{"id":"https://openalex.org/W2945247117","doi":"https://doi.org/10.1109/wisnet.2019.8711792","title":"Classification of Epoxy Wedges in Glass-Fiber Reinforced Plastics Using a Millimeter-Wave Imaging System in W-Band","display_name":"Classification of Epoxy Wedges in Glass-Fiber Reinforced Plastics Using a Millimeter-Wave Imaging System in W-Band","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2945247117","doi":"https://doi.org/10.1109/wisnet.2019.8711792","mag":"2945247117"},"language":"en","primary_location":{"id":"doi:10.1109/wisnet.2019.8711792","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wisnet.2019.8711792","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE Topical Conference on Wireless Sensors and Sensor Networks (WiSNet)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5059568845","display_name":"Dominik Meier","orcid":"https://orcid.org/0000-0003-3159-8343"},"institutions":[{"id":"https://openalex.org/I4210090068","display_name":"Fraunhofer Institute for Applied Solid State Physics","ror":"https://ror.org/0083ncs46","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210090068","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Dominik Meier","raw_affiliation_strings":["Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany","institution_ids":["https://openalex.org/I4210090068"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031031524","display_name":"Christian Zech","orcid":"https://orcid.org/0000-0002-9327-3424"},"institutions":[{"id":"https://openalex.org/I4210090068","display_name":"Fraunhofer Institute for Applied Solid State Physics","ror":"https://ror.org/0083ncs46","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210090068","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Christian Zech","raw_affiliation_strings":["Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany","institution_ids":["https://openalex.org/I4210090068"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045528755","display_name":"Benjamin Baumann","orcid":"https://orcid.org/0000-0003-2258-6260"},"institutions":[{"id":"https://openalex.org/I4210090068","display_name":"Fraunhofer Institute for Applied Solid State Physics","ror":"https://ror.org/0083ncs46","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210090068","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Benjamin Baumann","raw_affiliation_strings":["Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany","institution_ids":["https://openalex.org/I4210090068"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006535122","display_name":"Torsten Link","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Torsten Link","raw_affiliation_strings":["Composite Material Supply GmbH CMS, Aurich, 26607, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Composite Material Supply GmbH CMS, Aurich, 26607, Germany","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075345679","display_name":"Markus R\u00f6sch","orcid":"https://orcid.org/0000-0002-9600-3040"},"institutions":[{"id":"https://openalex.org/I4210090068","display_name":"Fraunhofer Institute for Applied Solid State Physics","ror":"https://ror.org/0083ncs46","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210090068","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Markus Rosch","raw_affiliation_strings":["Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany","institution_ids":["https://openalex.org/I4210090068"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007632522","display_name":"M. Schlechtweg","orcid":null},"institutions":[{"id":"https://openalex.org/I4210090068","display_name":"Fraunhofer Institute for Applied Solid State Physics","ror":"https://ror.org/0083ncs46","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210090068","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Michael Schlechtweg","raw_affiliation_strings":["Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany","institution_ids":["https://openalex.org/I4210090068"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069562225","display_name":"Jutta K\u00fchn","orcid":"https://orcid.org/0000-0002-0100-0868"},"institutions":[{"id":"https://openalex.org/I4210090068","display_name":"Fraunhofer Institute for Applied Solid State Physics","ror":"https://ror.org/0083ncs46","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210090068","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Jutta Kuhn","raw_affiliation_strings":["Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer Institute for Applied Solid State Physics IAF, Freiburg, 79108, Germany","institution_ids":["https://openalex.org/I4210090068"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058819249","display_name":"Leonhard Reindl","orcid":"https://orcid.org/0000-0002-5068-8929"},"institutions":[{"id":"https://openalex.org/I161046081","display_name":"University of Freiburg","ror":"https://ror.org/0245cg223","country_code":"DE","type":"education","lineage":["https://openalex.org/I161046081"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Leonhard Reindl","raw_affiliation_strings":["Dept. of Microsystems Engineering, University of Freiburg - IMTEK, Freiburg, 79110, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Microsystems Engineering, University of Freiburg - IMTEK, Freiburg, 79110, Germany","institution_ids":["https://openalex.org/I161046081"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.6832,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.87662338,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11856","display_name":"Thermography and Photoacoustic Techniques","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/T11856","display_name":"Thermography and Photoacoustic Techniques","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/T10662","display_name":"Ultrasonics and Acoustic Wave Propagation","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/T11609","display_name":"Geophysical Methods and Applications","score":0.9922000169754028,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/materials-science","display_name":"Materials