{"id":"https://openalex.org/W7225784455","doi":"https://doi.org/10.1038/s41598-026-80281-y","title":"A catalogue of solar rotation-scale variations in the first Schumann resonance frequency at high latitudes, 2004\u20132024","display_name":"A catalogue of solar rotation-scale variations in the first Schumann resonance frequency at high latitudes, 2004\u20132024","publication_year":2026,"publication_date":"2026-11-11","ids":{"openalex":"https://openalex.org/W7225784455","doi":"https://doi.org/10.1038/s41598-026-80281-y"},"language":"en","primary_location":{"id":"doi:10.1038/s41598-026-80281-y","doi":"https://doi.org/10.1038/s41598-026-80281-y","is_oa":true,"landing_page_url":"https://doi.org/10.1038/s41598-026-80281-y","pdf_url":"https://www.nature.com/articles/s41598-026-80281-y_reference.pdf","source":{"id":"https://openalex.org/S196734849","display_name":"Scientific Reports","issn_l":"2045-2322","issn":["2045-2322"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","doaj","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-140","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Scientific Reports","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.nature.com/articles/s41598-026-80281-y_reference.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5161439495","display_name":"J. Tacza","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210135200","display_name":"Institute of Geophysics Polish Academy of Sciences","ror":"https://ror.org/04rc9d057","country_code":"PL","type":"facility","lineage":["https://openalex.org/I4210135200","https://openalex.org/I99542240"]},{"id":"https://openalex.org/I99542240","display_name":"Polish Academy of Sciences","ror":"https://ror.org/01dr6c206","country_code":"PL","type":"government","lineage":["https://openalex.org/I99542240"]}],"countries":["PL"],"is_corresponding":true,"raw_author_name":"J. Tacza","raw_affiliation_strings":["Institute of Geophysics, Polish Academy of Sciences, Warsaw, Poland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Geophysics, Polish Academy of Sciences, Warsaw, Poland","institution_ids":["https://openalex.org/I4210135200","https://openalex.org/I99542240"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5161446072","display_name":"T. Bozoki","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I103356709","display_name":"Obuda University","ror":"https://ror.org/00ax71d21","country_code":"HU","type":"education","lineage":["https://openalex.org/I103356709"]},{"id":"https://openalex.org/I4210143071","display_name":"HUN-REN Institute of Earth Physics and Space Science","ror":"https://ror.org/05c9vr219","country_code":"HU","type":"facility","lineage":["https://openalex.org/I4210143071"]},{"id":"https://openalex.org/I4387152226","display_name":"Hungarian Research Network","ror":"https://ror.org/04w6pnc49","country_code":"HU","type":"other","lineage":["https://openalex.org/I4387152226"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"T. Bozoki","raw_affiliation_strings":["HUN-REN Institute of Earth Physics and Space Science, Sopron, Hungary","Kand\u00f3 K\u00e1lm\u00e1n Faculty of Electrical Engineering, Obuda University, Budapest, Hungary","Karman Space Center, Obuda University, Budapest, Hungary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"HUN-REN Institute of Earth Physics and Space Science, Sopron, Hungary","institution_ids":["https://openalex.org/I4210143071","https://openalex.org/I4387152226"]},{"raw_affiliation_string":"Kand\u00f3 K\u00e1lm\u00e1n Faculty of Electrical Engineering, Obuda University, Budapest, Hungary","institution_ids":["https://openalex.org/I103356709"]},{"raw_affiliation_string":"Karman Space Center, Obuda University, Budapest, Hungary","institution_ids":["https://openalex.org/I103356709"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029121612","display_name":"J. Tacza","orcid":"https://orcid.org/0000-0002-2625-7803","observed_orcids":["https://orcid.org/0000-0002-2625-7803"]},"institutions":[{"id":"https://openalex.org/I4210143071","display_name":"HUN-REN Institute of Earth Physics and Space Science","ror":"https://ror.org/05c9vr219","country_code":"HU","type":"facility","lineage":["https://openalex.org/I4210143071"]},{"id":"https://openalex.org/I4387152226","display_name":"Hungarian Research Network","ror":"https://ror.org/04w6pnc49","country_code":"HU","type":"other","lineage":["https://openalex.org/I4387152226"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"G. Satori","raw_affiliation_strings":["HUN-REN