{"id":"https://openalex.org/W7214655356","doi":"https://doi.org/10.48550/arxiv.2609.30584","title":"Dual Laser and Shadow Particle Image Velocimetry for Multiscale Fluid-Structure Interactions","display_name":"Dual Laser and Shadow Particle Image Velocimetry for Multiscale Fluid-Structure Interactions","publication_year":2026,"publication_date":"2026-09-24","ids":{"openalex":"https://openalex.org/W7214655356","doi":"https://doi.org/10.48550/arxiv.2609.30584"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2609.30584","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.30584","pdf_url":"https://arxiv.org/pdf/2609.30584","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["arxiv","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2609.30584","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5025917611","display_name":"Adrian Herrera-Amaya","orcid":"https://orcid.org/0000-0002-1901-2701","observed_orcids":["https://orcid.org/0000-0002-1901-2701"]},"institutions":[{"id":"https://openalex.org/I27804330","display_name":"Brown University","ror":"https://ror.org/05gq02987","country_code":"US","type":"education","lineage":["https://openalex.org/I27804330"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Herrera-Amaya, Adrian","raw_affiliation_strings":["Center for Fluid Mechanics , School of Engineering , Brown University , Providence , RI , 02912 , USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Fluid Mechanics , School of Engineering , Brown University , Providence , RI , 02912 , USA","institution_ids":["https://openalex.org/I27804330"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061343510","display_name":"Monica M. Wilhelmus","orcid":"https://orcid.org/0000-0002-3980-2620","observed_orcids":["https://orcid.org/0000-0002-3980-2620"]},"institutions":[{"id":"https://openalex.org/I27804330","display_name":"Brown University","ror":"https://ror.org/05gq02987","country_code":"US","type":"education","lineage":["https://openalex.org/I27804330"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wilhelmus, Monica M.","raw_affiliation_strings":["Center for Fluid Mechanics , School of Engineering , Brown University , Providence , RI , 02912 , USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Fluid Mechanics , School of Engineering , Brown University , Providence , RI , 02912 , USA","institution_ids":["https://openalex.org/I27804330"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I27804330"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"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/T10360","display_name":"Fluid Dynamics and Turbulent Flows","score":0.8701000213623047,"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/T10360","display_name":"Fluid Dynamics and Turbulent Flows","score":0.8701000213623047,"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/T11170","display_name":"Biomimetic flight and propulsion mechanisms","score":0.05169999971985817,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"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/T11254","display_name":"Fluid Dynamics and Vibration Analysis","score":0.0430000014603138,"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/fluid-structure-interaction","display_name":"fluid-structure interaction","score":0.8119999766349792},{"id":"https://openalex.org/keywords/cylinder-wake","display_name":"cylinder wake","score":0.5799999833106995},{"id":"https://openalex.org/keywords/separation-bubble","display_name":"separation bubble","score":0.8050000071525574},{"id":"https://openalex.org/keywords/vortex-shedding","display_name":"vortex shedding","score":0.6010000109672546},{"id":"https://openalex.org/keywords/bio-inspired-actuators","display_name":"bio-inspired actuators","score":0.6470000147819519},{"id":"https://openalex.org/keywords/wall-reflection","display_name":"wall reflection","score":0.4410000145435333}],"concepts":[{"id":"https://openalex.org/C207857233","wikidata":"https://www.wikidata.org/wiki/Q1756248","display_name":"Particle image velocimetry","level":3,"score":0.8345999717712402},{"id":"https://openalex.org/C144836735","wikidata":"https://www.wikidata.org/wiki/Q7919269","display_name":"Velocimetry","level":2,"score":0.6884999871253967},{"id":"https://openalex.org/C177274176","wikidata":"https://www.wikidata.org/wiki/Q7140505","display_name":"Particle tracking velocimetry","level":4,"score":0.6320000290870667},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.6215000152587891},{"id":"https://openalex.org/C140820882","wikidata":"https://www.wikidata.org/wiki/Q732722","display_name":"Vortex","level":2,"score":0.593500018119812},{"id":"https://openalex.org/C38349280","wikidata":"https://www.wikidata.org/wiki/Q1434290","display_name":"Flow (mathematics)","level":2,"score":0.545799970626831},{"id":"https://openalex.org/C117797892","wikidata":"https://www.wikidata.org/wiki/Q286363","display_name":"Shadow (psychology)","level":2,"score":0.5404000282287598},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5184999704360962},{"id":"https://openalex.org/C83893533","wikidata":"https://www.wikidata.org/wiki/Q5462121","display_name":"Flow visualization","level":3,"score":0.4927999973297119},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.47290000319480896},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.3871000111103058},{"id":"https://openalex.org/C203311528","wikidata":"https://www.wikidata.org/wiki/Q34132","display_name":"Cylinder","level":2,"score":0.38040000200271606},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.35100001096725464},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.34850001335144043},{"id":"https://openalex.org/C166693061","wikidata":"https://www.wikidata.org/wiki/Q5462119","display_name":"Flow