{"id":"https://openalex.org/W4409435533","doi":"https://doi.org/10.1063/5.0263818","title":"Spectral proper orthogonal decomposition analysis of coherent vortical structures in the wake of a rectangular cylinder","display_name":"Spectral proper orthogonal decomposition analysis of coherent vortical structures in the wake of a rectangular cylinder","publication_year":2025,"publication_date":"2025-04-01","ids":{"openalex":"https://openalex.org/W4409435533","doi":"https://doi.org/10.1063/5.0263818"},"language":"en","primary_location":{"id":"doi:10.1063/5.0263818","doi":"https://doi.org/10.1063/5.0263818","is_oa":false,"landing_page_url":"https://doi.org/10.1063/5.0263818","pdf_url":null,"source":{"id":"https://openalex.org/S22862804","display_name":"Physics of Fluids","issn_l":"1070-6631","issn":["1070-6631","1089-7666","1527-2435"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320257","host_organization_name":"American Institute of Physics","host_organization_lineage":["https://openalex.org/P4310320257"],"host_organization_lineage_names":["American Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physics of Fluids","raw_type":"journal-article"},"volume":null,"type":"article","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/A5102995975","display_name":"Alireza Maleki","orcid":"https://orcid.org/0000-0001-9237-8024","observed_orcids":["https://orcid.org/0000-0001-9237-8024"]},"institutions":[{"id":"https://openalex.org/I4405252843","display_name":"Embry-Riddle Aeronautical University Daytona Beach Florida Campus","ror":"https://ror.org/001emy730","country_code":"US","type":"education","lineage":["https://openalex.org/I4405252843","https://openalex.org/I84475105"]},{"id":"https://openalex.org/I84475105","display_name":"Embry\u2013Riddle Aeronautical University","ror":"https://ror.org/010jskt71","country_code":"US","type":"education","lineage":["https://openalex.org/I84475105"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alireza Maleki","raw_affiliation_strings":["Embry-Riddle Aeronautical University , Daytona Beach, Florida 32114,"],"raw_orcid":"https://orcid.org/0000-0001-9237-8024","affiliations":[{"raw_affiliation_string":"Embry-Riddle Aeronautical University , Daytona Beach, Florida 32114,","institution_ids":["https://openalex.org/I4405252843","https://openalex.org/I84475105"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066732490","display_name":"Reda R. Mankbadi","orcid":"https://orcid.org/0000-0002-9462-7773","observed_orcids":["https://orcid.org/0000-0002-9462-7773"]},"institutions":[{"id":"https://openalex.org/I4405252843","display_name":"Embry-Riddle Aeronautical University Daytona Beach Florida Campus","ror":"https://ror.org/001emy730","country_code":"US","type":"education","lineage":["https://openalex.org/I4405252843","https://openalex.org/I84475105"]},{"id":"https://openalex.org/I84475105","display_name":"Embry\u2013Riddle Aeronautical University","ror":"https://ror.org/010jskt71","country_code":"US","type":"education","lineage":["https://openalex.org/I84475105"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Reda R. Mankbadi","raw_affiliation_strings":["Embry-Riddle Aeronautical University , Daytona Beach, Florida 32114,"],"raw_orcid":"https://orcid.org/0000-0002-9462-7773","affiliations":[{"raw_affiliation_string":"Embry-Riddle Aeronautical University , Daytona Beach, Florida 32114,","institution_ids":["https://openalex.org/I4405252843","https://openalex.org/I84475105"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067747182","display_name":"Vladimir V. Golubev","orcid":"https://orcid.org/0000-0001-8537-5562","observed_orcids":["https://orcid.org/0000-0001-8537-5562"]},"institutions":[{"id":"https://openalex.org/I4405252843","display_name":"Embry-Riddle Aeronautical University Daytona Beach Florida Campus","ror":"https://ror.org/001emy730","country_code":"US","type":"education","lineage":["https://openalex.org/I4405252843","https://openalex.org/I84475105"]},{"id":"https://openalex.org/I84475105","display_name":"Embry\u2013Riddle Aeronautical University","ror":"https://ror.org/010jskt71","country_code":"US","type":"education","lineage":["https://openalex.org/I84475105"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Vladimir Golubev","raw_affiliation_strings":["Embry-Riddle Aeronautical University , Daytona Beach, Florida 32114,"],"raw_orcid":"https://orcid.org/0000-0001-8537-5562","affiliations":[{"raw_affiliation_string":"Embry-Riddle Aeronautical University , Daytona Beach, Florida 