{"id":"https://openalex.org/W3177907605","doi":"https://doi.org/10.1109/drc52342.2021.9467160","title":"Modeling and Circuit Analysis of Interconnects with TaS<sub>2</sub> Barrier/Liner","display_name":"Modeling and Circuit Analysis of Interconnects with TaS<sub>2</sub> Barrier/Liner","publication_year":2021,"publication_date":"2021-06-20","ids":{"openalex":"https://openalex.org/W3177907605","doi":"https://doi.org/10.1109/drc52342.2021.9467160","mag":"3177907605"},"language":"en","primary_location":{"id":"doi:10.1109/drc52342.2021.9467160","is_oa":false,"landing_page_url":"https://doi.org/10.1109/drc52342.2021.9467160","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 Device Research Conference (DRC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5039192831","display_name":"Xinkang Chen","orcid":"https://orcid.org/0009-0000-8797-7671"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xinkang Chen","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA","<org_name>Purdue University, West Lafayette, IN USA 47906</org_name>"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]},{"raw_affiliation_string":"<org_name>Purdue University, West Lafayette, IN USA 47906</org_name>","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004150930","display_name":"Chun\u2010Li Lo","orcid":"https://orcid.org/0000-0002-4661-1240"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chun-Li Lo","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA","<org_name>Purdue University, West Lafayette, IN USA 47906</org_name>"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]},{"raw_affiliation_string":"<org_name>Purdue University, West Lafayette, IN USA 47906</org_name>","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085777351","display_name":"Mark C. Johnson","orcid":"https://orcid.org/0000-0003-1748-1448"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mark C. Johnson","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA","<org_name>Purdue University, West Lafayette, IN USA 47906</org_name>"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]},{"raw_affiliation_string":"<org_name>Purdue University, West Lafayette, IN USA 47906</org_name>","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100430120","display_name":"Zhihong Chen","orcid":"https://orcid.org/0000-0001-5934-739X"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhihong Chen","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA","<org_name>Purdue University, West Lafayette, IN USA 47906</org_name>"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]},{"raw_affiliation_string":"<org_name>Purdue University, West Lafayette, IN USA 47906</org_name>","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044276472","display_name":"Sumeet Kumar Gupta","orcid":"https://orcid.org/0000-0001-5609-9722"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sumeet K. Gupta","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA","<org_name>Purdue University, West Lafayette, IN USA 47906</org_name>"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]},{"raw_affiliation_string":"<org_name>Purdue University, West Lafayette, IN USA 47906</org_name>","institution_ids":["https://openalex.org/I219193219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I219193219"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"2"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11661","display_name":"Copper Interconnects and Reliability","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11661","display_name":"Copper Interconnects and Reliability","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11853","display_name":"Semiconductor materials and interfaces","score":0.9955000281333923,"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"}},{"id":"https://openalex.org/T11527","display_name":"3D IC and TSV technologies","score":0.9952999949455261,"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/scattering","display_name":"Scattering","score":0.5653760433197021},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.5460541248321533},{"id":"https://openalex.org/keywords/interconnection","display_name":"Interconnection","score":0.5379451513290405},{"id":"https://openalex.org/keywords/electrical-resistivity-and-conductivity","display_name":"Electrical resistivity and conductivity","score":0.5057995319366455},{"id":"https://openalex.org/keywords/thermal-conduction","display_name":"Thermal conduction","score":0.4970987141132355},{"id":"https://openalex.org/keywords/resistive-touchscreen","display_name":"Resistive touchscreen","score":0.4934476912021637},{"id":"https://openalex.org/keywords/copper","display_name":"Copper","score":0.480690062046051},{"id":"https://openalex.org/keywords/grain-boundary","display_name":"Grain boundary","score":0.4527296721935272},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.3912975788116455},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.37062862515449524},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.34932637214660645},{"id":"https://openalex.org/keywords/condensed-matter-physics","display_name":"Condensed matter physics","score":0.326140433549881},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.25777092576026917},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.22801008820533752},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1855734884738922},{"id":"https://openalex.org/keywords/composite-material","display_name":"Composite material","score":0.17935898900032043},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1452534794807434},{"id":"https://openalex.org/keywords/metallurgy","display_name":"Metallurgy","score":0.11233583092689514},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.10573408007621765}],"concepts":[{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.5653760433197021},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5460541248321533},{"id":"https://openalex.org/C123745756","wikidata":"https://www.wikidata.org/wiki/Q1665949","display_name":"Interconnection","level":2,"score":0.5379451513290405},{"id":"https://openalex.org/C69990965","wikidata":"https://www.wikidata.org/wiki/Q65402698","display_name":"Electrical