{"id":"https://openalex.org/W40986086","doi":null,"title":"The Influence of Energy Efficient Cultivation on the Chemical Composition of Algae Biomass for Biodiesel Production","display_name":"The Influence of Energy Efficient Cultivation on the Chemical Composition of Algae Biomass for Biodiesel Production","publication_year":2013,"publication_date":"2013-01-01","ids":{"openalex":"https://openalex.org/W40986086","mag":"40986086"},"language":"en","primary_location":{"id":"mag:40986086","doi":null,"is_oa":false,"landing_page_url":"https://odr.chalmers.se/bitstream/20.500.12380/179134/1/179134.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5075784560","display_name":"Mikael \u00d6berg","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Mikael \u00d6berg","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5075784560"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":null,"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/T10476","display_name":"Algal biology and biofuel production","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10476","display_name":"Algal biology and biofuel production","score":1.0,"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"}},{"id":"https://openalex.org/T10507","display_name":"Biodiesel Production and Applications","score":0.0,"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/T10450","display_name":"Aquaculture Nutrition and Growth","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1104","display_name":"Aquatic Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/microalgae-biodiesel","display_name":"microalgae biodiesel","score":0.9549999833106995},{"id":"https://openalex.org/keywords/microalgae-harvesting","display_name":"microalgae harvesting","score":0.6830000281333923},{"id":"https://openalex.org/keywords/sedimentation","display_name":"sedimentation","score":0.746999979019165},{"id":"https://openalex.org/keywords/biomass-composition","display_name":"biomass composition","score":0.6129999756813049},{"id":"https://openalex.org/keywords/lipid-content","display_name":"lipid content","score":0.9850000143051147},{"id":"https://openalex.org/keywords/fatty-acid-methyl-esters","display_name":"fatty acid methyl esters","score":0.996999979019165},{"id":"https://openalex.org/keywords/open-pond-cultivation","display_name":"open pond cultivation","score":0.625},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"energy consumption","score":0.49000000953674316},{"id":"https://openalex.org/keywords/biomass-productivity","display_name":"biomass productivity","score":0.6650000214576721},{"id":"https://openalex.org/keywords/carbon-dioxide-supply","display_name":"carbon dioxide supply","score":0.7710000276565552},{"id":"https://openalex.org/keywords/mixing","display_name":"mixing","score":0.6800000071525574},{"id":"https://openalex.org/keywords/harvesting-frequency","display_name":"harvest frequency","score":0.5299999713897705},{"id":"https://openalex.org/keywords/life-cycle-assessment","display_name":"life cycle assessment","score":0.5440000295639038},{"id":"https://openalex.org/keywords/renewable-fuels","display_name":"renewable fuels","score":0.6100000143051147},{"id":"https://openalex.org/keywords/palmitic-acid","display_name":"palmitic acid","score":0.6140000224113464},{"id":"https://openalex.org/keywords/oleic-acid","display_name":"oleic acid","score":0.9990000128746033},{"id":"https://openalex.org/keywords/chlorophyll","display_name":"chlorophyll","score":0.8960000276565552}],"concepts":[{"id":"https://openalex.org/C52896960","wikidata":"https://www.wikidata.org/wiki/Q167947","display_name":"Biodiesel","level":3,"score":0.7843905091285706},{"id":"https://openalex.org/C115540264","wikidata":"https://www.wikidata.org/wiki/Q2945560","display_name":"Biomass (ecology)","level":2,"score":0.7425639033317566},{"id":"https://openalex.org/C53991642","wikidata":"https://www.wikidata.org/wiki/Q128991","display_name":"Biofuel","level":2,"score":0.684528112411499},{"id":"https://openalex.org/C204983608","wikidata":"https://www.wikidata.org/wiki/Q2111958","display_name":"Productivity","level":2,"score":0.65384840965271},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6428840160369873},{"id":"https://openalex.org/C188573790","wikidata":"https://www.wikidata.org/wiki/Q12705","display_name":"Renewable energy","level":2,"score":0.6182451248168945},{"id":"https://openalex.org/C66910140","wikidata":"https://www.wikidata.org/wiki/Q905957","display_name":"Biodiesel production","level":4,"score":0.5728952288627625},{"id":"https://openalex.org/C528095902","wikidata":"https://www.wikidata.org/wiki/Q2283886","display_name":"Pulp and paper industry","level":1,"score":0.5299918055534363},{"id":"https://openalex.org/C52208190","wikidata":"https://www.wikidata.org/wiki/Q7313121","display_name":"Renewable