{"id":"https://openalex.org/W2004309507","doi":"https://doi.org/10.1016/s0921-4526(98)00933-8","title":"Crossover in the attractive one-dimensional Hubbard model for general electron concentrations","display_name":"Crossover in the attractive one-dimensional Hubbard model for general electron concentrations","publication_year":1999,"publication_date":"1999-01-01","ids":{"openalex":"https://openalex.org/W2004309507","doi":"https://doi.org/10.1016/s0921-4526(98)00933-8","mag":"2004309507"},"language":"en","primary_location":{"id":"doi:10.1016/s0921-4526(98)00933-8","doi":"https://doi.org/10.1016/s0921-4526(98)00933-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0921-4526(98)00933-8","pdf_url":null,"source":{"id":"https://openalex.org/S34296711","display_name":"Physica B Condensed Matter","issn_l":"0921-4526","issn":["0921-4526","1873-2135"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","jufo-1","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physica B: Condensed Matter","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5017508649","display_name":"ARMEN N. KOCHARIAN","orcid":"https://orcid.org/0000-0003-4974-7562","observed_orcids":["https://orcid.org/0000-0003-4974-7562"]},"institutions":[{"id":"https://openalex.org/I157638225","display_name":"California State University, Northridge","ror":"https://ror.org/005f5hv41","country_code":"US","type":"education","lineage":["https://openalex.org/I157638225"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A.N Kocharian","raw_affiliation_strings":["Department of Physics and Astronomy, California State University, Northridge, CA 91330, USA","Department of Physics & Astronomy, California State University, Northridge, CA 91330, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy, California State University, Northridge, CA 91330, USA","institution_ids":["https://openalex.org/I157638225"]},{"raw_affiliation_string":"Department of Physics & Astronomy, California State University, Northridge, CA 91330, USA","institution_ids":["https://openalex.org/I157638225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072511577","display_name":"Chia\u2010Wei Yang","orcid":"https://orcid.org/0000-0002-0950-5510","observed_orcids":["https://orcid.org/0000-0002-0950-5510"]},"institutions":[{"id":"https://openalex.org/I107470533","display_name":"Tamkang University","ror":"https://ror.org/04tft4718","country_code":"TW","type":"education","lineage":["https://openalex.org/I107470533"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"C Yang","raw_affiliation_strings":["Department of Physics, Tamkang University, Tamsui, Taiwan 251, People's Republic of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, Tamkang University, Tamsui, Taiwan 251, People's Republic of China","institution_ids":["https://openalex.org/I107470533"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113572116","display_name":"Y. L. Chiang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I107470533","display_name":"Tamkang University","ror":"https://ror.org/04tft4718","country_code":"TW","type":"education","lineage":["https://openalex.org/I107470533"]},{"id":"https://openalex.org/I205612303","display_name":"Chinese Culture University","ror":"https://ror.org/04shepe48","country_code":"TW","type":"education","lineage":["https://openalex.org/I205612303"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Y.L Chiang","raw_affiliation_strings":["Department of Physics, Chinese Culture University, Taipei, Taiwan 111, People's Republic of China","Department of Physics, Tamkang University, Tamsui, Taiwan 251, People's Republic of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, Chinese Culture University, Taipei, Taiwan 111, People's Republic of China","institution_ids":["https://openalex.org/I205612303"]},{"raw_affiliation_string":"Department of Physics, Tamkang University, Tamsui, Taiwan 251, People's Republic of China","institution_ids":["https://openalex.org/I107470533"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056810686","display_name":"Nicholas Kioussis","orcid":"https://orcid.org/0000-0002-3277-3716","observed_orcids":["https://orcid.org/0000-0002-3277-3716"]},"institutions":[{"id":"https://openalex.org/I157638225","display_name":"California State University, Northridge","ror":"https://ror.org/005f5hv41","country_code":"US","type":"education","lineage":["https://openalex.org/I157638225"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"N Kioussis","raw_affiliation_strings":["Department of Physics and Astronomy, California State University, Northridge, CA 91330, USA","Department of Physics & Astronomy, California State University, Northridge, CA 91330, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy, California State University, Northridge, CA 91330, USA","institution_ids":["https://openalex.org/I157638225"]},{"raw_affiliation_string":"Department of Physics & Astronomy, California State University, Northridge, CA 91330, USA","institution_ids":["https://openalex.org/I157638225"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5072511577"],"corresponding_institution_ids":["https://openalex.org/I107470533"],"apc_list":{"value":3250,"currency":"USD","value_usd":3250},"apc_paid":null,"fwci":1.2392,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.77949809,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"259-261","issue":null,"first_page":"739","last_page":"741"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10037","display_name":"Physics