{"id":"https://openalex.org/W2802244538","doi":"https://doi.org/10.3390/s18051348","title":"Plasmonic Multichannel Refractive Index Sensor Based on Subwavelength Tangent-Ring Metal\u2013Insulator\u2013Metal Waveguide","display_name":"Plasmonic Multichannel Refractive Index Sensor Based on Subwavelength Tangent-Ring Metal\u2013Insulator\u2013Metal Waveguide","publication_year":2018,"publication_date":"2018-04-26","ids":{"openalex":"https://openalex.org/W2802244538","doi":"https://doi.org/10.3390/s18051348","mag":"2802244538","pmid":"https://pubmed.ncbi.nlm.nih.gov/29701713"},"language":"en","primary_location":{"id":"doi:10.3390/s18051348","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18051348","pdf_url":"https://www.mdpi.com/1424-8220/18/5/1348/pdf?version=1525350038","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/18/5/1348/pdf?version=1525350038","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5066267013","display_name":"Zicong Guo","orcid":"https://orcid.org/0000-0003-2509-0068"},"institutions":[{"id":"https://openalex.org/I139024713","display_name":"Guangdong University of Technology","ror":"https://ror.org/04azbjn80","country_code":"CN","type":"education","lineage":["https://openalex.org/I139024713"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zicong Guo","raw_affiliation_strings":["School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China","institution_ids":["https://openalex.org/I139024713"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103220221","display_name":"Kunhua Wen","orcid":"https://orcid.org/0000-0002-7658-8731"},"institutions":[{"id":"https://openalex.org/I139024713","display_name":"Guangdong University of Technology","ror":"https://ror.org/04azbjn80","country_code":"CN","type":"education","lineage":["https://openalex.org/I139024713"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Kunhua Wen","raw_affiliation_strings":["School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China","institution_ids":["https://openalex.org/I139024713"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090769740","display_name":"Qinyang Hu","orcid":null},"institutions":[{"id":"https://openalex.org/I139024713","display_name":"Guangdong University of Technology","ror":"https://ror.org/04azbjn80","country_code":"CN","type":"education","lineage":["https://openalex.org/I139024713"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qinyang Hu","raw_affiliation_strings":["School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China","institution_ids":["https://openalex.org/I139024713"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053761657","display_name":"Wenhui Lai","orcid":"https://orcid.org/0000-0002-6150-9797"},"institutions":[{"id":"https://openalex.org/I139024713","display_name":"Guangdong University of Technology","ror":"https://ror.org/04azbjn80","country_code":"CN","type":"education","lineage":["https://openalex.org/I139024713"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenhui Lai","raw_affiliation_strings":["School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China","institution_ids":["https://openalex.org/I139024713"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074683695","display_name":"Jiyan Lin","orcid":null},"institutions":[{"id":"https://openalex.org/I139024713","display_name":"Guangdong University of Technology","ror":"https://ror.org/04azbjn80","country_code":"CN","type":"education","lineage":["https://openalex.org/I139024713"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiyan Lin","raw_affiliation_strings":["School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China","institution_ids":["https://openalex.org/I139024713"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048979828","display_name":"Yihong Fang","orcid":"https://orcid.org/0000-0002-8581-0912"},"institutions":[{"id":"https://openalex.org/I139024713","display_name":"Guangdong University of Technology","ror":"https://ror.org/04azbjn80","country_code":"CN","type":"education","lineage":["https://openalex.org/I139024713"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yihong Fang","raw_affiliation_strings":["School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Physics and Optoelectronic Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong, China","institution_ids":["https://openalex.org/I139024713"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5103220221"],"corresponding_institution_ids":["https://openalex.org/I139024713"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":5.7975,"has_fulltext":true,"cited_by_count":94,"citation_normalized_percentile":{"value":0.9691141,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":"18","issue":"5","first_page":"1348","last_page":"1348"},"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/T10299","display_name":"Photonic