fuels","level":3,"score":0.5104943513870239},{"id":"https://openalex.org/C559758991","wikidata":"https://www.wikidata.org/wiki/Q37868","display_name":"Algae","level":2,"score":0.5089666843414307},{"id":"https://openalex.org/C159403789","wikidata":"https://www.wikidata.org/wiki/Q1342552","display_name":"Algae fuel","level":4,"score":0.500922679901123},{"id":"https://openalex.org/C68189081","wikidata":"https://www.wikidata.org/wiki/Q12748","display_name":"Fossil fuel","level":2,"score":0.4870929718017578},{"id":"https://openalex.org/C156380964","wikidata":"https://www.wikidata.org/wiki/Q18556","display_name":"Bioenergy","level":3,"score":0.418689489364624},{"id":"https://openalex.org/C2780209386","wikidata":"https://www.wikidata.org/wiki/Q425125","display_name":"Fatty acid methyl ester","level":4,"score":0.41458332538604736},{"id":"https://openalex.org/C150903083","wikidata":"https://www.wikidata.org/wiki/Q7108","display_name":"Biotechnology","level":1,"score":0.31502765417099},{"id":"https://openalex.org/C548081761","wikidata":"https://www.wikidata.org/wiki/Q180388","display_name":"Waste management","level":1,"score":0.3015512526035309},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.2652759552001953},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.23196285963058472},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.20708629488945007},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.20349475741386414},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.19489264488220215},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1783253252506256},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C139719470","wikidata":"https://www.wikidata.org/wiki/Q39680","display_name":"Macroeconomics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:40986086","doi":null,"is_oa":false,"landing_page_url":"https://odr.chalmers.se/bitstream/20.500.12380/179134/1/179134.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9853000044822693,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"},{"score":0.8799999952316284,"id":"https://metadata.un.org/sdg/12","display_name":"Responsible consumption and production"},{"score":0.5351999998092651,"id":"https://metadata.un.org/sdg/13","display_name":"Climate action"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":49,"referenced_works":["https://openalex.org/W1023599597","https://openalex.org/W1484157512","https://openalex.org/W1492535524","https://openalex.org/W1527781091","https://openalex.org/W1532333357","https://openalex.org/W1533947775","https://openalex.org/W1600177275","https://openalex.org/W1608351753","https://openalex.org/W1961717553","https://openalex.org/W1965399445","https://openalex.org/W1966839079","https://openalex.org/W1968791661","https://openalex.org/W1972310331","https://openalex.org/W1974247357","https://openalex.org/W1982362308","https://openalex.org/W1984127678","https://openalex.org/W1987415646","https://openalex.org/W1991955672","https://openalex.org/W1995845027","https://openalex.org/W2006825052","https://openalex.org/W2019772115","https://openalex.org/W2027966927","https://openalex.org/W2029179387","https://openalex.org/W2041468648","https://openalex.org/W2044971859","https://openalex.org/W2046495385","https://openalex.org/W2047281856","https://openalex.org/W2050980391","https://openalex.org/W2057396845","https://openalex.org/W2061152921","https://openalex.org/W2066916939","https://openalex.org/W2068125093","https://openalex.org/W2068138614","https://openalex.org/W2070433307","https://openalex.org/W2075007192","https://openalex.org/W2080024205","https://openalex.org/W2084362629","https://openalex.org/W2091354820","https://openalex.org/W2094581262","https://openalex.org/W2103116191","https://openalex.org/W2143107164","https://openalex.org/W2151153465","https://openalex.org/W2153922477","https://openalex.org/W2154927249","https://openalex.org/W2158210821","https://openalex.org/W2159959568","https://openalex.org/W2161069249","https://openalex.org/W2162336404","https://openalex.org/W2166161844"],"related_works":["https://openalex.org/W7096113535","https://openalex.org/W2092088309","https://openalex.org/W2102968398","https://openalex.org/W7058039060","https://openalex.org/W2597209078","https://openalex.org/W2528385740","https://openalex.org/W1988593570","https://openalex.org/W2532177105","https://openalex.org/W2791108629","https://openalex.org/W4362472711"],"abstract_inverted_index":{"The":[0,102,121,227,352,427],"interest":[1,233],"in":[2,71,134,155,165,177,213,260,307,334,389,393,469,488],"finding":[3],"renewable":[4,31],"alternative":[5],"to":[6,17,33,48,61,95,109,125,144,169,235,266,287,295,309,471,499,508],"petroleum-based":[7],"fuel":[8],"has":[9,56],"increased":[10],"significantly":[11,43],"during":[12,349],"the":[13,28,52,58,68,72,80,89,99,128