{"id":"https://openalex.org/W2468679571","doi":null,"title":"A regional topside-ionospheric subsidence during the Wenchuan Earthquake of 2008 observed from aboard the DEMETER spacecraft: Seismic respondency of the topside-ionosphere","display_name":"A regional topside-ionospheric subsidence during the Wenchuan Earthquake of 2008 observed from aboard the DEMETER spacecraft: Seismic respondency of the topside-ionosphere","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W2468679571","mag":"2468679571"},"language":"en","primary_location":{"id":"mag:2468679571","doi":null,"is_oa":false,"landing_page_url":"http://ir.nssc.ac.cn/bitstream/122/3029/1/20112375-2379.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"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/A5034061778","display_name":"Li L\u00fc","orcid":"https://orcid.org/0000-0003-1127-4632","observed_orcids":["https://orcid.org/0000-0003-1127-4632"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Li L\u00fc","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-1127-4632","affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"J. Cao","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. Cao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110807884","display_name":"Susan M. P. McKenna-Lawlor","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S. McKenna\u2010Lawlor","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113497735","display_name":"Xu Hui Shen","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xu Shen","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5103006498","display_name":"Yun Wu","orcid":"https://orcid.org/0000-0001-6501-310X","observed_orcids":["https://orcid.org/0000-0001-6501-310X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yun Wu","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.2431604,"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/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/T10159","display_name":"Ionosphere and magnetosphere dynamics","score":0.0,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/wenchuan-earthquake","display_name":"Wenchuan earthquake","score":0.6890000104904175},{"id":"https://openalex.org/keywords/topside-ionosphere","display_name":"topside ionosphere","score":0.7990000247955322},{"id":"https://openalex.org/keywords/ionospheric-precursors","display_name":"ionospheric precursors","score":0.7620000243186951},{"id":"https://openalex.org/keywords/demeter-satellite","display_name":"DEMETER satellite","score":0.6309999823570251},{"id":"https://openalex.org/keywords/electron-density","display_name":"electron density","score":0.6919999718666077},{"id":"https://openalex.org/keywords/electron-temperature","display_name":"electron temperature","score":0.9110000133514404},{"id":"https://openalex.org/keywords/vertical-electric-field","display_name":"vertical electric field","score":0.9860000014305115},{"id":"https://openalex.org/keywords/eb-drift","display_name":"E\u00d7B drift","score":0.7749999761581421},{"id":"https://openalex.org/keywords/aftershocks","display_name":"aftershocks","score":0.9779999852180481},{"id":"https://openalex.org/keywords/geomagnetic-activity","display_name":"geomagnetic activity","score":0.5320000052452087},{"id":"https://openalex.org/keywords/earthquake-detection","display_name":"earthquake detection","score":0.4880000054836273},{"id":"https://openalex.org/keywords/ionospheric-monitoring","display_name":"ionospheric monitoring","score":0.41600000858306885},{"id":"https://openalex.org/keywords/langmuir-probes","display_name":"Langmuir probes","score":0.7519999742507935},{"id":"https://openalex.org/keywords/plasma-analyzer","display_name":"plasma analyzer","score":0.9010000228881836},{"id":"https://openalex.org/keywords/electric-field-probe","display_name":"electric field probe","score":0.6389999985694885}],"concepts":[{"id":"https://openalex.org/C116403925","wikidata":"https://www.wikidata.org/wiki/Q162219","display_name":"Ionosphere","level":2,"score":0.8298653364181519},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.5969811677932739},{"id":"https://openalex.org/C60799052","wikidata":"https://www.wikidata.org/wiki/Q46221","display_name":"Electric field","level":2,"score":0.46045735478401184},{"id":"https://openalex.org/C6350597","wikidata":"https://www.wikidata.org/wiki/Q339495","display_name":"Altitude (triangle)","level":2,"score":0.4571603834629059},{"id":"https://openalex.org/C156801008","wikidata":"https://www.wikidata.org/wiki/Q308442","display_name":"Aftershock","level":2,"score":0.453311949968338},{"id":"https://openalex.org/C125485243","wikidata":"https://www.wikidata.org/wiki/Q905186","display_name":"Electron density","level":3,"score":0.44243088364601135},{"id":"https://openalex.org/C199635899","wikidata":"https://www.wikidata.org/wiki/Q6500960","display_name":"Earth's magnetic