{"id":"https://openalex.org/W2007482385","doi":"https://doi.org/10.1080/19475705.2011.563390","title":"Changes in total electron content associated with earthquakes (M > 5) observed from GPS station, Varanasi, India","display_name":"Changes in total electron content associated with earthquakes (M > 5) observed from GPS station, Varanasi, India","publication_year":2011,"publication_date":"2011-05-04","ids":{"openalex":"https://openalex.org/W2007482385","doi":"https://doi.org/10.1080/19475705.2011.563390","mag":"2007482385"},"language":"en","primary_location":{"id":"doi:10.1080/19475705.2011.563390","doi":"https://doi.org/10.1080/19475705.2011.563390","is_oa":false,"landing_page_url":"https://doi.org/10.1080/19475705.2011.563390","pdf_url":null,"source":{"id":"https://openalex.org/S83752769","display_name":"Geomatics Natural Hazards and Risk","issn_l":"1947-5705","issn":["1947-5705","1947-5713"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-d","jufo-1","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Geomatics, Natural Hazards and Risk","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"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/A5043017667","display_name":"Shishir Priyadarshi","orcid":"https://orcid.org/0000-0002-1775-8964","observed_orcids":["https://orcid.org/0000-0002-1775-8964"]},"institutions":[{"id":"https://openalex.org/I91357014","display_name":"Banaras Hindu University","ror":"https://ror.org/04cdn2797","country_code":"IN","type":"education","lineage":["https://openalex.org/I91357014"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"S. Priyadarshi","raw_affiliation_strings":["Atmospheric Research Laboratory","Department of Physics , Atmospheric Research Laboratory , Banaras Hindu University, Varanasi, 221005, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Atmospheric Research Laboratory","institution_ids":[]},{"raw_affiliation_string":"Department of Physics , Atmospheric Research Laboratory , Banaras Hindu University, Varanasi, 221005, India","institution_ids":["https://openalex.org/I91357014"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048128862","display_name":"Sanjay Kumar","orcid":"https://orcid.org/0000-0002-0257-3051","observed_orcids":["https://orcid.org/0000-0002-0257-3051","https://orcid.org/0000-0002-5439-5015"]},"institutions":[{"id":"https://openalex.org/I91357014","display_name":"Banaras Hindu University","ror":"https://ror.org/04cdn2797","country_code":"IN","type":"education","lineage":["https://openalex.org/I91357014"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"S. Kumar","raw_affiliation_strings":["Atmospheric Research Laboratory","Department of Physics , Atmospheric Research Laboratory , Banaras Hindu University, Varanasi, 221005, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Atmospheric Research Laboratory","institution_ids":[]},{"raw_affiliation_string":"Department of Physics , Atmospheric Research Laboratory , Banaras Hindu University, Varanasi, 221005, India","institution_ids":["https://openalex.org/I91357014"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100671224","display_name":"Ashutosh K. Singh","orcid":"https://orcid.org/0000-0001-9734-4229","observed_orcids":["https://orcid.org/0000-0001-9734-4229"]},"institutions":[{"id":"https://openalex.org/I91357014","display_name":"Banaras Hindu University","ror":"https://ror.org/04cdn2797","country_code":"IN","type":"education","lineage":["https://openalex.org/I91357014"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"A. K. Singh","raw_affiliation_strings":["Atmospheric Research Laboratory","Department of Physics , Atmospheric Research Laboratory , Banaras Hindu University, Varanasi, 221005, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Atmospheric Research Laboratory","institution_ids":[]},{"raw_affiliation_string":"Department of Physics , Atmospheric Research Laboratory , Banaras Hindu University, Varanasi, 221005, India","institution_ids":["https://openalex.org/I91357014"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5100671224"],"corresponding_institution_ids":["https://openalex.org/I91357014"],"apc_list":{"value":1460,"currency":"GBP","value_usd":1790},"apc_paid":null,"fwci":0.3352,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":{"value":0.6706264,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"2","issue":"2","first_page":"123","last_page":"139"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12424","display_name":"Earthquake