{"id":"https://openalex.org/W4378901964","doi":"https://doi.org/10.1088/1755-1315/1187/1/012007","title":"Physicochemical Characterization of Wood Mixed with Coffee Waste Pellet","display_name":"Physicochemical Characterization of Wood Mixed with Coffee Waste Pellet","publication_year":2023,"publication_date":"2023-05-01","ids":{"openalex":"https://openalex.org/W4378901964","doi":"https://doi.org/10.1088/1755-1315/1187/1/012007"},"language":"en","primary_location":{"id":"doi:10.1088/1755-1315/1187/1/012007","doi":"https://doi.org/10.1088/1755-1315/1187/1/012007","is_oa":true,"landing_page_url":"https://doi.org/10.1088/1755-1315/1187/1/012007","pdf_url":"https://iopscience.iop.org/article/10.1088/1755-1315/1187/1/012007/pdf","source":{"id":"https://openalex.org/S4210195883","display_name":"IOP Conference Series Earth and Environmental Science","issn_l":"1755-1315","issn":["1755-1315","1755-1307"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["norway-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IOP Conference Series: Earth and Environmental Science","raw_type":"journal-article"},"volume":null,"type":"conference-paper","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://iopscience.iop.org/article/10.1088/1755-1315/1187/1/012007/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069427430","display_name":"Dewi Agustina Iryani","orcid":"https://orcid.org/0000-0002-9623-2863","observed_orcids":["https://orcid.org/0000-0002-9623-2863"]},"institutions":[{"id":"https://openalex.org/I12833781","display_name":"Lampung University","ror":"https://ror.org/05wtz9f44","country_code":"ID","type":"education","lineage":["https://openalex.org/I12833781"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Dewi A Iryani","raw_affiliation_strings":["Center for Science and Technology (PUI) for Energy and Biomass, University of Lampung, Indonesia","Department of Chemical Engineering, Faculty of Engineering, University of Lampung, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Science and Technology (PUI) for Energy and Biomass, University of Lampung, Indonesia","institution_ids":["https://openalex.org/I12833781"]},{"raw_affiliation_string":"Department of Chemical Engineering, Faculty of Engineering, University of Lampung, Indonesia","institution_ids":["https://openalex.org/I12833781"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5092059101","display_name":"Halimatuzzahra Halimatuzzahra","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I12833781","display_name":"Lampung University","ror":"https://ror.org/05wtz9f44","country_code":"ID","type":"education","lineage":["https://openalex.org/I12833781"]}],"countries":["ID"],"is_corresponding":true,"raw_author_name":"Halimatuzzahra Halimatuzzahra","raw_affiliation_strings":["Department of Chemical Engineering, Faculty of Engineering, University of Lampung, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemical Engineering, Faculty of Engineering, University of Lampung, Indonesia","institution_ids":["https://openalex.org/I12833781"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037191272","display_name":"Taharuddin Taharuddin","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I12833781","display_name":"Lampung University","ror":"https://ror.org/05wtz9f44","country_code":"ID","type":"education","lineage":["https://openalex.org/I12833781"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Taharuddin Taharuddin","raw_affiliation_strings":["Department of Chemical Engineering, Faculty of Engineering, University of Lampung, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemical Engineering, Faculty of Engineering, University of Lampung, Indonesia","institution_ids":["https://openalex.org/I12833781"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003750063","display_name":"Agus Haryanto","orcid":"https://orcid.org/0000-0002-8954-4463","observed_orcids":["https://orcid.org/0000-0002-8954-4463"]},"institutions":[{"id":"https://openalex.org/I12833781","display_name":"Lampung University","ror":"https://ror.org/05wtz9f44","country_code":"ID","type":"education","lineage":["https://openalex.org/I12833781"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Agus Haryanto","raw_affiliation_strings":["Center for Science and Technology (PUI) for Energy and Biomass, University of Lampung, Indonesia","Department of Agricultural Engineering, Faculty of