field","level":3,"score":0.4169911742210388},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.4038786292076111},{"id":"https://openalex.org/C165205528","wikidata":"https://www.wikidata.org/wiki/Q83371","display_name":"Seismology","level":1,"score":0.394838809967041},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.37180954217910767},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.3680298924446106},{"id":"https://openalex.org/C82706917","wikidata":"https://www.wikidata.org/wiki/Q10251","display_name":"Plasma","level":2,"score":0.2408296763896942},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.18540719151496887},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.17702531814575195},{"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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2468679571","doi":null,"is_oa":false,"landing_page_url":"http://ir.nssc.ac.cn/bitstream/122/3029/1/20112375-2379.pdf","pdf_url":null,"source":null,"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":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2022428757","https://openalex.org/W3046907234","https://openalex.org/W2165884927","https://openalex.org/W2052057373","https://openalex.org/W2061879561","https://openalex.org/W2011251238","https://openalex.org/W2170292401","https://openalex.org/W1990410498","https://openalex.org/W2114216426","https://openalex.org/W3109192377"],"abstract_inverted_index":{"Topside-ionospheric":[0],"parameters":[1,76,130],"recorded":[2,166],"by":[3,56,322],"the":[4,20,27,46,50,79,92,103,108,112,116,141,144,180,196,209,215,226,229,236,260,268,271,281,287,309,312,319,332],"Instruments":[5],":":[6],"Sonde":[7],"de":[8,12],"Langmuir":[9],"(ISL),":[10],"Analyseur":[11],"Plasma":[13],"(IAP)":[14],"and":[15,71,96,115,126,136,150,167,201,214,249,266],"Capteur":[16],"Electrique":[17],"(ICE)":[18],"onboard":[19],"DEMETER":[21],"spacecraft":[22,109,294],"during":[23,179],"85":[24],"days":[25,90],"spanning":[26],"M8.0":[28,93],"Wenchuan":[29,320],"Earthquake":[30,183],"on":[31,140,148,174,184],"12":[32],"May,":[33,176,186],"2008":[34,88,187],"were":[35,83,165],"investigated":[36,52],"statistically.":[37],"The":[38,206,232],"influence":[39],"of":[40,74,107,143,190,204,225,262,273,289,311,331,347],"geomagnetic":[41],"activity":[42],"was":[43,276],"removed":[44],"from":[45],"records":[47],"through":[48],"confining":[49],"data":[51],"to":[53,100,121,163,170,221,246,254,286,301,343],"periods":[54],"characterized":[55],"(Dst":[57],"\u2265":[58],"-30":[59],"nT,":[60],"Kp":[61],"&le":[62,65],"3+,":[63],"AE":[64],"200":[66],"nT).":[67],"Spatiotemporal":[68],"intensity":[69],"distributions":[70],"twodimensional":[72],"maps":[73],"topside-ionospheric":[75],"measured":[77],"in":[78,154,235,292,308,337],"earthquake":[80,145,321],"preparation":[81],"area":[82],"analyzed.":[84],"From":[85],"7":[86],"May":[87,125,128,152],"(5":[89],"before":[91],"earthquake),":[94],"electron":[95,113,216],"ion":[97],"densities":[98],"began":[99],"decrease":[101],"at":[102,194,304],"670":[104],"km":[105],"altitude":[106],"while,":[110],"simultaneously,":[111],"temperature":[114,217],"vertical":[117,239],"electric":[118,240],"field":[119,241],"started":[120],"increase.":[122],"On":[123],"9":[124],"10":[127],"these":[129,155],"attained":[131],"their":[132,171],"respective":[133],"minimum/maximum":[134],"values":[135,173],"they":[137,168],"decreased/increased":[138],"again":[139],"day":[142],"itself.":[146],"Also,":[147],"13":[149],"15":[151],"fluctuations":[153],"seismic-sensitive":[156],"parameters,":[157],"which":[158],"may":[159],"have":[160],"been":[161],"related":[162],"aftershocks,":[164],"reverted":[169],"normal":[172],"19":[175],"2008.":[177],"Thereafter,":[178],"Qingchuan":[181],"M6.4":[182],"25":[185],"a":[188,223,340],"sequence":[189],"similar":[191],"variations":[192,316],"occurred":[193],"about":[195],"same":[197],"location":[198],"(1.6\u00b0":[199],"north":[200],"2.0\u00b0":[202],"east":[203],"Wenchuan).":[205],"fact":[207,269],"that":[208,270,317,328],"regional":[210],"plasma":[211,314,335],"density":[212,315],"decreased":[213],"increased":[218],"is":[219,326],"interpreted":[220],"indicate":[222],"sinking":[224],"ionosphere":[227,264],"above":[228,280],"epicentral":[230],"area.":[231],"observed":[233],"increase":[234],"local":[237],"earthward":[238],"would":[242],"cause":[243],"ionospheric":[244,313,334,345],"ions":[245],"flow":[247],"downward":[248],"simultaneously":[250],"shift":[251],"eastward":[252],"due":[253],"E?B":[255],"drift.":[256],"This":[257],"can":[258],"explain":[259],"occurrence":[261],"toplevel":[263],"subsidence":[265,275],"also":[267],"center":[272],"this":[274],"not":[277],"located":[278],"directly":[279],"epicenter":[282],"but,":[283],"rather,":[284],"displaced":[285],"south-east":[288],"it.":[290],"Although":[291],"situ":[293],"measurements":[295,303],"are":[296],"typically":[297],"constrained":[298],"with":[299],"respect":[300],"providing":[302],"high":[305],"spatiotemporal":[306],"resolution,":[307],"light":[310],"preceded":[318],"five":[323],"days,":[324],"it":[325],"suggested":[327],"remote":[329],"monitoring":[330],"global":[333],"might":[336],"future":[338],"provide":[339],"useful":[341],"means":[342],"detect":[344],"precursors":[346],"seismic":[348],"activity.":[349],"\u00a9":[350],"2011":[351],"IEEE.":[352]},"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2016-07-22T00:00:00"}