Publication Information

{'id': 'https://openalex.org/W1987781082', 'doi': 'https://doi.org/10.1002/ecja.4410700307', 'title': 'Folded antenna loaded with a dipole for circular polarization', 'display_name': 'Folded antenna loaded with a dipole for circular polarization', 'publication_year': 1987, 'publication_date': '1987-01-01', 'ids': {'openalex': 'https://openalex.org/W1987781082', 'doi': 'https://doi.org/10.1002/ecja.4410700307', 'mag': '1987781082'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1002/ecja.4410700307', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210181834', 'display_name': 'Electronics and Communications in Japan (Part I Communications)', 'issn_l': '1520-6424', 'issn': ['1520-6424', '8756-6621'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5077043154', 'display_name': 'Takashi Nakamura', 'orcid': 'https://orcid.org/0000-0003-2863-3937'}, 'institutions': [{'id': 'https://openalex.org/I42405503', 'display_name': 'Gifu University', 'ror': 'https://ror.org/024exxj48', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I42405503']}, {'id': 'https://openalex.org/I201537933', 'display_name': 'Tohoku University', 'ror': 'https://ror.org/01dq60k83', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I201537933']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Takashi Nakamura', 'raw_affiliation_strings': ['Faculty of Engineering, Gifu University, Gifu, Japan 501–11', 'Takashi Nakamura graduated from Toyama University, Dept. of Electronic Engineering in 1972 and finished doctoral courses at Tohoku University in 1977. In the same year he became a research associate at Tohoku University, Research Institute of Electrical Communication. In 1978 he became a lecturer at Gifu University. Since then he has worked on the transmission and radiation of electromagnetic waves. Presently, he is an associate professor. He has a Doctor of Engineering degree and is a member of IEEE.'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Engineering, Gifu University, Gifu, Japan 501–11', 'institution_ids': ['https://openalex.org/I42405503']}, {'raw_affiliation_string': 'Takashi Nakamura graduated from Toyama University, Dept. of Electronic Engineering in 1972 and finished doctoral courses at Tohoku University in 1977. In the same year he became a research associate at Tohoku University, Research Institute of Electrical Communication. In 1978 he became a lecturer at Gifu University. Since then he has worked on the transmission and radiation of electromagnetic waves. Presently, he is an associate professor. He has a Doctor of Engineering degree and is a member of IEEE.', 'institution_ids': ['https://openalex.org/I201537933', 'https://openalex.org/I42405503']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5030645757', 'display_name': 'Takehiro Abeta', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I42405503', 'display_name': 'Gifu University', 'ror': 'https://ror.org/024exxj48', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I42405503']}, {'id': 'https://openalex.org/I67530263', 'display_name': 'Denso (United States)', 'ror': 'https://ror.org/02w314k38', 'country_code': 'US', 'type': 'company', 'lineage': ['https://openalex.org/I4210132650', 'https://openalex.org/I67530263']}], 'countries': ['JP', 'US'], 'is_corresponding': False, 'raw_author_name': 'Takehiro Abeta', 'raw_affiliation_strings': ['Faculty of Engineering, Gifu University, Gifu, Japan 501–11', "Takehiro Abeta graduated from Gifu University, Dept. of Electronic Engineering in 1983 and finished Master's program in 1985. He then joined Nippon Denso, Ltd. He has studied linear antennas."], 'affiliations': [{'raw_affiliation_string': 'Faculty of Engineering, Gifu University, Gifu, Japan 501–11', 'institution_ids': ['https://openalex.org/I42405503']}, {'raw_affiliation_string': "Takehiro Abeta graduated from Gifu University, Dept. of Electronic Engineering in 1983 and finished Master's program in 1985. He then joined Nippon Denso, Ltd. He has studied linear antennas.", 'institution_ids': ['https://openalex.org/I67530263', 'https://openalex.org/I42405503']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5028810633', 'display_name': 'Senji Yokokawa', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I42405503', 'display_name': 'Gifu University', 'ror': 