{"id":"https://openalex.org/W4412964947","doi":"https://doi.org/10.23919/vlsitechnologyandcir65189.2025.11074862","title":"ALD Polycrystalline Ga-Doped In 2 O 3 (Poly-IGO) Nanosheet Exceeding Intrinsic Mobility of 120 cm 2 /Vs for Process-Friendly BEOL-Compatible FET Application","display_name":"ALD Polycrystalline Ga-Doped In 2 O 3 (Poly-IGO) Nanosheet Exceeding Intrinsic Mobility of 120 cm 2 /Vs for Process-Friendly BEOL-Compatible FET Application","publication_year":2025,"publication_date":"2025-06-01","ids":{"openalex":"https://openalex.org/W4412964947","doi":"https://doi.org/10.23919/vlsitechnologyandcir65189.2025.11074862"},"language":"en","primary_location":{"id":"doi:10.23919/vlsitechnologyandcir65189.2025.11074862","doi":"https://doi.org/10.23919/vlsitechnologyandcir65189.2025.11074862","is_oa":false,"landing_page_url":"https://doi.org/10.23919/vlsitechnologyandcir65189.2025.11074862","pdf_url":null,"source":{"id":"https://openalex.org/S4363605407","display_name":"IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits)","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","is_traditional":true,"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/A5085495214","display_name":"Takanori Takahashi","orcid":"https://orcid.org/0000-0001-8511-4194","observed_orcids":["https://orcid.org/0000-0001-8511-4194","https://orcid.org/0000-0001-7925-393X"]},"institutions":[{"id":"https://openalex.org/I75917431","display_name":"Nara Institute of Science and Technology","ror":"https://ror.org/05bhada84","country_code":"JP","type":"education","lineage":["https://openalex.org/I75917431"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takanori Takahashi","raw_affiliation_strings":["Nara Institute of Science and Technology","Nara Institute of Science and Technology,Ikoma,Nara,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nara Institute of Science and Technology","institution_ids":["https://openalex.org/I75917431"]},{"raw_affiliation_string":"Nara Institute of Science and Technology,Ikoma,Nara,Japan","institution_ids":["https://openalex.org/I75917431"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001044242","display_name":"Takuya Hoshii","orcid":"https://orcid.org/0000-0002-2873-8715","observed_orcids":["https://orcid.org/0000-0002-2873-8715"]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takuya Hoshii","raw_affiliation_strings":["Institute of Science Tokyo","Institute of Science Tokyo,Yokohama,Kanagawa,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Science Tokyo","institution_ids":["https://openalex.org/I4400009020"]},{"raw_affiliation_string":"Institute of Science Tokyo,Yokohama,Kanagawa,Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004439184","display_name":"Yuki Tsuruma","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210087728","display_name":"Idemitsu Kosan (Japan)","ror":"https://ror.org/002v59719","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210087728"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuki Tsuruma","raw_affiliation_strings":["Idemitsu Kosan Co., Ltd","Idemitsu Kosan Co., Ltd.,Sodegaura, Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Idemitsu Kosan Co., Ltd","institution_ids":["https://openalex.org/I4210087728"]},{"raw_affiliation_string":"Idemitsu Kosan Co., Ltd.,Sodegaura, Chiba,Japan","institution_ids":["https://openalex.org/I4210087728"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049041903","display_name":"Misa Sunagawa","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210087728","display_name":"Idemitsu Kosan (Japan)","ror":"https://ror.org/002v59719","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210087728"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Misa Sunagawa","raw_affiliation_strings":["Idemitsu Kosan Co., Ltd","Idemitsu Kosan Co., Ltd.,Sodegaura, Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Idemitsu Kosan Co., Ltd","institution_ids":["https://openalex.org/I4210087728"]},{"raw_affiliation_string":"Idemitsu Kosan Co., Ltd.,Sodegaura, Chiba,Japan","institution_ids":["https://openalex.org/I4210087728"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071797039","display_name":"Shigekazu