32114,","institution_ids":["https://openalex.org/I4405252843","https://openalex.org/I84475105"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.2284,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.86506191,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"37","issue":"4","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11254","display_name":"Fluid Dynamics and Vibration Analysis","score":0.9726999998092651,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11254","display_name":"Fluid Dynamics and Vibration Analysis","score":0.9726999998092651,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11206","display_name":"Model Reduction and Neural Networks","score":0.016899999231100082,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10360","display_name":"Fluid Dynamics and Turbulent Flows","score":0.007799999788403511,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/cylinder-wake","display_name":"cylinder wake","score":0.7110000252723694},{"id":"https://openalex.org/keywords/vortex-shedding","display_name":"vortex shedding","score":0.7850000262260437},{"id":"https://openalex.org/keywords/spectral-proper-orthogonal-decomposition","display_name":"spectral proper orthogonal decomposition","score":0.7440000176429749},{"id":"https://openalex.org/keywords/coherent-vortices","display_name":"coherent vortices","score":0.8870000243186951},{"id":"https://openalex.org/keywords/tip-vortex","display_name":"tip vortex","score":0.777999997138977},{"id":"https://openalex.org/keywords/strouhal-number","display_name":"Strouhal number","score":0.8149999976158142}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.9040679931640625},{"id":"https://openalex.org/C48939323","wikidata":"https://www.wikidata.org/wiki/Q294879","display_name":"Wake","level":2,"score":0.9036508798599243},{"id":"https://openalex.org/C2984998066","wikidata":"https://www.wikidata.org/wiki/Q105037988","display_name":"Proper orthogonal decomposition","level":3,"score":0.6238746643066406},{"id":"https://openalex.org/C203311528","wikidata":"https://www.wikidata.org/wiki/Q34132","display_name":"Cylinder","level":2,"score":0.5129215717315674},{"id":"https://openalex.org/C140820882","wikidata":"https://www.wikidata.org/wiki/Q732722","display_name":"Vortex","level":2,"score":0.49393898248672485},{"id":"https://openalex.org/C197081994","wikidata":"https://www.wikidata.org/wiki/Q6472695","display_name":"Lagrangian coherent structures","level":3,"score":0.47925257682800293},{"id":"https://openalex.org/C178904275","wikidata":"https://www.wikidata.org/wiki/Q1044416","display_name":"K\u00e1rm\u00e1n vortex street","level":4,"score":0.47209399938583374},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.41640934348106384},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.3671231269836426},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.3429202437400818},{"id":"https://openalex.org/C196558001","wikidata":"https://www.wikidata.org/wiki/Q190132","display_name":"Turbulence","level":2,"score":0.3146235942840576},{"id":"https://openalex.org/C182748727","wikidata":"https://www.wikidata.org/wiki/Q178932","display_name":"Reynolds number","level":3,"score":0.2417263686656952},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.20221799612045288},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1063/5.0263818","doi":"https://doi.org/10.1063/5.0263818","is_oa":false,"landing_page_url":"https://doi.org/10.1063/5.0263818","pdf_url":null,"source":{"id":"https://openalex.org/S22862804","display_name":"Physics of Fluids","issn_l":"1070-6631","issn":["1070-6631","1089-7666","1527-2435"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320257","host_organization_name":"American Institute of Physics","host_organization_lineage":["https://openalex.org/P4310320257"],"host_organization_lineage_names":["American Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physics of Fluids","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G610958086","display_name":null,"funder_award_id":"80NSSC21M0057","funder_id":"https://openalex.org/F4320316895","funder_display_name":"Aeronautics Research Mission Directorate"}],"funders":[{"id":"https://openalex.org/F4320316895","display_name":"Aeronautics Research Mission