{"id":"https://openalex.org/W3157629010","doi":"https://doi.org/10.1109/irps46558.2021.9405196","title":"Characterization of Early Breakdown of SiC MOSFET Gate Oxide by Voltage Ramp Tests","display_name":"Characterization of Early Breakdown of SiC MOSFET Gate Oxide by Voltage Ramp Tests","publication_year":2021,"publication_date":"2021-03-01","ids":{"openalex":"https://openalex.org/W3157629010","doi":"https://doi.org/10.1109/irps46558.2021.9405196","mag":"3157629010"},"language":"en","primary_location":{"id":"doi:10.1109/irps46558.2021.9405196","is_oa":false,"landing_page_url":"https://doi.org/10.1109/irps46558.2021.9405196","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE International Reliability Physics Symposium (IRPS)","raw_type":"proceedings-article"},"type":"article","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/A5103235915","display_name":"Yongju Zheng","orcid":"https://orcid.org/0000-0003-3872-6563"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Yongju Zheng","raw_affiliation_strings":["SemiQ Inc., Lake Forest, CA, USA"],"affiliations":[{"raw_affiliation_string":"SemiQ Inc., Lake Forest, CA, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052650336","display_name":"Rahul Potera","orcid":"https://orcid.org/0000-0002-8122-0309"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rahul Potera","raw_affiliation_strings":["SemiQ Inc., Lake Forest, CA, USA"],"affiliations":[{"raw_affiliation_string":"SemiQ Inc., Lake Forest, CA, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080387950","display_name":"Tony Witt","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tony Witt","raw_affiliation_strings":["SemiQ Inc., Lake Forest, CA, USA"],"affiliations":[{"raw_affiliation_string":"SemiQ Inc., Lake Forest, CA, USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5103235915"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0027,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.75061656,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10361","display_name":"Silicon Carbide Semiconductor Technologies","score":1.0,"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/T10361","display_name":"Silicon Carbide Semiconductor Technologies","score":1.0,"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/T10472","display_name":"Semiconductor materials and devices","score":0.9997000098228455,"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/T10558","display_name":"Advancements in Semiconductor Devices and Circuit Design","score":0.9979000091552734,"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/time-dependent-gate-oxide-breakdown","display_name":"Time-dependent gate oxide breakdown","score":0.8594268560409546},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.687130331993103},{"id":"https://openalex.org/keywords/gate-oxide","display_name":"Gate oxide","score":0.6773037314414978},{"id":"https://openalex.org/keywords/breakdown-voltage","display_name":"Breakdown voltage","score":0.5934619903564453},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.5764893293380737},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.5757112503051758},{"id":"https://openalex.org/keywords/dielectric-strength","display_name":"Dielectric strength","score":0.5346348285675049},{"id":"https://openalex.org/keywords/mosfet","display_name":"MOSFET","score":0.5293163657188416},{"id":"https://openalex.org/keywords/wafer","display_name":"Wafer","score":0.519256591796875},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5169665217399597},{"id":"https://openalex.org/keywords/gate-dielectric","display_name":"Gate dielectric","score":0.4789755344390869},{"id":"https://openalex.org/keywords/threshold-voltage","display_name":"Threshold voltage","score":0.4577128291130066},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.45067739486694336},{"id":"https://openalex.org/keywords/dielectric","display_name":"Dielectric","score":0.41018280386924744},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1955186426639557},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1255950927734375},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.1228959858417511},{"id":"https://openalex.org/keywords/transistor","display_name":"Transistor","score":0.1020660400390625}],"concepts":[{"id":"https://openalex.org/C152909973","wikidata":"https://www.wikidata.org/wiki/Q7804816","display_name":"Time-dependent gate oxide breakdown","level":5,"score":0.8594268560409546},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.687130331993103},{"id":"https://openalex.org/C2361726","wikidata":"https://www.wikidata.org/wiki/Q5527031","display_name":"Gate oxide","level":4,"score":0.6773037314414978},{"id":"https://openalex.org/C119321828","wikidata":"https://www.wikidata.org/wiki/Q1267190","display_name":"Breakdown