resistivity and conductivity","level":2,"score":0.5057995319366455},{"id":"https://openalex.org/C172100665","wikidata":"https://www.wikidata.org/wiki/Q7465774","display_name":"Thermal conduction","level":2,"score":0.4970987141132355},{"id":"https://openalex.org/C6899612","wikidata":"https://www.wikidata.org/wiki/Q852911","display_name":"Resistive touchscreen","level":2,"score":0.4934476912021637},{"id":"https://openalex.org/C544778455","wikidata":"https://www.wikidata.org/wiki/Q753","display_name":"Copper","level":2,"score":0.480690062046051},{"id":"https://openalex.org/C47908070","wikidata":"https://www.wikidata.org/wiki/Q900515","display_name":"Grain boundary","level":3,"score":0.4527296721935272},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3912975788116455},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.37062862515449524},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.34932637214660645},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.326140433549881},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.25777092576026917},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.22801008820533752},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1855734884738922},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.17935898900032043},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1452534794807434},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.11233583092689514},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.10573408007621765},{"id":"https://openalex.org/C87976508","wikidata":"https://www.wikidata.org/wiki/Q1498213","display_name":"Microstructure","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/drc52342.2021.9467160","is_oa":false,"landing_page_url":"https://doi.org/10.1109/drc52342.2021.9467160","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 Device Research Conference (DRC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2157150797","https://openalex.org/W2010392714","https://openalex.org/W2080311434","https://openalex.org/W3046252555","https://openalex.org/W2023317801","https://openalex.org/W2551909598","https://openalex.org/W2284049254","https://openalex.org/W2070055788","https://openalex.org/W1561366865","https://openalex.org/W2016946175"],"abstract_inverted_index":{"Interconnect":[0],"scaling":[1],"has":[2,144],"been":[3,145],"identified":[4],"as":[5,132,139],"one":[6],"of":[7,18,24,80,98,114,152,168,200,206,264,267,277],"the":[8,22,25,34,59,72,77,87,91,96,99,103,108,118,165,171,195,201,240,246,249,262,274,287],"key":[9],"challenges":[10],"associated":[11],"with":[12,122,226,248,286],"deeply":[13],"scaled":[14],"technology":[15],"nodes":[16],"because":[17],"several":[19],"reasons.":[20],"First,":[21],"miniaturization":[23],"metal":[26,126],"line":[27,241],"and":[28,53,142,204,217,243,257,259,270,273],"via":[29,109,196],"dimensions":[30],"not":[31],"only":[32,150],"reduces":[33],"cross-sectional":[35,78],"area":[36,79],"for":[37,239],"conduction":[38,101],"but":[39],"also":[40],"leads":[41],"to":[42,50,66,159,191],"an":[43],"increase":[44],"in":[45,95,170,284],"copper":[46,68],"(Cu)":[47,69],"resistivity":[48,189],"due":[49],"sidewall":[51],"scattering":[52,55],"grain-boundary":[54],"[1]":[56],".":[57,148],"Second,":[58],"highly":[60],"resistive":[61],"barrier/liner":[62,92,231],"(TaN/Ta)":[63],"layers":[64,93],"(required":[65],"prevent":[67],"diffusion":[70],"into":[71],"surrounding":[73],"dielectrics)":[74],"further":[75],"reduce":[76],"Cu":[81,169],"(":[82,176],"Fig.":[83,177],"1":[84,178],"),":[85],"aggravating":[86],"first":[88],"issue.":[89],"Third,":[90],"are":[94],"path":[97],"vertical":[100,188],"through":[102],"vias,":[104,244],"which":[105,193],"significantly":[106],"increases":[107],"resistance.":[110],"To":[111],"address":[112],"some":[113],"these":[115],"challenges,":[116],"replacing":[117],"conventional":[119,288],"TaN/Ta":[120],"barriers/liners":[121],"ultra-thin":[123],"2D":[124],"transition":[125],"dichalcogenide":[127],"(2D":[128],"TMD)":[129],"material":[130],"such":[131],"TaS":[133,153,181,207,227,278],"<sub":[134,154,182,208,228,279],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[135,155,183,209,229,280],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sub>":[136,156,184,210,230,281],"(which":[137],"serves":[138],"both":[140],"barrier":[141],"liner)":[143],"proposed":[146],"[2]":[147],"With":[149],"0.7nm":[151],"(as":[157],"opposed":[158],"2nm":[160,163],"TaN":[161],"+":[162],"Ta),":[164],"%":[166],"volume":[167],"interconnects":[172,212,225,283],"can":[173],"be":[174],"increased":[175],").":[179],"However,":[180],"suffers":[185],"from":[186],"higher":[187],"compared":[190],"Ta/TaN,":[192],"deteriorates":[194],"conductivity.":[197],"Therefore,":[198],"evaluation":[199],"overall":[202],"merits":[203],"trade-offs":[205],"-augmented":[211,282],"mandates":[213],"extensive":[214],"device":[215],"modeling":[216,237],"circuit":[218,251,275],"analysis.":[219],"In":[220],"this":[221],"work,":[222],"we":[223],"analyze":[224],"by":[232],"(a)":[233],"building":[234],"a":[235],"3D":[236],"framework":[238],"metals":[242,268],"(b)integrating":[245],"model":[247],"comprehensive":[250],"simulation":[252],"flow":[253],"based":[254],"on":[255],"synthesis":[256],"place-and-route":[258],"(c)":[260],"evaluating":[261],"resistance":[263],"different":[265],"levels":[266],"(M1-M9)":[269],"vias":[271],"(V1-V8)":[272],"implications":[276],"comparison":[285],"interconnects.":[289]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
