{"id":"https://openalex.org/W1576017563","doi":null,"title":"Evaluation of a scale-model experiment to investigate long-range acoustic propagation","display_name":"Evaluation of a scale-model experiment to investigate long-range acoustic propagation","publication_year":1987,"publication_date":"1987-11-01","ids":{"openalex":"https://openalex.org/W1576017563","mag":"1576017563"},"language":"en","primary_location":{"id":"pmh:oai:quod.lib.umich.edu:MIU01-011422828","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2027/uiug.30112106606020","pdf_url":null,"source":{"id":"https://openalex.org/S7407064297","display_name":"University of Michigan Library Repository","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"public-domain","license_id":"https://openalex.org/licenses/public-domain","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/2027/uiug.30112106606020","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5076715388","display_name":"Tony L. Parrott","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1319063186","display_name":"Langley Research Center","ror":"https://ror.org/0399mhs52","country_code":"US","type":"facility","lineage":["https://openalex.org/I1319063186","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tony L. Parrott","raw_affiliation_strings":["NASA Langley Research Center, Hampton, VA (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NASA Langley Research Center, Hampton, VA (United States)","institution_ids":["https://openalex.org/I1319063186"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008750936","display_name":"Gerry L. McAninch","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"G. MCANINCH","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5064909850","display_name":"Ingrid A. Carlberg","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ingrid A. Carlberg","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.6526,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.8928,"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/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.8349999785423279,"subfield":{"id":"https://openalex.org/subfields/3102","display_name":"Acoustics and Ultrasonics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.8349999785423279,"subfield":{"id":"https://openalex.org/subfields/3102","display_name":"Acoustics and Ultrasonics"},"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/T11698","display_name":"Underwater Acoustics Research","score":0.06849999725818634,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"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/T11008","display_name":"Aerodynamics and Acoustics in Jet Flows","score":0.03240000084042549,"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/long-range-sound-propagation","display_name":"long-range sound propagation","score":0.9210000038146973},{"id":"https://openalex.org/keywords/scale-model-testing","display_name":"scale model testing","score":0.6639999747276306},{"id":"https://openalex.org/keywords/acoustic-attenuation","display_name":"acoustic attenuation","score":0.6290000081062317},{"id":"https://openalex.org/keywords/anechoic-chamber","display_name":"anechoic chamber","score":0.699999988079071},{"id":"https://openalex.org/keywords/microphone-array","display_name":"microphone array","score":0.5090000033378601}],"concepts":[{"id":"https://openalex.org/C184652730","wikidata":"https://www.wikidata.org/wiki/Q2357982","display_name":"Attenuation","level":2,"score":0.7353579998016357},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.7081394195556641},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.6891262531280518},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.5755090117454529},{"id":"https://openalex.org/C149712133","wikidata":"https://www.wikidata.org/wiki/Q332774","display_name":"Anechoic chamber","level":2,"score":0.548107385635376},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.4855198860168457},{"id":"https://openalex.org/C152588345","wikidata":"https://www.wikidata.org/wiki/Q6498959","display_name":"Scale model","level":2,"score":0.4293055236339569},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.41098713874816895},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.3651621639728546},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.32889437675476074},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.21488603949546814},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14303097128868103},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.07857534289360046},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:quod.lib.umich.edu:MIU01-011422828","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2027/uiug.30112106606020","pdf_url":null,"source":{"id":"https://openalex.org/S7407064297","display_name":"University of Michigan Library Repository","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"public-domain","license_id":"https://openalex.org/licenses/public-domain","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},{"id":"mag:1576017563","doi":null,"is_oa":false,"landing_page_url":"https://ntrs.nasa.gov/api/citations/19880002068/downloads/19880002068.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S4306402118","display_name":"NASA Technical Reports Server (NASA)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4210124779","host_organization_name":"National Aeronautics and Space Administration","host_organization_lineage":["https://openalex.org/I4210124779"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:quod.lib.umich.edu:MIU01-011422828","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2027/uiug.30112106606020","pdf_url":null,"source":{"id":"https://openalex.org/S7407064297","display_name":"University of Michigan Library Repository","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"public-domain","license_id":"https://openalex.org/licenses/public-domain","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W387130968","https://openalex.org/W605149694","https://openalex.org/W1510527033","https://openalex.org/W2008194197","https://openalex.org/W2011506561","https://openalex.org/W2019644065","https://openalex.org/W2051368652","https://openalex.org/W3201637315"],"related_works":["https://openalex.org/W2102126269","https://openalex.org/W1680860819","https://openalex.org/W1544374468","https://openalex.org/W2094676895","https://openalex.org/W2050315733","https://openalex.org/W2020081004","https://openalex.org/W7164361208","https://openalex.org/W1964256105","https://openalex.org/W2088928611","https://openalex.org/W2087707025"],"abstract_inverted_index":{"Tests":[0],"were":[1,48,68,79,102],"conducted":[2],"to":[3,17,56,108,138],"evaluate":[4],"the":[5,94,127,148,158,172,178],"feasibility":[6],"of":[7,30,37,45,63,134,174],"using":[8],"a":[9,26,34,42,51,59,71,83,153,163],"scale-model":[10],"experiment":[11],"situated":[12],"in":[13,126,157,166],"an":[14],"anechoic":[15],"facility":[16],"investigate":[18],"long-range":[19],"sound":[20,46],"propagation":[21,92,128],"over":[22,50,93],"ground":[23],"terrain.":[24],"For":[25,90,177],"nominal":[27,60],"scale":[28],"factor":[29],"100:1,":[31],"attenuations":[32],"along":[33],"linear":[35],"array":[36],"six":[38],"microphones":[39],"colinear":[40],"with":[41,88],"continuous-wave":[43],"type":[44],"source":[47,167],"measured":[49,97],"wavelength":[52],"range":[53],"from":[54],"10":[55,64],"160":[57],"for":[58,70,82,104,147,162],"test":[61],"frequency":[62],"kHz.":[65],"Most":[66],"tests":[67,78],"made":[69,81],"hard":[72,95],"model":[73,85],"surface":[74,86],"(plywood),":[75],"but":[76],"limited":[77],"also":[80],"soft":[84],"(plywood":[87],"felt).":[89],"grazing-incidence":[91],"surface,":[96],"and":[98,111,150,168],"predicted":[99],"attenuation":[100,161],"trends":[101],"consistent":[103],"microphone":[105,151,169],"locations":[106],"out":[107],"between":[109],"40":[110],"80":[112,115],"wavelengths.":[113],"Beyond":[114],"wavelengths,":[116],"significant":[117],"variability":[118],"was":[119,122,132,184],"observed":[120],"that":[121],"caused":[123],"by":[124],"disturbances":[125],"medium.":[129],"Also,":[130],"there":[131],"evidence":[133],"extraneous":[135],"propagation-path":[136],"contributions":[137],"data":[139],"irregularities":[140],"at":[141],"more":[142],"remote":[143],"microphones.":[144],"Sensitivity":[145],"studies":[146],"hard-surface":[149],"indicated":[152],"2.5":[154],"dB":[155],"change":[156],"relative":[159],"excess":[160],"systematic":[164],"error":[165],"elevations":[170],"on":[171],"order":[173],"1":[175],"mm.":[176],"soft-surface":[179],"model,":[180],"no":[181],"comparable":[182],"sensitivity":[183],"found.":[185]},"counts_by_year":[],"updated_date":"2026-11-01T11:40:01.658920","created_date":"2016-06-24T00:00:00"}