voltage","level":3,"score":0.5934619903564453},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.5764893293380737},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.5757112503051758},{"id":"https://openalex.org/C70401718","wikidata":"https://www.wikidata.org/wiki/Q343241","display_name":"Dielectric strength","level":3,"score":0.5346348285675049},{"id":"https://openalex.org/C2778413303","wikidata":"https://www.wikidata.org/wiki/Q210793","display_name":"MOSFET","level":4,"score":0.5293163657188416},{"id":"https://openalex.org/C160671074","wikidata":"https://www.wikidata.org/wiki/Q267131","display_name":"Wafer","level":2,"score":0.519256591796875},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5169665217399597},{"id":"https://openalex.org/C166972891","wikidata":"https://www.wikidata.org/wiki/Q5527011","display_name":"Gate dielectric","level":4,"score":0.4789755344390869},{"id":"https://openalex.org/C195370968","wikidata":"https://www.wikidata.org/wiki/Q1754002","display_name":"Threshold voltage","level":4,"score":0.4577128291130066},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.45067739486694336},{"id":"https://openalex.org/C133386390","wikidata":"https://www.wikidata.org/wiki/Q184996","display_name":"Dielectric","level":2,"score":0.41018280386924744},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1955186426639557},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1255950927734375},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.1228959858417511},{"id":"https://openalex.org/C172385210","wikidata":"https://www.wikidata.org/wiki/Q5339","display_name":"Transistor","level":3,"score":0.1020660400390625},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/irps46558.2021.9405196","is_oa":false,"landing_page_url":"https://doi.org/10.1109/irps46558.2021.9405196","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE International Reliability Physics Symposium (IRPS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.44999998807907104}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1992052423","https://openalex.org/W2068316437","https://openalex.org/W2075697254","https://openalex.org/W2076838760","https://openalex.org/W2091234723","https://openalex.org/W2093556935","https://openalex.org/W2157050789","https://openalex.org/W2164289883","https://openalex.org/W2244506637","https://openalex.org/W2399853400","https://openalex.org/W2460684050","https://openalex.org/W2517882799","https://openalex.org/W2956929469","https://openalex.org/W3038901371","https://openalex.org/W3040603639","https://openalex.org/W3053088509"],"related_works":["https://openalex.org/W2539595190","https://openalex.org/W2099624314","https://openalex.org/W2779258936","https://openalex.org/W4220813443","https://openalex.org/W803248027","https://openalex.org/W2392567938","https://openalex.org/W3107547302","https://openalex.org/W3160961382","https://openalex.org/W2546473172","https://openalex.org/W2065583541"],"abstract_inverted_index":{"In":[0,51],"this":[1],"work,":[2],"we":[3],"studied":[4],"the":[5,53,61,76,82,109,114],"behavior":[6],"of":[7,12,20,63,75,118],"gate":[8,73,99,129],"oxide":[9],"(GOx)":[10],"breakdown":[11],"1200V":[13],"4H-SiC":[14],"DMOSFETs":[15],"by":[16],"a":[17,30,133],"screening":[18,110],"process":[19],"voltage":[21,120],"ramp":[22],"(vramp).":[23],"By":[24],"employing":[25],"vramp":[26],"between":[27],"40-50V":[28],"on":[29,67,81,92,108],"50nm":[31],"GOx,":[32],"early":[33,57],"failures":[34,43,58],"below":[35],"50V,":[36],"which":[37,78,113,136],"could":[38],"be":[39],"infant":[40],"or":[41],"extrinsic":[42],"in":[44],"time-dependent-dielectric-breakdown":[45],"(TDDB)":[46],"testing,":[47],"were":[48],"screened":[49,96],"out.":[50],"addition,":[52],"results":[54],"indicate":[55],"that":[56],"correlate":[59],"to":[60,72,127,132],"density":[62],"large":[64],"pit":[65],"defects":[66],"epi-wafer":[68],"as":[69,71],"well":[70],"area":[74],"devices,":[77],"have":[79],"implications":[80],"epi":[83],"quality":[84],"required":[85],"for":[86,89,97],"MOSFETs":[87,95],"and":[88],"achievable":[90],"yield":[91],"large-area":[93],"SiC":[94],"long-term":[98],"reliability.":[100],"We":[101],"also":[102],"identified":[103],"an":[104],"electric":[105],"field":[106],"limit":[107],"voltage,":[111],"above":[112],"traditional":[115],"upward":[116],"drift":[117],"threshold":[119],"(V":[121],"<sub":[122],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[123],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">Th</sub>":[124],")":[125],"due":[126],"positive":[128],"bias":[130],"transitions":[131],"downward":[134],"drift,":[135],"can":[137],"seriously":[138],"degrade":[139],"device":[140],"performance.":[141]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