Tomai","orcid":"https://orcid.org/0000-0002-5401-6396","observed_orcids":["https://orcid.org/0000-0002-5401-6396"]},"institutions":[{"id":"https://openalex.org/I4210087728","display_name":"Idemitsu Kosan (Japan)","ror":"https://ror.org/002v59719","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210087728"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shigekazu Tomai","raw_affiliation_strings":["Idemitsu Kosan Co., Ltd","Idemitsu Kosan Co., Ltd.,Sodegaura, Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Idemitsu Kosan Co., Ltd","institution_ids":["https://openalex.org/I4210087728"]},{"raw_affiliation_string":"Idemitsu Kosan Co., Ltd.,Sodegaura, Chiba,Japan","institution_ids":["https://openalex.org/I4210087728"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100783485","display_name":"Jong\u2010Ho Park","orcid":"https://orcid.org/0000-0001-7371-4555","observed_orcids":["https://orcid.org/0000-0001-7371-4555","https://orcid.org/0000-0002-7012-4784"]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Jongho Park","raw_affiliation_strings":["Institute of Science Tokyo","Institute of Science Tokyo,Yokohama,Kanagawa,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Science Tokyo","institution_ids":["https://openalex.org/I4400009020"]},{"raw_affiliation_string":"Institute of Science Tokyo,Yokohama,Kanagawa,Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5119213667","display_name":"Hiroki Tamamoto","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroki Tamamoto","raw_affiliation_strings":["Institute of Science Tokyo","Institute of Science Tokyo,Yokohama,Kanagawa,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Science Tokyo","institution_ids":["https://openalex.org/I4400009020"]},{"raw_affiliation_string":"Institute of Science Tokyo,Yokohama,Kanagawa,Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007637720","display_name":"Kuniyuki Kakushima","orcid":"https://orcid.org/0000-0002-8527-1402","observed_orcids":["https://orcid.org/0000-0002-8527-1402"]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kuniyuki Kakushima","raw_affiliation_strings":["Institute of Science Tokyo","Institute of Science Tokyo,Yokohama,Kanagawa,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Science Tokyo","institution_ids":["https://openalex.org/I4400009020"]},{"raw_affiliation_string":"Institute of Science Tokyo,Yokohama,Kanagawa,Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085914124","display_name":"Yukiharu Uraoka","orcid":"https://orcid.org/0000-0002-1319-3599","observed_orcids":["https://orcid.org/0000-0002-1319-3599"]},"institutions":[{"id":"https://openalex.org/I75917431","display_name":"Nara Institute of Science and Technology","ror":"https://ror.org/05bhada84","country_code":"JP","type":"education","lineage":["https://openalex.org/I75917431"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yukiharu Uraoka","raw_affiliation_strings":["Nara Institute of Science and Technology","Nara Institute of Science and Technology,Ikoma,Nara,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nara Institute of Science and Technology","institution_ids":["https://openalex.org/I75917431"]},{"raw_affiliation_string":"Nara Institute of Science and Technology,Ikoma,Nara,Japan","institution_ids":["https://openalex.org/I75917431"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":12.0793,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.98958778,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"3"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10472","display_name":"Semiconductor materials and devices","score":0.39649999141693115,"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/T10472","display_name":"Semiconductor materials and devices","score":0.39649999141693115,"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/T10623","display_name":"Thin-Film Transistor Technologies","score":0.39329999685287476,"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":0.15279999375343323,"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/atomic-layer-deposition","display_name":"atomic layer deposition","score":0.8420000076293945},{"id":"https://openalex.org/keywords/electron-mobility","display_name":"electron