{"id":"https://openalex.org/W4391342217","doi":"https://doi.org/10.1109/access.2024.3359907","title":"Numerical Design of 0.99 Numerical Aperture Planar Metalens for High Spatial Resolution Terahertz Imaging","display_name":"Numerical Design of 0.99 Numerical Aperture Planar Metalens for High Spatial Resolution Terahertz Imaging","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4391342217","doi":"https://doi.org/10.1109/access.2024.3359907"},"language":"en","primary_location":{"id":"doi:10.1109/access.2024.3359907","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3359907","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10416851.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10416851.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5008610676","display_name":"Huu Lam Phan","orcid":"https://orcid.org/0000-0001-7684-7740"},"institutions":[{"id":"https://openalex.org/I4210123993","display_name":"Van Lang University","ror":"https://ror.org/02ryrf141","country_code":"VN","type":"education","lineage":["https://openalex.org/I4210123993"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Huu Lam Phan","raw_affiliation_strings":["Laboratory for Computational Mechanics, Institute for Computational Science and Artificial Intelligence, Van Lang University, Ho Chi Minh City, Vietnam","Institute for Computational Science and Artificial Intelligence, Laboratory for Computational Mechanics, Van Lang University, Ho Chi Minh City, Vietnam"],"raw_orcid":"https://orcid.org/0000-0001-7684-7740","affiliations":[{"raw_affiliation_string":"Laboratory for Computational Mechanics, Institute for Computational Science and Artificial Intelligence, Van Lang University, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I4210123993"]},{"raw_affiliation_string":"Institute for Computational Science and Artificial Intelligence, Laboratory for Computational Mechanics, Van Lang University, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I4210123993"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100443627","display_name":"Kwangsoo Kim","orcid":"https://orcid.org/0000-0002-3011-2666"},"institutions":[{"id":"https://openalex.org/I145808223","display_name":"Hanbat National University","ror":"https://ror.org/00x514t95","country_code":"KR","type":"education","lineage":["https://openalex.org/I145808223"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Kwangsoo Kim","raw_affiliation_strings":["Department of Electronic Engineering, Hanbat National University, Daejeon, Republic of Korea","Department of Electronics and Control Engineering, Hanbat National University, Daejeon, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Hanbat National University, Daejeon, Republic of Korea","institution_ids":["https://openalex.org/I145808223"]},{"raw_affiliation_string":"Department of Electronics and Control Engineering, Hanbat National University, Daejeon, Republic of Korea","institution_ids":["https://openalex.org/I145808223"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018334271","display_name":"Jong-Mo Seo","orcid":"https://orcid.org/0000-0002-1889-7405"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jong-Mo Seo","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Seoul National University, Seoul, Republic of Korea"],"raw_orcid":"https://orcid.org/0000-0002-1889-7405","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Seoul National University, Seoul, Republic of Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5049138961","display_name":"Kyo-in Koo","orcid":"https://orcid.org/0000-0003-4173-9218"},"institutions":[{"id":"https://openalex.org/I116631150","display_name":"Ulsan College","ror":"https://ror.org/02tec3785","country_code":"KR","type":"education","lineage":["https://openalex.org/I116631150"]},{"id":"https://openalex.org/I40542001","display_name":"University of Ulsan","ror":"https://ror.org/02c2f8975","country_code":"KR","type":"education","lineage":["https://openalex.org/I40542001"]},{"id":"https://openalex.org/I4210136447","display_name":"Ulsan University Hospital","ror":"https://ror.org/03sab2a45","country_code":"KR","type":"healthcare","lineage":["https://openalex.org/I4210136447"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Kyo-In Koo","raw_affiliation_strings":["Department of Electrical, Electronic, and Computer Engineering, Major of Biomedical Engineering, University of Ulsan, Ulsan, Republic of Korea","Major of Biomedical Engineering, Department of Electrical, Electronic, and Computer Engineering, University of Ulsan, Ulsan, Republic of Korea"],"raw_orcid":"https://orcid.org/0000-0003-4173-9218","affiliations":[{"raw_affiliation_string":"Department of Electrical, Electronic, and Computer Engineering, Major of Biomedical Engineering, University of Ulsan, Ulsan, Republic of Korea","institution_ids":["https://openalex.org/I116631150","https://openalex.org/I4210136447","https://openalex.org/I40542001"]},{"raw_affiliation_string":"Major of Biomedical Engineering, Department of Electrical, Electronic, and Computer Engineering, University of Ulsan, Ulsan, Republic of Korea","institution_ids":["https://openalex.org/I40542001"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":5.062,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.94403062,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":"12","issue":null,"first_page":"18685","last_page":"18693"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11803","display_name":"Superconducting and THz Device