{"id":"https://openalex.org/W7214583232","doi":"https://doi.org/10.1016/j.nxmate.2026.103660","title":"Experimental validation of a dual-band slotted patch antenna for microwave brain tumor sensing","display_name":"Experimental validation of a dual-band slotted patch antenna for microwave brain tumor sensing","publication_year":2026,"publication_date":"2026-09-28","ids":{"openalex":"https://openalex.org/W7214583232","doi":"https://doi.org/10.1016/j.nxmate.2026.103660"},"language":"en","primary_location":{"id":"doi:10.1016/j.nxmate.2026.103660","doi":"https://doi.org/10.1016/j.nxmate.2026.103660","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.nxmate.2026.103660","pdf_url":null,"source":{"id":"https://openalex.org/S4387287712","display_name":"Next Materials","issn_l":"2949-8228","issn":["2949-8228"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Next Materials","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1016/j.nxmate.2026.103660","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5010695723","display_name":"Sifat Hossain","orcid":"https://orcid.org/0000-0002-1722-7266","observed_orcids":["https://orcid.org/0000-0002-1722-7266"]},"institutions":[{"id":"https://openalex.org/I4403386503","display_name":"Bangladesh Army University of Science and Technology","ror":"https://ror.org/00xqgpg43","country_code":"BD","type":"education","lineage":["https://openalex.org/I4403386503"]}],"countries":["BD"],"is_corresponding":true,"raw_author_name":"Sifat Hossain","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh","institution_ids":["https://openalex.org/I4403386503"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153291470","display_name":"Most. Anha Tabassum Tunna","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4403386503","display_name":"Bangladesh Army University of Science and Technology","ror":"https://ror.org/00xqgpg43","country_code":"BD","type":"education","lineage":["https://openalex.org/I4403386503"]}],"countries":["BD"],"is_corresponding":false,"raw_author_name":"Most. Anha Tabassum Tunna","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh","institution_ids":["https://openalex.org/I4403386503"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153312606","display_name":"Easin Arafat","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4403386503","display_name":"Bangladesh Army University of Science and Technology","ror":"https://ror.org/00xqgpg43","country_code":"BD","type":"education","lineage":["https://openalex.org/I4403386503"]}],"countries":["BD"],"is_corresponding":false,"raw_author_name":"Easin Arafat","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh","institution_ids":["https://openalex.org/I4403386503"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5138419909","display_name":"Md. Hasib Mahbub","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4403386503","display_name":"Bangladesh Army University of Science and Technology","ror":"https://ror.org/00xqgpg43","country_code":"BD","type":"education","lineage":["https://openalex.org/I4403386503"]}],"countries":["BD"],"is_corresponding":false,"raw_author_name":"Md. Hasib Mahbub","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh","institution_ids":["https://openalex.org/I4403386503"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153390916","display_name":"Most. Israt Jahan","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4403386503","display_name":"Bangladesh Army University of Science and Technology","ror":"https://ror.org/00xqgpg43","country_code":"BD","type":"education","lineage":["https://openalex.org/I4403386503"]}],"countries":["BD"],"is_corresponding":false,"raw_author_name":"Most. Israt Jahan","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh","institution_ids":["https://openalex.org/I4403386503"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153262164","display_name":"Md.Yeasin Ali Bishal","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4403386503","display_name":"Bangladesh Army University of Science and Technology","ror":"https://ror.org/00xqgpg43","country_code":"BD","type":"education","lineage":["https://openalex.org/I4403386503"]}],"countries":["BD"],"is_corresponding":false,"raw_author_name":"Md.Yeasin Ali Bishal","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh","institution_ids":["https://openalex.org/I4403386503"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5135656639","display_name":"Md. Shahriar Kabir","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4403386503","display_name":"Bangladesh Army University of Science and Technology","ror":"https://ror.org/00xqgpg43","country_code":"BD","type":"education","lineage":["https://openalex.org/I4403386503"]}],"countries":["BD"],"is_corresponding":false,"raw_author_name":"Md. Shahriar Kabir","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Bangladesh Army University of Science and Technology (BAUST), Saidpur, Bangladesh","institution_ids":["https://openalex.org/I4403386503"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5010695723"],"corresponding_institution_ids":["https://openalex.org/I4403386503"],"apc_list":{"value":1280,"currency":"USD","value_usd":1280},"apc_paid":{"value":1280,"currency":"USD","value_usd":1280},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":null,"first_page":"103660","last_page":"103660"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9980000257492065,"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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9980000257492065,"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/T11607","display_name":"Microwave and Dielectric Measurement Techniques","score":0.0020000000949949026,"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/T10069","display_name":"Antenna Design and Analysis","score":0.0,"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/dual-band-antenna","display_name":"dual-band antenna","score":0.6729999780654907},{"id":"https://openalex.org/keywords/slotted-microstrip-patch-antenna","display_name":"slotted microstrip patch antenna","score":0.9380000233650208},{"id":"https://openalex.org/keywords/tissue-phantoms","display_name":"tissue phantoms","score":0.9190000295639038},{"id":"https://openalex.org/keywords/s21-transmission-coefficient","display_name":"S21 transmission coefficient","score":0.7929999828338623},{"id":"https://openalex.org/keywords/specific-absorption-rate","display_name":"specific absorption rate","score":0.9070000052452087},{"id":"https://openalex.org/keywords/fr-4-substrate","display_name":"FR4 substrate","score":0.6340000033378601}],"concepts":[{"id":"https://openalex.org/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.8830999732017517},{"id":"https://openalex.org/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.6929000020027161},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.6740999817848206},{"id":"https://openalex.org/C123657345","wikidata":"https://www.wikidata.org/wiki/Q639055","display_name":"Microstrip","level":2,"score":0.5828999876976013},{"id":"https://openalex.org/C163985990","wikidata":"https://www.wikidata.org/wiki/Q188364","display_name":"Standing wave ratio","level":4,"score":0.5498999953269958},{"id":"https://openalex.org/C170349913","wikidata":"https://www.wikidata.org/wiki/Q13402882","display_name":"Microstrip antenna","level":3,"score":0.46480000019073486},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.46320000290870667},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4375},{"id":"https://openalex.org/C1705053","wikidata":"https://www.wikidata.org/wiki/Q747066","display_name":"Microwave transmission","level":3,"score":0.4133000075817108},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.39660000801086426},{"id":"https://openalex.org/C159238334","wikidata":"https://www.wikidata.org/wiki/Q1419428","display_name":"Patch antenna","level":3,"score":0.37119999527931213},{"id":"https://openalex.org/C133386390","wikidata":"https://www.wikidata.org/wiki/Q184996","display_name":"Dielectric","level":2,"score":0.36559998989105225},{"id":"https://openalex.org/C2777289219","wikidata":"https://www.wikidata.org/wiki/Q7632154","display_name":"Substrate (aquarium)","level":2,"score":0.33719998598098755},{"id":"https://openalex.org/C2779885931","wikidata":"https://www.wikidata.org/wiki/Q17010029","display_name":"Microwave imaging","level":3,"score":0.33340001106262207},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.326200008392334},{"id":"https://openalex.org/C200687136","wikidata":"https://www.wikidata.org/wiki/Q11233438","display_name":"Waveguide","level":2,"score":0.30410000681877136},{"id":"https://openalex.org/C62191587","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Antenna array","level":3,"score":0.29980000853538513},{"id":"https://openalex.org/C55310301","wikidata":"https://www.wikidata.org/wiki/Q75384","display_name":"Transmission coefficient","level":3,"score":0.2964000105857849},{"id":"https://openalex.org/C43117628","wikidata":"https://www.wikidata.org/wiki/Q4928259","display_name":"Parabolic antenna","level":3,"score":0.2773999869823456},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.27480000257492065},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.26989999413490295},{"id":"https://openalex.org/C66882249","wikidata":"https://www.wikidata.org/wiki/Q169336","display_name":"Homogeneous","level":2,"score":0.2660999894142151},{"id":"https://openalex.org/C2986265143","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave applications","level":3,"score":0.2660999894142151},{"id":"https://openalex.org/C80587232","wikidata":"https://www.wikidata.org/wiki/Q1976384","display_name":"Stripline","level":2,"score":0.25130000710487366}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/j.nxmate.2026.103660","doi":"https://doi.org/10.1016/j.nxmate.2026.103660","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.nxmate.2026.103660","pdf_url":null,"source":{"id":"https://openalex.org/S4387287712","display_name":"Next Materials","issn_l":"2949-8228","issn":["2949-8228"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Next