Agriculture, University of Lampung, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Science and Technology (PUI) for Energy and Biomass, University of Lampung, Indonesia","institution_ids":["https://openalex.org/I12833781"]},{"raw_affiliation_string":"Department of Agricultural Engineering, Faculty of Agriculture, University of Lampung, Indonesia","institution_ids":["https://openalex.org/I12833781"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073705256","display_name":"Wahyu Hidayat","orcid":"https://orcid.org/0000-0002-6015-1623","observed_orcids":["https://orcid.org/0000-0002-6015-1623"]},"institutions":[{"id":"https://openalex.org/I12833781","display_name":"Lampung University","ror":"https://ror.org/05wtz9f44","country_code":"ID","type":"education","lineage":["https://openalex.org/I12833781"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Wahyu Hidayat","raw_affiliation_strings":["Center for Science and Technology (PUI) for Energy and Biomass, University of Lampung, Indonesia","Department of Forestry, Faculty of Agriculture, University of Lampung, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Science and Technology (PUI) for Energy and Biomass, University of Lampung, Indonesia","institution_ids":["https://openalex.org/I12833781"]},{"raw_affiliation_string":"Department of Forestry, Faculty of Agriculture, University of Lampung, Indonesia","institution_ids":["https://openalex.org/I12833781"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069878969","display_name":"Udin Hasanudin","orcid":"https://orcid.org/0000-0002-0535-4866","observed_orcids":["https://orcid.org/0000-0002-0535-4866"]},"institutions":[{"id":"https://openalex.org/I12833781","display_name":"Lampung University","ror":"https://ror.org/05wtz9f44","country_code":"ID","type":"education","lineage":["https://openalex.org/I12833781"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Udin Hasanudin","raw_affiliation_strings":["Center for Science and Technology (PUI) for Energy and Biomass, University of Lampung, Indonesia","Department of Agro-industrial Technology, Faculty of Agriculture, University of Lampung, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Science and Technology (PUI) for Energy and Biomass, University of Lampung, Indonesia","institution_ids":["https://openalex.org/I12833781"]},{"raw_affiliation_string":"Department of Agro-industrial Technology, Faculty of Agriculture, University of Lampung, Indonesia","institution_ids":["https://openalex.org/I12833781"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5092059101"],"corresponding_institution_ids":["https://openalex.org/I12833781"],"apc_list":null,"apc_paid":null,"fwci":8.8982,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.98300283,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":93,"max":97},"biblio":{"volume":"1187","issue":"1","first_page":"012007","last_page":"012007"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T14256","display_name":"Wood Residue Utilization and Solid Biofuels","score":0.7099999785423279,"subfield":{"id":"https://openalex.org/subfields/1107","display_name":"Forestry"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T14256","display_name":"Wood Residue Utilization and Solid Biofuels","score":0.7099999785423279,"subfield":{"id":"https://openalex.org/subfields/1107","display_name":"Forestry"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10088","display_name":"Thermochemical Biomass Conversion Processes","score":0.2581000030040741,"subfield":{"id":"https://openalex.org/subfields/2103","display_name":"Fuel Technology"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12118","display_name":"Forest Biomass Utilization and Management","score":0.01899999938905239,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/wood-pellets","display_name":"wood pellets","score":0.9850000143051147},{"id":"https://openalex.org/keywords/coffee-waste","display_name":"coffee waste","score":0.8930000066757202},{"id":"https://openalex.org/keywords/spent-coffee-grounds","display_name":"spent coffee grounds","score":0.9950000047683716},{"id":"https://openalex.org/keywords/coffee-husk","display_name":"coffee husk","score":0.996999979019165},{"id":"https://openalex.org/keywords/solid-biofuels","display_name":"solid