{"id":"https://openalex.org/W36296482","doi":null,"title":"Helicopter Rotor Wake Geometry and Airloads and Helicopter Rotor Wakes","display_name":"Helicopter Rotor Wake Geometry and Airloads and Helicopter Rotor Wakes","publication_year":1972,"publication_date":"1972-08-01","ids":{"openalex":"https://openalex.org/W36296482","mag":"36296482"},"language":"en","primary_location":{"id":"mag:36296482","doi":null,"is_oa":false,"landing_page_url":"https://apps.dtic.mil/sti/pdfs/AD0752628.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","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/A5079083769","display_name":"Michael P. Scully","orcid":"https://orcid.org/0000-0002-5002-5279","observed_orcids":["https://orcid.org/0000-0002-5002-5279"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Michael P. Scully","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-5002-5279","affiliations":[]},{"author_position":"last","author":{"id":null,"display_name":"J. P. Sullivan","orcid":"https://orcid.org/0000-0002-9067-1531","observed_orcids":["https://orcid.org/0000-0002-9067-1531"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. P. Sullivan","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-9067-1531","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":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.00750898,"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/T10173","display_name":"Computational Fluid Dynamics and Aerodynamics","score":0.44190001487731934,"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/T10173","display_name":"Computational Fluid Dynamics and Aerodynamics","score":0.44190001487731934,"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/T13951","display_name":"Fluid dynamics and aerodynamics studies","score":0.10109999775886536,"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/T12125","display_name":"Aerospace and Aviation Technology","score":0.09950000047683716,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/hovering","display_name":"hover","score":0.5519999861717224},{"id":"https://openalex.org/keywords/forward-flight","display_name":"forward flight","score":0.9980000257492065},{"id":"https://openalex.org/keywords/smoke-visualization","display_name":"smoke visualization","score":0.4339999854564667},{"id":"https://openalex.org/keywords/rotor-aerodynamics","display_name":"rotor aerodynamics","score":0.6050000190734863}],"concepts":[{"id":"https://openalex.org/C48939323","wikidata":"https://www.wikidata.org/wiki/Q294879","display_name":"Wake","level":2,"score":0.8466266393661499},{"id":"https://openalex.org/C140820882","wikidata":"https://www.wikidata.org/wiki/Q732722","display_name":"Vortex","level":2,"score":0.7714021801948547},{"id":"https://openalex.org/C177124886","wikidata":"https://www.wikidata.org/wiki/Q1343028","display_name":"Helicopter rotor","level":3,"score":0.7035412788391113},{"id":"https://openalex.org/C17281054","wikidata":"https://www.wikidata.org/wiki/Q193466","display_name":"Rotor (electric)","level":2,"score":0.6418453454971313},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5429619550704956},{"id":"https://openalex.org/C201923624","wikidata":"https://www.wikidata.org/wiki/Q1037959","display_name":"Wake turbulence","level":3,"score":0.5131979584693909},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.5076545476913452},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.4345850348472595},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.3892923593521118},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.23949870467185974},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:36296482","doi":null,"is_oa":false,"landing_page_url":"https://apps.dtic.mil/sti/pdfs/AD0752628.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":[{"id":"https://openalex.org/G2724429568","display_name":null,"funder_award_id":"075-15-2020-803","funder_id":"https://openalex.org/F4320327494","funder_display_name":"Ministry of Science and Higher Education of the Russian Federation"}],"funders":[{"id":"https://openalex.org/F4320327494","display_name":"Ministry of Science and Higher Education of the Russian Federation","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W7098384175","https://openalex.org/W7212082466","https://openalex.org/W151323668","https://openalex.org/W86326311","https://openalex.org/W309913076","https://openalex.org/W1971935765","https://openalex.org/W640684798","https://openalex.org/W344196670","https://openalex.org/W215084229","https://openalex.org/W271924521"],"abstract_inverted_index":{"Abstract":[0],":":[1],"Computer":[2],"programs":[3],"have":[4],"been":[5],"developed":[6],"for":[7,22],"the":[8,23,74,80,87,96,104],"calculation":[9,24],"of":[10,25],"helicopter":[11,26],"rotor":[12,27],"tip":[13,36,55,82],"vortex":[14,37,56,83],"geometry":[15,57,84],"in":[16,30,41,51],"hover":[17],"and":[18,21,79],"forward":[19,31,34],"flight":[20,35],"harmonic":[28],"airloads":[29,94,99],"flight.":[32],"Calculated":[33],"geometries":[38],"compare":[39],"well":[40],"general":[42],"with":[43,60,92],"experimental":[44,93],"smoke":[45],"studies":[46],"although":[47],"there":[48],"are":[49],"differences":[50],"detail.":[52],"The":[53],"hovering":[54],"agrees":[58],"qualitatively":[59],"experiment":[61],"but":[62],"does":[63],"not":[64],"move":[65],"downward":[66],"fast":[67],"enough.":[68],"Airloads":[69],"were":[70],"computed":[71],"using":[72],"both":[73],"classical":[75],"rigid":[76,97],"wake":[77,98,106],"assumption":[78],"distorted":[81,105],"obtained":[85],"from":[86],"computer":[88],"program.":[89],"When":[90],"compared":[91],"measurements":[95],"give":[100],"better":[101],"results":[102],"than":[103],"airloads.":[107]},"counts_by_year":[],"updated_date":"2026-10-12T09:40:04.860316","created_date":"2016-06-24T00:00:00"}