{"id":"https://openalex.org/W3210135877","doi":"https://doi.org/10.1109/esscirc53450.2021.9567794","title":"An a-IGZO TFT based Op-Amp with 57 dB DC-Gain, 311 KHz Unity-gain Freq., 75 deg. Phase Margin and 2.43 mW Power on Flexible Substrate","display_name":"An a-IGZO TFT based Op-Amp with 57 dB DC-Gain, 311 KHz Unity-gain Freq., 75 deg. Phase Margin and 2.43 mW Power on Flexible Substrate","publication_year":2021,"publication_date":"2021-09-13","ids":{"openalex":"https://openalex.org/W3210135877","doi":"https://doi.org/10.1109/esscirc53450.2021.9567794","mag":"3210135877"},"language":"en","primary_location":{"id":"doi:10.1109/esscirc53450.2021.9567794","is_oa":false,"landing_page_url":"https://doi.org/10.1109/esscirc53450.2021.9567794","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ESSCIRC 2021 - IEEE 47th European Solid State Circuits Conference (ESSCIRC)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.1109/ESSCIRC53450.2021.9567794","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5014773761","display_name":"Mohit Dandekar","orcid":"https://orcid.org/0000-0002-8713-0945"},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Mohit Dandekar","raw_affiliation_strings":["KU Leuven ESAT-MICAS, Heverlee, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KU Leuven ESAT-MICAS, Heverlee, Belgium","institution_ids":["https://openalex.org/I99464096"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044710002","display_name":"Kris Myny","orcid":"https://orcid.org/0000-0002-5230-495X"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]},{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Kris Myny","raw_affiliation_strings":["IMEC, Leuven, Belgium","KU Leuven, ESAT-MNS, Diepenbeek, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IMEC, Leuven, Belgium","institution_ids":["https://openalex.org/I4210114974"]},{"raw_affiliation_string":"KU Leuven, ESAT-MNS, Diepenbeek, Belgium","institution_ids":["https://openalex.org/I99464096"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076274517","display_name":"Wim Dehaene","orcid":"https://orcid.org/0000-0002-6792-7965"},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Wim Dehaene","raw_affiliation_strings":["KU Leuven ESAT-MICAS, Heverlee, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KU Leuven ESAT-MICAS, Heverlee, Belgium","institution_ids":["https://openalex.org/I99464096"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":5.698,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.97583658,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"407","last_page":"410"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10623","display_name":"Thin-Film Transistor Technologies","score":0.9998999834060669,"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/T10623","display_name":"Thin-Film Transistor Technologies","score":0.9998999834060669,"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/T12510","display_name":"Magneto-Optical Properties and Applications","score":0.9850999712944031,"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/T10299","display_name":"Photonic and Optical Devices","score":0.9754999876022339,"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/phase-margin","display_name":"Phase margin","score":0.886857807636261},{"id":"https://openalex.org/keywords/operational-amplifier","display_name":"Operational amplifier","score":0.6923989057540894},{"id":"https://openalex.org/keywords/frequency-compensation","display_name":"Frequency compensation","score":0.6897094249725342},{"id":"https://openalex.org/keywords/open-loop-gain","display_name":"Open-loop gain","score":0.5735788345336914},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.5629600882530212},{"id":"https://openalex.org/keywords/transistor","display_name":"Transistor","score":0.5343399047851562},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.519251823425293},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.4695943593978882},{"id":"https://openalex.org/keywords/buffer-amplifier","display_name":"Buffer amplifier","score":0.45141270756721497},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.44465944170951843},{"id":"https://openalex.org/keywords/substrate","display_name":"Substrate (aquarium)","score":0.4286220073699951},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3735700249671936},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.27383509278297424},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2595885694026947},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.11048907041549683}],"concepts":[{"id":"https://openalex.org/C81455027","wikidata":"https://www.wikidata.org/wiki/Q7180955","display_name":"Phase margin","level":5,"score":0.886857807636261},{"id":"https://openalex.org/C145366948","wikidata":"https://www.wikidata.org/wiki/Q178947","display_name":"Operational amplifier","level":4,"score":0.6923989057540894},{"id":"https://openalex.org/C131782439","wikidata":"https://www.wikidata.org/wiki/Q1455581","display_name":"Frequency compensation","level":4,"score":0.6897094249725342},{"id":"https://openalex.org/C143931264","wikidata":"https://www.wikidata.org/wiki/Q5932986","display_name":"Open-loop