{"id":"https://openalex.org/W2913012806","doi":"https://doi.org/10.22517/23447214.18421","title":"Low-cost and easily implemented anechoic acoustic chambers.","display_name":"Low-cost and easily implemented anechoic acoustic chambers.","publication_year":2018,"publication_date":"2018-12-30","ids":{"openalex":"https://openalex.org/W2913012806","doi":"https://doi.org/10.22517/23447214.18421","mag":"2913012806"},"language":"en","primary_location":{"id":"doi:10.22517/23447214.18421","doi":"https://doi.org/10.22517/23447214.18421","is_oa":true,"landing_page_url":"https://doi.org/10.22517/23447214.18421","pdf_url":null,"source":{"id":"https://openalex.org/S4306529292","display_name":"Scientia et technica","issn_l":"0122-1701","issn":["0122-1701","2344-7214"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["publindex-b"],"host_organization":"https://openalex.org/I200183955","host_organization_name":"Universidad Tecnol\u00f3gica de Pereira","host_organization_lineage":["https://openalex.org/I200183955"],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Scientia et Technica","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.22517/23447214.18421","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5037200698","display_name":"Alejandro Orrego Gonz\u00e1lez","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I91732220","display_name":"Universidad del Valle","ror":"https://ror.org/00jb9vg53","country_code":"CO","type":"education","lineage":["https://openalex.org/I91732220"]}],"countries":["CO"],"is_corresponding":false,"raw_author_name":"Alejandro Orrego Gonz\u00e1lez","raw_affiliation_strings":["Universidad del Valle - Sede Cali"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad del Valle - Sede Cali","institution_ids":["https://openalex.org/I91732220"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005667521","display_name":"Joao L. Ealo","orcid":"https://orcid.org/0000-0002-9708-7178","observed_orcids":["https://orcid.org/0000-0002-9708-7178"]},"institutions":[{"id":"https://openalex.org/I4210131263","display_name":"Universidad Privada del Valle","ror":"https://ror.org/03wjn2094","country_code":"BO","type":"education","lineage":["https://openalex.org/I4210131263"]}],"countries":["BO"],"is_corresponding":false,"raw_author_name":"Joao Luis Ealo Cuello","raw_affiliation_strings":["UNIVALLE"],"raw_orcid":"https://orcid.org/0000-0002-9708-7178","affiliations":[{"raw_affiliation_string":"UNIVALLE","institution_ids":["https://openalex.org/I4210131263"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048296091","display_name":"Jhon F. Pazos-Ospina","orcid":"https://orcid.org/0000-0001-7570-9047","observed_orcids":["https://orcid.org/0000-0001-7570-9047"]},"institutions":[{"id":"https://openalex.org/I4210117634","display_name":"Colombian Air Force","ror":"https://ror.org/02nmynt66","country_code":"CO","type":"government","lineage":["https://openalex.org/I4210117634"]},{"id":"https://openalex.org/I4405261841","display_name":"Escuela Militar de Aviaci\u00f3n","ror":"https://ror.org/05y4eg947","country_code":"CO","type":"education","lineage":["https://openalex.org/I4210117634","https://openalex.org/I4405261841"]}],"countries":["CO"],"is_corresponding":false,"raw_author_name":"Jhon Fernando Pazos Ospina","raw_affiliation_strings":["Escuela Militar de Aviaci\u00f3n Marco Fidel Suarez - Fuerza A\u00e9rea Colombiana (EMAVI)"],"raw_orcid":"https://orcid.org/0000-0001-7570-9047","affiliations":[{"raw_affiliation_string":"Escuela Militar de Aviaci\u00f3n Marco Fidel Suarez - Fuerza A\u00e9rea Colombiana (EMAVI)","institution_ids":["https://openalex.org/I4210117634","https://openalex.org/I4405261841"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"23","issue":"4","first_page":"471","last_page":"478"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.7890999913215637,"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":0.7890999913215637,"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/T12759","display_name":"Vehicle Noise and Vibration Control","score":0.08290000259876251,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive 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/T11851","display_name":"Electromagnetic Compatibility and Measurements","score":0.05829999968409538,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/anechoic-chamber","display_name":"anechoic chamber","score":0.8949999809265137},{"id":"https://openalex.org/keywords/sound-absorption","display_name":"sound