{"id":"https://openalex.org/W7160299643","doi":"https://doi.org/10.31940/logic.v26i1.79-85","title":"KINETICS OF BIODEGRADATION OF CASSAVA STARCH - COFFEE GROUNDS BIOPLASTICS IN SOIL AND AQUEOUS MEDIA","display_name":"KINETICS OF BIODEGRADATION OF CASSAVA STARCH - COFFEE GROUNDS BIOPLASTICS IN SOIL AND AQUEOUS MEDIA","publication_year":2026,"publication_date":"2026-03-21","ids":{"openalex":"https://openalex.org/W7160299643","doi":"https://doi.org/10.31940/logic.v26i1.79-85"},"language":"en","primary_location":{"id":"doi:10.31940/logic.v26i1.79-85","doi":"https://doi.org/10.31940/logic.v26i1.79-85","is_oa":true,"landing_page_url":"https://doi.org/10.31940/logic.v26i1.79-85","pdf_url":"https://ojs2.pnb.ac.id/index.php/LOGIC/article/download/2709/1450","source":{"id":"https://openalex.org/S4210172714","display_name":"Logic Jurnal Rancang Bangun dan Teknologi","issn_l":"1412-114X","issn":["1412-114X","2580-5649"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310314916","host_organization_name":"Politeknik Negeri Bali","host_organization_lineage":["https://openalex.org/P4310314916"],"host_organization_lineage_names":["Politeknik Negeri Bali"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Logic : Jurnal Rancang Bangun dan Teknologi","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://ojs2.pnb.ac.id/index.php/LOGIC/article/download/2709/1450","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5049332458","display_name":"Komang Widhi Widantha","orcid":"https://orcid.org/0000-0002-6136-6044","observed_orcids":["https://orcid.org/0000-0002-6136-6044"]},"institutions":[{"id":"https://openalex.org/I4405262943","display_name":"Politeknik Negeri Bali","ror":"https://ror.org/00eb9kv84","country_code":"ID","type":"education","lineage":["https://openalex.org/I4405262943"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Komang Widhi Widantha","raw_affiliation_strings":["Mechanical Engineering Department, Politeknik Negeri Bali, Bukit Jimbaran, Kuta Selatan, Badung, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mechanical Engineering Department, Politeknik Negeri Bali, Bukit Jimbaran, Kuta Selatan, Badung, Indonesia","institution_ids":["https://openalex.org/I4405262943"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041037013","display_name":"Risa Nurin Baiti","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405262943","display_name":"Politeknik Negeri Bali","ror":"https://ror.org/00eb9kv84","country_code":"ID","type":"education","lineage":["https://openalex.org/I4405262943"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Risa Nurin Baiti","raw_affiliation_strings":["Mechanical Engineering Department, Politeknik Negeri Bali, Bukit Jimbaran, Kuta Selatan, Badung, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mechanical Engineering Department, Politeknik Negeri Bali, Bukit Jimbaran, Kuta Selatan, Badung, Indonesia","institution_ids":["https://openalex.org/I4405262943"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5116646208","display_name":"I Wayan Padma Yogi Asana","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405262943","display_name":"Politeknik Negeri Bali","ror":"https://ror.org/00eb9kv84","country_code":"ID","type":"education","lineage":["https://openalex.org/I4405262943"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"I Wayan Padma Yogi Asana","raw_affiliation_strings":["Mechanical Engineering Department, Politeknik Negeri Bali, Bukit Jimbaran, Kuta Selatan, Badung, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mechanical Engineering Department, Politeknik Negeri Bali, Bukit Jimbaran, Kuta Selatan, Badung, Indonesia","institution_ids":["https://openalex.org/I4405262943"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018557302","display_name":"Ni Luh Wisma Eka Yanti","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I126826664","display_name":"Udayana University","ror":"https://ror.org/035qsg823","country_code":"ID","type":"education","lineage":["https://openalex.org/I126826664"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Ni Luh Wisma Eka Yanti","raw_affiliation_strings":["Pharmacy Study Program, Faculty of Mathematics and Natural Sciences, Universitas Udayana, Bali, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Pharmacy Study Program, Faculty of Mathematics and Natural Sciences, Universitas Udayana, Bali, Indonesia","institution_ids":["https://openalex.org/I126826664"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5086739255","display_name":"Anisa Fitri","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210120396","display_name":"Sumatera Institute of Technology","ror":"https://ror.org/02jktx121","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210120396"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Anisa Fitri","raw_affiliation_strings":["Department of Materials Engineering, Faculty of Industrial Technology, Institut Teknologi Sumatera"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Materials Engineering, Faculty of Industrial Technology, Institut Teknologi Sumatera","institution_ids":["https://openalex.org/I4210120396"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"26","issue":"1","first_page":"79","last_page":"85"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10661","display_name":"biodegradable