{"id":"https://openalex.org/W4308725929","doi":"https://doi.org/10.1587/elex.19.20220414","title":"Terahertz-wave sub-harmonic mixer based on silicon carbide platform","display_name":"Terahertz-wave sub-harmonic mixer based on silicon carbide platform","publication_year":2022,"publication_date":"2022-10-16","ids":{"openalex":"https://openalex.org/W4308725929","doi":"https://doi.org/10.1587/elex.19.20220414"},"language":"en","primary_location":{"id":"doi:10.1587/elex.19.20220414","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.19.20220414","pdf_url":"https://www.jstage.jst.go.jp/article/elex/19/21/19_19.20220414/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Electronics Express","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.jstage.jst.go.jp/article/elex/19/21/19_19.20220414/_pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5010249669","display_name":"Hiroshi It\u00f4","orcid":"https://orcid.org/0000-0002-2072-3113"},"institutions":[{"id":"https://openalex.org/I64189623","display_name":"Kitasato University","ror":"https://ror.org/00f2txz25","country_code":"JP","type":"education","lineage":["https://openalex.org/I64189623"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Hiroshi Ito","raw_affiliation_strings":["Center for Natural Sciences, Kitasato University","Graduate School of Medical Sciences, Kitasato University"],"affiliations":[{"raw_affiliation_string":"Center for Natural Sciences, Kitasato University","institution_ids":["https://openalex.org/I64189623"]},{"raw_affiliation_string":"Graduate School of Medical Sciences, Kitasato University","institution_ids":["https://openalex.org/I64189623"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046377633","display_name":"Norihiko Shibata","orcid":"https://orcid.org/0000-0003-1444-2830"},"institutions":[{"id":"https://openalex.org/I2800278093","display_name":"Sony Corporation (United States)","ror":"https://ror.org/05k91zb11","country_code":"US","type":"company","lineage":["https://openalex.org/I2800278093"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Norihiko Shibata","raw_affiliation_strings":["SONY Corporation"],"affiliations":[{"raw_affiliation_string":"SONY Corporation","institution_ids":["https://openalex.org/I2800278093"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050793246","display_name":"Tadao Nagatsuma","orcid":"https://orcid.org/0000-0002-7256-1021"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"Osaka University","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tadao Nagatsuma","raw_affiliation_strings":["Graduate School of Engineering Science, Osaka University"],"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering Science, Osaka University","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054821096","display_name":"Tadao Ishibashi","orcid":"https://orcid.org/0000-0002-9327-7599"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tadao Ishibashi","raw_affiliation_strings":["Wavepackets LLC"],"affiliations":[{"raw_affiliation_string":"Wavepackets LLC","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5010249669"],"corresponding_institution_ids":["https://openalex.org/I64189623"],"apc_list":null,"apc_paid":null,"fwci":0.7319,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.69171708,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"19","issue":"21","first_page":"20220414","last_page":"20220414"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9990000128746033,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9990000128746033,"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/T11803","display_name":"Superconducting and THz Device Technology","score":0.9973999857902527,"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/T10299","display_name":"Photonic and Optical Devices","score":0.9919000267982483,"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/transimpedance-amplifier","display_name":"Transimpedance amplifier","score":0.7034127712249756},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.6423139572143555},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.6227542161941528},{"id":"https://openalex.org/keywords/harmonic-mixer","display_name":"Harmonic mixer","score":0.6143483519554138},{"id":"https://openalex.org/keywords/terahertz-radiation","display_name":"Terahertz radiation","score":0.5908066034317017},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.587953507900238},{"id":"https://openalex.org/keywords/harmonic","display_name":"Harmonic","score":0.5455829501152039},{"id":"https://openalex.org/keywords/broadband","display_name":"Broadband","score":0.5391943454742432},{"id":"https://openalex.org/keywords/silicon-carbide","display_name":"Silicon carbide","score":0.5311583280563354},{"id":"https://openalex.org/keywords/local-oscillator","display_name":"Local oscillator","score":0.5109738111495972},{"id":"https://openalex.org/keywords/diode","display_name":"Diode","score":0.4817464351654053},{"id":"https://openalex.org/keywords/waveguide","display_name":"Waveguide","score":0.44870179891586304},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.3788577914237976},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.21207964420318604},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.19269511103630066},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.19122853875160217},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.18310397863388062},{"id":"https://openalex.org/keywords/operational-amplifier","display_name":"Operational