science","score":0.7881574034690857},{"id":"https://openalex.org/keywords/epoxy","display_name":"Epoxy","score":0.7849327325820923},{"id":"https://openalex.org/keywords/composite-material","display_name":"Composite material","score":0.6128643751144409},{"id":"https://openalex.org/keywords/glass-fiber","display_name":"Glass fiber","score":0.59555983543396},{"id":"https://openalex.org/keywords/nondestructive-testing","display_name":"Nondestructive testing","score":0.5829923748970032},{"id":"https://openalex.org/keywords/extremely-high-frequency","display_name":"Extremely high frequency","score":0.5667937994003296},{"id":"https://openalex.org/keywords/fibre-reinforced-plastic","display_name":"Fibre-reinforced plastic","score":0.5471472144126892},{"id":"https://openalex.org/keywords/composite-number","display_name":"Composite number","score":0.5082404017448425},{"id":"https://openalex.org/keywords/millimeter","display_name":"Millimeter","score":0.44035834074020386},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.41952022910118103},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.36293041706085205},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.13740184903144836},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.12517917156219482}],"concepts":[{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.7881574034690857},{"id":"https://openalex.org/C166595027","wikidata":"https://www.wikidata.org/wiki/Q143983","display_name":"Epoxy","level":2,"score":0.7849327325820923},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.6128643751144409},{"id":"https://openalex.org/C177229083","wikidata":"https://www.wikidata.org/wiki/Q5861","display_name":"Glass fiber","level":2,"score":0.59555983543396},{"id":"https://openalex.org/C56529433","wikidata":"https://www.wikidata.org/wiki/Q626700","display_name":"Nondestructive testing","level":2,"score":0.5829923748970032},{"id":"https://openalex.org/C45764600","wikidata":"https://www.wikidata.org/wiki/Q570342","display_name":"Extremely high frequency","level":2,"score":0.5667937994003296},{"id":"https://openalex.org/C76344452","wikidata":"https://www.wikidata.org/wiki/Q263125","display_name":"Fibre-reinforced plastic","level":2,"score":0.5471472144126892},{"id":"https://openalex.org/C104779481","wikidata":"https://www.wikidata.org/wiki/Q50707","display_name":"Composite number","level":2,"score":0.5082404017448425},{"id":"https://openalex.org/C109792285","wikidata":"https://www.wikidata.org/wiki/Q174789","display_name":"Millimeter","level":2,"score":0.44035834074020386},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.41952022910118103},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.36293041706085205},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.13740184903144836},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.12517917156219482},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/wisnet.2019.8711792","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wisnet.2019.8711792","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE Topical Conference on Wireless Sensors and Sensor Networks (WiSNet)","raw_type":"proceedings-article"},{"id":"pmh:oai:fraunhofer.de:N-537479","is_oa":false,"landing_page_url":"http://publica.fraunhofer.de/documents/N-537479.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306400801","display_name":"Publikationsdatenbank der Fraunhofer-Gesellschaft (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Fraunhofer IAF","raw_type":"Conference Paper"},{"id":"pmh:oai:publica.fraunhofer.de:publica/404822","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/404822","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.550000011920929,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320323803","display_name":"Bundesministerium f\u00fcr Wirtschaft und Energie","ror":"https://ror.org/02vgg2808"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W86794860","https://openalex.org/W1967484788","https://openalex.org/W1996055576","https://openalex.org/W2014636382","https://openalex.org/W2074907620","https://openalex.org/W2130682666","https://openalex.org/W2131822391","https://openalex.org/W2147791624","https://openalex.org/W2583721868","https://openalex.org/W2783563758","https://openalex.org/W2797471146","https://openalex.org/W6603537439"],"related_works":["https://openalex.org/W4390909305","https://openalex.org/W2317169686","https://openalex.org/W1185324648","https://openalex.org/W2539553997","https://openalex.org/W3159902002","https://openalex.org/W3208155863","https://openalex.org/W2363237216","https://openalex.org/W2033762247","https://openalex.org/W2530392398","https://openalex.org/W2070366004"],"abstract_inverted_index":{"To":[0],"determine":[1],"the":[2,42,48,55,64,77,102,111,115],"mechanical":[3],"stability":[4],"of":[5,18,33,41,51,66,79,82,114],"imperfect":[6],"composite":[7,34],"materials":[8,35],"it":[9],"is":[10,74],"crucial":[11],"to":[12,101],"classify":[13],"production":[14],"faults":[15],"in":[16,54,69],"terms":[17],"shape,":[19,97],"depth,":[20],"and":[21,30,36,99],"size.":[22],"Radar-based":[23],"systems":[24],"can":[25,90,106],"be":[26,91,107],"used":[27],"for":[28],"non-contact":[29],"nondestructive":[31],"measurements":[32],"provide":[37],"3D":[38],"tomographic":[39],"images":[40],"components.":[43],"By":[44],"using":[45],"GaAs-based":[46],"technologies":[47],"available":[49],"bandwidth":[50],"24":[52],"GHz":[53],"millimeter-wave":[56],"regime":[57],"combined":[58],"with":[59],"a":[60,85],"low-noise":[61],"figure":[62],"enable":[63],"detection":[65],"low-contrast":[67],"flaws":[68],"glass-fiber":[70],"reinforced":[71],"plastics.":[72],"It":[73],"shown":[75],"that":[76],"location":[78],"wedges,":[80],"made":[81],"epoxy,":[83],"inside":[84],"glass":[86],"fiber-reinforced":[87],"plastic":[88],"sample":[89],"detected":[92],"as":[93,95],"well":[94],"orientation,":[96],"size,":[98],"impact":[100],"adjacent":[103],"fiber":[104],"scrims":[105],"determined":[108],"by":[109],"evaluating":[110],"phase":[112],"information":[113],"reflected":[116],"signals.":[117]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}