mobility","score":0.8450000286102295},{"id":"https://openalex.org/keywords/thickness-scaling","display_name":"thickness scaling","score":0.7099999785423279},{"id":"https://openalex.org/keywords/contact-resistivity","display_name":"contact resistivity","score":0.7950000166893005},{"id":"https://openalex.org/keywords/field-effect-transistors","display_name":"field-effect transistors","score":0.7289999723434448},{"id":"https://openalex.org/keywords/back-end-of-line-compatibility","display_name":"back-end-of-line compatibility","score":0.7820000052452087},{"id":"https://openalex.org/keywords/3d-integration","display_name":"3D integration","score":0.7680000066757202}],"concepts":[{"id":"https://openalex.org/C51967427","wikidata":"https://www.wikidata.org/wiki/Q17148232","display_name":"Nanosheet","level":2,"score":0.8727283477783203},{"id":"https://openalex.org/C57863236","wikidata":"https://www.wikidata.org/wiki/Q1130571","display_name":"Doping","level":2,"score":0.7500741481781006},{"id":"https://openalex.org/C137637335","wikidata":"https://www.wikidata.org/wiki/Q899604","display_name":"Crystallite","level":2,"score":0.7000612020492554},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.6315295100212097},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5407280325889587},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.5373621582984924},{"id":"https://openalex.org/C106782819","wikidata":"https://www.wikidata.org/wiki/Q6501076","display_name":"Electron mobility","level":2,"score":0.4691566228866577},{"id":"https://openalex.org/C171534860","wikidata":"https://www.wikidata.org/wiki/Q655870","display_name":"Environmentally friendly","level":2,"score":0.43689537048339844},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.31882143020629883},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2874045968055725},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.14014145731925964},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.09059107303619385},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.23919/vlsitechnologyandcir65189.2025.11074862","doi":"https://doi.org/10.23919/vlsitechnologyandcir65189.2025.11074862","is_oa":false,"landing_page_url":"https://doi.org/10.23919/vlsitechnologyandcir65189.2025.11074862","pdf_url":null,"source":{"id":"https://openalex.org/S4363605407","display_name":"IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W4210700909","https://openalex.org/W4385792161"],"related_works":["https://openalex.org/W4392796943","https://openalex.org/W4396949056","https://openalex.org/W4385192357","https://openalex.org/W4414271247","https://openalex.org/W4401360011","https://openalex.org/W4401808332","https://openalex.org/W4403534671","https://openalex.org/W4412963115","https://openalex.org/W7160392913","https://openalex.org/W4406607907"],"abstract_inverted_index":{"We":[0],"have":[1],"evaluated":[2],"ALD":[3,89],"polycrystalline":[4],"Ga-doped":[5],"In2O3(poly-IGO)":[6],"nanosheets":[7,91],"and":[8,13],"investigated":[9],"their":[10],"thickness":[11,54],"scaling":[12,55],"electron":[14],"transport":[15],"properties":[16],"through":[17],"FET":[18,24],"operation.":[19],"Ga-doping":[20],"to":[21,57],"In2O3enhances":[22],"the":[23,61],"performance":[25],"as":[26,28],"well":[27],"patterning":[29],"properties.":[30],"A":[31,78],"5-nm-thick":[32],"poly-IGO":[33,51,70,90],"showed":[34],"a":[35,42],"high":[36],"mobility":[37,63,68],"of":[38,46,64,69],"120":[39],"cm2/Vs":[40],"with":[41,83],"low":[43],"contact":[44],"resistivity":[45],"9.2":[47],"\u00d7":[48],"10\u22127\u03a9cm2.":[49],"The":[50,67],"exhibited":[52],"excellent":[53],"down":[56],"~3":[58],"nm":[59],"keeping":[60],"intrinsic":[62],"100":[65],"cm2/Vs.":[66],"is":[71],"predominantly":[72],"degraded":[73],"by":[74],"tensile":[75],"lattice":[76,80],"strain.":[77],"strain-free":[79],"structure":[81],"obtained":[82],"thin":[84],"channel":[85],"(<":[86],"10":[87],"nm)":[88],"are":[92],"advantageous":[93],"for":[94],"3D-integrated":[95],"devices.":[96]},"counts_by_year":[{"year":2026,"cited_by_count":6},{"year":2025,"cited_by_count":1}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2025-10-10T00:00:00"}
