{"id":"https://openalex.org/W3038790693","doi":"https://doi.org/10.1109/i2mtc43012.2020.9129151","title":"Sensitivity enhancement of silver-based SPR sensors using ultrathin gold film and graphene overlay","display_name":"Sensitivity enhancement of silver-based SPR sensors using ultrathin gold film and graphene overlay","publication_year":2020,"publication_date":"2020-05-01","ids":{"openalex":"https://openalex.org/W3038790693","doi":"https://doi.org/10.1109/i2mtc43012.2020.9129151","mag":"3038790693"},"language":"en","primary_location":{"id":"doi:10.1109/i2mtc43012.2020.9129151","is_oa":false,"landing_page_url":"https://doi.org/10.1109/i2mtc43012.2020.9129151","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","raw_type":"proceedings-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/A5081828848","display_name":"Igor Jose Carvalho de Lima Queiroz","orcid":null},"institutions":[{"id":"https://openalex.org/I169045520","display_name":"Universidade Federal da Para\u00edba","ror":"https://ror.org/00p9vpz11","country_code":"BR","type":"education","lineage":["https://openalex.org/I169045520"]},{"id":"https://openalex.org/I4210112416","display_name":"Instituto Federal de Educa\u00e7\u00e3o, Ci\u00eancia e Tecnologia do Par\u00e1","ror":"https://ror.org/02239nd21","country_code":"BR","type":"education","lineage":["https://openalex.org/I1293487690","https://openalex.org/I2801200668","https://openalex.org/I4210112416"]},{"id":"https://openalex.org/I3018006580","display_name":"Instituto Federal de Educa\u00e7\u00e3o Ci\u00eancia e Tecnologia da Para\u00edba","ror":"https://ror.org/01xc5jm57","country_code":"BR","type":"education","lineage":["https://openalex.org/I3018006580"]}],"countries":["BR"],"is_corresponding":true,"raw_author_name":"Igor Jose Carvalho de Lima Queiroz","raw_affiliation_strings":["Electrical Engineering Department, Federal Institute of Paraiba, Jo\u00e3o Pessoa, Brazil","Federal Institute of Paraiba,Electrical Engineering Department,Jo\u00e3o Pessoa,Brazil"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, Federal Institute of Paraiba, Jo\u00e3o Pessoa, Brazil","institution_ids":["https://openalex.org/I3018006580","https://openalex.org/I169045520"]},{"raw_affiliation_string":"Federal Institute of Paraiba,Electrical Engineering Department,Jo\u00e3o Pessoa,Brazil","institution_ids":["https://openalex.org/I3018006580","https://openalex.org/I4210112416"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001674447","display_name":"Arthur A. Melo","orcid":"https://orcid.org/0000-0002-9836-8094"},"institutions":[{"id":"https://openalex.org/I41455075","display_name":"Universidade Federal de Campina Grande","ror":"https://ror.org/00eftnx64","country_code":"BR","type":"education","lineage":["https://openalex.org/I41455075"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Arthur Aprigio de Melo","raw_affiliation_strings":["Electrical Engineering Department, Federal University of Campina Grande, Campina Grande, Brazil","Federal University of Campina Grande,Electrical Engineering Department,,Campina Grande,,Brazil"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, Federal University of Campina Grande, Campina Grande, Brazil","institution_ids":["https://openalex.org/I41455075"]},{"raw_affiliation_string":"Federal University of Campina Grande,Electrical Engineering Department,,Campina Grande,,Brazil","institution_ids":["https://openalex.org/I41455075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058445194","display_name":"Filipe Petronio Mendonca Fernandes","orcid":null},"institutions":[{"id":"https://openalex.org/I169045520","display_name":"Universidade Federal da Para\u00edba","ror":"https://ror.org/00p9vpz11","country_code":"BR","type":"education","lineage":["https://openalex.org/I169045520"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Filipe Petronio Mendonca Fernandes","raw_affiliation_strings":["Materials Engineering department, Federal University of Paraiba, Jo\u00e3o Pessoa, Brazil","Federal University of Paraiba,Materials Engineering department,Jo\u00e3o Pessoa,Brazil"],"affiliations":[{"raw_affiliation_string":"Materials Engineering department, Federal University of Paraiba, Jo\u00e3o Pessoa, Brazil","institution_ids":["https://openalex.org/I169045520"]},{"raw_affiliation_string":"Federal University of Paraiba,Materials Engineering department,Jo\u00e3o Pessoa,Brazil","institution_ids":["https://openalex.org/I169045520"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061056826","display_name":"Fabiana de Carvalho