{"id":"https://openalex.org/W2791833159","doi":"https://doi.org/10.1109/tim.2018.2811285","title":"Calibration of a Photometer for Quantification of Ethanol in Gasoline: Absorbance Determination","display_name":"Calibration of a Photometer for Quantification of Ethanol in Gasoline: Absorbance Determination","publication_year":2018,"publication_date":"2018-03-19","ids":{"openalex":"https://openalex.org/W2791833159","doi":"https://doi.org/10.1109/tim.2018.2811285","mag":"2791833159"},"language":"en","primary_location":{"id":"doi:10.1109/tim.2018.2811285","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2018.2811285","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Instrumentation and Measurement","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"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/A5067013953","display_name":"M. A. Moreira","orcid":"https://orcid.org/0000-0002-4211-4458"},"institutions":[{"id":"https://openalex.org/I127110123","display_name":"Universidade Estadual de Londrina","ror":"https://ror.org/01585b035","country_code":"BR","type":"education","lineage":["https://openalex.org/I127110123"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Mauricio Moreira","raw_affiliation_strings":["Departamento de Engenharia El\u00e9trica, Universidade Estadual de Londrina, Londrina, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-4211-4458","affiliations":[{"raw_affiliation_string":"Departamento de Engenharia El\u00e9trica, Universidade Estadual de Londrina, Londrina, Brazil","institution_ids":["https://openalex.org/I127110123"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049312526","display_name":"Ana L\u00facia de Souza Madureira Fel\u00edcio","orcid":"https://orcid.org/0000-0003-4997-8897"},"institutions":[{"id":"https://openalex.org/I127110123","display_name":"Universidade Estadual de Londrina","ror":"https://ror.org/01585b035","country_code":"BR","type":"education","lineage":["https://openalex.org/I127110123"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Ana Lucia de Souza Madureira Felicio","raw_affiliation_strings":["Departamento de Engenharia El\u00e9trica, Universidade Estadual de Londrina, Londrina, Brazil"],"raw_orcid":"https://orcid.org/0000-0003-4997-8897","affiliations":[{"raw_affiliation_string":"Departamento de Engenharia El\u00e9trica, Universidade Estadual de Londrina, Londrina, Brazil","institution_ids":["https://openalex.org/I127110123"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058592214","display_name":"Jos\u00e9 Alexandre de Fran\u00e7a","orcid":"https://orcid.org/0000-0002-1402-5642"},"institutions":[{"id":"https://openalex.org/I127110123","display_name":"Universidade Estadual de Londrina","ror":"https://ror.org/01585b035","country_code":"BR","type":"education","lineage":["https://openalex.org/I127110123"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Jose Alexandre de Franca","raw_affiliation_strings":["Departamento de Engenharia El\u00e9trica, Universidade Estadual de Londrina, Londrina, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-1402-5642","affiliations":[{"raw_affiliation_string":"Departamento de Engenharia El\u00e9trica, Universidade Estadual de Londrina, Londrina, Brazil","institution_ids":["https://openalex.org/I127110123"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I127110123"],"apc_list":null,"apc_paid":null,"fwci":0.7894,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.66672276,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"67","issue":"9","first_page":"2119","last_page":"2128"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14249","display_name":"Water Quality Monitoring and Analysis","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11667","display_name":"Advanced Chemical Sensor Technologies","score":0.9912999868392944,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/cuvette","display_name":"Cuvette","score":0.9098899960517883},{"id":"https://openalex.org/keywords/photometer","display_name":"Photometer","score":0.7803999185562134},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.7179268598556519},{"id":"https://openalex.org/keywords/analyte","display_name":"Analyte","score":0.6794394254684448},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.5334081649780273},{"id":"https://openalex.org/keywords/absorbance","display_name":"Absorbance","score":0.5288140773773193},{"id":"https://openalex.org/keywords/instrumentation","display_name":"Instrumentation (computer programming)","score":0.48570379614830017},{"id":"https://openalex.org/keywords/chemometrics","display_name":"Chemometrics","score":0.42159926891326904},{"id":"https://openalex.org/keywords/photometry","display_name":"Photometry (optics)","score":0.4130544364452362},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.3735847473144531},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.35740938782691956},{"id":"https://openalex.org/keywords/analytical-chemistry","display_name":"Analytical Chemistry (journal)","score":0.3536306917667389},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2890041470527649},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.26573213934898376},{"id":"https://openalex.org/keywords/chromatography","display_name":"Chromatography","score":0.2584177255630493},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.22936692833900452},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.10805237293243408},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.10054314136505127},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09167811274528503}],"concepts":[{"id":"https://openalex.org/C37160838","wikidata":"https://www.wikidata.org/wiki/Q427601","display_name":"Cuvette","level":2,"score":0.9098899960517883},{"id":"https://openalex.org/C11494860","wikidata":"https://www.wikidata.org/wiki/Q690868","display_name":"Photometer","level":2,"score":0.7803999185562134},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.7179268598556519},{"id":"https://openalex.org/C10390740","wikidata":"https://www.wikidata.org/wiki/Q2282401","display_name":"Analyte","level":2,"score":0.6794394254684448},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.5334081649780273},{"id":"https://openalex.org/C98015330","wikidata":"https://www.wikidata.org/wiki/Q907315","display_name":"Absorbance","level":2,"score":0.5288140773773193},{"id":"https://openalex.org/C118530786","wikidata":"https://www.wikidata.org/wiki/Q1134732","display_name":"Instrumentation (computer programming)","level":2,"score":0.48570379614830017},{"id":"https://openalex.org/C151304367","wikidata":"https://www.wikidata.org/wiki/Q910067","display_name":"Chemometrics","level":2,"score":0.42159926891326904},{"id":"https://openalex.org/C68271606","wikidata":"https://www.wikidata.org/wiki/Q625648","display_name":"Photometry (optics)","level":3,"score":0.4130544364452362},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3735847473144531},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.35740938782691956},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.3536306917667389},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2890041470527649},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.26573213934898376},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.2584177255630493},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.22936692833900452},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.10805237293243408},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.10054314136505127},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09167811274528503},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tim.2018.2811285","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2018.2811285","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Instrumentation and Measurement","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1518295888","https://openalex.org/W2016496488","https://openalex.org/W2032822866","https://openalex.org/W2069907454","https://openalex.org/W2077702387","https://openalex.org/W2114697579","https://openalex.org/W2274794857","https://openalex.org/W2324188366","https://openalex.org/W2340766678","https://openalex.org/W2523333796","https://openalex.org/W2561576762","https://openalex.org/W2588829641","https://openalex.org/W2588939594","https://openalex.org/W4302374119","https://openalex.org/W6630914976"],"related_works":["https://openalex.org/W2360746185","https://openalex.org/W2033231809","https://openalex.org/W2004043114","https://openalex.org/W1974511550","https://openalex.org/W2016285348","https://openalex.org/W2028121672","https://openalex.org/W1986213152","https://openalex.org/W1986513617","https://openalex.org/W2077459297","https://openalex.org/W2154881739"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,10,71,81],"study":[4],"about":[5],"the":[6,16,24,41,51,61,95,115,118,146,149,153,160,163,170,173],"multivariate":[7],"calibration":[8,49,124],"of":[9,18,26,28,38,50,80,94,99,109,117,140,148,162,172],"LED":[11],"near-infrared":[12],"photometer":[13],"applied":[14],"to":[15,133,137],"quantification":[17],"ethanol":[19],"in":[20,92,151],"gasoline.":[21],"Based":[22],"on":[23],"analysis":[25],"works":[27],"other":[29,134,138],"authors,":[30],"we":[31],"implemented":[32],"seven":[33],"different":[34,57],"methods":[35,54],"for":[36,48,60],"determination":[37],"absorbances":[39],"from":[40],"raw":[42],"optical":[43,174],"data,":[44],"which":[45,129],"were":[46,90],"used":[47],"prototype.":[52],"The":[53,84],"either":[55],"use":[56],"experimental":[58],"conditions":[59],"background":[62],"reference":[63,72,82],"measurement:":[64],"with":[65,68],"empty":[66],"cuvettes,":[67],"cuvettes":[69],"containing":[70],"sample,":[73],"or":[74,77],"without":[75],"cuvettes;":[76],"are":[78,130],"independent":[79],"measurement.":[83],"results":[85,143],"obtained":[86],"by":[87,159,169],"each":[88,110],"method":[89,111],"compared":[91],"terms":[93],"root-mean-square":[96],"errors,":[97],"coefficients":[98],"determination,":[100],"and":[101,112,123,136],"residual":[102],"prediction":[103],"deviations":[104],"(RPDs).":[105],"We":[106],"discussed":[107],"characteristics":[108],"concepts":[113],"regarding":[114],"modeling":[116],"instrumentation":[119],"system,":[120,166],"spectral":[121],"preprocessing,":[122],"using":[125],"multiple":[126],"linear":[127],"regression,":[128],"applicable":[131],"both":[132],"photometers":[135],"types":[139],"substances.":[141],"Experimental":[142],"showed":[144],"that":[145],"accuracy":[147,161],"equipment":[150],"quantifying":[152],"analyte":[154],"is":[155],"determined":[156],"not":[157],"only":[158],"light":[164],"measurement":[165],"but":[167],"also":[168],"processing":[171],"data.":[175]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}