{"id":"https://openalex.org/W205237674","doi":"https://doi.org/10.1038/333748a0","title":"The extended solar activity cycle","display_name":"The extended solar activity cycle","publication_year":1988,"publication_date":"1988-06-01","ids":{"openalex":"https://openalex.org/W205237674","doi":"https://doi.org/10.1038/333748a0","mag":"205237674"},"language":"en","primary_location":{"id":"doi:10.1038/333748a0","doi":"https://doi.org/10.1038/333748a0","is_oa":false,"landing_page_url":"https://doi.org/10.1038/333748a0","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"},"parent_works":[],"lineage":["https://openalex.org/W205237674"],"child_works_count":0,"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/A5103469054","display_name":"P. R. Wilson","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I122411786","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055","country_code":"US","type":"education","lineage":["https://openalex.org/I122411786"]},{"id":"https://openalex.org/I129604602","display_name":"The University of Sydney","ror":"https://ror.org/0384j8v12","country_code":"AU","type":"education","lineage":["https://openalex.org/I129604602"]}],"countries":["AU","US"],"is_corresponding":false,"raw_author_name":"P. R. Wilson","raw_affiliation_strings":["Department of Applied Mathematics, University of Sydney, New South Wales, Australia, 2006","Solar Astronomy, 264-33 Caltech, Pasadena, California, 91125, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Applied Mathematics, University of Sydney, New South Wales, Australia, 2006","institution_ids":["https://openalex.org/I129604602"]},{"raw_affiliation_string":"Solar Astronomy, 264-33 Caltech, Pasadena, California, 91125, USA","institution_ids":["https://openalex.org/I122411786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047733532","display_name":"R. C. Altr\u00f3ck","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210088762","display_name":"National Solar Observatory","ror":"https://ror.org/00b9pg524","country_code":"US","type":"facility","lineage":["https://openalex.org/I1313867356","https://openalex.org/I4210088762"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R. C. Altrocki","raw_affiliation_strings":["Air Force Geophysics Laboratory, National Solar Observatory, Sunspot, New Mexico, 88349, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Air Force Geophysics Laboratory, National Solar Observatory, Sunspot, New Mexico, 88349, USA","institution_ids":["https://openalex.org/I4210088762"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047340401","display_name":"K. L. Harvey","orcid":"https://orcid.org/0000-0002-8484-6710","observed_orcids":["https://orcid.org/0000-0002-8484-6710"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"K. L. Harvey","raw_affiliation_strings":["Solar Physics Research Corporation, Tucson, Arizona, 85718, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Solar Physics Research Corporation, Tucson, Arizona, 85718, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109031849","display_name":"S. F. Martin","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I122411786","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055","country_code":"US","type":"education","lineage":["https://openalex.org/I122411786"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S. F. Martin","raw_affiliation_strings":["Solar Astronomy, 264-33 Caltech, Pasadena, California, 91125, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Solar Astronomy, 264-33 Caltech, Pasadena, California, 91125, USA","institution_ids":["https://openalex.org/I122411786"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5011209787","display_name":"Herschel B. Snodgrass","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74201987","display_name":"Lewis & Clark College","ror":"https://ror.org/013pz1582","country_code":"US","type":"education","lineage":["https://openalex.org/I74201987"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"H. B. Snodgrass","raw_affiliation_strings":["Physics Department, Lewis and Clark College, Portland, Oregon, 97219, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Physics Department, Lewis and Clark College, Portland, Oregon, 97219, USA","institution_ids":["https://openalex.org/I74201987"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":12690,"currency":"USD","value_usd":12690},"apc_paid":null,"fwci":14.09,"has_fulltext":false,"cited_by_count":159,"citation_normalized_percentile":{"value":0.98882171,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"333","issue":"6175","first_page":"748","last_page":"750"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10251","display_name":"Solar and Space Plasma Dynamics","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10251","display_name":"Solar and Space Plasma