absorption","score":0.5049999952316284},{"id":"https://openalex.org/keywords/inverse-square-law","display_name":"inverse-square law","score":0.675000011920929},{"id":"https://openalex.org/keywords/cutoff-frequency","display_name":"cutoff frequency","score":0.746999979019165},{"id":"https://openalex.org/keywords/sound-insulation","display_name":"sound insulation","score":0.39500001072883606},{"id":"https://openalex.org/keywords/noise-characterization","display_name":"noise characterization","score":0.597000002861023},{"id":"https://openalex.org/keywords/small-and-medium-sized-enterprises","display_name":"small and medium-sized enterprises","score":0.6980000138282776},{"id":"https://openalex.org/keywords/developing-countries","display_name":"developing countries","score":0.42899999022483826},{"id":"https://openalex.org/keywords/physics-education","display_name":"physics education","score":0.4359999895095825}],"concepts":[{"id":"https://openalex.org/C149712133","wikidata":"https://www.wikidata.org/wiki/Q332774","display_name":"Anechoic chamber","level":2,"score":0.9567521810531616},{"id":"https://openalex.org/C135692309","wikidata":"https://www.wikidata.org/wiki/Q111124","display_name":"Square (algebra)","level":2,"score":0.5784404873847961},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.42697852849960327},{"id":"https://openalex.org/C38753444","wikidata":"https://www.wikidata.org/wiki/Q333094","display_name":"Inverse-square law","level":3,"score":0.41961103677749634},{"id":"https://openalex.org/C2778217198","wikidata":"https://www.wikidata.org/wiki/Q556977","display_name":"Cutoff","level":2,"score":0.41064849495887756},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1647528111934662},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13323292136192322},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.0},{"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/C124017977","wikidata":"https://www.wikidata.org/wiki/Q11412","display_name":"Gravitation","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.22517/23447214.18421","doi":"https://doi.org/10.22517/23447214.18421","is_oa":true,"landing_page_url":"https://doi.org/10.22517/23447214.18421","pdf_url":null,"source":{"id":"https://openalex.org/S4306529292","display_name":"Scientia et technica","issn_l":"0122-1701","issn":["0122-1701","2344-7214"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["publindex-b"],"host_organization":"https://openalex.org/I200183955","host_organization_name":"Universidad Tecnol\u00f3gica de Pereira","host_organization_lineage":["https://openalex.org/I200183955"],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Scientia et Technica","raw_type":"journal-article"},{"id":"pmh:oai:revistas.utp.edu.co:article/18421","doi":null,"is_oa":true,"landing_page_url":"https://revistas.utp.edu.co/index.php/revistaciencia/article/view/18421","pdf_url":"https://revistas.utp.edu.co/index.php/revistaciencia/article/download/18421/13061","source":{"id":"https://openalex.org/S4306529292","display_name":"Scientia et technica","issn_l":"0122-1701","issn":["0122-1701","2344-7214"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["publindex-b"],"host_organization":"https://openalex.org/I200183955","host_organization_name":"Universidad Tecnol\u00f3gica de Pereira","host_organization_lineage":["https://openalex.org/I200183955"],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"0122-1701","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:ojs.utp.edu.co:article/18421","doi":null,"is_oa":true,"landing_page_url":"https://revistas.utp.edu.co/index.php/revistaciencia/article/view/18421","pdf_url":"https://revistas.utp.edu.co/index.php/revistaciencia/article/view/18421","source":{"id":"https://openalex.org/S4306401714","display_name":"Scientia et technica (Universidad Tecnol\u00f3gica de Pereira)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I200183955","host_organization_name":"Universidad Tecnol\u00f3gica de Pereira","host_organization_lineage":["https://openalex.org/I200183955"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Scientia et Technica; Vol 23 No 4 (2018); 471-478","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:dialnet.unirioja.es:ART0001312933","doi":null,"is_oa":false,"landing_page_url":"https://dialnet.unirioja.es/servlet/oaiart?codigo=6809462","pdf_url":null,"source":{"id":"https://openalex.org/S4306401293","display_name":"Dialnet (Universidad de la