biofuels","score":0.718999981880188},{"id":"https://openalex.org/keywords/co-firing","display_name":"co-combustion","score":0.7609999775886536},{"id":"https://openalex.org/keywords/densification","display_name":"densification","score":0.8180000185966492},{"id":"https://openalex.org/keywords/calorific-value","display_name":"calorific value","score":0.9129999876022339},{"id":"https://openalex.org/keywords/pellet-durability","display_name":"pellet durability","score":0.7770000100135803},{"id":"https://openalex.org/keywords/compressive-strength","display_name":"compressive strength","score":0.9800000190734863},{"id":"https://openalex.org/keywords/proximate-analysis","display_name":"proximate analysis","score":0.7799999713897705},{"id":"https://openalex.org/keywords/biomass-blending","display_name":"biomass blending","score":0.515999972820282},{"id":"https://openalex.org/keywords/sawdust","display_name":"sawdust","score":0.8519999980926514}],"concepts":[{"id":"https://openalex.org/C17923525","wikidata":"https://www.wikidata.org/wiki/Q527229","display_name":"Pellet","level":2,"score":0.9049372673034668},{"id":"https://openalex.org/C2780584874","wikidata":"https://www.wikidata.org/wiki/Q575866","display_name":"Pellets","level":2,"score":0.8477903604507446},{"id":"https://openalex.org/C156383657","wikidata":"https://www.wikidata.org/wiki/Q902126","display_name":"Heat of combustion","level":3,"score":0.8018757104873657},{"id":"https://openalex.org/C2780308376","wikidata":"https://www.wikidata.org/wiki/Q816713","display_name":"Sawdust","level":2,"score":0.7287933826446533},{"id":"https://openalex.org/C75296557","wikidata":"https://www.wikidata.org/wiki/Q14524280","display_name":"Husk","level":2,"score":0.7055966258049011},{"id":"https://openalex.org/C206139338","wikidata":"https://www.wikidata.org/wiki/Q192355","display_name":"Raw material","level":2,"score":0.658658504486084},{"id":"https://openalex.org/C528095902","wikidata":"https://www.wikidata.org/wiki/Q2283886","display_name":"Pulp and paper industry","level":1,"score":0.6532526612281799},{"id":"https://openalex.org/C115540264","wikidata":"https://www.wikidata.org/wiki/Q2945560","display_name":"Biomass (ecology)","level":2,"score":0.6275032758712769},{"id":"https://openalex.org/C196832758","wikidata":"https://www.wikidata.org/wiki/Q1408429","display_name":"Solid fuel","level":3,"score":0.5734708309173584},{"id":"https://openalex.org/C3020347786","wikidata":"https://www.wikidata.org/wiki/Q19903001","display_name":"Coffee grounds","level":2,"score":0.5627163052558899},{"id":"https://openalex.org/C53991642","wikidata":"https://www.wikidata.org/wiki/Q128991","display_name":"Biofuel","level":2,"score":0.5051200985908508},{"id":"https://openalex.org/C548081761","wikidata":"https://www.wikidata.org/wiki/Q180388","display_name":"Waste management","level":1,"score":0.4724952280521393},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.42188626527786255},{"id":"https://openalex.org/C5260166","wikidata":"https://www.wikidata.org/wiki/Q934258","display_name":"Pelletizing","level":3,"score":0.42042481899261475},{"id":"https://openalex.org/C30407753","wikidata":"https://www.wikidata.org/wiki/Q186191","display_name":"Compressive strength","level":2,"score":0.4152091145515442},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3973744213581085},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.24035677313804626},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.22450393438339233},{"id":"https://openalex.org/C31903555","wikidata":"https://www.wikidata.org/wiki/Q1637030","display_name":"Food science","level":1,"score":0.21216124296188354},{"id":"https://openalex.org/C105923489","wikidata":"https://www.wikidata.org/wiki/Q133235","display_name":"Combustion","level":2,"score":0.1654563546180725},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.13468456268310547},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.13042593002319336},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.07458436489105225},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1088/1755-1315/1187/1/012007","doi":"https://doi.org/10.1088/1755-1315/1187/1/012007","is_oa":true,"landing_page_url":"https://doi.org/10.1088/1755-1315/1187/1/012007","pdf_url":"https://iopscience.iop.org/article/10.1088/1755-1315/1187/1/012007/pdf","source":{"id":"https://openalex.org/S4210195883","display_name":"IOP Conference Series Earth and Environmental