Institute of Earth Physics and Space Science, Sopron, Hungary"],"raw_orcid":"https://orcid.org/0000-0002-2625-7803","affiliations":[{"raw_affiliation_string":"HUN-REN Institute of Earth Physics and Space Science, Sopron, Hungary","institution_ids":["https://openalex.org/I4210143071","https://openalex.org/I4387152226"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051667061","display_name":"Anne Neska","orcid":"https://orcid.org/0000-0001-6749-2052","observed_orcids":["https://orcid.org/0000-0001-6749-2052"]},"institutions":[{"id":"https://openalex.org/I4210135200","display_name":"Institute of Geophysics Polish Academy of Sciences","ror":"https://ror.org/04rc9d057","country_code":"PL","type":"facility","lineage":["https://openalex.org/I4210135200","https://openalex.org/I99542240"]},{"id":"https://openalex.org/I99542240","display_name":"Polish Academy of Sciences","ror":"https://ror.org/01dr6c206","country_code":"PL","type":"government","lineage":["https://openalex.org/I99542240"]}],"countries":["PL"],"is_corresponding":false,"raw_author_name":"A. Neska","raw_affiliation_strings":["Institute of Geophysics, Polish Academy of Sciences, Warsaw, Poland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Geophysics, Polish Academy of Sciences, Warsaw, Poland","institution_ids":["https://openalex.org/I4210135200","https://openalex.org/I99542240"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004146448","display_name":"Tero Raita","orcid":"https://orcid.org/0000-0002-0455-5746","observed_orcids":["https://orcid.org/0000-0002-0455-5746"]},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"T. Raita","raw_affiliation_strings":["Sodankyl\u00e4 Geophysical Observatory, University of Oulu, Sodankyl\u00e4, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sodankyl\u00e4 Geophysical Observatory, University of Oulu, Sodankyl\u00e4, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5161477513","display_name":"J. Bor","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210143071","display_name":"HUN-REN Institute of Earth Physics and Space Science","ror":"https://ror.org/05c9vr219","country_code":"HU","type":"facility","lineage":["https://openalex.org/I4210143071"]},{"id":"https://openalex.org/I4387152226","display_name":"Hungarian Research Network","ror":"https://ror.org/04w6pnc49","country_code":"HU","type":"other","lineage":["https://openalex.org/I4387152226"]},{"id":"https://openalex.org/I85686399","display_name":"University of Sopron","ror":"https://ror.org/05nj7my03","country_code":"HU","type":"education","lineage":["https://openalex.org/I85686399"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"J. Bor","raw_affiliation_strings":["HUN-REN Institute of Earth Physics and Space Science, Sopron, Hungary","Institute of Geomatics and Civil Engineering, Faculty of Forestry, University of Sopron, Sopron, Hungary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"HUN-REN Institute of Earth Physics and Space Science, Sopron, Hungary","institution_ids":["https://openalex.org/I4210143071","https://openalex.org/I4387152226"]},{"raw_affiliation_string":"Institute of Geomatics and Civil Engineering, Faculty of Forestry, University of Sopron, Sopron, Hungary","institution_ids":["https://openalex.org/I85686399"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5161439495"],"corresponding_institution_ids":["https://openalex.org/I4210135200","https://openalex.org/I99542240"],"apc_list":{"value":2690,"currency":"USD","value_usd":2690},"apc_paid":{"value":2690,"currency":"USD","value_usd":2690},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10787","display_name":"Lightning and Electromagnetic Phenomena","score":0.7538999915122986,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"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/T10787","display_name":"Lightning and Electromagnetic Phenomena","score":0.7538999915122986,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"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/T10159","display_name":"Ionosphere and magnetosphere dynamics","score":0.18029999732971191,"subfield":{"id":"https://openalex.org/subfields/1912","display_name":"Space and Planetary Science"},"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/T12424","display_name":"Earthquake Detection and