{"id":"https://openalex.org/W1991986320","doi":"https://doi.org/10.1038/332814a0","title":"Superconductivity near 30 K without copper: the Ba0.6K0.4BiO3 perovskite","display_name":"Superconductivity near 30 K without copper: the Ba0.6K0.4BiO3 perovskite","publication_year":1988,"publication_date":"1988-04-01","ids":{"openalex":"https://openalex.org/W1991986320","doi":"https://doi.org/10.1038/332814a0","mag":"1991986320"},"language":"en","primary_location":{"id":"doi:10.1038/332814a0","doi":"https://doi.org/10.1038/332814a0","is_oa":false,"landing_page_url":"https://doi.org/10.1038/332814a0","pdf_url":null,"source":{"id":"https://openalex.org/S137773608","display_name":"Nature","issn_l":"0028-0836","issn":["0028-0836","1476-4687"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","erih-plus","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310319908","host_organization_name":"Nature Portfolio","host_organization_lineage":["https://openalex.org/P4310319908","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Nature Portfolio","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nature","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5030611363","display_name":"R. J. Cava","orcid":"https://orcid.org/0000-0002-3294-6867","observed_orcids":["https://orcid.org/0000-0002-3294-6867"]},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R. J. Cava","raw_affiliation_strings":["AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","Lucent"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","institution_ids":["https://openalex.org/I1283103587"]},{"raw_affiliation_string":"Lucent","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045119468","display_name":"Bertram J. Batlogg","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"B. Batlogg","raw_affiliation_strings":["AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","Lucent"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","institution_ids":["https://openalex.org/I1283103587"]},{"raw_affiliation_string":"Lucent","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027269643","display_name":"James J. Krajewski","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J. J. Krajewski","raw_affiliation_strings":["AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","Lucent"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","institution_ids":["https://openalex.org/I1283103587"]},{"raw_affiliation_string":"Lucent","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082926691","display_name":"Reginald C. Farrow","orcid":"https://orcid.org/0000-0003-2633-6154","observed_orcids":["https://orcid.org/0000-0003-2633-6154"]},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R. Farrow","raw_affiliation_strings":["AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","AT&T BELL LABORATORIES, Murray Hill, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","institution_ids":["https://openalex.org/I1283103587"]},{"raw_affiliation_string":"AT&T BELL LABORATORIES, Murray Hill, USA","institution_ids":["https://openalex.org/I1283103587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052362004","display_name":"L. W. JUN. RUPP","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"L. W. Rupp","raw_affiliation_strings":["AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","Lucent"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","institution_ids":["https://openalex.org/I1283103587"]},{"raw_affiliation_string":"Lucent","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084424624","display_name":"Alice E. White","orcid":"https://orcid.org/0000-0002-7594-2524","observed_orcids":["https://orcid.org/0000-0002-7594-2524"]},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A. E. White","raw_affiliation_strings":["AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","Lucent"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","institution_ids":["https://openalex.org/I1283103587"]},{"raw_affiliation_string":"Lucent","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086961527","display_name":"Kenneth T. Short","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"K. Short","raw_affiliation_strings":["AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","Lucent"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","institution_ids":["https://openalex.org/I1283103587"]},{"raw_affiliation_string":"Lucent","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047173538","display_name":"W. F. JUN. PECK","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W. F. Peck","raw_affiliation_strings":["AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","Lucent"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","institution_ids":["https://openalex.org/I1283103587"]},{"raw_affiliation_string":"Lucent","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047024106","display_name":"Thomas Y. Kometani","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"T. Kometani","raw_affiliation_strings":["AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","Lucent"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Bell Laboratories, Murray Hill, New Jersey, 