and Optical Devices","score":0.9994999766349792,"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/T10205","display_name":"Advanced Fiber Optic Sensors","score":0.9958000183105469,"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/resonator","display_name":"Resonator","score":0.7744989395141602},{"id":"https://openalex.org/keywords/fano-resonance","display_name":"Fano resonance","score":0.6768360137939453},{"id":"https://openalex.org/keywords/finite-difference-time-domain-method","display_name":"Finite-difference time-domain method","score":0.6494754552841187},{"id":"https://openalex.org/keywords/plasmon","display_name":"Plasmon","score":0.5935767889022827},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.5740275382995605},{"id":"https://openalex.org/keywords/refractive-index","display_name":"Refractive index","score":0.5605179071426392},{"id":"https://openalex.org/keywords/figure-of-merit","display_name":"Figure of merit","score":0.5232055187225342},{"id":"https://openalex.org/keywords/waveguide","display_name":"Waveguide","score":0.5157416462898254},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.4951459467411041},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.4623246490955353},{"id":"https://openalex.org/keywords/tangent","display_name":"Tangent","score":0.45878344774246216},{"id":"https://openalex.org/keywords/metal-insulator-metal","display_name":"Metal-insulator-metal","score":0.45207738876342773},{"id":"https://openalex.org/keywords/surface-plasmon-polariton","display_name":"Surface plasmon polariton","score":0.410685658454895},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.37267398834228516},{"id":"https://openalex.org/keywords/surface-plasmon","display_name":"Surface plasmon","score":0.21315443515777588},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.07046374678611755}],"concepts":[{"id":"https://openalex.org/C97126364","wikidata":"https://www.wikidata.org/wiki/Q349669","display_name":"Resonator","level":2,"score":0.7744989395141602},{"id":"https://openalex.org/C23400741","wikidata":"https://www.wikidata.org/wiki/Q901501","display_name":"Fano resonance","level":3,"score":0.6768360137939453},{"id":"https://openalex.org/C184880428","wikidata":"https://www.wikidata.org/wiki/Q1417308","display_name":"Finite-difference time-domain method","level":2,"score":0.6494754552841187},{"id":"https://openalex.org/C110879396","wikidata":"https://www.wikidata.org/wiki/Q58392","display_name":"Plasmon","level":2,"score":0.5935767889022827},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.5740275382995605},{"id":"https://openalex.org/C42067758","wikidata":"https://www.wikidata.org/wiki/Q174102","display_name":"Refractive index","level":2,"score":0.5605179071426392},{"id":"https://openalex.org/C130277099","wikidata":"https://www.wikidata.org/wiki/Q3676605","display_name":"Figure of merit","level":2,"score":0.5232055187225342},{"id":"https://openalex.org/C200687136","wikidata":"https://www.wikidata.org/wiki/Q11233438","display_name":"Waveguide","level":2,"score":0.5157416462898254},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.4951459467411041},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.4623246490955353},{"id":"https://openalex.org/C138187205","wikidata":"https://www.wikidata.org/wiki/Q131251","display_name":"Tangent","level":2,"score":0.45878344774246216},{"id":"https://openalex.org/C2776605731","wikidata":"https://www.wikidata.org/wiki/Q25312763","display_name":"Metal-insulator-metal","level":4,"score":0.45207738876342773},{"id":"https://openalex.org/C150835508","wikidata":"https://www.wikidata.org/wiki/Q15916346","display_name":"Surface plasmon polariton","level":4,"score":0.410685658454895},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.37267398834228516},{"id":"https://openalex.org/C136676167","wikidata":"https://www.wikidata.org/wiki/Q1151829","display_name":"Surface plasmon","level":3,"score":0.21315443515777588},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.07046374678611755},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.3390/s18051348","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18051348","pdf_url":"https://www.mdpi.com/1424-8220/18/5/1348/pdf?version=1525350038","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:29701713","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/29701713","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:2efc0a9017a34c199b09d3e6f0374b0a","is_oa":true,"landing_page_url":"https://doaj.org/article/2efc0a9017a34c199b09d3e6f0374b0a","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,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 