Analysis","score":0.022299999371170998,"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"}}],"keywords":[],"concepts":[{"id":"https://openalex.org/C77203916","wikidata":"https://www.wikidata.org/wiki/Q916906","display_name":"Schumann resonances","level":3,"score":0.9591000080108643},{"id":"https://openalex.org/C199635899","wikidata":"https://www.wikidata.org/wiki/Q6500960","display_name":"Earth's magnetic field","level":3,"score":0.6331999897956848},{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.5633999705314636},{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.5486000180244446},{"id":"https://openalex.org/C69398868","wikidata":"https://www.wikidata.org/wiki/Q129052","display_name":"Lightning (connector)","level":3,"score":0.5200999975204468},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5102999806404114},{"id":"https://openalex.org/C196216189","wikidata":"https://www.wikidata.org/wiki/Q2867","display_name":"Wavelet transform","level":3,"score":0.448199987411499},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.44339999556541443},{"id":"https://openalex.org/C139210041","wikidata":"https://www.wikidata.org/wiki/Q2145840","display_name":"Resonance (particle physics)","level":2,"score":0.4318000078201294},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.42879998683929443},{"id":"https://openalex.org/C181500209","wikidata":"https://www.wikidata.org/wiki/Q215328","display_name":"Excited state","level":2,"score":0.4088999927043915},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.37709999084472656},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.358599990606308},{"id":"https://openalex.org/C47091857","wikidata":"https://www.wikidata.org/wiki/Q4118612","display_name":"Coherence time","level":3,"score":0.3578999936580658},{"id":"https://openalex.org/C46141821","wikidata":"https://www.wikidata.org/wiki/Q209402","display_name":"Nuclear magnetic resonance","level":1,"score":0.30720001459121704},{"id":"https://openalex.org/C92545706","wikidata":"https://www.wikidata.org/wiki/Q902174","display_name":"Radio spectrum","level":2,"score":0.28380000591278076},{"id":"https://openalex.org/C149773537","wikidata":"https://www.wikidata.org/wiki/Q12969754","display_name":"Electromagnetic radiation","level":2,"score":0.2775999903678894},{"id":"https://openalex.org/C2778116611","wikidata":"https://www.wikidata.org/wiki/Q25110567","display_name":"Frequency band","level":3,"score":0.27230000495910645},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.26249998807907104},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.25290000438690186}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1038/s41598-026-80281-y","doi":"https://doi.org/10.1038/s41598-026-80281-y","is_oa":true,"landing_page_url":"https://doi.org/10.1038/s41598-026-80281-y","pdf_url":"https://www.nature.com/articles/s41598-026-80281-y_reference.pdf","source":{"id":"https://openalex.org/S196734849","display_name":"Scientific Reports","issn_l":"2045-2322","issn":["2045-2322"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","doaj","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-140","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Scientific Reports","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1038/s41598-026-80281-y","doi":"https://doi.org/10.1038/s41598-026-80281-y","is_oa":true,"landing_page_url":"https://doi.org/10.1038/s41598-026-80281-y","pdf_url":"https://www.nature.com/articles/s41598-026-80281-y_reference.pdf","source":{"id":"https://openalex.org/S196734849","display_name":"Scientific Reports","issn_l":"2045-2322","issn":["2045-2322"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","doaj","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-140","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Scientific Reports","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7225784455.pdf","grobid_xml":"https://content.openalex.org/works/W7225784455.grobid-xml"},"referenced_works_count":23,"referenced_works":["https://openalex.org/W1913581571","https://openalex.org/W1967801197","https://openalex.org/W1977252418","https://openalex.org/W1978040133","https://openalex.org/W1989491465","https://openalex.org/W2018831847","https://openalex.org/W2025905639","https://openalex.org/W2030463924","https://openalex.org/W2037686642","https://openalex.org/W2053638973","https://openalex.org/W2081422473","https://openalex.org/W2140339061","https://openalex.org/W2151296816","https://openalex.org/W2165448806","https://openalex.org/W2293040502","https://openalex.org/W2334005287","https://openalex.org/W2337285189","https://openalex.org/W2608108889","https://openalex.org/W2888301604","https://openalex.org/W2944958896","https://openalex.org/W3138183084","https://openalex.org/W3178027320","https://openalex.org/W4377090271"],"related_works":[],"abstract_inverted_index":{"Abstract":[0],"Schumann":[1],"resonances":[2,9],"(SR)":[3],"are":[4],"extremely":[5],"low-frequency":[6],"(ELF)":[7],"electromagnetic":[8],"of":[10,32,66,179,266,281],"the":[11,26,33,67,99,110,117,161,176,197,218,254,287,300],"Earth\u2013ionosphere":[12],"cavity,":[13,34],"excited":[14],"primarily":[15],"by":[16],"global":[17],"lightning":[18,158],"activity.":[19],"Their":[20],"modal":[21],"frequencies":[22],"can":[23,306],"vary":[24],"with":[25,150,196,214,227,271,283],"effective":[27],"electrical":[28],"properties":[29],"and":[30,75,87,103,122,146,157,164,171,183,217,220],"dimensions":[31],"including":[35],"lower-ionospheric":[36],"conditions.":[37],"Solar-rotation-scale":[38],"variability":[39,305],"has":[40,55],"been":[41,58],"reported":[42],"in":[43,49,78,98,109,175,205,244,308],"SR":[44,51,69,310],"parameters,":[45],"but":[46],"its":[47],"appearance":[48],"long-term":[50],"frequency":[52],"time":[53,90,120,247],"series":[54,91,121],"not":[56,258],"yet":[57],"systematically":[59],"studied.":[60],"We":[61,167],"analyzed":[62],"daily":[63],"peak-frequency":[64],"measurements":[65],"first-mode":[68],"(F1)":[70],"from":[71,81],"Hornsund":[72],"(Svalbard),":[73],"Ivalo,":[74],"Rovaniemi":[76],"(both":[77],"northern":[79],"Finland)":[80],"2004/2005":[82],"to":[83],"2024.":[84],"The":[85,188],"north\u2013south":[86],"east\u2013west":[88],"component":[89],"were":[92,114,133,185],"examined":[93,147],"for":[94,251,278],"time-localized":[95,173,314],"wavelet":[96,165],"power":[97],"predefined":[100],"25\u201329-day,":[101],"12\u201315-day,":[102],"8\u201311-day":[104],"bands.":[105],"Temporally":[106],"overlapping":[107],"detections":[108],"same":[111],"target":[112],"band":[113],"grouped":[115],"across":[116,201],"six":[118],"F1":[119,144,246,311],"labeled":[123],"as":[124,135,312,318],"events.":[125,137,187],"Events":[126],"detected":[127],"at":[128],"two":[129],"or":[130,233,263],"more":[131],"stations":[132,204],"defined":[134],"multi-station":[136,186],"For":[138],"these":[139,297],"events,":[140,282],"we":[141],"estimated":[142],"band-limited":[143],"amplitudes":[145],"their":[148],"relationships":[149],"solar-wind":[151,215,267],"speed,":[152],"geomagnetic":[153,222],"indices,":[154],"solar-radiation":[155],"proxies,":[156],"counts":[159],"using":[160],"cross-wavelet":[162],"transform":[163],"coherence.":[166],"identified":[168],"8,":[169],"29,":[170],"68":[172],"events":[174,225],"respective":[177],"bands,":[178],"which":[180],"2,":[181],"4,":[182],"25":[184],"25\u201329-day":[189],"activity":[190],"was":[191,211],"episodic":[192],"rather":[193,316],"than":[194,317],"persistent,":[195],"clearest":[198],"case":[199],"occurring":[200],"all":[202],"three":[203],"late":[206],"2020.":[207],"Same-band,":[208],"phase-stable":[209,242],"coherence":[210,243],"found":[212],"mainly":[213],"speed":[216],"AE":[219],"Kp":[221],"indices.":[223],"Many":[224],"coincided":[226],"high-speed":[228],"streams,":[229],"stream":[230],"interaction":[231],"regions,":[232],"ICME/sheath":[234],"intervals,":[235],"although":[236],"only":[237],"a":[238,319],"subset":[239],"showed":[240],"same-band,":[241],"individual":[245,260],"series.":[248],"After":[249],"correction":[250],"multiple":[252],"comparisons,":[253],"timing":[255],"tests":[256],"did":[257],"establish":[259],"event\u2013driver":[261],"associations":[262],"an":[264,279],"excess":[265,280],"event":[268],"overlaps.":[269],"Comparisons":[270],"simulated":[272],"records":[273],"provided":[274],"limited":[275],"statistical":[276,298],"support":[277],"results":[284],"depending":[285],"on":[286],"assumed":[288],"background.":[289],"No":[290],"single":[291],"driver":[292],"could":[293],"be":[294],"established.":[295],"Within":[296],"limits,":[299],"findings":[301],"indicate":[302],"that":[303],"solar-rotation-timescale":[304],"appear":[307],"high-latitude":[309],"small,":[313],"modulations":[315],"persistent":[320],"27-day":[321],"oscillation.":[322]},"counts_by_year":[],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2026-11-12T00:00:00"}