Dynamics","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10039","display_name":"Stellar, planetary, and galactic studies","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T12836","display_name":"History and Developments in Astronomy","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/torsional-vibration","display_name":"torsional vibration","score":0.9290000200271606},{"id":"https://openalex.org/keywords/butterfly-diagram","display_name":"butterfly diagram","score":0.9620000123977661},{"id":"https://openalex.org/keywords/solar-dynamo","display_name":"solar dynamo","score":0.6190000176429749},{"id":"https://openalex.org/keywords/dynamo-waves","display_name":"dynamo waves","score":0.847000002861023}],"concepts":[{"id":"https://openalex.org/C197370839","wikidata":"https://www.wikidata.org/wiki/Q6582994","display_name":"Sunspot","level":3,"score":0.8000385761260986},{"id":"https://openalex.org/C12980444","wikidata":"https://www.wikidata.org/wiki/Q23538","display_name":"Equator","level":3,"score":0.656570553779602},{"id":"https://openalex.org/C122523270","wikidata":"https://www.wikidata.org/wiki/Q34027","display_name":"Latitude","level":2,"score":0.6147111654281616},{"id":"https://openalex.org/C43867161","wikidata":"https://www.wikidata.org/wiki/Q49385","display_name":"Solar cycle","level":4,"score":0.5904819369316101},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5291429162025452},{"id":"https://openalex.org/C135757623","wikidata":"https://www.wikidata.org/wiki/Q719861","display_name":"Dynamo","level":3,"score":0.5239056348800659},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.4470576047897339},{"id":"https://openalex.org/C144992956","wikidata":"https://www.wikidata.org/wiki/Q1076275","display_name":"Solar cycle 24","level":5,"score":0.4437969923019409},{"id":"https://openalex.org/C171428510","wikidata":"https://www.wikidata.org/wiki/Q2314257","display_name":"Solar minimum","level":5,"score":0.4367717206478119},{"id":"https://openalex.org/C164495641","wikidata":"https://www.wikidata.org/wiki/Q3874259","display_name":"Solar cycle 23","level":5,"score":0.430501788854599},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.42814046144485474},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.35433685779571533},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.3406473398208618},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.25985002517700195},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.20205160975456238},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.09404566884040833},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C108411613","wikidata":"https://www.wikidata.org/wiki/Q79833","display_name":"Solar wind","level":3,"score":0.0},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1038/333748a0","doi":"https://doi.org/10.1038/333748a0","is_oa":false,"landing_page_url":"https://doi.org/10.1038/333748a0","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"},{"id":"mag:205237674","doi":null,"is_oa":false,"landing_page_url":"http://www.osti.gov/scitech/biblio/5707900-extended-solar-activity-cycle","pdf_url":null,"source":{"id":"https://openalex.org/S4306402487","display_name":"OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I139351228","host_organization_name":"Office of Scientific and Technical Information","host_organization_lineage":["https://openalex.org/I139351228"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1964631423","https://openalex.org/W1975301297","https://openalex.org/W1977971109","https://openalex.org/W1979929272","https://openalex.org/W1993207847","https://openalex.org/W1994220105","https://openalex.org/W2000923412","https://openalex.org/W2001201668","https://openalex.org/W2007347981","https://openalex.org/W2008154360","https://openalex.org/W2014470534","https://openalex.org/W2020723430","https://openalex.org/W2021135244","https://openalex.org/W2025084351","https://openalex.org/W2027381915","https://openalex.org/W2035543571","https://openalex.org/W2045863165","https://openalex.org/W2051499433","https://openalex.org/W2071798942","https://openalex.org/W2088769999","https://openalex.org/W2096325074","https://openalex.org/W2134466659","https://openalex.org/W4250503172","https://openalex.org/W6634566618"],"related_works":["https://openalex.org/W2094920496","https://openalex.org/W2884904276","https://openalex.org/W2004270045","https://openalex.org/W2901321542","https://openalex.org/W1963839558","https://openalex.org/W4391842004","https://openalex.org/W52450620","https://openalex.org/W182801298","https://openalex.org/W4232735491","https://openalex.org/W2588338236"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":7},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":7},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2016-06-24T00:00:00"}
