubbard Model : Hund\u0027s Rule Coupling versus Crystal-Field Splitting"], "weko_shared_id": null}