Detection and Analysis","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/T12424","display_name":"Earthquake Detection and Analysis","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/T10110","display_name":"earthquake and tectonic studies","score":0.0,"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/T10787","display_name":"Lightning and Electromagnetic Phenomena","score":0.0,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/total-electron-content","display_name":"total electron content","score":0.996999979019165},{"id":"https://openalex.org/keywords/ionospheric-anomalies","display_name":"ionospheric anomalies","score":0.8659999966621399},{"id":"https://openalex.org/keywords/earthquakes","display_name":"earthquakes","score":0.7059999704360962},{"id":"https://openalex.org/keywords/gps-total-electron-content","display_name":"GPS total electron content","score":0.6019999980926514},{"id":"https://openalex.org/keywords/ionospheric-precursors","display_name":"ionospheric precursors","score":0.6779999732971191},{"id":"https://openalex.org/keywords/varanasi","display_name":"Varanasi","score":0.5120000243186951},{"id":"https://openalex.org/keywords/small-earthquakes","display_name":"small earthquakes","score":0.46299999952316284}],"concepts":[{"id":"https://openalex.org/C176379880","wikidata":"https://www.wikidata.org/wiki/Q18031939","display_name":"TEC","level":3,"score":0.9483880400657654},{"id":"https://openalex.org/C165391973","wikidata":"https://www.wikidata.org/wiki/Q844304","display_name":"Total electron content","level":4,"score":0.9325966835021973},{"id":"https://openalex.org/C116403925","wikidata":"https://www.wikidata.org/wiki/Q162219","display_name":"Ionosphere","level":2,"score":0.7687053680419922},{"id":"https://openalex.org/C2780554747","wikidata":"https://www.wikidata.org/wiki/Q36477","display_name":"Longitude","level":3,"score":0.7174373865127563},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.6337412595748901},{"id":"https://openalex.org/C122523270","wikidata":"https://www.wikidata.org/wiki/Q34027","display_name":"Latitude","level":2,"score":0.6123413443565369},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.5098223090171814},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.49114128947257996},{"id":"https://openalex.org/C68443243","wikidata":"https://www.wikidata.org/wiki/Q2786686","display_name":"Quartile","level":3,"score":0.4361768364906311},{"id":"https://openalex.org/C2991837008","wikidata":"https://www.wikidata.org/wiki/Q42530","display_name":"Low latitude","level":3,"score":0.4140031933784485},{"id":"https://openalex.org/C165205528","wikidata":"https://www.wikidata.org/wiki/Q83371","display_name":"Seismology","level":1,"score":0.35137778520584106},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.1603337824344635},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11929452419281006},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.09373727440834045},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C44249647","wikidata":"https://www.wikidata.org/wiki/Q208498","display_name":"Confidence interval","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1080/19475705.2011.563390","doi":"https://doi.org/10.1080/19475705.2011.563390","is_oa":false,"landing_page_url":"https://doi.org/10.1080/19475705.2011.563390","pdf_url":null,"source":{"id":"https://openalex.org/S83752769","display_name":"Geomatics Natural Hazards and Risk","issn_l":"1947-5705","issn":["1947-5705","1947-5713"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-d","jufo-1","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Geomatics, Natural Hazards and Risk","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320719","display_name":"Department of Science and Technology, Ministry of Science and Technology, India","ror":"https://ror.org/0101xrq71"},{"id":"https://openalex.org/F4320321026","display_name":"Ministry of Earth