polymer synthesis and properties","score":0.9663000106811523,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"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/T10661","display_name":"biodegradable polymer synthesis and properties","score":0.9663000106811523,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"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/T10488","display_name":"Nanocomposite Films for Food Packaging","score":0.01679999940097332,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"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/T10753","display_name":"Microplastics and Plastic Pollution","score":0.007699999958276749,"subfield":{"id":"https://openalex.org/subfields/2310","display_name":"Pollution"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/coffee-grounds","display_name":"coffee grounds","score":0.8980000019073486},{"id":"https://openalex.org/keywords/biodegradation-kinetics","display_name":"biodegradation kinetics","score":0.8690000176429749},{"id":"https://openalex.org/keywords/first-order-kinetics","display_name":"first-order kinetics","score":0.7799999713897705},{"id":"https://openalex.org/keywords/soil-biodegradation","display_name":"soil biodegradation","score":0.8330000042915344},{"id":"https://openalex.org/keywords/glycerol-plasticizer","display_name":"glycerol plasticizer","score":0.890999972820282},{"id":"https://openalex.org/keywords/bioplastic-films","display_name":"bioplastic films","score":0.9010000228881836},{"id":"https://openalex.org/keywords/weight-loss","display_name":"weight loss","score":0.6919999718666077},{"id":"https://openalex.org/keywords/organic-waste-valorization","display_name":"organic waste valorization","score":0.6489999890327454},{"id":"https://openalex.org/keywords/circular-economy","display_name":"circular economy","score":0.8289999961853027}],"concepts":[{"id":"https://openalex.org/C43719734","wikidata":"https://www.wikidata.org/wiki/Q413458","display_name":"Bioplastic","level":2,"score":0.9916999936103821},{"id":"https://openalex.org/C157021035","wikidata":"https://www.wikidata.org/wiki/Q696715","display_name":"Biodegradation","level":2,"score":0.9426000118255615},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.6137999892234802},{"id":"https://openalex.org/C3020347786","wikidata":"https://www.wikidata.org/wiki/Q19903001","display_name":"Coffee grounds","level":2,"score":0.5913000106811523},{"id":"https://openalex.org/C529335014","wikidata":"https://www.wikidata.org/wiki/Q41534","display_name":"Starch","level":2,"score":0.5602999925613403},{"id":"https://openalex.org/C528095902","wikidata":"https://www.wikidata.org/wiki/Q2283886","display_name":"Pulp and paper industry","level":1,"score":0.5444999933242798},{"id":"https://openalex.org/C2780881558","wikidata":"https://www.wikidata.org/wiki/Q132501","display_name":"Glycerol","level":2,"score":0.47429999709129333},{"id":"https://openalex.org/C548081761","wikidata":"https://www.wikidata.org/wiki/Q180388","display_name":"Waste management","level":1,"score":0.4171999990940094},{"id":"https://openalex.org/C184651966","wikidata":"https://www.wikidata.org/wiki/Q906356","display_name":"Aqueous solution","level":2,"score":0.4131999909877777},{"id":"https://openalex.org/C2993699647","wikidata":"https://www.wikidata.org/wiki/Q906356","display_name":"Aqueous medium","level":3,"score":0.38769999146461487},{"id":"https://openalex.org/C2779679103","wikidata":"https://www.wikidata.org/wiki/Q5251805","display_name":"Degradation (telecommunications)","level":2,"score":0.3790000081062317},{"id":"https://openalex.org/C206139338","wikidata":"https://www.wikidata.org/wiki/Q192355","display_name":"Raw material","level":2,"score":0.3765999972820282},{"id":"https://openalex.org/C2780955318","wikidata":"https://www.wikidata.org/wiki/Q864487","display_name":"Biodegradable plastic","level":2,"score":0.3456000089645386},{"id":"https://openalex.org/C45211672","wikidata":"https://www.wikidata.org/wiki/Q4119016","display_name":"Biodegradable polymer","level":3,"score":0.34540000557899475},{"id":"https://openalex.org/C31903555","wikidata":"https://www.wikidata.org/wiki/Q1637030","display_name":"Food science","level":1,"score":0.3398999869823456},{"id":"https://openalex.org/C148898269","wikidata":"https://www.wikidata.org/wiki/Q1108792","display_name":"Kinetics","level":2,"score":0.2953999936580658},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.2827000021934509},{"id":"https://openalex.org/C175605896","wikidata":"https://www.wikidata.org/wiki/Q39833","display_name":"Microorganism","level":3,"score":0.27709999680519104},{"id":"https://openalex.org/C171534860","wikidata":"https://www.wikidata.org/wiki/Q655870","display_name":"Environmentally friendly","level":2,"score":0.2700999975204468},{"id":"https://openalex.org/C150903083","wikidata":"https://www.wikidata.org/wiki/Q7108","display_name":"Biotechnology","level":1,"score":0.2614000141620636}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.31940/logic.v26i1.79-85","doi":"https://doi.org/10.31940/logic.v26i1.79-85","is_oa":true,"landing_page_url":"https://doi.org/10.31940/logic.v26i1.79-85","pdf_url":"https://ojs2.pnb.ac.id/index.php/LOGIC/article/download/2709/1450","source":{"id":"https://openalex.org/S4210172714","display_name":"Logic