gain","level":5,"score":0.5735788345336914},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.5629600882530212},{"id":"https://openalex.org/C172385210","wikidata":"https://www.wikidata.org/wiki/Q5339","display_name":"Transistor","level":3,"score":0.5343399047851562},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.519251823425293},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4695943593978882},{"id":"https://openalex.org/C127749002","wikidata":"https://www.wikidata.org/wiki/Q978470","display_name":"Buffer amplifier","level":4,"score":0.45141270756721497},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.44465944170951843},{"id":"https://openalex.org/C2777289219","wikidata":"https://www.wikidata.org/wiki/Q7632154","display_name":"Substrate (aquarium)","level":2,"score":0.4286220073699951},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3735700249671936},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.27383509278297424},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2595885694026947},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.11048907041549683},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/esscirc53450.2021.9567794","is_oa":false,"landing_page_url":"https://doi.org/10.1109/esscirc53450.2021.9567794","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ESSCIRC 2021 - IEEE 47th European Solid State Circuits Conference (ESSCIRC)","raw_type":"proceedings-article"},{"id":"pmh:oai:documentserver.uhasselt.be:1942/37209","is_oa":false,"landing_page_url":"http://hdl.handle.net/1942/37209","pdf_url":null,"source":{"id":"https://openalex.org/S4306401926","display_name":"Document Server@UHasselt (UHasselt)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I878454856","host_organization_name":"Hasselt University","host_organization_lineage":["https://openalex.org/I878454856"],"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":"info:eu-repo/semantics/conferenceObject"},{"id":"pmh:oai:zenodo.org:6346672","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ESSCIRC53450.2021.9567794","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferencePaper"}],"best_oa_location":{"id":"pmh:oai:zenodo.org:6346672","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ESSCIRC53450.2021.9567794","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferencePaper"},"sustainable_development_goals":[{"score":0.8299999833106995,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G5455837067","display_name":"Enabling flexible integrated circuits and applications","funder_award_id":"716426","funder_id":"https://openalex.org/F4320338335","funder_display_name":"H2020 European Research Council"}],"funders":[{"id":"https://openalex.org/F4320338335","display_name":"H2020 European Research Council","ror":"https://ror.org/0472cxd90"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1620678792","https://openalex.org/W1988956774","https://openalex.org/W2013377164","https://openalex.org/W2032447408","https://openalex.org/W2039440716","https://openalex.org/W2117035579","https://openalex.org/W2131716975","https://openalex.org/W2546872860","https://openalex.org/W2952611642","https://openalex.org/W3095864278"],"related_works":["https://openalex.org/W2184488849","https://openalex.org/W2969974063","https://openalex.org/W2394349332","https://openalex.org/W4379143675","https://openalex.org/W4379137522","https://openalex.org/W3166523572","https://openalex.org/W4246948342","https://openalex.org/W3210135877","https://openalex.org/W2033616634","https://openalex.org/W2391261001"],"abstract_inverted_index":{"This":[0,110],"paper":[1],"presents":[2],"an":[3,98],"internally":[4],"compensated":[5],"two":[6],"stage":[7,37,108],"operational":[8],"amplifier":[9],"fabricated":[10],"using":[11,97],"unipolar":[12],"a-IGZO":[13,125],"TFT":[14],"devices":[15],"integrated":[16],"on":[17],"flexible":[18],"polyimide":[19],"substrate.":[20],"A":[21,82],"new":[22],"active":[23],"load":[24,38],"configuration":[25],"is":[26],"introduced":[27],"to":[28,49,90,112],"realize":[29],"high":[30],"incremental":[31],"impedance":[32],"and":[33,47,56],"serve":[34],"as":[35],"the":[36,40,65,69,73,92,116],"of":[39,53,61,72,79,120],"amplifier.":[41],"The":[42],"opamp":[43,74],"has":[44,87],"been":[45,88],"manufactured":[46],"measured":[48],"have":[50],"57":[51],"dB":[52],"open-loop":[54],"DC-gain":[55],"a":[57,76,104],"unity":[58],"gain":[59,95],"frequency":[60],"311":[62],"kHz.":[63],"Further,":[64],"internal":[66],"compensation":[67],"sets":[68],"dominant":[70],"pole":[71],"achieving":[75],"phase":[77],"margin":[78],"75":[80],"degrees.":[81],"common":[83],"mode":[84],"feedback":[85],"scheme":[86],"implemented":[89],"bias":[91],"fully":[93],"differential":[94],"stages":[96],"auxiliary":[99],"two-stage":[100],"OpAmp":[101],"realized":[102],"with":[103],"conventional":[105],"diode-connected":[106],"transistor":[107],"load.":[109],"design,":[111],"our":[113],"knowledge,":[114],"surpasses":[115],"highest":[117],"reported":[118],"performance":[119],"(operational)":[121],"amplifiers":[122],"made":[123],"in":[124],"technology.":[126]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":4}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}