{"id":"https://openalex.org/W993136625","doi":null,"title":"BCS Ground State and XXZ Antiferromagnetic Model as SU(2), SU(1,1) Coherent States: An Algebraic Diagonalization Method","display_name":"BCS Ground State and XXZ Antiferromagnetic Model as SU(2), SU(1,1) Coherent States: An Algebraic Diagonalization Method","publication_year":2002,"publication_date":"2002-01-01","ids":{"openalex":"https://openalex.org/W993136625","mag":"993136625"},"language":"en","primary_location":{"id":"mag:3149304215","doi":null,"is_oa":false,"landing_page_url":"http://www.cqvip.com/QK/83837X/200209/1000418408.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306554944","display_name":"\u7406\u8bba\u7269\u7406\u901a\u8baf\uff1a\u82f1\u6587\u7248","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":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"\u7406\u8bba\u7269\u7406\u901a\u8baf\uff1a\u82f1\u6587\u7248","raw_type":null},"volume":null,"type":"article","indexed_in":[],"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/A5153049277","display_name":"Xie","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xie","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153176515","display_name":"Bing-Hao","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Bing-Hao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153111248","display_name":"Zhang","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153053848","display_name":"Hong-Biao","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hong-Biao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153171670","display_name":"Chen","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chen","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5153110952","display_name":"Jing-Ling","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jing-Ling","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.08798323,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"37","issue":"3","first_page":"292","last_page":"296"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11804","display_name":"Quantum many-body systems","score":0.7231000065803528,"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"}},"topics":[{"id":"https://openalex.org/T11804","display_name":"Quantum many-body systems","score":0.7231000065803528,"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/T10037","display_name":"Physics of Superconductivity and Magnetism","score":0.06449999660253525,"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/T11682","display_name":"Advanced Condensed Matter Physics","score":0.05040000006556511,"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/su-2-coherent-states","display_name":"SU(2) coherent states","score":0.878000020980835},{"id":"https://openalex.org/keywords/su-1-1-coherent-states","display_name":"SU(1,1) coherent states","score":0.9980000257492065},{"id":"https://openalex.org/keywords/mean-field-approximation","display_name":"mean-field approximation","score":0.7919999957084656},{"id":"https://openalex.org/keywords/linear-spin-wave-theory","display_name":"linear spin-wave theory","score":0.7129999995231628},{"id":"https://openalex.org/keywords/eigenstates","display_name":"eigenstates","score":0.6449999809265137}],"concepts":[{"id":"https://openalex.org/C155355069","wikidata":"https://www.wikidata.org/wiki/Q575224","display_name":"Antiferromagnetism","level":2,"score":0.769793689250946},{"id":"https://openalex.org/C9376300","wikidata":"https://www.wikidata.org/wiki/Q168817","display_name":"Algebraic number","level":2,"score":0.6906002163887024},{"id":"https://openalex.org/C69523127","wikidata":"https://www.wikidata.org/wiki/Q4480008","display_name":"Ground state","level":2,"score":0.6742719411849976},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.6493067741394043},{"id":"https://openalex.org/C32955637","wikidata":"https://www.wikidata.org/wiki/Q684363","display_name":"Special unitary group","level":2,"score":0.577832043170929},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.5727071166038513},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5544876456260681},{"id":"https://openalex.org/C182419690","wikidata":"https://www.wikidata.org/wiki/Q205464","display_name":"Algebraic structure","level":2,"score":0.4635184705257416},{"id":"https://openalex.org/C152026323","wikidata":"https://www.wikidata.org/wiki/Q1032070","display_name":"Coherent states","level":3,"score":0.4590533971786499},{"id":"https://openalex.org/C156778621","wikidata":"https://www.wikidata.org/wiki/Q1365748","display_name":"Spectrum (functional analysis)","level":2,"score":0.45284900069236755},{"id":"https://openalex.org/C42704618","wikidata":"https://www.wikidata.org/wiki/Q910917","display_name":"Spin (aerodynamics)","level":2,"score":0.44750484824180603},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.432804673910141},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4207392930984497},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.376731276512146},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.3688089847564697},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.15806999802589417},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","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/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"mag:3149304215","doi":null,"is_oa":false,"landing_page_url":"http://www.cqvip.com/QK/83837X/200209/1000418408.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306554944","display_name":"\u7406\u8bba\u7269\u7406\u901a\u8baf\uff1a\u82f1\u6587\u7248","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":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"\u7406\u8bba\u7269\u7406\u901a\u8baf\uff1a\u82f1\u6587\u7248","raw_type":null},{"id":"mag:993136625","doi":null,"is_oa":false,"landing_page_url":"http://www.cqvip.com/QK/83837X/200203/7565251.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306554944","display_name":"\u7406\u8bba\u7269\u7406\u901a\u8baf\uff1a\u82f1\u6587\u7248","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":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"\u7406\u8bba\u7269\u7406\u901a\u8baf\uff1a\u82f1\u6587\u7248","raw_type":null}],"best_oa_location":null,"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/W2085335217","https://openalex.org/W2951560679","https://openalex.org/W2088881810","https://openalex.org/W2351578128","https://openalex.org/W7098899864","https://openalex.org/W2389245063","https://openalex.org/W3106152815","https://openalex.org/W2028036829","https://openalex.org/W2026851242","https://openalex.org/W2374278238"],"abstract_inverted_index":{"An":[0],"algebraic":[1,32,60],"diagonalization":[2],"method":[3,61],"is":[4,66],"proposed.":[5],"As":[6],"two":[7,41],"examples,":[8],"the":[9,36,39,54,59],"Hamiltonians":[10],"of":[11,38],"BCS":[12],"ground":[13],"stateunder":[14],"mean-field":[15],"approximation":[16],"and":[17],"XXZ":[18],"antiferromagnetic":[19],"model":[20],"in":[21,62],"linear":[22],"spin-wave":[23],"frame":[24],"have":[25],"been":[26],"diagonalized":[27],"byusing":[28],"SU(2),":[29,46],"SU(1,1)":[30,47],"Lie":[31],"method,":[33],"respectively.":[34,50],"Meanwhile,":[35],"eigenstates":[37],"above":[40],"models":[42],"are":[43],"revealedto":[44],"be":[45],"coherent":[48],"states,":[49],"The":[51],"relation":[52],"between":[53],"usual":[55],"Bogoliubov":[56],"Valatin":[57],"transformationand":[58],"a":[63],"special":[64],"case":[65],"also":[67],"discussed.":[68]},"counts_by_year":[],"updated_date":"2026-09-29T14:09:16.559479","created_date":"2016-06-24T00:00:00"}