Jurnal Rancang Bangun dan Teknologi","issn_l":"1412-114X","issn":["1412-114X","2580-5649"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310314916","host_organization_name":"Politeknik Negeri Bali","host_organization_lineage":["https://openalex.org/P4310314916"],"host_organization_lineage_names":["Politeknik Negeri Bali"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Logic : Jurnal Rancang Bangun dan Teknologi","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:2ca9bc74ca864b8c8cf4cbbb42e50a16","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/2ca9bc74ca864b8c8cf4cbbb42e50a16","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Logic, Vol 26, Iss 1, Pp 79-85 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.31940/logic.v26i1.79-85","doi":"https://doi.org/10.31940/logic.v26i1.79-85","is_oa":true,"landing_page_url":"https://doi.org/10.31940/logic.v26i1.79-85","pdf_url":"https://ojs2.pnb.ac.id/index.php/LOGIC/article/download/2709/1450","source":{"id":"https://openalex.org/S4210172714","display_name":"Logic Jurnal Rancang Bangun dan Teknologi","issn_l":"1412-114X","issn":["1412-114X","2580-5649"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310314916","host_organization_name":"Politeknik Negeri Bali","host_organization_lineage":["https://openalex.org/P4310314916"],"host_organization_lineage_names":["Politeknik Negeri Bali"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Logic : Jurnal Rancang Bangun dan Teknologi","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/12","display_name":"Responsible consumption and production","score":1.0},{"id":"https://metadata.un.org/sdg/13","display_name":"Climate action","score":0.5351999998092651}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7160299643.pdf","grobid_xml":"https://content.openalex.org/works/W7160299643.grobid-xml"},"referenced_works_count":21,"referenced_works":["https://openalex.org/W2805531262","https://openalex.org/W2899304809","https://openalex.org/W3016370119","https://openalex.org/W3108972964","https://openalex.org/W3156186252","https://openalex.org/W3157408304","https://openalex.org/W3162863638","https://openalex.org/W3184571843","https://openalex.org/W4224239587","https://openalex.org/W4307701680","https://openalex.org/W4312114503","https://openalex.org/W4313358632","https://openalex.org/W4382450049","https://openalex.org/W4389196428","https://openalex.org/W4404871893","https://openalex.org/W4405667284","https://openalex.org/W4406034134","https://openalex.org/W4408597007","https://openalex.org/W4408609575","https://openalex.org/W4413202304","https://openalex.org/W4415697012"],"related_works":["https://openalex.org/W4415885957","https://openalex.org/W4245470997","https://openalex.org/W2899099910","https://openalex.org/W3016370119","https://openalex.org/W4403175328","https://openalex.org/W4416306040","https://openalex.org/W4221005084","https://openalex.org/W3080776666","https://openalex.org/W4412105859","https://openalex.org/W4411134386"],"abstract_inverted_index":{"The":[0,63,87,105],"environmental":[1],"concerns":[2],"associated":[3],"with":[4,39,74],"petroleum-based":[5],"plastics":[6],"have":[7],"driven":[8],"the":[9,17,35,67,95,101],"development":[10],"of":[11,20,97,107],"biodegradable":[12],"alternatives.":[13],"This":[14,125],"study":[15,126],"investigates":[16],"biodegradation":[18,98],"kinetics":[19],"cassava":[21,129],"starch\u2013coffee":[22,130],"grounds":[23,44,109,131],"bioplastics":[24,68,132],"under":[25],"soil":[26,120],"and":[27,45,116,144],"aqueous":[28,85],"conditions.":[29],"Bioplastic":[30],"films":[31],"were":[32,52],"prepared":[33],"using":[34],"solution":[36],"casting":[37],"method":[38],"10%":[40],"(w/w)":[41],"spent":[42],"coffee":[43,108],"glycerol":[46],"as":[47],"a":[48,138],"plasticizer.":[49],"Biodegradation":[50],"tests":[51],"conducted":[53],"over":[54],"14":[55],"days,":[56,80],"measuring":[57],"weight":[58,76],"loss":[59,77],"at":[60],"predetermined":[61],"intervals.":[62],"results":[64],"showed":[65],"that":[66,94,128],"degraded":[69],"significantly":[70],"faster":[71],"in":[72,84],"soil,":[73],"61.3%":[75],"within":[78],"seven":[79],"compared":[81],"to":[82],"34.2%":[83],"media.":[86],"degradation":[88],"trends":[89],"followed":[90],"first-order":[91],"kinetics,":[92],"indicating":[93],"rate":[96],"depended":[99],"on":[100],"remaining":[102],"bioplastic":[103],"mass.":[104],"addition":[106],"enhanced":[110],"biodegradability":[111],"by":[112],"promoting":[113],"microbial":[114],"colonization":[115],"water":[117],"absorption,":[118],"while":[119],"conditions":[121],"accelerated":[122],"enzymatic":[123],"breakdown.":[124],"demonstrates":[127],"are":[133],"promising":[134],"sustainable":[135],"materials,":[136],"offering":[137],"pathway":[139],"for":[140],"organic":[141],"waste":[142],"valorization":[143],"supporting":[145],"circular":[146],"economy":[147],"principles.":[148]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2026-05-06T00:00:00"}