Science","issn_l":"1755-1315","issn":["1755-1315","1755-1307"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["norway-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IOP Conference Series: Earth and Environmental Science","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1088/1755-1315/1187/1/012007","doi":"https://doi.org/10.1088/1755-1315/1187/1/012007","is_oa":true,"landing_page_url":"https://doi.org/10.1088/1755-1315/1187/1/012007","pdf_url":"https://iopscience.iop.org/article/10.1088/1755-1315/1187/1/012007/pdf","source":{"id":"https://openalex.org/S4210195883","display_name":"IOP Conference Series Earth and Environmental Science","issn_l":"1755-1315","issn":["1755-1315","1755-1307"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["norway-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IOP Conference Series: Earth and Environmental Science","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/7","display_name":"Affordable and clean energy","score":0.75}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4378901964.pdf"},"referenced_works_count":10,"referenced_works":["https://openalex.org/W2029115257","https://openalex.org/W2072117793","https://openalex.org/W2090329312","https://openalex.org/W2905087143","https://openalex.org/W2982885452","https://openalex.org/W2995333621","https://openalex.org/W3009286609","https://openalex.org/W3134500719","https://openalex.org/W3211116721","https://openalex.org/W4223921625"],"related_works":["https://openalex.org/W3121006545","https://openalex.org/W4319783443","https://openalex.org/W6911197194","https://openalex.org/W4210724494","https://openalex.org/W4402522891","https://openalex.org/W2923257271","https://openalex.org/W4399674845","https://openalex.org/W2971382845","https://openalex.org/W4408892587","https://openalex.org/W7123344618"],"abstract_inverted_index":{"Abstract":[0],"Recently,":[1],"the":[2,14,19,27,47,60,64,68,109,118,141,173,181,218,222,230,239],"demand":[3,22],"for":[4,10,57],"wood":[5,113,142,148,178,185],"pellets":[6,114,149],"as":[7,32,54,79,101,151],"solid":[8,61,89,102],"biofuel":[9],"co-firing":[11],"process":[12],"in":[13,21,123,140],"industry":[15,70],"has":[16],"increased.":[17],"However,":[18],"increase":[20,238],"is":[23,40,59,138],"not":[24],"accompanied":[25],"by":[26],"availability":[28],"of":[29,46,75,112,120,135,147,175,184,199,202,217,224],"sawdust":[30],"(SD)":[31],"a":[33,133,197,206],"raw":[34,55],"material.":[35],"Thus,":[36,237],"seeking":[37],"alternative":[38,48],"biomass":[39],"needed":[41],"to":[42,190,235,247],"substitute":[43],"wood.":[44],"One":[45],"biomasses":[49],"that":[50,96,172,221],"can":[51,98],"be":[52,99],"considered":[53],"material":[56],"bio-pellet":[58],"waste":[62,77,122],"from":[63,187,233,242],"coffee":[65,69,81,85,121],"industry.":[66],"Meanwhile,":[67],"annually":[71],"produces":[72,205],"large":[73],"amounts":[74],"organic":[76,92],"such":[78,150],"spent":[80],"grounds":[82],"(SCG)":[83],"and":[84,116,158,160,165,226],"husks":[86],"(CH).":[87],"Both":[88],"wastes":[90],"have":[91],"compounds":[93],"contained":[94],"so":[95],"they":[97],"utilized":[100],"biofuel.":[103],"In":[104],"this":[105],"research,":[106],"We":[107],"investigated":[108],"quality":[110],"changes":[111],"before":[115],"after":[117],"addition":[119,174,223],"different":[124],"mass":[125],"ratios":[126],"(1:1,":[127],"1:3).":[128],"A":[129],"densification":[130],"method":[131],"with":[132,196],"pressure":[134],"2":[136],"tons":[137],"used":[139],"pellet-making":[143],"process.":[144],"Physicochemical":[145],"characterization":[146],"density,":[152],"durability,":[153],"compressive":[154],"strength,":[155],"calorific":[156,182,194,208],"value,":[157],"proximate":[159],"composition":[161],"analysis":[162],"using":[163],"SCG":[164,176,204,225],"CH":[166,211,227],"are":[167],"conducted.":[168],"The":[169,193,214],"result":[170],"shows":[171,220],"into":[177],"pellet":[179,186,219],"increased":[180],"value":[183,195,209],"21.03":[188],"MJ.kg-1":[189],"21.71":[191],"MJ.kg-1.":[192],"ratio":[198],"50:":[200],"50":[201],"SD:":[203],"better":[207],"than":[210],"(20.64":[212],"MJ.kg-1).":[213],"mechanical":[215,231],"test":[216],"slightly":[228],"decreases":[229],"durability":[232],"99.34%":[234],"97.02%.":[236],"appearance":[240],"density":[241],"\u03c1":[243,248],"=":[244,249],"892.46":[245],"kg.m-3":[246],"1119.33":[250],"kg.m-3.":[251]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2023-06-01T00:00:00"}