{"id":"https://openalex.org/W7213548947","doi":"https://doi.org/10.64898/2026.09.17.752277","title":"Aerodynamic performance appears to have shaped the evolution of flight-feather microstructures","display_name":"Aerodynamic performance appears to have shaped the evolution of flight-feather microstructures","publication_year":2026,"publication_date":"2026-09-18","ids":{"openalex":"https://openalex.org/W7213548947","doi":"https://doi.org/10.64898/2026.09.17.752277"},"language":"en","primary_location":{"id":"doi:10.64898/2026.09.17.752277","doi":"https://doi.org/10.64898/2026.09.17.752277","is_oa":true,"landing_page_url":"https://doi.org/10.64898/2026.09.17.752277","pdf_url":"https://www.biorxiv.org/content/biorxiv/early/2026/09/18/2026.09.17.752277.full.pdf","source":{"id":"https://openalex.org/S4306402567","display_name":"bioRxiv (Cold Spring Harbor Laboratory)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2750212522","host_organization_name":"Cold Spring Harbor Laboratory","host_organization_lineage":["https://openalex.org/I2750212522"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"bioRxiv","raw_type":"posted-content"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.biorxiv.org/content/biorxiv/early/2026/09/18/2026.09.17.752277.full.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5098931988","display_name":"Frida Alenius","orcid":"https://orcid.org/0000-0002-3367-6299","observed_orcids":["https://orcid.org/0000-0002-3367-6299"]},"institutions":[{"id":"https://openalex.org/I187531555","display_name":"Lund University","ror":"https://ror.org/012a77v79","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"F. Alenius","raw_affiliation_strings":["Department of Biology, Lund University, Lund, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-3367-6299","affiliations":[{"raw_affiliation_string":"Department of Biology, Lund University, Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051607936","display_name":"Johan Revstedt","orcid":"https://orcid.org/0000-0003-3215-3098","observed_orcids":["https://orcid.org/0000-0003-3215-3098"]},"institutions":[{"id":"https://openalex.org/I187531555","display_name":"Lund University","ror":"https://ror.org/012a77v79","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"J. Revstedt","raw_affiliation_strings":["Department of Energy Sciences, Lund University, Lund, Sweden"],"raw_orcid":"https://orcid.org/0000-0003-3215-3098","affiliations":[{"raw_affiliation_string":"Department of Energy Sciences, Lund University, Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070969909","display_name":"Lars Johansson","orcid":"https://orcid.org/0000-0002-1851-3635","observed_orcids":["https://orcid.org/0000-0002-1851-3635"]},"institutions":[{"id":"https://openalex.org/I187531555","display_name":"Lund University","ror":"https://ror.org/012a77v79","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"L. C. Johansson","raw_affiliation_strings":["Department of Biology, Lund University, Lund, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-1851-3635","affiliations":[{"raw_affiliation_string":"Department of Biology, Lund University, Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5098931988"],"corresponding_institution_ids":["https://openalex.org/I187531555"],"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/T11170","display_name":"Biomimetic flight and propulsion mechanisms","score":0.9887999892234802,"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"}},"topics":[{"id":"https://openalex.org/T11170","display_name":"Biomimetic flight and propulsion mechanisms","score":0.9887999892234802,"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/T13951","display_name":"Fluid dynamics and aerodynamics studies","score":0.004600000102072954,"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/T10360","display_name":"Fluid Dynamics and Turbulent Flows","score":0.0012000000569969416,"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/flight-feathers","display_name":"flight