Materials","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:41b005743fc241debf4a0b658ee953e7","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/41b005743fc241debf4a0b658ee953e7","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,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Next Materials, Vol 13, Iss , Pp 103660- (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1016/j.nxmate.2026.103660","doi":"https://doi.org/10.1016/j.nxmate.2026.103660","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.nxmate.2026.103660","pdf_url":null,"source":{"id":"https://openalex.org/S4387287712","display_name":"Next Materials","issn_l":"2949-8228","issn":["2949-8228"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Next Materials","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.8048999905586243}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W2106874336","https://openalex.org/W3171630001","https://openalex.org/W4205556338","https://openalex.org/W4385949239","https://openalex.org/W4386884927","https://openalex.org/W4393006256","https://openalex.org/W4403528777","https://openalex.org/W4405150416","https://openalex.org/W4407819623","https://openalex.org/W4408490742","https://openalex.org/W4409155884","https://openalex.org/W4410557590","https://openalex.org/W4411653856","https://openalex.org/W4412432839","https://openalex.org/W4412701557","https://openalex.org/W4415286033","https://openalex.org/W4415513374","https://openalex.org/W7140374116","https://openalex.org/W7152637936"],"related_works":["https://openalex.org/W2956153497","https://openalex.org/W7127321324","https://openalex.org/W4393141568","https://openalex.org/W7140374116","https://openalex.org/W7166829894","https://openalex.org/W3181594074","https://openalex.org/W4409406676","https://openalex.org/W3159880659","https://openalex.org/W7166586582","https://openalex.org/W4387167901"],"abstract_inverted_index":{"Microwave":[0,54],"transmission":[1,108],"sensing":[2],"offers":[3],"a":[4,25,75,155,230,255],"compact":[5,26],"and":[6,49,60,71,91,102,114,121,130,138,141,146,228,249],"non-ionizing":[7],"approach":[8],"for":[9,33,112,176,183,233],"investigating":[10],"dielectric":[11],"changes":[12],"associated":[13],"with":[14,93,133,158],"biological":[15],"tissue":[16],"abnormalities.":[17],"This":[18],"study":[19,257],"presents":[20],"the":[21,150,169,177,184,217,220],"experimental":[22],"validation":[23,248],"of":[24,44,97,136,144,205,219,236],"dual-band":[27],"double-rectangular":[28],"slotted":[29],"microstrip":[30],"patch":[31],"antenna":[32,39,125],"controlled":[34,225],"brain-tumor":[35],"phantom":[36,81,116,151,179,247],"sensing.":[37],"The":[38,106,123,240],"has":[40],"an":[41],"overall":[42],"dimension":[43],"36":[45,47],"\u00d7":[46],"mm\u00b2":[48],"was":[50,82,110,208],"designed":[51],"in":[52,118],"CST":[53],"Studio":[55],"to":[56,180,196,224,245],"operate":[57],"at":[58,128,162,189,210],"3.08":[59,167,211],"4.28":[61,190],"GHz.":[62,212],"Two":[63],"identical":[64],"antennas":[65],"were":[66],"fabricated":[67],"on":[68],"FR-4":[69],"substrate":[70],"experimentally":[72,215],"characterized":[73],"using":[74,84],"portable":[76],"NanoVNA-F":[77],"V3.":[78],"A":[79,199],"tissue-mimicking":[80],"prepared":[83],"distilled":[85],"water,":[86],"agar-agar,":[87],"glycerin,":[88],"sodium":[89],"chloride,":[90],"sugar,":[92],"spherical":[94],"tumor":[95,160],"inclusions":[96],"4,":[98],"7,":[99],"10,":[100],"13,":[101],"16":[103,185],"mm":[104,186],"diameter.":[105],"S21":[107,153,171],"coefficient":[109],"evaluated":[111],"tumor-free":[113,178],"tumor-loaded":[115],"configurations":[117],"both":[119,163],"simulation":[120],"experiment.":[122],"measured":[124,170],"resonances":[126],"occurred":[127],"3.61":[129],"4.15":[131],"GHz,":[132,168],"S11":[134],"values":[135,143],"\u221217.88":[137],"\u221219.84":[139],"dB":[140,175,182],"VSWR":[142],"1.33":[145],"1.31,":[147],"respectively.":[148],"For":[149],"experiments,":[152],"exhibited":[154],"consistent":[156],"decrease":[157],"increasing":[159],"diameter":[161],"investigated":[164],"frequencies.":[165],"At":[166],"changed":[172,193],"from":[173,194],"\u221257.03":[174],"\u221266.09":[181],"tumor,":[187],"while":[188],"GHz":[191],"it":[192],"\u221247.05":[195],"\u221255.04":[197],"dB.":[198],"simulated":[200],"peak":[201],"10-g":[202],"averaged":[203],"SAR":[204],"0.348":[206],"W/kg":[207],"obtained":[209],"These":[213],"results":[214],"demonstrate":[216],"sensitivity":[218],"proposed":[221],"antenna-phantom":[222],"configuration":[223],"tumor-size":[226],"variation":[227],"establish":[229],"low-cost":[231],"platform":[232],"further":[234],"development":[235],"microwave":[237],"tumor-sensing":[238],"systems.":[239],"present":[241],"work":[242],"is":[243],"limited":[244],"homogeneous":[246],"should":[250],"therefore":[251],"be":[252],"regarded":[253],"as":[254],"proof-of-concept":[256],"rather":[258],"than":[259],"clinical":[260],"diagnostic":[261],"validation.":[262]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2026-09-29T00:00:00"}