{"id":"https://openalex.org/W2895668583","doi":"https://doi.org/10.3997/1873-0604.2018011","title":"S\u2010wave velocity structure of Chlef City, Algeria, by inversion of Rayleigh wave ellipticity","display_name":"S\u2010wave velocity structure of Chlef City, Algeria, by inversion of Rayleigh wave ellipticity","publication_year":2018,"publication_date":"2018-04-01","ids":{"openalex":"https://openalex.org/W2895668583","doi":"https://doi.org/10.3997/1873-0604.2018011","mag":"2895668583"},"language":"en","primary_location":{"id":"doi:10.3997/1873-0604.2018011","doi":"https://doi.org/10.3997/1873-0604.2018011","is_oa":false,"landing_page_url":"https://doi.org/10.3997/1873-0604.2018011","pdf_url":null,"source":{"id":"https://openalex.org/S39675887","display_name":"Near Surface Geophysics","issn_l":"1569-4445","issn":["1569-4445","1873-0604"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Near Surface Geophysics","raw_type":"journal-article"},"volume":null,"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/A5016083511","display_name":"Khalissa Layadi","orcid":"https://orcid.org/0009-0001-2156-7124","observed_orcids":["https://orcid.org/0009-0001-2156-7124"]},"institutions":[{"id":"https://openalex.org/I4210136201","display_name":"Centre de Recherche en Astronomie Astrophysique et G\u00e9ophysique","ror":"https://ror.org/03q098e53","country_code":"DZ","type":"facility","lineage":["https://openalex.org/I4210136201"]}],"countries":["DZ"],"is_corresponding":false,"raw_author_name":"Khalissa Layadi","raw_affiliation_strings":["Centre de Recherche en Astronomie Astrophysique et G\u00e9ophysique (CRAAG)  BP 63 Algiers 16340 Bouzareah"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre de Recherche en Astronomie Astrophysique et G\u00e9ophysique (CRAAG)  BP 63 Algiers 16340 Bouzareah","institution_ids":["https://openalex.org/I4210136201"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065706667","display_name":"Fethi Semmane","orcid":"https://orcid.org/0009-0004-5221-1464","observed_orcids":["https://orcid.org/0009-0004-5221-1464"]},"institutions":[{"id":"https://openalex.org/I4210136201","display_name":"Centre de Recherche en Astronomie Astrophysique et G\u00e9ophysique","ror":"https://ror.org/03q098e53","country_code":"DZ","type":"facility","lineage":["https://openalex.org/I4210136201"]}],"countries":["DZ"],"is_corresponding":true,"raw_author_name":"Fethi Semmane","raw_affiliation_strings":["Centre de Recherche en Astronomie Astrophysique et G\u00e9ophysique (CRAAG)  BP 63 Algiers 16340 Bouzareah"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre de Recherche en Astronomie Astrophysique et G\u00e9ophysique (CRAAG)  BP 63 Algiers 16340 Bouzareah","institution_ids":["https://openalex.org/I4210136201"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5107933162","display_name":"Abdelkarim Yelles\u2010Chaouche","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210136201","display_name":"Centre de Recherche en Astronomie Astrophysique et G\u00e9ophysique","ror":"https://ror.org/03q098e53","country_code":"DZ","type":"facility","lineage":["https://openalex.org/I4210136201"]}],"countries":["DZ"],"is_corresponding":false,"raw_author_name":"Abdelkarim Yelles\u2010Chaouche","raw_affiliation_strings":["Centre de Recherche en Astronomie Astrophysique et G\u00e9ophysique (CRAAG)  BP 63 Algiers 16340 Bouzareah"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre de Recherche en Astronomie Astrophysique et G\u00e9ophysique (CRAAG)  BP 63 Algiers 16340 Bouzareah","institution_ids":["https://openalex.org/I4210136201"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5065706667"],"corresponding_institution_ids":["https://openalex.org/I4210136201"],"apc_list":{"value":3400,"currency":"USD","value_usd":3400},"apc_paid":null,"fwci":1.1446,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.75652456,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":92,"max":98},"biblio":{"volume":"16","issue":"3","first_page":"328","last_page":"339"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11757","display_name":"Seismic