{"id":"https://openalex.org/W2264357191","doi":null,"title":"POLARITY INVERSION FREQUENCY AND DISTRIBUTION","display_name":"POLARITY INVERSION FREQUENCY AND DISTRIBUTION","publication_year":1990,"publication_date":"1990-01-01","ids":{"openalex":"https://openalex.org/W2264357191","mag":"2264357191"},"language":"en","primary_location":{"id":"mag:2264357191","doi":null,"is_oa":false,"landing_page_url":"http://www.cqvip.com/QK/86894X/199019/4001620634.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306542128","display_name":"\u4e2d\u56fd\u79d1\u5b66\u901a\u62a5\uff1a\u82f1\u6587\u7248","issn_l":"2095-9273","issn":["2095-9273","2095-9281"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dongbi-a","jufo-1","ki-jl-1","medline","norway-1","poland-140","russia-white-list-1","vabb-shw"],"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":"\u4e2d\u56fd\u79d1\u5b66\u901a\u62a5\uff1a\u82f1\u6587\u7248","raw_type":null},"volume":null,"type":"article","is_traditional":true,"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/A5044286896","display_name":"\u6731\u65e5\u7965","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"\u6731\u65e5\u7965","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069979441","display_name":"\u5218\u693f","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"\u5218\u693f","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5058820265","display_name":"\u6731\u5c97\u6606","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"\u6731\u5c97\u6606","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3880,"currency":"USD","value_usd":3880},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.22632665,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":"19","first_page":"1632","last_page":"1637"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11786","display_name":"Geomagnetism and Paleomagnetism Studies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11786","display_name":"Geomagnetism and Paleomagnetism Studies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13177","display_name":"Geological and Geophysical Studies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10109","display_name":"Paleontology and Stratigraphy of Fossils","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/geomagnetic-reversals","display_name":"magnetic field reversal","score":0.9610000252723694},{"id":"https://openalex.org/keywords/inversion-frequency","display_name":"inversion frequency","score":0.6890000104904175},{"id":"https://openalex.org/keywords/geomagnetic-dynamo","display_name":"geomagnetic dynamo","score":0.6349999904632568},{"id":"https://openalex.org/keywords/paleomagnetism","display_name":"paleomagnetism","score":0.8730000257492065},{"id":"https://openalex.org/keywords/magnetohydrodynamics","display_name":"magnetohydrodynamics","score":0.7329999804496765}],"concepts":[{"id":"https://openalex.org/C135757623","wikidata":"https://www.wikidata.org/wiki/Q719861","display_name":"Dynamo","level":3,"score":0.7835826873779297},{"id":"https://openalex.org/C199635899","wikidata":"https://www.wikidata.org/wiki/Q6500960","display_name":"Earth's magnetic field","level":3,"score":0.6513117551803589},{"id":"https://openalex.org/C2777361361","wikidata":"https://www.wikidata.org/wiki/Q1112585","display_name":"Polarity (international relations)","level":3,"score":0.6276405453681946},{"id":"https://openalex.org/C1893757","wikidata":"https://www.wikidata.org/wiki/Q3653001","display_name":"Inversion (geology)","level":3,"score":0.6153928637504578},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.6068680286407471},{"id":"https://openalex.org/C42471609","wikidata":"https://www.wikidata.org/wiki/Q1779048","display_name":"Magnetohydrodynamic drive","level":4,"score":0.5755213499069214},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.48422813415527344},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.43416255712509155},{"id":"https://openalex.org/C105094362","wikidata":"https://www.wikidata.org/wiki/Q1269129","display_name":"Dynamo theory","level":4,"score":0.4307313859462738},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.40564438700675964},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.38379669189453125},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.331506609916687},{"id":"https://openalex.org/C31532427","wikidata":"https://www.wikidata.org/wiki/Q2549249","display_name":"Magnetohydrodynamics","level":3,"score":0.20182645320892334},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.20171645283699036},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.10647952556610107},{"id":"https://openalex.org/C165205528","wikidata":"https://www.wikidata.org/wiki/Q83371","display_name":"Seismology","level":1,"score":0.09320729970932007},{"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/C77928131","wikidata":"https://www.wikidata.org/wiki/Q193343","display_name":"Tectonics","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C1491633281","wikidata":"https://www.wikidata.org/wiki/Q7868","display_name":"Cell","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"mag:2264357191","doi":null,"is_oa":false,"landing_page_url":"http://www.cqvip.com/QK/86894X/199019/4001620634.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306542128","display_name":"\u4e2d\u56fd\u79d1\u5b66\u901a\u62a5\uff1a\u82f1\u6587\u7248","issn_l":"2095-9273","issn":["2095-9273","2095-9281"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dongbi-a","jufo-1","ki-jl-1","medline","norway-1","poland-140","russia-white-list-1","vabb-shw"],"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":"\u4e2d\u56fd\u79d1\u5b66\u901a\u62a5\uff1a\u82f1\u6587\u7248","raw_type":null},{"id":"mag:2389462252","doi":null,"is_oa":false,"landing_page_url":"http://en.cnki.com.cn/Article_en/CJFDTOTAL-JXTW199019009.htm","pdf_url":null,"source":{"id":"https://openalex.org/S4210205735","display_name":"Chinese Science Bulletin","issn_l":"1001-6538","issn":["1001-6538","1861-9541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"\u79d1\u5b66\u901a\u62a5(\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/W2041926031","https://openalex.org/W2058471275","https://openalex.org/W3023421016","https://openalex.org/W1968396965","https://openalex.org/W1965919668","https://openalex.org/W2058483954","https://openalex.org/W2912795475","https://openalex.org/W2189152706","https://openalex.org/W320897214","https://openalex.org/W7135749867"],"abstract_inverted_index":{"\u2160.":[0],"INTRODUCTIONAlthough":[1],"the":[2,14,37,44,52,56],"mechanism":[3],"of":[4,25,40,54],"geomagnetic":[5],"polarity":[6],"reversal":[7],"may":[8],"be":[9],"studied":[10,60],"qualitatively":[11],"based":[12],"on":[13,51],"dynamo":[15],"theory,":[16],"it":[17],"is":[18,33,47],"drastically":[19],"difficult":[20],"to":[21],"obtain":[22],"analytic":[23],"solution":[24],"inversion":[26,57],"frequency":[27,58],"from":[28],"magnetohydrodynamic":[29],"equations.":[30],"The":[31],"reason":[32],"that":[34],"so":[35],"far":[36],"true":[38],"picture":[39],"fluid":[41],"movement":[42],"in":[43],"earth\u2019s":[45],"core":[46],"scarcely":[48],"known.":[49],"Based":[50],"results":[53],"paleomagnetism,":[55],"was":[59],"by":[61],"using":[62],"statistics":[63],"theory.":[64]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}