'https://ror.org/024exxj48', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I42405503']}, {'id': 'https://openalex.org/I112524849', 'display_name': 'Yamagata University', 'ror': 'https://ror.org/00xy44n04', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I112524849']}, {'id': 'https://openalex.org/I201537933', 'display_name': 'Tohoku University', 'ror': 'https://ror.org/01dq60k83', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I201537933']}, {'id': 'https://openalex.org/I137975476', 'display_name': 'Shinshu University', 'ror': 'https://ror.org/0244rem06', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I137975476']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Senji Yokokawa', 'raw_affiliation_strings': ['Faculty of Engineering, Gifu University, Gifu, Japan 501–11', 'Senji Yokokawa graduated from Shinshu University, Dept. of Communication Engineering in 1955 and finished doctoral courses at Tohoku University in 1961. In the same year he joined Yamagata University, Faculty of Engineering. Since then he has worked on high-frequency transmission circuits. Presently, he is a professor of electronic engineering at Gifu University. He holds a Doctor or Engineering degree. He authored several publications such as Transmission Engineering.'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Engineering, Gifu University, Gifu, Japan 501–11', 'institution_ids': ['https://openalex.org/I42405503']}, {'raw_affiliation_string': 'Senji Yokokawa graduated from Shinshu University, Dept. of Communication Engineering in 1955 and finished doctoral courses at Tohoku University in 1961. In the same year he joined Yamagata University, Faculty of Engineering. Since then he has worked on high-frequency transmission circuits. Presently, he is a professor of electronic engineering at Gifu University. He holds a Doctor or Engineering degree. He authored several publications such as Transmission Engineering.', 'institution_ids': ['https://openalex.org/I112524849', 'https://openalex.org/I201537933', 'https://openalex.org/I137975476']}]}], 'institution_assertions': [], 'countries_distinct_count': 2, 'institutions_distinct_count': 5, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 1.153, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 2, 'citation_normalized_percentile': {'value': 0.640448, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 61, 'max': 66}, 'biblio': {'volume': '70', 'issue': '3', 'first_page': '66', 'last_page': '74'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10069', 'display_name': 'Antenna Design and Analysis', 'score': 1.0, '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/T10069', 'display_name': 'Antenna Design and Analysis', 'score': 1.0, '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/T11383', 'display_name': 'Advanced Antenna and Metasurface Technologies', 'score': 0.9984, '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/T11946', 'display_name': 'Antenna Design and Optimization', 'score': 0.9979, '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/turnstile-antenna', 'display_name': 'Turnstile antenna', 'score': 0.67127466}, {'id': 'https://openalex.org/keywords/loop-antenna', 'display_name': 'Loop antenna', 'score': 0.61760205}], 'concepts': [{'id': 'https://openalex.org/C93130614', 'wikidata': 'https://www.wikidata.org/wiki/Q5138671', 'display_name': 'Coaxial antenna', 'level': 4, 'score': 0.73458797}, {'id': 'https://openalex.org/C113145756', 'wikidata': 'https://www.wikidata.org/wiki/Q1126859', 'display_name': 'Dipole antenna', 'level': 3, 'score': 0.72464216}, {'id': 'https://openalex.org/C94318689', 'wikidata': 'https://www.wikidata.org/wiki/Q385314', 'display_name': 'Turnstile antenna', 'level': 5, 'score': 0.67127466}, {'id': 'https://openalex.org/C158616128', 'wikidata': 'https://www.wikidata.org/wiki/Q4771260', 'display_name': 'Antenna measurement', 'level': 3, 'score': 0.6337638}, {'id': 'https://openalex.org/C155711043', 'wikidata': 'https://www.wikidata.org/wiki/Q381015', 'display_name': 'Loop antenna', 'level': 5, 'score': 0.61760205}, {'id': 'https://openalex.org/C95496425', 'wikidata': 'https://www.wikidata.org/wiki/Q1466248', 'display_name': 'Monopole antenna', 'level': 3, 'score': 0.6037484}, {'id': 'https://openalex.org/C151764478', 'wikidata': 'https://www.wikidata.org/wiki/Q571921', 