Fim","orcid":"https://orcid.org/0000-0002-6339-1710"},"institutions":[{"id":"https://openalex.org/I169045520","display_name":"Universidade Federal da Para\u00edba","ror":"https://ror.org/00p9vpz11","country_code":"BR","type":"education","lineage":["https://openalex.org/I169045520"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Fabiana de Carvalho Fim","raw_affiliation_strings":["Materials Engineering department, Federal University of Paraiba, Jo\u00e3o Pessoa, Brazil","Federal University of Paraiba,Materials Engineering department,Jo\u00e3o Pessoa,Brazil"],"affiliations":[{"raw_affiliation_string":"Materials Engineering department, Federal University of Paraiba, Jo\u00e3o Pessoa, Brazil","institution_ids":["https://openalex.org/I169045520"]},{"raw_affiliation_string":"Federal University of Paraiba,Materials Engineering department,Jo\u00e3o Pessoa,Brazil","institution_ids":["https://openalex.org/I169045520"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066970497","display_name":"Steve Blair","orcid":"https://orcid.org/0000-0001-5784-590X"},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Steve Blair","raw_affiliation_strings":["Electrical and Computer Engineering Department, University of Utah, Salt Lake City, USA","University of Utah,Electrical and Computer Engineering Department,Salt Lake City,USA"],"affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering Department, University of Utah, Salt Lake City, USA","institution_ids":["https://openalex.org/I223532165"]},{"raw_affiliation_string":"University of Utah,Electrical and Computer Engineering Department,Salt Lake City,USA","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100613237","display_name":"Yunshan Wang","orcid":"https://orcid.org/0000-0002-8102-1588"},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yunshan Wang","raw_affiliation_strings":["Chemical Engineering Department, University of Utah, Salt Lake City, USA","University of Utah,Chemical Engineering Department,Salt Lake City,USA"],"affiliations":[{"raw_affiliation_string":"Chemical Engineering Department, University of Utah, Salt Lake City, USA","institution_ids":["https://openalex.org/I223532165"]},{"raw_affiliation_string":"University of Utah,Chemical Engineering Department,Salt Lake City,USA","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066029391","display_name":"Cleumar S. Moreira","orcid":"https://orcid.org/0000-0002-9075-5882"},"institutions":[{"id":"https://openalex.org/I169045520","display_name":"Universidade Federal da Para\u00edba","ror":"https://ror.org/00p9vpz11","country_code":"BR","type":"education","lineage":["https://openalex.org/I169045520"]},{"id":"https://openalex.org/I3018006580","display_name":"Instituto Federal de Educa\u00e7\u00e3o Ci\u00eancia e Tecnologia da Para\u00edba","ror":"https://ror.org/01xc5jm57","country_code":"BR","type":"education","lineage":["https://openalex.org/I3018006580"]},{"id":"https://openalex.org/I4210112416","display_name":"Instituto Federal de Educa\u00e7\u00e3o, Ci\u00eancia e Tecnologia do Par\u00e1","ror":"https://ror.org/02239nd21","country_code":"BR","type":"education","lineage":["https://openalex.org/I1293487690","https://openalex.org/I2801200668","https://openalex.org/I4210112416"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Cleumar da Silva Moreira","raw_affiliation_strings":["Electrical Engineering Department, Federal Institute of Paraiba, Jo\u00e3o Pessoa, Brazil","Federal Institute of Paraiba,Electrical Engineering Department,Jo\u00e3o Pessoa,Brazil"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, Federal Institute of Paraiba, Jo\u00e3o Pessoa, Brazil","institution_ids":["https://openalex.org/I3018006580","https://openalex.org/I169045520"]},{"raw_affiliation_string":"Federal Institute of Paraiba,Electrical Engineering Department,Jo\u00e3o Pessoa,Brazil","institution_ids":["https://openalex.org/I3018006580","https://openalex.org/I4210112416"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039082181","display_name":"Rossana Moreno Santa Cruz","orcid":"https://orcid.org/0000-0001-9187-7833"},"institutions":[{"id":"https://openalex.org/I3018006580","display_name":"Instituto Federal de Educa\u00e7\u00e3o Ci\u00eancia e Tecnologia da Para\u00edba","ror":"https://ror.org/01xc5jm57","country_code":"BR","type":"education","lineage":["https://openalex.org/I3018006580"]},{"id":"https://openalex.org/I4210112416","display_name":"Instituto Federal de Educa\u00e7\u00e3o, Ci\u00eancia e Tecnologia do