Waves 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/T11757","display_name":"Seismic Waves 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/T10271","display_name":"Seismic Imaging and Inversion Techniques","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/T10160","display_name":"Seismic Performance and Analysis","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/shear-wave-velocity-structure","display_name":"S-wave velocity structure","score":0.9240000247955322},{"id":"https://openalex.org/keywords/rayleigh-wave-ellipticity","display_name":"Rayleigh wave ellipticity","score":0.9229999780654907},{"id":"https://openalex.org/keywords/ambient-vibration","display_name":"ambient vibration","score":0.8830000162124634},{"id":"https://openalex.org/keywords/microzonation","display_name":"microzonation","score":0.890999972820282},{"id":"https://openalex.org/keywords/horizontal-to-vertical-spectral-ratio","display_name":"horizontal-to-vertical spectral ratio","score":0.9610000252723694},{"id":"https://openalex.org/keywords/miocene-sediments","display_name":"Miocene sediments","score":0.828000009059906},{"id":"https://openalex.org/keywords/quaternary-sediments","display_name":"Quaternary deposits","score":0.9900000095367432},{"id":"https://openalex.org/keywords/mesozoic-basement","display_name":"Mesozoic basement","score":0.9679999947547913},{"id":"https://openalex.org/keywords/seismic-hazard","display_name":"seismic hazard","score":0.6679999828338623},{"id":"https://openalex.org/keywords/fundamental-frequency","display_name":"fundamental frequency","score":0.6100000143051147}],"concepts":[{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.8584025502204895},{"id":"https://openalex.org/C51473458","wikidata":"https://www.wikidata.org/wiki/Q2351144","display_name":"Rayleigh wave","level":3,"score":0.6973028182983398},{"id":"https://openalex.org/C165205528","wikidata":"https://www.wikidata.org/wiki/Q83371","display_name":"Seismology","level":1,"score":0.6266096234321594},{"id":"https://openalex.org/C2984988205","wikidata":"https://www.wikidata.org/wiki/Q17125287","display_name":"Wave velocity","level":3,"score":0.5720096826553345},{"id":"https://openalex.org/C96035792","wikidata":"https://www.wikidata.org/wiki/Q43606218","display_name":"Shear (geology)","level":2,"score":0.5544970631599426},{"id":"https://openalex.org/C109007969","wikidata":"https://www.wikidata.org/wiki/Q749565","display_name":"Structural basin","level":2,"score":0.45457902550697327},{"id":"https://openalex.org/C2781297371","wikidata":"https://www.wikidata.org/wiki/Q234852","display_name":"Basement","level":2,"score":0.4455293118953705},{"id":"https://openalex.org/C94656876","wikidata":"https://www.wikidata.org/wiki/Q1695787","display_name":"Shear velocity","level":3,"score":0.4108710289001465},{"id":"https://openalex.org/C84174578","wikidata":"https://www.wikidata.org/wiki/Q889796","display_name":"Surface wave","level":2,"score":0.3983977437019348},{"id":"https://openalex.org/C114793014","wikidata":"https://www.wikidata.org/wiki/Q52109","display_name":"Geomorphology","level":1,"score":0.2684815526008606},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.19911935925483704},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.12369999289512634},{"id":"https://openalex.org/C196558001","wikidata":"https://www.wikidata.org/wiki/Q190132","display_name":"Turbulence","level":2,"score":0.10195425152778625},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.06453362107276917},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06173968315124512},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3997/1873-0604.2018011","doi":"https://doi.org/10.3997/1873-0604.2018011","is_oa":false,"landing_page_url":"https://doi.org/10.3997/1873-0604.2018011","pdf_url":null,"source":{"id":"https://openalex.org/S39675887","display_name":"Near Surface Geophysics","issn_l":"1569-4445","issn":["1569-4445","1873-0604"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Near Surface Geophysics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":0.7250000238418579,"display_name":"Sustainable