Sciences","ror":"https://ror.org/013cf5k59"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":66,"referenced_works":["https://openalex.org/W590667645","https://openalex.org/W595429427","https://openalex.org/W1545923740","https://openalex.org/W1621718881","https://openalex.org/W1631625142","https://openalex.org/W1948196805","https://openalex.org/W1965164129","https://openalex.org/W1966191756","https://openalex.org/W1968584580","https://openalex.org/W1969830066","https://openalex.org/W1972871882","https://openalex.org/W1974999586","https://openalex.org/W1980386230","https://openalex.org/W1991339874","https://openalex.org/W1996067118","https://openalex.org/W1999040421","https://openalex.org/W1999664327","https://openalex.org/W2006774124","https://openalex.org/W2013129710","https://openalex.org/W2016677059","https://openalex.org/W2016771481","https://openalex.org/W2019720638","https://openalex.org/W2021500326","https://openalex.org/W2024457631","https://openalex.org/W2025256548","https://openalex.org/W2026466067","https://openalex.org/W2030163404","https://openalex.org/W2032498534","https://openalex.org/W2036392895","https://openalex.org/W2037253596","https://openalex.org/W2043664314","https://openalex.org/W2045413102","https://openalex.org/W2047698345","https://openalex.org/W2050052887","https://openalex.org/W2050334287","https://openalex.org/W2055388025","https://openalex.org/W2057782356","https://openalex.org/W2059214666","https://openalex.org/W2059320842","https://openalex.org/W2065909090","https://openalex.org/W2071646672","https://openalex.org/W2072308023","https://openalex.org/W2073075422","https://openalex.org/W2083553325","https://openalex.org/W2086068384","https://openalex.org/W2101477207","https://openalex.org/W2102131390","https://openalex.org/W2106780066","https://openalex.org/W2107098471","https://openalex.org/W2108805629","https://openalex.org/W2113164407","https://openalex.org/W2121512504","https://openalex.org/W2123234693","https://openalex.org/W2124842970","https://openalex.org/W2143305663","https://openalex.org/W2147719468","https://openalex.org/W2164529755","https://openalex.org/W2164708924","https://openalex.org/W2167411386","https://openalex.org/W2211878899","https://openalex.org/W2567060232","https://openalex.org/W3138934509","https://openalex.org/W4213019392","https://openalex.org/W4285719527","https://openalex.org/W4300926193","https://openalex.org/W4302911705"],"related_works":["https://openalex.org/W2081025016","https://openalex.org/W2093464837","https://openalex.org/W2188484767","https://openalex.org/W2092232407","https://openalex.org/W1963807456","https://openalex.org/W2612536195","https://openalex.org/W3197658215","https://openalex.org/W2053019804","https://openalex.org/W2024328177","https://openalex.org/W2992022532"],"abstract_inverted_index":{"The":[0,90],"total":[1],"electron":[2],"content":[3],"(TEC)":[4],"derived":[5],"from":[6],"the":[7,49,62,98],"global":[8],"positioning":[9],"system":[10],"(GPS)":[11],"at":[12],"Varanasi":[13,42],"(latitude":[14],"25.3\u00b0":[15],"N,":[16],"longitude":[17],"82.99\u00b0":[18],"E),":[19],"India":[20],"has":[21],"been":[22],"measured":[23],"during":[24,43,86],"2007":[25,44],"and":[26,45,64,73,95],"2010.":[27],"We":[28],"have":[29],"chosen":[30],"nine":[31,88],"earthquakes":[32,120],"(M":[33],">":[34],"5)":[35],"that":[36],"occurred":[37],"within":[38,105],"2000":[39],"km":[40],"of":[41,61],"2010":[46],"to":[47,109],"study":[48],"changes":[50],"in":[51,97],"TEC":[52,63],"associated":[53,65,118],"with":[54,119],"these":[55],"earthquakes.":[56,89,110],"A":[57,111],"monthly":[58],"median":[59],"(MM)":[60],"inter":[66],"quartile":[67],"range":[68],"(IQR),":[69],"upper":[70],"bound":[71,75],"(UB)":[72],"lower":[74],"(LB)":[76],"are":[77],"utilized":[78],"as":[79],"a":[80],"reference":[81],"for":[82,115],"identifying":[83],"abnormal":[84],"signals":[85],"all":[87],"results":[91],"show":[92],"anomalous":[93],"reductions":[94],"enhancements":[96],"TEC.":[99],"These":[100],"pre-earthquake":[101],"ionospheric":[102,116],"anomalies":[103,117],"appear":[104],"5":[106],"days":[107],"prior":[108],"possible":[112],"mechanism":[113],"responsible":[114],"is":[121],"discussed.":[122]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":4},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}