Par\u00e1","ror":"https://ror.org/02239nd21","country_code":"BR","type":"education","lineage":["https://openalex.org/I1293487690","https://openalex.org/I2801200668","https://openalex.org/I4210112416"]},{"id":"https://openalex.org/I169045520","display_name":"Universidade Federal da Para\u00edba","ror":"https://ror.org/00p9vpz11","country_code":"BR","type":"education","lineage":["https://openalex.org/I169045520"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Rossana Moreno Santa Cruz","raw_affiliation_strings":["Electrical Engineering Department, Federal Institute of Paraiba, Jo\u00e3o Pessoa, Brazil","Federal Institute of Paraiba,Electrical Engineering Department,Jo\u00e3o Pessoa,Brazil"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, Federal Institute of Paraiba, Jo\u00e3o Pessoa, Brazil","institution_ids":["https://openalex.org/I3018006580","https://openalex.org/I169045520"]},{"raw_affiliation_string":"Federal Institute of Paraiba,Electrical Engineering Department,Jo\u00e3o Pessoa,Brazil","institution_ids":["https://openalex.org/I3018006580","https://openalex.org/I4210112416"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5081828848"],"corresponding_institution_ids":["https://openalex.org/I169045520","https://openalex.org/I3018006580","https://openalex.org/I4210112416"],"apc_list":null,"apc_paid":null,"fwci":0.6008,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.63347461,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"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/T10295","display_name":"Plasmonic and Surface Plasmon Research","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10295","display_name":"Plasmonic and Surface Plasmon Research","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T10205","display_name":"Advanced Fiber Optic Sensors","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10299","display_name":"Photonic and Optical Devices","score":0.998199999332428,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/graphene","display_name":"Graphene","score":0.9125230312347412},{"id":"https://openalex.org/keywords/bimetallic-strip","display_name":"Bimetallic strip","score":0.8261094093322754},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.8120139837265015},{"id":"https://openalex.org/keywords/surface-plasmon-resonance","display_name":"Surface plasmon resonance","score":0.7017410397529602},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.4956618547439575},{"id":"https://openalex.org/keywords/plasmon","display_name":"Plasmon","score":0.4604931175708771},{"id":"https://openalex.org/keywords/sensitivity","display_name":"Sensitivity (control systems)","score":0.41567879915237427},{"id":"https://openalex.org/keywords/nanotechnology","display_name":"Nanotechnology","score":0.4070000648498535},{"id":"https://openalex.org/keywords/metal","display_name":"Metal","score":0.37759649753570557},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.11301028728485107},{"id":"https://openalex.org/keywords/nanoparticle","display_name":"Nanoparticle","score":0.07522204518318176},{"id":"https://openalex.org/keywords/metallurgy","display_name":"Metallurgy","score":0.06213769316673279}],"concepts":[{"id":"https://openalex.org/C30080830","wikidata":"https://www.wikidata.org/wiki/Q169917","display_name":"Graphene","level":2,"score":0.9125230312347412},{"id":"https://openalex.org/C43411465","wikidata":"https://www.wikidata.org/wiki/Q2997621","display_name":"Bimetallic strip","level":3,"score":0.8261094093322754},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.8120139837265015},{"id":"https://openalex.org/C106847996","wikidata":"https://www.wikidata.org/wiki/Q898756","display_name":"Surface plasmon resonance","level":3,"score":0.7017410397529602},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.4956618547439575},{"id":"https://openalex.org/C110879396","wikidata":"https://www.wikidata.org/wiki/Q58392","display_name":"Plasmon","level":2,"score":0.4604931175708771},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.41567879915237427},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.4070000648498535},{"id":"https://openalex.org/C544153396","wikidata":"https://www.wikidata.org/wiki/Q11426","display_name":"Metal","level":2,"score":0.37759649753570557},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.11301028728485107},{"id":"https://openalex.org/C155672457","wikidata":"https://www.wikidata.org/wiki/Q61231","display_name":"Nanoparticle","level":2,"score":0.07522204518318176},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.06213769316673279},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/i2mtc43012.2020.9