velocity","level":3,"score":0.335099995136261},{"id":"https://openalex.org/C157915830","wikidata":"https://www.wikidata.org/wiki/Q2928001","display_name":"Bubble","level":2,"score":0.3255999982357025},{"id":"https://openalex.org/C48939323","wikidata":"https://www.wikidata.org/wiki/Q294879","display_name":"Wake","level":2,"score":0.3082999885082245},{"id":"https://openalex.org/C2778517922","wikidata":"https://www.wikidata.org/wiki/Q7140482","display_name":"Particle (ecology)","level":2,"score":0.30489999055862427},{"id":"https://openalex.org/C2778260026","wikidata":"https://www.wikidata.org/wiki/Q2892425","display_name":"Shadowgraphy","level":3,"score":0.29580000042915344},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.2948000133037567},{"id":"https://openalex.org/C52305850","wikidata":"https://www.wikidata.org/wiki/Q1420475","display_name":"Laser Doppler velocimetry","level":3,"score":0.2743000090122223},{"id":"https://openalex.org/C119666444","wikidata":"https://www.wikidata.org/wiki/Q5977280","display_name":"Temporal resolution","level":2,"score":0.27230000495910645},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.26969999074935913},{"id":"https://openalex.org/C16302685","wikidata":"https://www.wikidata.org/wiki/Q15091623","display_name":"Flow measurement","level":2,"score":0.2678000032901764},{"id":"https://openalex.org/C98083399","wikidata":"https://www.wikidata.org/wiki/Q3246517","display_name":"Underwater","level":2,"score":0.26440000534057617},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.26030001044273376},{"id":"https://openalex.org/C90278072","wikidata":"https://www.wikidata.org/wiki/Q216320","display_name":"Fluid dynamics","level":2,"score":0.25940001010894775},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.25450000166893005},{"id":"https://openalex.org/C77576233","wikidata":"https://www.wikidata.org/wiki/Q1545856","display_name":"Flow separation","level":3,"score":0.2540000081062317}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2609.30584","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.30584","pdf_url":"https://arxiv.org/pdf/2609.30584","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"doi:10.48550/arxiv.2609.30584","doi":"https://doi.org/10.48550/arxiv.2609.30584","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.30584","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2609.30584","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.30584","pdf_url":"https://arxiv.org/pdf/2609.30584","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320310419","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231"},{"id":"https://openalex.org/F4320337345","display_name":"Office of Naval Research","ror":"https://ror.org/00rk2pe57"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7214655356.pdf","grobid_xml":"https://content.openalex.org/works/W7214655356.grobid-xml"},"referenced_works_count":2,"referenced_works":["https://openalex.org/W2138221697","https://openalex.org/W2782758270"],"related_works":["https://openalex.org/W2056167459","https://openalex.org/W4406156206","https://openalex.org/W4400499630","https://openalex.org/W4388103655","https://openalex.org/W2326523138","https://openalex.org/W4414721392","https://openalex.org/W7097242362","https://openalex.org/W7212409487","https://openalex.org/W4385649722","https://openalex.org/W148514069"],"abstract_inverted_index":{"Experimental":[0],"Fluid-Structure":[1],"Interaction":[2],"(FSI)":[3],"often":[4,61],"involves":[5],"phenomena":[6,57],"that":[7,106,161],"occur":[8],"simultaneously":[9],"across":[10],"vastly":[11],"different":[12,67],"spatial":[13],"and":[14,25,40,60,75,85,102,151,171,181],"temporal":[15],"scales.":[16],"For":[17],"example,":[18],"the":[19,26,33,41,45,48,96,117,132,146,149,157,162,174,193],"separation":[20],"bubble":[21],"behind":[22,173],"a":[23,137,185],"cylinder":[24],"vortex":[27],"interactions":[28],"in":[29],"its":[30],"wake,":[31],"or":[32],"flow":[34,42,52,68,87,126,147],"produced":[35],"by":[36,44,136],"an":[37],"individual":[38],"swimmer":[39],"generated":[43,135],"movement":[46],"of":[47,54,66,179,195],"entire":[49],"swarm.":[50],"Imaging-based":[51],"studies":[53],"such":[55],"FSI":[56,196],"are":[58],"challenging":[59],"lead":[62],"to":[63,81,113,129,144,154,168],"separate":[64],"analyses":[65],"regions.":[69],"This":[70],"work":[71],"introduces":[72],"simultaneous":[73,98,177],"shadow":[74,107,152],"laser-based":[76,103,114,182],"Particle":[77],"Image":[78],"Velocimetry":[79],"(PIV)":[80],"obtain":[82],"concurrent":[83],"near-wall":[84],"far-field":[86],"velocity":[88,133],"measurements.":[89],"The":[90,176],"experimental":[91,187],"setup":[92],"developed":[93],"here":[94],"enables":[95],"first":[97],"comparison":[99],"between":[100],"shadow-":[101,180],"PIV,":[104],"demonstrating":[105],"velocimetry":[108],"can":[109],"achieve":[110],"accuracy":[111],"comparable":[112],"measurements":[115],"at":[116],"macro":[118],"scale.":[119],"We":[120],"then":[121],"use":[122],"this":[123],"new":[124,186],"combined":[125],"measurement":[127],"technique":[128,164],"fully":[130],"capture":[131],"field":[134],"shrimp-inspired":[138],"underwater":[139],"robot,":[140],"employing":[141],"laser":[142,163],"PIV":[143,153,183],"record":[145],"surrounding":[148],"robot":[150],"focus":[155],"on":[156],"actuators,":[158],"imaging":[159],"regions":[160],"cannot":[165],"resolve":[166],"due":[167],"wall":[169],"reflections":[170],"shadows":[172],"structures.":[175],"application":[178],"offers":[184],"avenue":[188],"for":[189],"gaining":[190],"insights":[191],"into":[192],"physics":[194],"phenomena.":[197]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-09-29T00:00:00"}