Technology","score":0.9959999918937683,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11946","display_name":"Antenna Design and Optimization","score":0.9825000166893005,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/terahertz-radiation","display_name":"Terahertz radiation","score":0.8269150257110596},{"id":"https://openalex.org/keywords/planar","display_name":"Planar","score":0.7420316338539124},{"id":"https://openalex.org/keywords/numerical-aperture","display_name":"Numerical aperture","score":0.7078399658203125},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.6482739448547363},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.5882383584976196},{"id":"https://openalex.org/keywords/resolution","display_name":"Resolution (logic)","score":0.5714459419250488},{"id":"https://openalex.org/keywords/aperture","display_name":"Aperture (computer memory)","score":0.5012726783752441},{"id":"https://openalex.org/keywords/high-resolution","display_name":"High resolution","score":0.4325619339942932},{"id":"https://openalex.org/keywords/superresolution","display_name":"Superresolution","score":0.42367807030677795},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.40703001618385315},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.24283894896507263},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.1713528037071228},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.10811543464660645},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.094475656747818},{"id":"https://openalex.org/keywords/wavelength","display_name":"Wavelength","score":0.08907702565193176},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.07828250527381897},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.06906905770301819},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.06339195370674133}],"concepts":[{"id":"https://openalex.org/C107816215","wikidata":"https://www.wikidata.org/wiki/Q647887","display_name":"Terahertz radiation","level":2,"score":0.8269150257110596},{"id":"https://openalex.org/C134786449","wikidata":"https://www.wikidata.org/wiki/Q3391255","display_name":"Planar","level":2,"score":0.7420316338539124},{"id":"https://openalex.org/C159108749","wikidata":"https://www.wikidata.org/wiki/Q898896","display_name":"Numerical aperture","level":3,"score":0.7078399658203125},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.6482739448547363},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.5882383584976196},{"id":"https://openalex.org/C138268822","wikidata":"https://www.wikidata.org/wiki/Q1051925","display_name":"Resolution (logic)","level":2,"score":0.5714459419250488},{"id":"https://openalex.org/C78336883","wikidata":"https://www.wikidata.org/wiki/Q4779385","display_name":"Aperture (computer memory)","level":2,"score":0.5012726783752441},{"id":"https://openalex.org/C3020199158","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"High resolution","level":2,"score":0.4325619339942932},{"id":"https://openalex.org/C141239990","wikidata":"https://www.wikidata.org/wiki/Q957423","display_name":"Superresolution","level":3,"score":0.42367807030677795},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.40703001618385315},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.24283894896507263},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.1713528037071228},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.10811543464660645},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.094475656747818},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.08907702565193176},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.07828250527381897},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.06906905770301819},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.06339195370674133},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2024.3359907","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3359907","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10416851.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:4818a3a5057a4017aab1cb56bc22acca","is_oa":true,"landing_page_url":"https://doaj.org/article/4818a3a5057a4017aab1cb56bc22acca","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":"IEEE Access, Vol 12, Pp 18685-18693 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2024.3359907","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3359907","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10416851.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.47999998927116394,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320318847","display_name":"Korea Medical Device Development Fund","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4391342217.pdf","grobid_xml":"https://content.openalex.org/works/W4391342217.grobid-xml"},"referenced_works_count":77,"referenced_works":["https://openalex.org/W1599411477","https://openalex.org/W1968902663","https://openalex.org/W1980327916","https://openalex.org/W1981289394","https://openalex.org/W2000819927","https://openalex.org/W2003572027","https://openalex.org/W2027029957","https://openalex.org/W2043898052","https://openalex.org/W2059651431","https://openalex.org/W2063266255","https://openalex.org/W2077735967","https://openalex.org/W2078690902","https://openalex.org/W2087342506","https://openalex.org/W2088166741","https://openalex.org/W2096000259","https://openalex.org/W2118761136","https://openalex.org/W2120505919","https://openalex.org/W2121607567","https://openalex.org/W2129310953","https://openalex.org/W2130179890","https://openalex.org/W2142995096","