07974, USA","institution_ids":["https://openalex.org/I1283103587"]},{"raw_affiliation_string":"Lucent","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I1283103587"],"apc_list":{"value":12690,"currency":"USD","value_usd":12690},"apc_paid":null,"fwci":48.6922,"has_fulltext":false,"cited_by_count":1243,"citation_normalized_percentile":{"value":0.99914888,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"332","issue":"6167","first_page":"814","last_page":"816"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10037","display_name":"Physics of Superconductivity and Magnetism","score":0.9678000211715698,"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":0.9678000211715698,"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/T10607","display_name":"Magnetic and transport properties of perovskites and related materials","score":0.02250000089406967,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12588","display_name":"Electronic and Structural Properties of Oxides","score":0.003000000026077032,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/high-temperature-superconductivity","display_name":"high-temperature superconductivity","score":0.8659999966621399},{"id":"https://openalex.org/keywords/ba0-6k0-4bio3","display_name":"Ba0.6K0.4BiO3","score":0.9660000205039978},{"id":"https://openalex.org/keywords/perovskite-superconductors","display_name":"perovskite superconductors","score":0.8790000081062317},{"id":"https://openalex.org/keywords/superconducting-transition-temperature","display_name":"superconducting transition temperature","score":0.871999979019165},{"id":"https://openalex.org/keywords/density-of-states","display_name":"density of states","score":0.5139999985694885}],"concepts":[{"id":"https://openalex.org/C54101563","wikidata":"https://www.wikidata.org/wiki/Q124131","display_name":"Superconductivity","level":2,"score":0.8498385548591614},{"id":"https://openalex.org/C533668322","wikidata":"https://www.wikidata.org/wiki/Q942","display_name":"Bismuth","level":2,"score":0.8382660746574402},{"id":"https://openalex.org/C155011858","wikidata":"https://www.wikidata.org/wiki/Q3036449","display_name":"Perovskite (structure)","level":2,"score":0.7368159890174866},{"id":"https://openalex.org/C2781183027","wikidata":"https://www.wikidata.org/wiki/Q106920642","display_name":"Copper oxide","level":3,"score":0.7354050874710083},{"id":"https://openalex.org/C544778455","wikidata":"https://www.wikidata.org/wiki/Q753","display_name":"Copper","level":2,"score":0.6071917414665222},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.5604753494262695},{"id":"https://openalex.org/C2779851234","wikidata":"https://www.wikidata.org/wiki/Q50690","display_name":"Oxide","level":2,"score":0.55575031042099},{"id":"https://openalex.org/C130893637","wikidata":"https://www.wikidata.org/wiki/Q418279","display_name":"Cuprate","level":3,"score":0.5494095087051392},{"id":"https://openalex.org/C109613756","wikidata":"https://www.wikidata.org/wiki/Q846667","display_name":"High-temperature superconductivity","level":3,"score":0.5305047035217285},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.4741367995738983},{"id":"https://openalex.org/C188198153","wikidata":"https://www.wikidata.org/wiki/Q1613840","display_name":"Limiting","level":2,"score":0.4148067235946655},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.3010477125644684},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.25918346643447876},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.22066864371299744},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.10192427039146423},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1038/332814a0","doi":"https://doi.org/10.1038/332814a0","is_oa":false,"landing_page_url":"https://doi.org/10.1038/332814a0","pdf_url":null,"source":{"id":"https://openalex.org/S137773608","display_name":"Nature","issn_l":"0028-0836","issn":["0028-0836","1476-4687"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","erih-plus","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310319908","host_organization_name":"Nature Portfolio","host_organization_lineage":["https://openalex.org/P4310319908","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Nature Portfolio","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nature","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1485300768","https://openalex.org/W1606554331","https://openalex.org/W2042692036","https://openalex.org/W2074934136","https://openalex.org/W2075216020","https://openalex.org/W2090253056","https://openalex.org/W2329648953","https://openalex.org/W2945636879"],"related_works":["https://openalex.org/W65058629","https://openalex.org/W2332154069","https://openalex.org/W2083454342","https://openalex.org/W6885055316","https://openalex.org/W2025140840","https://openalex.org/W1512150507","https://openalex.org/W2100726069","https://openalex.org/W1993715613","https://openalex.org/W2062920903","https://openalex.org/W2068664338"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":19},{"year":2025,"cited_by_count":24},{"year":2024,"cited_by_count":22},{"year":2023,"cited_by_count":29},{"year":2022,"cited_by_count":36},{"year":2021,"cited_by_count":37},{"year":2020,"cited_by_count":37},{"year":2019,"cited_by_count":30},{"year":2018,"cited_by_count":29},{"year":2017,"cited_by_count":38},{"year":2016,"cited_by_count":25},{"year":2015,"cited_by_count":26},{"year":2014,"cited_by_count":24},{"year":2013,"cited_by_count":14},{"year":2012,"cited_by_count":17}],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2016-06-24T00:00:00"}