feathers","score":0.9309999942779541},{"id":"https://openalex.org/keywords/feather-microstructure","display_name":"feather microstructure","score":0.8500000238418579},{"id":"https://openalex.org/keywords/aerodynamic-performance","display_name":"aerodynamic performance","score":0.8550000190734863},{"id":"https://openalex.org/keywords/barbules","display_name":"barbules","score":0.6129999756813049},{"id":"https://openalex.org/keywords/corvus-monedula","display_name":"Corvus monedula","score":0.7760000228881836},{"id":"https://openalex.org/keywords/paraves","display_name":"Paraves","score":0.7710000276565552},{"id":"https://openalex.org/keywords/feather-evolution","display_name":"feather evolution","score":0.6940000057220459},{"id":"https://openalex.org/keywords/hydrodynamic-stability","display_name":"hydrodynamic stability","score":0.5509999990463257},{"id":"https://openalex.org/keywords/bioinspired-design","display_name":"biomimetic design","score":0.7440000176429749},{"id":"https://openalex.org/keywords/computational-fluid-dynamics","display_name":"computational fluid dynamics","score":0.7990000247955322}],"concepts":[{"id":"https://openalex.org/C13393347","wikidata":"https://www.wikidata.org/wiki/Q8424","display_name":"Aerodynamics","level":2,"score":0.8968999981880188},{"id":"https://openalex.org/C97257150","wikidata":"https://www.wikidata.org/wiki/Q161358","display_name":"Wing","level":2,"score":0.6366999745368958},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.5217999815940857},{"id":"https://openalex.org/C38349280","wikidata":"https://www.wikidata.org/wiki/Q1434290","display_name":"Flow (mathematics)","level":2,"score":0.5196999907493591},{"id":"https://openalex.org/C127745971","wikidata":"https://www.wikidata.org/wiki/Q81025","display_name":"Feather","level":2,"score":0.5016999840736389},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.4542999863624573},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.41600000858306885},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.41130000352859497},{"id":"https://openalex.org/C87976508","wikidata":"https://www.wikidata.org/wiki/Q1498213","display_name":"Microstructure","level":2,"score":0.3785000145435333},{"id":"https://openalex.org/C28317120","wikidata":"https://www.wikidata.org/wiki/Q975211","display_name":"Trailing edge","level":2,"score":0.37549999356269836},{"id":"https://openalex.org/C1633027","wikidata":"https://www.wikidata.org/wiki/Q815820","display_name":"Computational fluid dynamics","level":2,"score":0.37389999628067017},{"id":"https://openalex.org/C132557482","wikidata":"https://www.wikidata.org/wiki/Q3299483","display_name":"Aerodynamic force","level":3,"score":0.36320000886917114},{"id":"https://openalex.org/C16345878","wikidata":"https://www.wikidata.org/wiki/Q107472979","display_name":"Orientation (vector space)","level":2,"score":0.335999995470047},{"id":"https://openalex.org/C2779126057","wikidata":"https://www.wikidata.org/wiki/Q478010","display_name":"Fluid\u2013structure interaction","level":3,"score":0.3240000009536743},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2978000044822693},{"id":"https://openalex.org/C82558694","wikidata":"https://www.wikidata.org/wiki/Q1545619","display_name":"Aspect ratio (aeronautics)","level":2,"score":0.2793999910354614},{"id":"https://openalex.org/C148043351","wikidata":"https://www.wikidata.org/wiki/Q4456944","display_name":"Current (fluid)","level":2,"score":0.27239999175071716},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.2680000066757202},{"id":"https://openalex.org/C140820882","wikidata":"https://www.wikidata.org/wiki/Q732722","display_name":"Vortex","level":2,"score":0.2669000029563904},{"id":"https://openalex.org/C2779570065","wikidata":"https://www.wikidata.org/wiki/Q1754137","display_name":"Leading edge","level":2,"score":0.2669000029563904},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.258899986743927},{"id":"https://openalex.org/C3020410207","wikidata":"https://www.wikidata.org/wiki/Q216320","display_name":"Flow