amplifier","score":0.1621665060520172},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.14900675415992737},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.0841071605682373}],"concepts":[{"id":"https://openalex.org/C92631468","wikidata":"https://www.wikidata.org/wiki/Q215437","display_name":"Transimpedance amplifier","level":5,"score":0.7034127712249756},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.6423139572143555},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.6227542161941528},{"id":"https://openalex.org/C97145050","wikidata":"https://www.wikidata.org/wiki/Q5659262","display_name":"Harmonic mixer","level":4,"score":0.6143483519554138},{"id":"https://openalex.org/C107816215","wikidata":"https://www.wikidata.org/wiki/Q647887","display_name":"Terahertz radiation","level":2,"score":0.5908066034317017},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.587953507900238},{"id":"https://openalex.org/C127934551","wikidata":"https://www.wikidata.org/wiki/Q1148098","display_name":"Harmonic","level":2,"score":0.5455829501152039},{"id":"https://openalex.org/C509933004","wikidata":"https://www.wikidata.org/wiki/Q194163","display_name":"Broadband","level":2,"score":0.5391943454742432},{"id":"https://openalex.org/C2780722187","wikidata":"https://www.wikidata.org/wiki/Q412356","display_name":"Silicon carbide","level":2,"score":0.5311583280563354},{"id":"https://openalex.org/C203597036","wikidata":"https://www.wikidata.org/wiki/Q1238887","display_name":"Local oscillator","level":3,"score":0.5109738111495972},{"id":"https://openalex.org/C78434282","wikidata":"https://www.wikidata.org/wiki/Q11656","display_name":"Diode","level":2,"score":0.4817464351654053},{"id":"https://openalex.org/C200687136","wikidata":"https://www.wikidata.org/wiki/Q11233438","display_name":"Waveguide","level":2,"score":0.44870179891586304},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.3788577914237976},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.21207964420318604},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.19269511103630066},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.19122853875160217},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.18310397863388062},{"id":"https://openalex.org/C145366948","wikidata":"https://www.wikidata.org/wiki/Q178947","display_name":"Operational amplifier","level":4,"score":0.1621665060520172},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.14900675415992737},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.0841071605682373},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/elex.19.20220414","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.19.20220414","pdf_url":"https://www.jstage.jst.go.jp/article/elex/19/21/19_19.20220414/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Electronics Express","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1587/elex.19.20220414","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.19.20220414","pdf_url":"https://www.jstage.jst.go.jp/article/elex/19/21/19_19.20220414/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Electronics Express","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.699999988079071,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4308725929.pdf","grobid_xml":"https://content.openalex.org/works/W4308725929.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W951583260","https://openalex.org/W1971975297","https://openalex.org/W1976915485","https://openalex.org/W2007322489","https://openalex.org/W2009536622","https://openalex.org/W2056674558","https://openalex.org/W2063124155","https://openalex.org/W2068211323","https://openalex.org/W2111205169","https://openalex.org/W2119772659","https://openalex.org/W2132411743","https://openalex.org/W2158783276","https://openalex.org/W2161151120","https://openalex.org/W2162329841","https://openalex.org/W2164266890","https://openalex.org/W2169612939","https://openalex.org/W2246240876","https://openalex.org/W2292572266","https://openalex.org/W2323585833","https://openalex.org/W2326467707","https://openalex.org/W2557668761","https://openalex.org/W2799516369","https://openalex.org/W2802231898","https://openalex.org/W2883634551","https://openalex.org/W2915293283","https://openalex.org/W3094235005","https://openalex.org/W3095638247","https://openalex.org/W3196424965","https://openalex.org/W4206558795"],"related_works":["https://openalex.org/W2078025261","https://openalex.org/W4385187418","https://openalex.org/W830151858","https://openalex.org/W1972922350","https://openalex.org/W1578300024","https://openalex.org/W3125881294","https://openalex.org/W3158501840","https://openalex.org/W2089705483","https://openalex.org/W2094441039","https://openalex.org/W1970690786"],"abstract_inverted_index":{"A":[0],"sub-harmonic":[1,39],"mixer":[2,40],"for":[3,13,64],"the":[4,14],"220-325GHz":[5],"band":[6],"was":[7,24,42,59],"developed":[8],"using":[9],"a":[10,45,49,65],"SiC":[11,36],"platform":[12],"first":[15],"time.":[16],"An":[17],"anti-parallel":[18],"Fermi-level":[19],"managed":[20],"barrier":[21],"diode":[22],"pair":[23],"monolithically":[25],"integrated":[26],"with":[27,48,77],"waveguide":[28],"couplers":[29],"and":[30,70],"filters":[31],"on":[32],"an":[33,78],"epi-layer":[34],"transferred":[35],"substrate.":[37],"The":[38,53],"chip":[41],"assembled":[43],"in":[44],"waveguide-input":[46],"package":[47],"broadband":[50],"transimpedance":[51],"amplifier.":[52],"lowest":[54],"obtained":[55],"noise":[56],"equivalent":[57],"power":[58,80],"as":[60,62],"low":[61],"5\u00d710-19W/Hz":[63],"signal":[66],"frequency":[67,74],"of":[68,75,81],"300GHz":[69],"local":[71],"oscillator":[72],"(LO)":[73],"145GHz":[76],"LO":[79],"only":[82],"100\u00b5W.":[83]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}