'display_name': 'Radiation pattern', 'level': 3, 'score': 0.5999755}, {'id': 'https://openalex.org/C120665830', 'wikidata': 'https://www.wikidata.org/wiki/Q14620', 'display_name': 'Optics', 'level': 1, 'score': 0.5899014}, {'id': 'https://openalex.org/C196931383', 'wikidata': 'https://www.wikidata.org/wiki/Q4771253', 'display_name': 'Antenna factor', 'level': 4, 'score': 0.57195663}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.5462933}, {'id': 'https://openalex.org/C21822782', 'wikidata': 'https://www.wikidata.org/wiki/Q131214', 'display_name': 'Antenna (radio)', 'level': 2, 'score': 0.5243666}, {'id': 'https://openalex.org/C153201621', 'wikidata': 'https://www.wikidata.org/wiki/Q5121676', 'display_name': 'Circular polarization', 'level': 3, 'score': 0.44111267}, {'id': 'https://openalex.org/C24890656', 'wikidata': 'https://www.wikidata.org/wiki/Q82811', 'display_name': 'Acoustics', 'level': 1, 'score': 0.3413027}, {'id': 'https://openalex.org/C76155785', 'wikidata': 'https://www.wikidata.org/wiki/Q418', 'display_name': 'Telecommunications', 'level': 1, 'score': 0.22455224}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.2245456}, {'id': 'https://openalex.org/C123657345', 'wikidata': 'https://www.wikidata.org/wiki/Q639055', 'display_name': 'Microstrip', 'level': 2, 'score': 0.08593187}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1002/ecja.4410700307', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210181834', 'display_name': 'Electronics and Communications in Japan (Part I Communications)', 'issn_l': '1520-6424', 'issn': ['1520-6424', '8756-6621'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 2, 'referenced_works': ['https://openalex.org/W2031477878', 'https://openalex.org/W2146754887'], 'related_works': ['https://openalex.org/W3096476944', 'https://openalex.org/W3015374922', 'https://openalex.org/W2589522260', 'https://openalex.org/W2573196845', 'https://openalex.org/W2386175243', 'https://openalex.org/W2296430733', 'https://openalex.org/W2242860904', 'https://openalex.org/W2046440128', 'https://openalex.org/W2012663812', 'https://openalex.org/W2001204472'], 'abstract_inverted_index': {'Abstract': [0], 'Analysis': [1], 'and': [2, 53, 79, 88, 106, 124, 130], 'design': [3], 'of': [4, 10, 19, 39, 66, 93, 108, 113, 127, 154], 'a': [5, 11, 17, 33, 40, 45, 50, 54, 60, 116], 'circularly': [6, 117], 'polarized': [7, 118], 'antenna': [8, 13, 27, 35, 48, 119, 141], 'made': [9], 'folded': [12, 34], 'loaded': [14], 'orthogonally': [15], 'with': [16], 'dipole': [18], 'an': [20], 'appropriate': [21], 'length': [22, 149], 'is': [23, 28, 44, 101, 137, 150], 'presented': [24], 'here.': [25], 'This': [26], 'developed': [29], 'in': [30, 59], 'recognition': [31], 'that': [32, 69, 139], 'includes': [36], 'the': [37, 67, 70, 77, 85, 89, 94, 125, 155], 'characteristics': [38, 126], 'transmission': [41], 'line.': [42], 'It': [43, 136], 'simple': [46], 'single‐feed': [47], 'without': [49], 'power': [51], 'divider': [52], 'phase': [55], 'shifter': [56], 'commonly': [57], 'used': [58], 'conventional': [61], 'crossed‐dipole': [62], 'antenna.': [63, 96], 'Making': [64], 'use': [65], 'fact': [68], 'current': [71], 'distribution': [72], 'can': [73, 83], 'be': [74], 'decomposed': [75], 'into': [76], 'balanced': [78], 'unbalanced': [80], 'modes,': [81], 'one': [82], 'derive': [84], 'equivalent': [86, 90], 'circuit': [87], 'crossed': [91], 'dipoles': [92], 'present': [95], 'The': [97], 'circular': [98], 'polarization': [99], 'condition': [100], 'derived': [102], 'on': [103, 111], 'effective': [104], 'lengths': [105], 'impedances': [107], 'dipoles.': [109], 'Based': [110], 'investigation': [112], 'this': [114, 140], 'condition,': [115], 'has': [120, 142, 158], 'actually': [121], 'been': [122, 134, 159], 'designed': [123], 'axial': [128], 'ratio': [129], 'radiation': [131], 'pattern': [132], 'have': [133], 'obtained.': [135], 'found': [138], 'few': [143], 'structural': [144], 'restrictions.': [145], 'Among': [146], 'them,': [147], 'element': [148], 'somewhat': [151], 'arbitrary.': [152], 'Validity': [153], 'theoretical': [156], 'results': [157], 'experimentally': [160], 'confirmed.': [161]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1987781082', 'counts_by_year': [], 'updated_date': '2024-12-11T15:37:59.942360', 'created_date': '2016-06-24'}