Directorate","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":44,"referenced_works":["https://openalex.org/W1553608069","https://openalex.org/W1970145299","https://openalex.org/W1971540163","https://openalex.org/W1977900220","https://openalex.org/W2012141773","https://openalex.org/W2015365839","https://openalex.org/W2017610068","https://openalex.org/W2038756142","https://openalex.org/W2042782009","https://openalex.org/W2070494198","https://openalex.org/W2071894152","https://openalex.org/W2076249769","https://openalex.org/W2098707126","https://openalex.org/W2139216553","https://openalex.org/W2604079706","https://openalex.org/W2605264757","https://openalex.org/W2746980346","https://openalex.org/W2761533417","https://openalex.org/W2766145549","https://openalex.org/W2807172515","https://openalex.org/W2852752060","https://openalex.org/W2921171517","https://openalex.org/W2926363789","https://openalex.org/W2931855485","https://openalex.org/W2964674244","https://openalex.org/W2984028110","https://openalex.org/W2995156386","https://openalex.org/W3004311099","https://openalex.org/W3083681303","https://openalex.org/W3107714133","https://openalex.org/W3148050308","https://openalex.org/W3155427101","https://openalex.org/W3172871144","https://openalex.org/W3204329610","https://openalex.org/W4200615814","https://openalex.org/W4206078842","https://openalex.org/W4224210212","https://openalex.org/W4319444258","https://openalex.org/W4384704538","https://openalex.org/W4391328551","https://openalex.org/W4399271356","https://openalex.org/W4399572672","https://openalex.org/W4402637162","https://openalex.org/W4407413813"],"related_works":["https://openalex.org/W2328974605","https://openalex.org/W2092206575","https://openalex.org/W2068140387","https://openalex.org/W2109489715","https://openalex.org/W1965934014","https://openalex.org/W1978227522","https://openalex.org/W2064634435","https://openalex.org/W3101233421","https://openalex.org/W4403788332","https://openalex.org/W2025561713"],"abstract_inverted_index":{"This":[0],"study":[1],"investigates":[2],"the":[3,30,55,92,97,121,129,167,172,177,197,215],"unsteady":[4],"flow":[5,41],"around":[6],"a":[7,19,68,73,79,108,200],"wall-mounted":[8],"square":[9],"cylinder":[10,226],"(WMSC)":[11],"with":[12,29,99],"an":[13],"aspect":[14],"ratio":[15],"of":[16,22,76,96,123,199,217],"7":[17],"at":[18,72,83,112,120,211],"Reynolds":[20],"number":[21,75],"12":[23],"000":[24],"using":[25],"large":[26],"eddy":[27],"simulation":[28],"wall-adapting":[31],"local":[32],"eddy-viscosity":[33],"subgrid-scale":[34],"model":[35],"in":[36,54,116,220,224],"OpenFOAM.":[37],"To":[38,131],"analyze":[39],"dominant":[40,182,202],"structures,":[42,150,195],"spectral":[43,218],"proper":[44],"orthogonal":[45],"decomposition":[46],"(SPOD)":[47],"is":[48,89,114],"applied":[49],"to":[50,104,171],"26":[51],"planes":[52],"oriented":[53],"x-,":[56],"y-,":[57],"and":[58,78,94,126,138,191],"z-normal":[59],"directions.":[60],"The":[61,85],"results":[62],"reveal":[63],"key":[64],"shedding":[65,82,88,189,203],"phenomena,":[66],"including":[67],"primary":[69],"vortex-shedding":[70],"mode":[71],"Strouhal":[74],"\u223c0.105":[77],"second-cell":[80,86],"vortex":[81,87,111,180],"St\u22480.127.":[84],"concentrated":[90],"near":[91,128],"base":[93],"junction":[95],"cylinder,":[98],"minimal":[100],"influence":[101],"from":[102,181],"mid":[103],"tip":[105,110,173,179],"regions.":[106],"Additionally,":[107],"secondary":[109,178],"St\u22481.8":[113],"identified":[115],"three":[117],"dimensions,":[118],"originating":[119],"rooftop":[122],"leading":[124],"edge":[125],"localized":[127,148],"tip.":[130],"examine":[132],"this":[133],"high-frequency":[134,149,193],"feature,":[135],"both":[136],"two-dimensional":[137,145],"three-dimensional":[139,152,168],"SPOD":[140,146,153,169],"analyses":[141],"are":[142,157],"performed.":[143],"While":[144],"captures":[147],"full-domain":[151],"shows":[154],"these":[155],"structures":[156,210],"often":[158],"masked":[159],"by":[160],"more":[161],"energetic":[162],"low-frequency":[163],"modes.":[164],"However,":[165],"restricting":[166],"domain":[170],"region":[174],"clearly":[175],"distinguishes":[176],"wake":[183],"shedding.":[184],"These":[185],"findings":[186],"demonstrate":[187],"multi-cell":[188],"patterns":[190],"distinct":[192],"vortical":[194],"challenging":[196],"assumption":[198],"single":[201],"mechanism":[204],"behind":[205],"WMSC.":[206],"Identifying":[207],"multiple":[208],"coherent":[209],"different":[212],"frequencies":[213],"highlights":[214],"importance":[216],"techniques":[219],"resolving":[221],"turbulence":[222],"interactions":[223],"finite":[225],"wakes.":[227]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":2}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2025-10-10T00:00:00"}