cities and communities"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W646936173","https://openalex.org/W836365824","https://openalex.org/W1514703364","https://openalex.org/W1963793418","https://openalex.org/W1985151508","https://openalex.org/W1995993712","https://openalex.org/W1996503432","https://openalex.org/W2003649102","https://openalex.org/W2012334669","https://openalex.org/W2027674850","https://openalex.org/W2032358789","https://openalex.org/W2033452584","https://openalex.org/W2036197796","https://openalex.org/W2039687839","https://openalex.org/W2040245813","https://openalex.org/W2048780009","https://openalex.org/W2062188223","https://openalex.org/W2070704522","https://openalex.org/W2083302310","https://openalex.org/W2084793397","https://openalex.org/W2085903010","https://openalex.org/W2086648797","https://openalex.org/W2100656395","https://openalex.org/W2109339850","https://openalex.org/W2117472804","https://openalex.org/W2118447272","https://openalex.org/W2132750704","https://openalex.org/W2137517494","https://openalex.org/W2153955898","https://openalex.org/W2155321857","https://openalex.org/W2166722188","https://openalex.org/W2170434861","https://openalex.org/W2172252531","https://openalex.org/W2226862031","https://openalex.org/W2288627346","https://openalex.org/W2336644919","https://openalex.org/W2524565862","https://openalex.org/W2554713278","https://openalex.org/W2557932665","https://openalex.org/W2580856994","https://openalex.org/W2582687536","https://openalex.org/W2583966287","https://openalex.org/W2605336968","https://openalex.org/W2607012854","https://openalex.org/W2725913738","https://openalex.org/W2748493153","https://openalex.org/W4211264446"],"related_works":["https://openalex.org/W3217696529","https://openalex.org/W2524565862","https://openalex.org/W4226277150","https://openalex.org/W6980499242","https://openalex.org/W3009906271","https://openalex.org/W2155321857","https://openalex.org/W4408291836","https://openalex.org/W2248888638","https://openalex.org/W4401897219","https://openalex.org/W4304113633"],"abstract_inverted_index":{"ABSTRACT":[0],"Chlef":[1,75],"City,":[2],"Algeria,":[3],"which":[4],"is":[5,12,19],"located":[6],"in":[7,74,149],"the":[8,25,41,46,49,54,61,79,95,101,112,134,140,150,154],"Lower":[9,26],"Cheliff":[10,27],"Basin,":[11,28],"vulnerable":[13],"to":[14,39,77,120,158],"seismic":[15],"hazards.":[16],"Since":[17],"there":[18],"no":[20],"constrained":[21],"velocity":[22,43,81,108],"model":[23],"for":[24],"particularly":[29],"at":[30,144],"greater":[31],"depths,":[32],"we":[33,59],"conducted":[34],"an":[35],"ambient":[36,68,102],"vibration":[37],"investigation":[38],"map":[40],"shear\u2010wave":[42,80,107],"structure":[44],"beneath":[45],"city,":[47],"with":[48],"primary":[50],"goal":[51],"of":[52,67,100,126,153,162],"supplementing":[53],"existing":[55],"microzonation":[56],"studies.":[57],"Here,":[58],"inverted":[60],"Rayleigh":[62],"wave":[63],"ellipticity":[64],"measurement":[65],"curve":[66],"vibrations":[69,103],"measurements":[70],"from":[71],"120":[72],"sites":[73],"City":[76],"estimate":[78],"structure.":[82],"The":[83],"study":[84],"area":[85],"was":[86],"subdivided":[87],"into":[88],"six":[89],"zones":[90],"based":[91],"on":[92,131],"similarities":[93],"between":[94],"observed":[96,113,143],"horizontal\u2010to\u2010vertical":[97],"spectral":[98],"ratio":[99],"curves.":[104],"Our":[105],"resultant":[106],"models":[109],"show":[110],"that":[111],"fundamental":[114],"frequencies":[115,146],"(0.3\u20131.6":[116],"Hz)":[117],"are":[118,156],"related":[119,157],"a":[121,159],"thick":[122],"layer":[123,161],"(~800":[124],"m)":[125],"upper":[127],"Miocene":[128],"deposits,":[129],"where":[130],"average.":[132],"Generally,":[133],"Mesozoic":[135],"basement":[136],"shows":[137],".":[138],"Moreover,":[139],"clear":[141],"peaks":[142],"higher":[145],"and":[147],"only":[148],"northwest":[151],"part":[152],"city":[155],"thin":[160],"Quaternary":[163],"deposits":[164],"().":[165]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2018-10-12T00:00:00"}