of Superconductivity and Magnetism","score":0.9688000082969666,"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"}},"topics":[{"id":"https://openalex.org/T10037","display_name":"Physics of Superconductivity and Magnetism","score":0.9688000082969666,"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"}},{"id":"https://openalex.org/T10425","display_name":"Cold Atom Physics and Bose-Einstein Condensates","score":0.016200000420212746,"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/T11804","display_name":"Quantum many-body systems","score":0.010099999606609344,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/attractive-hubbard-model","display_name":"attractive Hubbard model","score":0.968999981880188},{"id":"https://openalex.org/keywords/one-dimensional-hubbard-model","display_name":"one-dimensional Hubbard model","score":0.7879999876022339},{"id":"https://openalex.org/keywords/bcs-bec-crossover","display_name":"BCS-BEC crossover","score":0.8149999976158142},{"id":"https://openalex.org/keywords/ground-state-properties","display_name":"ground-state properties","score":0.6620000004768372},{"id":"https://openalex.org/keywords/double-occupancy","display_name":"double occupancy","score":0.7059999704360962},{"id":"https://openalex.org/keywords/self-consistent-field-theory","display_name":"self-consistent field theory","score":0.699999988079071},{"id":"https://openalex.org/keywords/electron-density","display_name":"electron density","score":0.44600000977516174},{"id":"https://openalex.org/keywords/kinetic-energy","display_name":"kinetic energy","score":0.42899999022483826}],"concepts":[{"id":"https://openalex.org/C122507166","wikidata":"https://www.wikidata.org/wiki/Q628906","display_name":"Crossover","level":2,"score":0.7395054697990417},{"id":"https://openalex.org/C77843276","wikidata":"https://www.wikidata.org/wiki/Q831226","display_name":"Bethe ansatz","level":3,"score":0.7354965806007385},{"id":"https://openalex.org/C106074065","wikidata":"https://www.wikidata.org/wiki/Q1571298","display_name":"Hubbard model","level":3,"score":0.6731054186820984},{"id":"https://openalex.org/C25536358","wikidata":"https://www.wikidata.org/wiki/Q106667","display_name":"Superfluidity","level":2,"score":0.666640043258667},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.5885441303253174},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5850515961647034},{"id":"https://openalex.org/C69523127","wikidata":"https://www.wikidata.org/wiki/Q4480008","display_name":"Ground state","level":2,"score":0.5816062092781067},{"id":"https://openalex.org/C54101563","wikidata":"https://www.wikidata.org/wiki/Q124131","display_name":"Superconductivity","level":2,"score":0.5796260237693787},{"id":"https://openalex.org/C130979935","wikidata":"https://www.wikidata.org/wiki/Q568954","display_name":"Ansatz","level":2,"score":0.5092097520828247},{"id":"https://openalex.org/C147120987","wikidata":"https://www.wikidata.org/wiki/Q2225","display_name":"Electron","level":2,"score":0.5029334425926208},{"id":"https://openalex.org/C135889238","wikidata":"https://www.wikidata.org/wiki/Q46276","display_name":"Kinetic energy","level":2,"score":0.5005502700805664},{"id":"https://openalex.org/C121282732","wikidata":"https://www.wikidata.org/wiki/Q722131","display_name":"BCS theory","level":4,"score":0.4588208496570587},{"id":"https://openalex.org/C14103023","wikidata":"https://www.wikidata.org/wiki/Q11681459","display_name":"Pairing","level":3,"score":0.38693854212760925},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.33576953411102295},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.0},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/s0921-4526(98)00933-8","doi":"https://doi.org/10.1016/s0921-4526(98)00933-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0921-4526(98)00933-8","pdf_url":null,"source":{"id":"https://openalex.org/S34296711","display_name":"Physica B Condensed Matter","issn_l":"0921-4526","issn":["0921-4526","1873-2135"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","jufo-1","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physica B: Condensed Matter","raw_type":"journal-article"},{"id":"pmh:oai:tkuir.lib.tku.edu.tw:987654321/72725","doi":null,"is_oa":false,"landing_page_url":"https://tkuir.lib.tku.edu.tw/dspace/handle/987654321/72725","pdf_url":null,"source":{"id":"https://openalex.org/S4406922698","display_name":"Tamkang University Institutional Repository (TKUIR)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1963725256","https://openalex.org/W1978623490","https://openalex.org/W1999413193","https://openalex.org/W2006805535","https://openalex.org/W2017047706","https://openalex.org/W2047240241","https://openalex.org/W2051651396","https://openalex.org/W2059581111","https://openalex.org/W2075447811","https://openalex.org/W2117862525"],"related_works":["https://openalex.org/W2014120612","https://openalex.org/W2029846006","https://openalex.org/W7220678117","https://openalex.org/W2013907034","https://openalex.org/W1978026478","https://openalex.org/W4221164207","https://openalex.org/W4225275121","https://openalex.org/W2002991259","https://openalex.org/W2007969409","https://openalex.org/W1817885289"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2016-06-24T00:00:00"}