properties","level":2,"score":0.2578999996185303},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.25040000677108765}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.64898/2026.09.17.752277","doi":"https://doi.org/10.64898/2026.09.17.752277","is_oa":true,"landing_page_url":"https://doi.org/10.64898/2026.09.17.752277","pdf_url":"https://www.biorxiv.org/content/biorxiv/early/2026/09/18/2026.09.17.752277.full.pdf","source":{"id":"https://openalex.org/S4306402567","display_name":"bioRxiv (Cold Spring Harbor Laboratory)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2750212522","host_organization_name":"Cold Spring Harbor Laboratory","host_organization_lineage":["https://openalex.org/I2750212522"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"bioRxiv","raw_type":"posted-content"}],"best_oa_location":{"id":"doi:10.64898/2026.09.17.752277","doi":"https://doi.org/10.64898/2026.09.17.752277","is_oa":true,"landing_page_url":"https://doi.org/10.64898/2026.09.17.752277","pdf_url":"https://www.biorxiv.org/content/biorxiv/early/2026/09/18/2026.09.17.752277.full.pdf","source":{"id":"https://openalex.org/S4306402567","display_name":"bioRxiv (Cold Spring Harbor Laboratory)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2750212522","host_organization_name":"Cold Spring Harbor Laboratory","host_organization_lineage":["https://openalex.org/I2750212522"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"bioRxiv","raw_type":"posted-content"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7213548947.pdf","grobid_xml":"https://content.openalex.org/works/W7213548947.grobid-xml"},"referenced_works_count":2,"referenced_works":["https://openalex.org/W1585343319","https://openalex.org/W4255055161"],"related_works":["https://openalex.org/W7211236349","https://openalex.org/W7133683284","https://openalex.org/W2616157617","https://openalex.org/W6910974759","https://openalex.org/W1986640165","https://openalex.org/W6942312067","https://openalex.org/W7039941881","https://openalex.org/W759477323","https://openalex.org/W2913273263","https://openalex.org/W2117197793"],"abstract_inverted_index":{"2.":[0],"Abstract":[1],"Flight":[2],"feather":[3,39,118,137],"structures":[4,22,138],"-":[5,10],"shaft,":[6],"barbs,":[7],"and":[8,18,44,81,131],"barbules":[9],"have":[11,139,147],"transformed":[12],"through":[13],"evolution.":[14],"Although":[15],"size,":[16],"shape":[17],"orientation":[19],"of":[20,28,56,59,136],"these":[21],"likely":[23],"influence":[24,41],"the":[25,29,38,54,71,74,84,94],"aerodynamic":[26,45,129,143],"performance":[27],"feathers,":[30],"their":[31],"impact":[32],"remains":[33],"unclear.":[34],"Here":[35],"we":[36],"investigated":[37],"structures\u2019":[40],"on":[42],"flow":[43,72],"performance,":[46,100,144],"using":[47],"computational":[48],"fluid":[49],"dynamic":[50],"modelling,":[51],"by":[52,142],"modifying":[53],"morphology":[55],"a":[57,60,78,124],"section":[58],"Jackdaw":[61],"(":[62],"Corvus":[63],"monedula":[64],")":[65],"flight":[66],"feather.":[67],"We":[68],"show":[69],"that":[70,82,116],"over":[73],"leading":[75],"vane":[76,96],"is":[77],"key":[79],"factor,":[80],"changing":[83],"barb-to-shaft":[85],"angle":[86],"from":[87,106],"its":[88],"natural":[89],"state":[90],"as":[91,93],"well":[92],"trailing":[95],"barb":[97],"angle,":[98],"reduces":[99],"which":[101,145],"could":[102],"explain":[103],"evolutionary":[104],"changes":[105],"early":[107],"Paraves":[108],"species.":[109],"All":[110],"in":[111],"all,":[112],"our":[113],"results":[114],"suggest":[115],"current":[117],"composition":[119],"may":[120],"be":[121],"close":[122],"to":[123],"local":[125],"maximum":[126],"for":[127,149],"both":[128],"efficiency":[130],"stability/flow":[132],"predictability,":[133],"suggesting":[134],"evolution":[135],"been":[140],"driven":[141],"should":[146],"implications":[148],"designing":[150],"bio-inspired":[151],"technologies.":[152]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2026-09-18T00:00:00"}
