{"id":"https://openalex.org/W7208005282","doi":null,"title":"\u5bfe\u76f8\u4e92\u4f5c\u7528\u6a21\u578b\u306e\u5bfe\u89d2\u5316\u3068\u57fa\u5e95\u72b6\u614b\u306b\u3064\u3044\u3066 (\u91cf\u5b50\u5834\u306e\u6570\u7406\u3068\u305d\u306e\u5468\u8fba)","display_name":"\u5bfe\u76f8\u4e92\u4f5c\u7528\u6a21\u578b\u306e\u5bfe\u89d2\u5316\u3068\u57fa\u5e95\u72b6\u614b\u306b\u3064\u3044\u3066 (\u91cf\u5b50\u5834\u306e\u6570\u7406\u3068\u305d\u306e\u5468\u8fba)","publication_year":2021,"publication_date":"2021-09-01","ids":{"openalex":"https://openalex.org/W7208005282"},"language":"ja","primary_location":{"id":"pmh:oai:irdb.nii.ac.jp:01221:0005185280","doi":null,"is_oa":true,"landing_page_url":"https://repository.kulib.kyoto-u.ac.jp/bitstreams/66bec8ff-535a-427a-86ef-46c6ac1bb742/download","pdf_url":"https://repository.kulib.kyoto-u.ac.jp/bitstreams/66bec8ff-535a-427a-86ef-46c6ac1bb742/download","source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"RIMS Kokyuroku","raw_type":"departmental bulletin paper"},"volume":null,"type":"article","indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://repository.kulib.kyoto-u.ac.jp/bitstreams/66bec8ff-535a-427a-86ef-46c6ac1bb742/download","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5035016394","display_name":"Itaru Sasaki","orcid":"https://orcid.org/0000-0003-3211-9981","observed_orcids":["https://orcid.org/0000-0003-3211-9981"]},"institutions":[{"id":"https://openalex.org/I137975476","display_name":"Shinshu University","ror":"https://ror.org/0244rem06","country_code":"JP","type":"education","lineage":["https://openalex.org/I137975476"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Sasaki, Itaru","raw_affiliation_strings":["Department of Mathematics, Shinshu University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Shinshu University","institution_ids":["https://openalex.org/I137975476"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5149591418","display_name":"Kyosuke Usami","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I137975476","display_name":"Shinshu University","ror":"https://ror.org/0244rem06","country_code":"JP","type":"education","lineage":["https://openalex.org/I137975476"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Usami, Kyosuke","raw_affiliation_strings":["Department of Mathematics, Shinshu University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Shinshu University","institution_ids":["https://openalex.org/I137975476"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I137975476"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.38559185,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"2201","issue":null,"first_page":"46","last_page":"58"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11022","display_name":"Spectral Theory in Mathematical Physics","score":0.2750999927520752,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11022","display_name":"Spectral Theory in Mathematical Physics","score":0.2750999927520752,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11804","display_name":"Quantum many-body systems","score":0.24060000479221344,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10591","display_name":"Theoretical and Computational Physics","score":0.04820000007748604,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/matrix-diagonalization","display_name":"diagonalization","score":0.9390000104904175},{"id":"https://openalex.org/keywords/ground-state","display_name":"ground state","score":0.9559999704360962},{"id":"https://openalex.org/keywords/quantum-field-theory","display_name":"quantum field theory","score":0.6959999799728394},{"id":"https://openalex.org/keywords/many-body-systems","display_name":"many-body systems","score":0.6019999980926514}],"concepts":[],"mesh":[],"locations_count":1,"locations":[{"id":"pmh:oai:irdb.nii.ac.jp:01221:0005185280","doi":null,"is_oa":true,"landing_page_url":"https://repository.kulib.kyoto-u.ac.jp/bitstreams/66bec8ff-535a-427a-86ef-46c6ac1bb742/download","pdf_url":"https://repository.kulib.kyoto-u.ac.jp/bitstreams/66bec8ff-535a-427a-86ef-46c6ac1bb742/download","source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"RIMS Kokyuroku","raw_type":"departmental bulletin paper"}],"best_oa_location":{"id":"pmh:oai:irdb.nii.ac.jp:01221:0005185280","doi":null,"is_oa":true,"landing_page_url":"https://repository.kulib.kyoto-u.ac.jp/bitstreams/66bec8ff-535a-427a-86ef-46c6ac1bb742/download","pdf_url":"https://repository.kulib.kyoto-u.ac.jp/bitstreams/66bec8ff-535a-427a-86ef-46c6ac1bb742/download","source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"RIMS Kokyuroku","raw_type":"departmental bulletin paper"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W7146216079","https://openalex.org/W7145154890","https://openalex.org/W7144942021","https://openalex.org/W7145803832","https://openalex.org/W7146329186","https://openalex.org/W7208534904","https://openalex.org/W7145522414","https://openalex.org/W7145360919","https://openalex.org/W7208533453","https://openalex.org/W7146142413"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-09-11T09:22:31.653822","created_date":"2026-09-04T00:00:00"}