https://openalex.org/W2159795787","https://openalex.org/W2288013686","https://openalex.org/W2302338326","https://openalex.org/W2368505379","https://openalex.org/W2413712988","https://openalex.org/W2467037196","https://openalex.org/W2522950390","https://openalex.org/W2571907177","https://openalex.org/W2573789114","https://openalex.org/W2612308022","https://openalex.org/W2720962517","https://openalex.org/W2767035832","https://openalex.org/W2780100310","https://openalex.org/W2791236330","https://openalex.org/W2801820132","https://openalex.org/W2803713977","https://openalex.org/W2809901669","https://openalex.org/W2886639952","https://openalex.org/W2894974451","https://openalex.org/W2903497975","https://openalex.org/W2914591624","https://openalex.org/W2920156004","https://openalex.org/W2944600736","https://openalex.org/W2967232720","https://openalex.org/W2974108037","https://openalex.org/W2979800208","https://openalex.org/W2992220369","https://openalex.org/W3020030486","https://openalex.org/W3028827354","https://openalex.org/W3037588010","https://openalex.org/W3041837210","https://openalex.org/W3091929342","https://openalex.org/W3100407519","https://openalex.org/W3105161832","https://openalex.org/W3113003914","https://openalex.org/W3118551012","https://openalex.org/W3122465939","https://openalex.org/W3130820442","https://openalex.org/W3134277770","https://openalex.org/W3150156360","https://openalex.org/W3157051950","https://openalex.org/W3164835394","https://openalex.org/W3168819126","https://openalex.org/W3183232947","https://openalex.org/W3209405857","https://openalex.org/W4205254989","https://openalex.org/W4210376167","https://openalex.org/W4214871135","https://openalex.org/W4214922106","https://openalex.org/W4283656623","https://openalex.org/W4296358790","https://openalex.org/W4306693630","https://openalex.org/W4310154853","https://openalex.org/W4312203927","https://openalex.org/W4364360801","https://openalex.org/W4388962224"],"related_works":["https://openalex.org/W2762687161","https://openalex.org/W2353254830","https://openalex.org/W2033952283","https://openalex.org/W2351210568","https://openalex.org/W2028421553","https://openalex.org/W2890072373","https://openalex.org/W2105973023","https://openalex.org/W3134930026","https://openalex.org/W2059260584","https://openalex.org/W2010922445"],"abstract_inverted_index":{"Terahertz":[0],"(THz)":[1],"wave":[2,53,101],"imaging":[3,277,285],"has":[4,29,88],"potential":[5,280],"features":[6,247],"for":[7,35,51,72,97,266,274,287],"the":[8,52,107,111,114,120,124,127,133,155,160,163,219,240,245,256,267],"medicine":[9],"such":[10],"as":[11,31,262],"cancer":[12,288],"detection.":[13],"Nevertheless,":[14],"traditional":[15],"lenses":[16,47],"are":[17,57,63],"heavy,":[18],"bulky,":[19],"low":[20],"spatial":[21,70,226],"resolution":[22,71,99,227],"and":[23,40,66,83,119,149,174,199,278],"difficult":[24],"to":[25,131,147],"integrate.":[26],"Recently,":[27],"metasurface":[28,46],"emerged":[30],"a":[32,37,58,68,167,182,186,224,271],"compelling":[33],"approach":[34],"achieving":[36],"lightweight,":[38],"ultrathin,":[39,171],"easy":[41],"integration.":[42],"Although":[43],"many":[44],"THz":[45,60,73,100,209,276,284],"have":[48,67],"been":[49,89],"proposed":[50,90,241],"focusing":[54],"application,":[55],"there":[56],"few":[59],"metalenses":[61],"that":[62,204,239],"polarization":[64,81,153,172],"insensitive":[65],"high":[69,84,98,175,225],"imaging.":[74],"In":[75],"this":[76],"paper,":[77],"an":[78,170,263],"ultra-thin,":[79],"planar,":[80],"independent,":[82],"numerical":[85,176,200,221],"aperture":[86,177,201,222],"metalens":[87,178,217,242,258],"using":[91],"double":[92],"split-ring":[93],"resonator":[94],"(DSRR)":[95],"structures":[96],"focusing.":[102],"The":[103,215],"combination":[104],"method":[105],"of":[106,113,117,126,154,184,189,194,202,212,228],"propagation":[108],"phase":[109,122,144],"(adjusting":[110],"diameter":[112],"outer":[115],"ring":[116],"DSRR)":[118,128],"geometric":[121],"(changing":[123],"slit":[125],"is":[129,150,179],"applied":[130],"build":[132],"unit":[134],"cell":[135],"library":[136],"including":[137],"eight":[138],"DSRRs,":[139],"which":[140,232],"can":[141,205,233,243,259],"cover":[142],"full":[143],"from":[145],"0":[146],"2\u03c0,":[148],"independent":[151],"with":[152,181,218],"incident":[156],"wave.":[157],"By":[158],"arranging":[159],"DSRRs":[161],"into":[162],"concentric":[164],"rings":[165],"on":[166],"thin":[168],"substrate,":[169],"insensitive,":[173],"designed":[180,216],"thickness":[183],"0.55\u03bb,":[185],"focal":[187],"length":[188],"660":[190],"\u03bcm":[191,230],"(4\u03bb),":[192],"radius":[193],"4.678":[195],"mm":[196],"(28.35":[197],"\u03bb),":[198],"0.99":[203],"work":[206],"at":[207],"1.82":[208],"(wavelength":[210],"(\u03bb)":[211],"165":[213],"\u03bcm).":[214,254],"near-unity":[220],"achieves":[223],"89":[229],"(0.54\u03bb),":[231],"produce":[234],"high-quality":[235],"images.":[236],"It":[237],"means":[238],"resolve":[244],"microscale":[246],"separated":[248],"by":[249],"sub-wavelength":[250],"distance":[251],"(<":[252],"90":[253],"Therefore,":[255],"suggested":[257],"be":[260],"served":[261],"objective":[264],"lens":[265],"miniaturized":[268],"microscopy,":[269],"opening":[270],"new":[272],"avenue":[273],"microscopic":[275],"showing":[279],"usage":[281],"in":[282],"tiny":[283],"systems":[286],"detection":[289],"application.":[290]},"counts_by_year":[{"year":2025,"cited_by_count":4}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
