{"id":"https://openalex.org/W4385642425","doi":"https://doi.org/10.21063/jtm.2022.v12.i2.131-137","title":"Measurement of the sound absorption coefficient of palm frond fiber composites with synthetic adhesives","display_name":"Measurement of the sound absorption coefficient of palm frond fiber composites with synthetic adhesives","publication_year":2022,"publication_date":"2022-10-31","ids":{"openalex":"https://openalex.org/W4385642425","doi":"https://doi.org/10.21063/jtm.2022.v12.i2.131-137"},"language":"en","primary_location":{"id":"doi:10.21063/jtm.2022.v12.i2.131-137","doi":"https://doi.org/10.21063/jtm.2022.v12.i2.131-137","is_oa":true,"landing_page_url":"http://dx.doi.org/10.21063/jtm.2022.v12.i2.131-137","pdf_url":"https://jtm.itp.ac.id/index.php/jtm/article/download/719/863","source":{"id":"https://openalex.org/S4210188939","display_name":"Jurnal Teknik Mesin","issn_l":"2089-4880","issn":["2089-4880","2598-8263"],"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":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Jurnal Teknik Mesin","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://jtm.itp.ac.id/index.php/jtm/article/download/719/863","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5024538557","display_name":"Putri Pratiwi","orcid":"https://orcid.org/0009-0003-2438-7131","observed_orcids":["https://orcid.org/0009-0003-2438-7131"]},"institutions":[{"id":"https://openalex.org/I4210111211","display_name":"Institut Teknologi Padang","ror":"https://ror.org/02285qe65","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210111211"]}],"countries":["ID"],"is_corresponding":true,"raw_author_name":"Putri Pratiwi","raw_affiliation_strings":["Institut Teknologi Padang","Department of Mechanical Engineering, Institut Teknologi Padang"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut Teknologi Padang","institution_ids":["https://openalex.org/I4210111211"]},{"raw_affiliation_string":"Department of Mechanical Engineering, Institut Teknologi Padang","institution_ids":["https://openalex.org/I4210111211"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001775549","display_name":"Abdul Rahman","orcid":"https://orcid.org/0009-0003-9379-3272","observed_orcids":["https://orcid.org/0009-0003-9379-3272"]},"institutions":[{"id":"https://openalex.org/I4210111211","display_name":"Institut Teknologi Padang","ror":"https://ror.org/02285qe65","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210111211"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Abdul Rahman","raw_affiliation_strings":["Institut Teknologi Padang"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut Teknologi Padang","institution_ids":["https://openalex.org/I4210111211"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077199903","display_name":"Asmara Yanto","orcid":"https://orcid.org/0000-0003-2109-7879","observed_orcids":["https://orcid.org/0000-0003-2109-7879"]},"institutions":[{"id":"https://openalex.org/I4210111211","display_name":"Institut Teknologi Padang","ror":"https://ror.org/02285qe65","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210111211"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Asmara Yanto","raw_affiliation_strings":["Institut Teknologi Padang"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut Teknologi Padang","institution_ids":["https://openalex.org/I4210111211"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5024538557"],"corresponding_institution_ids":["https://openalex.org/I4210111211"],"apc_list":null,"apc_paid":null,"fwci":0.1665,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.30240673,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"12","issue":"2","first_page":"131","last_page":"137"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10513","display_name":"Natural Fiber Reinforced Composites","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10513","display_name":"Natural Fiber Reinforced Composites","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.003700000001117587,"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/T12105","display_name":"Hygrothermal properties of building materials","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"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/natural-fiber-composites","display_name":"natural fiber composites","score":0.9480000138282776},{"id":"https://openalex.org/keywords/sound-absorption-coefficient","display_name":"sound absorption coefficient","score":0.9309999942779541},{"id":"https://openalex.org/keywords/polyester-resin","display_name":"polyester resin","score":0.8889999985694885},{"id":"https://openalex.org/keywords/synthetic-adhesives","display_name":"synthetic adhesives","score":0.8090000152587891},{"id":"https://openalex.org/keywords/acoustic-impedance","display_name":"acoustic impedance","score":0.9629999995231628},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"noise reduction","score":0.6940000057220459},{"id":"https://openalex.org/keywords/acoustic-absorbers","display_name":"acoustic absorbers","score":0.5820000171661377},{"id":"https://openalex.org/keywords/fiber-extraction","display_name":"fiber extraction","score":0.3409999907016754}],"concepts":[{"id":"https://openalex.org/C147316620","wikidata":"https://www.wikidata.org/wiki/Q2333821","display_name":"Frond","level":2,"score":0.8852145671844482},{"id":"https://openalex.org/C203519082","wikidata":"https://www.wikidata.org/wiki/Q17083791","display_name":"Noise reduction coefficient","level":3,"score":0.7644190788269043},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.6537818908691406},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.62430739402771},{"id":"https://openalex.org/C519885992","wikidata":"https://www.wikidata.org/wiki/Q161","display_name":"Fiber","level":2,"score":0.4876772165298462},{"id":"https://openalex.org/C125287762","wikidata":"https://www.wikidata.org/wiki/Q1758948","display_name":"Absorption (acoustics)","level":2,"score":0.47255226969718933},{"id":"https://openalex.org/C119394753","wikidata":"https://www.wikidata.org/wiki/Q188245","display_name":"Polyester","level":2,"score":0.46137604117393494},{"id":"https://openalex.org/C115008941","wikidata":"https://www.wikidata.org/wiki/Q7235355","display_name":"Potting","level":2,"score":0.43869149684906006},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.11299702525138855},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C6648577","wikidata":"https://www.wikidata.org/wiki/Q622669","display_name":"Porosity","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.21063/jtm.2022.v12.i2.131-137","doi":"https://doi.org/10.21063/jtm.2022.v12.i2.131-137","is_oa":true,"landing_page_url":"http://dx.doi.org/10.21063/jtm.2022.v12.i2.131-137","pdf_url":"https://jtm.itp.ac.id/index.php/jtm/article/download/719/863","source":{"id":"https://openalex.org/S4210188939","display_name":"Jurnal Teknik Mesin","issn_l":"2089-4880","issn":["2089-4880","2598-8263"],"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":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Jurnal Teknik Mesin","raw_type":"journal-article"},{"id":"pmh:oai:jtm.itp.ac.id:article/719","doi":null,"is_oa":true,"landing_page_url":"https://jtm.itp.ac.id/index.php/index/article/view/719","pdf_url":null,"source":{"id":"https://openalex.org/S4210188939","display_name":"Jurnal Teknik Mesin","issn_l":"2089-4880","issn":["2089-4880","2598-8263"],"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":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"10.21063/jtm.2022.v12.i2","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.21063/jtm.2022.v12.i2.131-137","doi":"https://doi.org/10.21063/jtm.2022.v12.i2.131-137","is_oa":true,"landing_page_url":"http://dx.doi.org/10.21063/jtm.2022.v12.i2.131-137","pdf_url":"https://jtm.itp.ac.id/index.php/jtm/article/download/719/863","source":{"id":"https://openalex.org/S4210188939","display_name":"Jurnal Teknik Mesin","issn_l":"2089-4880","issn":["2089-4880","2598-8263"],"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":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Jurnal Teknik Mesin","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.6000000238418579,"id":"https://metadata.un.org/sdg/12","display_name":"Responsible consumption and production"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4385642425.pdf","grobid_xml":"https://content.openalex.org/works/W4385642425.grobid-xml"},"referenced_works_count":6,"referenced_works":["https://openalex.org/W2033815440","https://openalex.org/W2040418640","https://openalex.org/W2766521771","https://openalex.org/W3039816660","https://openalex.org/W4289784318","https://openalex.org/W4385982898"],"related_works":["https://openalex.org/W4385640313","https://openalex.org/W4377240295","https://openalex.org/W4399615452","https://openalex.org/W4385585139","https://openalex.org/W3043786006","https://openalex.org/W2370812914","https://openalex.org/W7083433644","https://openalex.org/W2971695410","https://openalex.org/W4403105760","https://openalex.org/W2801074780"],"abstract_inverted_index":{"Natural":[0],"fiber":[1,72,120],"composite":[2],"materials":[3,29,57,197],"have":[4,19,52],"been":[5,20,53],"widely":[6],"applied":[7],"for":[8,205],"various":[9],"purposes,":[10],"one":[11,67],"of":[12,41,68,90,93,104,110,117,138,190,201,219,228],"which":[13,69,213],"is":[14,70,185,194,211,214,223],"reducing":[15],"noise.":[16],"Many":[17],"efforts":[18],"tried":[21],"to":[22,55,76,86],"reduce":[23],"noise":[24],"by":[25],"using":[26,169],"sound":[27,37,78,102,113],"absorbing":[28,79],"such":[30],"as":[31,36,73],"glasswool,":[32],"rockwool,":[33],"and":[34,45,62,107,121,193,204,222],"gypsum":[35],"absorbers,":[38],"but":[39],"because":[40],"the":[42,88,91,101,108,148,152,158,163,180,206,226],"high":[43],"price":[44],"bad":[46],"impact":[47],"on":[48,112],"health,":[49],"many":[50],"studies":[51],"conducted":[54,168],"find":[56],"that":[58,157,179],"are":[59,160],"practical,":[60],"cheap,":[61],"abundant":[63],"availability":[64],"in":[65,196,225],"nature,":[66],"natural":[71],"an":[74],"alternative":[75],"commercial":[77],"materials.":[80],"In":[81],"this":[82],"study,":[83],"we":[84],"want":[85],"know":[87],"effect":[89,109],"composition":[92,111,116,200,227],"palm":[94,118,149,153],"fronds":[95],"with":[96,135,146,198],"polyester":[97,122],"resin":[98,123],"can":[99],"affect":[100],"absorption":[103,182],"a":[105,136,170,188,199,217],"material":[106],"absorption.":[114],"The":[115,141,175],"frond":[119,154],"was":[124,167],"varied":[125],"60%:40%,":[126],"65%:35%,":[127],"70%:30%,":[128],"75%:25%,":[129],"80%:20%,":[130],"85%:15%,":[131],"90%:10%,":[132],"arranged":[133],"randomly":[134],"length":[137],"5":[139],"mm.":[140],"specimen":[142],"synthesis":[143],"process":[144],"starts":[145],"cutting":[147],"fronds,":[150],"decomposing":[151],"fibers":[155,159],"so":[156],"separated":[161],"from":[162],"flesh.":[164],"Acoustic":[165],"testing":[166],"single":[171],"microphone":[172],"impedance":[173],"tube.":[174],"test":[176],"results":[177],"showed":[178],"largest":[181,207],"coefficient":[183],"value":[184,210],"0.984":[186],"at":[187,216],"frequency":[189,218],"1500":[191],"Hz":[192,221],"obtained":[195,224],"70%:":[202],"30%,":[203],"acoustic":[208],"impendance":[209],"1.714":[212],"found":[215],"500":[220],"85%:":[229],"15%.":[230]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2023-08-08T00:00:00"}