129151","is_oa":false,"landing_page_url":"https://doi.org/10.1109/i2mtc43012.2020.9129151","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W836014952","https://openalex.org/W1589468776","https://openalex.org/W1655364877","https://openalex.org/W1969902378","https://openalex.org/W1973305917","https://openalex.org/W1975527072","https://openalex.org/W1991561981","https://openalex.org/W1993804196","https://openalex.org/W2014935324","https://openalex.org/W2056630881","https://openalex.org/W2058122340","https://openalex.org/W2060187883","https://openalex.org/W2064006798","https://openalex.org/W2080926524","https://openalex.org/W2082854846","https://openalex.org/W2085780879","https://openalex.org/W2114351820","https://openalex.org/W2120686074","https://openalex.org/W2121654723","https://openalex.org/W2123510746","https://openalex.org/W2123600769","https://openalex.org/W2124753591","https://openalex.org/W2125410652","https://openalex.org/W2144568030","https://openalex.org/W2212052245","https://openalex.org/W2226787812","https://openalex.org/W2253373082","https://openalex.org/W2253516327","https://openalex.org/W2253540361","https://openalex.org/W2324702559","https://openalex.org/W2336910379","https://openalex.org/W2396642146","https://openalex.org/W2510738872","https://openalex.org/W2514395845","https://openalex.org/W2709003022","https://openalex.org/W2766826903","https://openalex.org/W2783863533","https://openalex.org/W2789592065","https://openalex.org/W2972542427","https://openalex.org/W3102550041","https://openalex.org/W4239495467","https://openalex.org/W6623504878"],"related_works":["https://openalex.org/W4375951439","https://openalex.org/W4361001398","https://openalex.org/W2494879891","https://openalex.org/W2112842299","https://openalex.org/W3032796188","https://openalex.org/W2316719495","https://openalex.org/W2268765215","https://openalex.org/W2883395230","https://openalex.org/W2061536903","https://openalex.org/W2027233632"],"abstract_inverted_index":{"Most":[0],"of":[1,17,35,104,113,164,181,226],"the":[2,18,25,84,116,132,138,174,202,238,244],"fiber":[3],"optic-based":[4],"surface":[5],"plasmon":[6],"resonance":[7],"(SPR)":[8],"sensors":[9,86,107],"use":[10,67],"gold":[11,114,205],"or":[12],"silver":[13,28,117,194,203],"metal":[14,118],"as":[15,59,63],"part":[16],"sensing":[19],"region.":[20],"It":[21],"is":[22,38,87,156,159,190,195],"known":[23],"from":[24,211],"literature":[26],"that":[27],"presents":[29],"a":[30,75,101,147,161],"better":[31],"performance":[32],"in":[33,47,65,119,179,241],"terms":[34],"sensitivity,":[36],"although":[37],"less":[39],"stable":[40],"and":[41,93,125,154,204,230],"strongly":[42],"affected":[43],"by":[44,108,127],"oxidation,":[45],"which":[46,221],"turns":[48],"reduces":[49],"its":[50],"lifetime.":[51],"To":[52],"overcome":[53],"this":[54,97],"effect,":[55],"other":[56],"materials,":[57],"such":[58],"gold,":[60],"are":[61,171,233],"proposed":[62],"alternatives":[64],"combined":[66],"with":[68,151,197,243],"silver,":[69],"forming":[70],"bimetallic":[71,133,206,247],"layers,":[72,220],"leading":[73],"to":[74,90,121,136,187,214,223],"higher":[76],"sensor":[77,150],"performance.":[78],"Furthermore,":[79],"adding":[80,109,128],"graphene":[81,91,129,152,169,199,219],"layers":[82,130,170],"over":[83,115,131,165],"aforementioned":[85],"prominent":[88],"due":[89],"electrical":[92],"optical":[94],"properties.":[95],"In":[96],"work,":[98],"we":[99],"propose":[100],"sensitivity":[102,162,180,209],"enhancement":[103],"silver-based":[105,175],"SPR":[106,134,149],"an":[110,177,224],"ultrathin":[111],"layer":[112,207],"order":[120],"protect":[122],"against":[123],"oxidation":[124],"also":[126,143,191,234],"sensor,":[135,176,208],"increase":[137,163,178,225],"evanescent":[139],"electric":[140],"field.":[141],"We":[142],"simulate,":[144],"for":[145,236],"comparison,":[146],"gold-based":[148],"overlay,":[153],"it":[155,158],"observed,":[157],"observed":[160],"90%":[166],"when":[167,193],"13":[168,198],"added.":[172],"For":[173,201],"approximately":[182],"50%":[183],"(from":[184],"3,710":[185],"nm/RIU":[186,213],"5,601.1":[188],"nm/RIU)":[189],"achieved,":[192],"covered":[196],"layers.":[200],"increases":[210],"3,360":[212],"5,321.1":[215],"nm/RIU,":[216],"using":[217],"19":[218],"corresponds":[222],"almost":[227],"60%.":[228],"FWHM":[229],"FOM":[231],"parameters":[232],"improved":[235],"all":[237],"analyzed":[239],"configurations,":[240],"comparison":[242],"conventional":[245],"silver-gold":[246],"sensor.":[248]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