18, Iss 5, p 1348 (2018)","raw_type":"article"},{"id":"pmh:oai:europepmc.org:4940779","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/5982960","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s18051348","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18051348","pdf_url":"https://www.mdpi.com/1424-8220/18/5/1348/pdf?version=1525350038","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.46000000834465027,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G1409995805","display_name":null,"funder_award_id":"61405039","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G821341845","display_name":null,"funder_award_id":"61475037","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8477877563","display_name":null,"funder_award_id":"61405039, 61475037","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2802244538.pdf","grobid_xml":"https://content.openalex.org/works/W2802244538.grobid-xml"},"referenced_works_count":30,"referenced_works":["https://openalex.org/W1455514162","https://openalex.org/W1573891363","https://openalex.org/W1576706285","https://openalex.org/W1971208655","https://openalex.org/W1995286407","https://openalex.org/W2001422260","https://openalex.org/W2010030112","https://openalex.org/W2014313529","https://openalex.org/W2023270593","https://openalex.org/W2029459224","https://openalex.org/W2033610449","https://openalex.org/W2044478137","https://openalex.org/W2048125550","https://openalex.org/W2051597024","https://openalex.org/W2058541903","https://openalex.org/W2083926174","https://openalex.org/W2161052461","https://openalex.org/W2161943993","https://openalex.org/W2172576976","https://openalex.org/W2222517232","https://openalex.org/W2294689476","https://openalex.org/W2330600536","https://openalex.org/W2334205822","https://openalex.org/W2346330593","https://openalex.org/W2507263060","https://openalex.org/W2559768668","https://openalex.org/W2604543109","https://openalex.org/W2691232830","https://openalex.org/W2753486779","https://openalex.org/W2769062239"],"related_works":["https://openalex.org/W2990568038","https://openalex.org/W2900841929","https://openalex.org/W2768129587","https://openalex.org/W4307547919","https://openalex.org/W4200518350","https://openalex.org/W2805637768","https://openalex.org/W3133915434","https://openalex.org/W2090648932","https://openalex.org/W2033610449","https://openalex.org/W4384305117"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"a":[3,10],"multichannel":[4],"refractive":[5],"index":[6],"sensor":[7],"based":[8],"on":[9],"subwavelength":[11],"metal\u207binsulator\u207bmetal":[12],"(MIM)":[13],"waveguide":[14],"coupled":[15],"with":[16,33,74],"tangent-ring":[17,23,69],"resonators":[18,24],"is":[19],"proposed.":[20],"When":[21],"two":[22],"were":[25,57,77,90],"placed":[26],"above":[27],"the":[28,39,44,47,80,94,109,112,125],"MIM":[29],"waveguide,":[30],"Fano":[31,72,95],"resonance":[32],"asymmetrical":[34],"line":[35],"shape":[36],"appeared":[37],"in":[38,79,93,124],"transmission":[40],"spectrum":[41],"due":[42],"to":[43,105],"interference":[45],"between":[46],"light\u207bdark":[48],"resonant":[49,96],"modes.":[50],"The":[51],"sensitivity":[52],"and":[53,63,107,129],"figure":[54],"of":[55,83,111,117],"merit":[56],"as":[58,60],"high":[59],"880":[61],"nm/RIU":[62],"964,":[64],"respectively.":[65],"Through":[66],"adding":[67],"more":[68],"resonators,":[70],"multiple":[71],"resonances":[73],"ultrasharp":[75],"peaks/dips":[76],"achieved":[78],"wavelength":[81],"range":[82],"800\u207b2000":[84],"nm.":[85],"Besides,":[86],"negative":[87],"group":[88],"delays":[89],"also":[91],"observed":[92],"dips.":[97],"Two-dimensional":[98],"finite-difference":[99],"time-domain":[100],"(FDTD)":[101],"method":[102],"was":[103],"used":[104],"simulate":[106],"analyze":[108],"performances":[110],"proposed":[113],"structures.":[114],"These":[115],"kinds":[116],"multiring":[118],"structures":[119],"can":[120],"find":[121],"important":[122],"applications":[123],"on-chip":[126],"optical":[127,130],"sensing":[128],"communication":[131],"areas.":[132]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":9},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":12},{"year":2022,"cited_by_count":13},{"year":2021,"cited_by_count":16},{"year":2020,"cited_by_count":15},{"year":2019,"cited_by_count":18},{"year":2018,"cited_by_count":3}],"updated_date":"2026-06-24T13:16:06.693445","created_date":"2025-10-10T00:00:00"}