Rioja)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I168974976","host_organization_name":"Universidad de La Rioja","host_organization_lineage":["https://openalex.org/I168974976"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Scientia et Technica, ISSN 0122-1701, Vol. 23, N\u00ba. 4, 2018, pags. 471-478","raw_type":"text (article)"},{"id":"pmh:oai:redalyc.org:84959055006","doi":null,"is_oa":false,"landing_page_url":"https://www.redalyc.org/articulo.oa?id=84959055006","pdf_url":null,"source":{"id":"https://openalex.org/S4377196100","display_name":"Redalyc (Universidad Aut\u00f3noma del Estado de M\u00e9xico)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I179647637","host_organization_name":"Universidad Aut\u00f3noma del Estado de M\u00e9xico","host_organization_lineage":["https://openalex.org/I179647637"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Scientia Et Technica (Colombia) Num.4 Vol.23","raw_type":"art\u00edculo cient\u00edfico"}],"best_oa_location":{"id":"doi:10.22517/23447214.18421","doi":"https://doi.org/10.22517/23447214.18421","is_oa":true,"landing_page_url":"https://doi.org/10.22517/23447214.18421","pdf_url":null,"source":{"id":"https://openalex.org/S4306529292","display_name":"Scientia et technica","issn_l":"0122-1701","issn":["0122-1701","2344-7214"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["publindex-b"],"host_organization":"https://openalex.org/I200183955","host_organization_name":"Universidad Tecnol\u00f3gica de Pereira","host_organization_lineage":["https://openalex.org/I200183955"],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Scientia et Technica","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320309955","display_name":"Departamento Administrativo de Ciencia, Tecnolog\u00eda e Innovaci\u00f3n (COLCIENCIAS)","ror":"https://ror.org/048jthh02"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2913012806.pdf","grobid_xml":"https://content.openalex.org/works/W2913012806.grobid-xml"},"referenced_works_count":12,"referenced_works":["https://openalex.org/W103112442","https://openalex.org/W825121167","https://openalex.org/W1523778852","https://openalex.org/W1848898485","https://openalex.org/W1979924200","https://openalex.org/W1985882295","https://openalex.org/W2007405048","https://openalex.org/W2008274511","https://openalex.org/W2039052045","https://openalex.org/W2081892670","https://openalex.org/W2588389487","https://openalex.org/W4241773108"],"related_works":["https://openalex.org/W2043057040","https://openalex.org/W2119466099","https://openalex.org/W3095080298","https://openalex.org/W12379312","https://openalex.org/W2051690435","https://openalex.org/W1986123407","https://openalex.org/W2023041720","https://openalex.org/W2174863830","https://openalex.org/W2900684063","https://openalex.org/W7097910051"],"abstract_inverted_index":{"In":[0],"this":[1,79],"paper,":[2],"the":[3,29,32,44,71,120],"design,":[4,80],"construction":[5],"and":[6,11,82,102,122],"verification":[7],"of":[8,43,70,110,124,130,132],"a":[9,92,128],"low-cost":[10],"easy-to-install":[12],"anechoic":[13,89],"chamber":[14,18,45],"are":[15,46,85],"described.":[16],"The":[17,25,40,58,65],"is":[19,62,75],"constructed":[20],"with":[21,37,91],"affordable,":[22],"local":[23],"materials.":[24],"quality,":[26],"according":[27],"to":[28,87,97,119],"deviation":[30],"from":[31],"inverse":[33],"square":[34,68],"law,":[35],"complies":[36],"ISO":[38],"3745.":[39],"working":[41],"dimensions":[42],"1.94":[47],"m":[48,52,56],"long":[49],"x":[50,54],"1.91":[51],"wide":[53],"1.84":[55],"high.":[57],"nominal":[59],"cutoff":[60],"frequency":[61],"400":[63],"Hz.":[64],"cost":[66],"per":[67],"meter":[69],"effective":[72],"finished":[73],"volume":[74],"200":[76],"USD.":[77],"With":[78],"small-":[81],"medium-sized":[83],"enterprises":[84],"able":[86],"build":[88],"chambers":[90],"small":[93],"investment,":[94],"adding":[95],"value":[96],"their":[98],"products":[99],"through":[100],"characterization":[101],"subsequent":[103],"mitigation,":[104],"conditioning":[105],"or":[106,113],"amplification,":[107],"as":[108],"necessary,":[109],"emitted":[111],"sound":[112],"noise.":[114],"This":[115],"study":[116],"also":[117],"contributes":[118],"development":[121],"appropriation":[123],"knowledge":[125],"in":[126,135],"acoustics,":[127],"branch":[129],"physics":[131],"emerging":[133],"importance":[134],"developing":[136],"countries.":[137]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":4}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2019-02-21T00:00:00"}