,145,148,156,160,189,192,203,238,244,257,261,271,288,311,315,319,331,342,346,350,361,384,390,394,412,418,435,449,453,460,473,479,489,493,506],"last":[14],"decades":[15],"due":[16],"global":[18],"warming":[19],"and":[20,141,259,277,305,328,377,396],"depletion":[21],"of":[22,27,42,98,105,113,131,147,191,199,202,223,231,246,270,275,298,341,363,421,452,462,466,486],"fossil":[23,422],"oil":[24],"sources.":[25],"One":[26],"most":[29,385,407],"promising":[30],"alternatives":[32],"petroleum":[34],"is":[35,67,77,173,434,439],"microalgal":[36,59,193,204],"biodiesel.":[37],"Microalgae":[38],"are":[39,138],"advantageous":[40,498],"because":[41],"higher":[44,464],"areal":[45],"productivity":[46,194,313,333,474],"compared":[47,151,168],"terrestrial":[49],"plants.":[50],"However,":[51],"main":[53,232],"drawback":[54],"that":[55,88,210,229,371,432,438],"hindered":[57],"biodiesel":[60],"establish":[62],"a":[63,174,285,445],"rigid":[64],"market":[65],"position":[66],"energy":[69,166,178,320,419,450,480],"consumption":[70,321],"processing":[73],"steps,":[74],"which":[75],"currently":[76],"larger":[78],"than":[79],"potential":[81,176],"output":[82],"energy.":[83],"Life":[84],"cycle":[85],"analyses":[86,269],"show":[87],"harvesting":[90,114,181,306],"step":[91],"may":[92],"contribute":[93],"up":[94],"20-30":[96],"%":[97,340],"biomass":[100,332],"cost.":[101],"overall":[103],"objective":[104],"this":[106],"research":[107,186],"was":[108,124,234,322,336,369,405],"investigate":[110],"efficient":[111],"ways":[112,297],"microalgae":[115,132,153],"as":[116,118,195,197,241,243,318,475,477],"well":[117,196,242,476],"growing":[119],"them.":[120],"primary":[122],"aim":[123],"study":[126,236,429],"how":[127,237],"chemical":[129],"composition":[130,245],"changes":[133],"situation":[135],"where":[136],"they":[137],"partially":[139],"degraded":[140],"have":[142,444],"sedimented":[143,161,413],"bottom":[146,258],"cultivation":[149],"pond":[150],"with":[152,417],"harvested":[154,255,491],"water":[157,262],"column.":[158,263],"If":[159],"material":[162],"marginally":[163],"differs":[164],"content":[167,240,354,420,451],"fresh":[170],"biomass,":[171],"there":[172],"great":[175],"savings":[179],"by":[180,503],"less":[182,501],"frequently.":[183],"\nThis":[185],"project":[187],"included":[188],"determination":[190],"characterization":[198,362],"two":[200],"batches":[201],"strain":[205],"Scenedesmus":[207],"simris002":[209],"were":[211,230,281,293,383],"cultivated":[212],"circular,":[214],"open":[215],"ponds":[216],"at":[217,256,314,337,406,492],"SP":[219],"Technical":[220],"Research":[221],"Institute":[222],"Sweden,":[224],"Boras":[225],".":[226],"characteristics":[228],"lipid":[239,353],"fatty":[247,364,387],"acid":[248,365,373,379],"methyl":[249,366,374,380],"esters":[250,375],"(FAME)":[251],"differed":[252],"between":[253,356],"samples":[254,490],"In":[264],"addition":[265],"these":[267],"tests,":[268],"elemental":[272],"composition,":[273],"concentration":[274,465],"chlorophyll":[276,433],"calorific":[278,402],"heating":[279,403],"values":[280],"also":[282,430],"examined.":[283],"As":[284],"complement":[286],"experimental":[289,428],"data,":[290],"theoretical":[291,343,457],"models":[292,458],"constructed":[294],"find":[296],"supplying":[299],"carbon":[300,467],"dioxide,":[301],"ensure":[302],"appropriate":[303],"mixing":[304],"order":[308,470],"increase":[310],"annual":[312],"same":[316],"time":[317],"minimised.":[323],"\nWithout":[325],"any":[326],"nutrient":[327],"pH":[329],"control,":[330],"cultures":[335],"least":[338],"24":[339],"maximum":[344],"considering":[345],"environmental":[347],"conditions":[348],"cultivation.":[351],"ranged":[355],"16-32":[357],"wt.":[358],"%.":[359],"From":[360],"ester,":[367],"it":[368,495],"concluded":[370],"palmitic":[372],"(C16:0-Me)":[376],"oleic":[378],"ester":[381],"(C18:1-Me)":[382],"abundant":[386],"acids":[388],"algae":[391],"investigated":[392],"first":[395,436],"second":[397],"batch,":[398],"respectively.":[399],"\nThe":[401,456],"value":[404],"24.5":[408],"MJ":[409,425],"kg-1":[410],"for":[411],"algae,":[414],"i.e.":[415],"comparable":[416],"coal":[423],"(17-27":[424],"kg-1).":[426],"confirmed":[431],"component":[437],"degraded,":[440],"but":[441],"did":[442],"not":[443],"significant":[446],"effect":[447],"on":[448],"microalgae.":[454],"emphasized":[459],"importance":[461],"injecting":[463],"dioxide":[468],"improve":[472],"decreasing":[478],"consumption.":[481],"Despite":[482],"somewhat":[483],"lower":[484],"amounts":[485],"lipids":[487],"bottom,":[494],"would":[496],"be":[497],"harvest":[500],"frequent":[502],"only":[504],"transferring":[505],"sediment":[507],"drying":[509],"ponds.":[510]},"counts_by_year":[{"year":2014,"cited_by_count":1}],"updated_date":"2026-09-26T08:19:03.415552","created_date":"2016-06-24T00:00:00"}