{"id":"https://openalex.org/W2000959846","doi":"https://doi.org/10.1109/map.2001.979376","title":"Correction [to \"Approximate expressions for the directivity of a circular microstrip-patch antenna\"]","display_name":"Correction [to \"Approximate expressions for the directivity of a circular microstrip-patch antenna\"]","publication_year":2001,"publication_date":"2001-10-01","ids":{"openalex":"https://openalex.org/W2000959846","doi":"https://doi.org/10.1109/map.2001.979376","mag":"2000959846"},"language":"en","primary_location":{"id":"doi:10.1109/map.2001.979376","doi":"https://doi.org/10.1109/map.2001.979376","is_oa":false,"landing_page_url":"https://doi.org/10.1109/map.2001.979376","pdf_url":null,"source":{"id":"https://openalex.org/S201045332","display_name":"IEEE Antennas and Propagation Magazine","issn_l":"1045-9243","issn":["1045-9243","1558-4143"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","norway-1","poland-100","russia-white-list-1"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Antennas and Propagation Magazine","raw_type":"journal-article"},"volume":null,"type":"erratum","is_traditional":true,"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/A5016889105","display_name":"John D. Mahony","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"J.D. Mahony","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5016889105"],"corresponding_institution_ids":[],"apc_list":{"value":2995,"currency":"USD","value_usd":2995},"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"43","issue":"5","first_page":"93","last_page":"93"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10069","display_name":"Antenna Design and Analysis","score":0.9961000084877014,"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"}},"topics":[{"id":"https://openalex.org/T10069","display_name":"Antenna Design and Analysis","score":0.9961000084877014,"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/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.0010000000474974513,"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/T10739","display_name":"Electromagnetic Scattering and Analysis","score":0.0010000000474974513,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/circular-microstrip-patch-antenna","display_name":"circular patch antenna","score":0.8849999904632568},{"id":"https://openalex.org/keywords/antenna-directivity","display_name":"antenna directivity","score":0.9020000100135803},{"id":"https://openalex.org/keywords/approximate-formulas","display_name":"approximate formulas","score":0.722000002861023}],"concepts":[{"id":"https://openalex.org/C189039984","wikidata":"https://www.wikidata.org/wiki/Q8225412","display_name":"Directivity","level":3,"score":0.7866101861000061},{"id":"https://openalex.org/C170349913","wikidata":"https://www.wikidata.org/wiki/Q13402882","display_name":"Microstrip antenna","level":3,"score":0.7717897295951843},{"id":"https://openalex.org/C159238334","wikidata":"https://www.wikidata.org/wiki/Q1419428","display_name":"Patch antenna","level":3,"score":0.5860018730163574},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.5414580702781677},{"id":"https://openalex.org/C123657345","wikidata":"https://www.wikidata.org/wiki/Q639055","display_name":"Microstrip","level":2,"score":0.5236027836799622},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.4445902109146118},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.39511093497276306},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3834390640258789},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.37573355436325073},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.37264519929885864},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.3491731286048889},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3253647983074188}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/map.2001.979376","doi":"https://doi.org/10.1109/map.2001.979376","is_oa":false,"landing_page_url":"https://doi.org/10.1109/map.2001.979376","pdf_url":null,"source":{"id":"https://openalex.org/S201045332","display_name":"IEEE Antennas and Propagation Magazine","issn_l":"1045-9243","issn":["1045-9243","1558-4143"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","norway-1","poland-100","russia-white-list-1"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Antennas and Propagation Magazine","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320326655","display_name":"Xunta de Galicia","ror":"https://ror.org/0181xnw06"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2066511214","https://openalex.org/W2122057231","https://openalex.org/W2123698724","https://openalex.org/W2594786266","https://openalex.org/W2022670525","https://openalex.org/W2596628147","https://openalex.org/W2151630649","https://openalex.org/W4240119989","https://openalex.org/W1564531412","https://openalex.org/W3014676095"],"abstract_inverted_index":{"John":[0],"Mahony":[1],"has":[2],"pointed":[3],"out":[4],"several":[5],"corrections":[6,47],"to":[7],"various":[8],"equations,":[9],"tables":[10],"and":[11,12,34],"tex":[13],"in":[14],"the":[15,25,45],"August":[16,41],"Antenna":[17],"Designer\u2019s":[18],"Notebook":[19],"(J.D.":[20],"Mahany,":[21],"\"Approximate":[22],"Expressions":[23],"for":[24],"Directivity":[26],"of":[27],"a":[28],"Circular":[29],"Microstrip-Patch":[30],"Antenna,\"":[31],"IEEE":[32],"Antennas":[33],"Propagation":[35],"Magazine,":[36],"vol":[37],"43,":[38],"no":[39],"4,":[40],"2001,":[42],"pp.":[43],"88-90),":[44],"following":[46],"should":[48],"be":[49],"made:":[50]},"counts_by_year":[],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2016-06-24T00:00:00"}
