{"id":"https://openalex.org/W4285198086","doi":"https://doi.org/10.1587/transele.2022ecp5007","title":"Design, Fabrication, and Evaluation of Waveguide Structure Using Si/CaF&lt;sub&gt;2&lt;/sub&gt; Heterostructure for Near- and Mid- Infrared Silicon Photonics","display_name":"Design, Fabrication, and Evaluation of Waveguide Structure Using Si/CaF&lt;sub&gt;2&lt;/sub&gt; Heterostructure for Near- and Mid- Infrared Silicon Photonics","publication_year":2022,"publication_date":"2022-07-07","ids":{"openalex":"https://openalex.org/W4285198086","doi":"https://doi.org/10.1587/transele.2022ecp5007"},"language":"en","primary_location":{"id":"doi:10.1587/transele.2022ecp5007","is_oa":false,"landing_page_url":"https://doi.org/10.1587/transele.2022ecp5007","pdf_url":null,"source":{"id":"https://openalex.org/S2489501747","display_name":"IEICE Transactions on Electronics","issn_l":"0916-8524","issn":["0916-8524","1745-1353"],"is_oa":false,"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 Transactions on Electronics","raw_type":"journal-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/A5020024651","display_name":"Long Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Long LIU","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, School of Engineering, Tokyo Institute of Technology"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, School of Engineering, Tokyo Institute of Technology","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082323258","display_name":"Gensai Tei","orcid":null},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Gensai TEI","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, School of Engineering, Tokyo Institute of Technology"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, School of Engineering, Tokyo Institute of Technology","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053340617","display_name":"M. Watanabe","orcid":"https://orcid.org/0000-0002-2922-9576"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masahiro WATANABE","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, School of Engineering, Tokyo Institute of Technology"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, School of Engineering, Tokyo Institute of Technology","institution_ids":["https://openalex.org/I114531698"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5020024651"],"corresponding_institution_ids":["https://openalex.org/I114531698"],"apc_list":null,"apc_paid":null,"fwci":0.1847,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.47281009,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"E106.C","issue":"1","first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10299","display_name":"Photonic and Optical Devices","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/T10299","display_name":"Photonic and Optical Devices","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/T10666","display_name":"Photonic Crystals and Applications","score":0.9994999766349792,"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/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.9973999857902527,"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/materials-science","display_name":"Materials science","score":0.7677570581436157},{"id":"https://openalex.org/keywords/waveguide","display_name":"Waveguide","score":0.7526460886001587},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.6409227848052979},{"id":"https://openalex.org/keywords/heterojunction","display_name":"Heterojunction","score":0.618534505367279},{"id":"https://openalex.org/keywords/fabrication","display_name":"Fabrication","score":0.5583921074867249},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.49418333172798157},{"id":"https://openalex.org/keywords/silicon-on-insulator","display_name":"Silicon on insulator","score":0.47697290778160095},{"id":"https://openalex.org/keywords/etching","display_name":"Etching (microfabrication)","score":0.4620581865310669},{"id":"https://openalex.org/keywords/silicon-photonics","display_name":"Silicon photonics","score":0.445472776889801},{"id":"https://openalex.org/keywords/silicon","display_name":"Silicon","score":0.41472360491752625},{"id":"https://openalex.org/keywords/photonic-crystal","display_name":"Photonic crystal","score":0.4131222069263458},{"id":"https://openalex.org/keywords/nanotechnology","display_name":"Nanotechnology","score":0.11256274580955505},{"id":"https://openalex.org/keywords/layer","display_name":"Layer (electronics)","score":0.08241143822669983}],"concepts":[{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.7677570581436157},{"id":"https://openalex.org/C200687136","wikidata":"https://www.wikidata.org/wiki/Q11233438","display_name":"Waveguide","level":2,"score":0.7526460886001587},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.6409227848052979},{"id":"https://openalex.org/C79794668","wikidata":"https://www.wikidata.org/wiki/Q1616270","display_name":"Heterojunction","level":2,"score":0.618534505367279},{"id":"https://openalex.org/C136525101","wikidata":"https://www.wikidata.org/wiki/Q5428139","display_name":"Fabrication","level":3,"score":0.5583921074867249},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.49418333172798157},{"id":"https://openalex.org/C53143962","wikidata":"https://www.wikidata.org/wiki/Q1478788","display_name":"Silicon on insulator","level":3,"score":0.47697290778160095},{"id":"https://openalex.org/C100460472","wikidata":"https://www.wikidata.org/wiki/Q2368605","display_name":"Etching (microfabrication)","level":3,"score":0.4620581865310669},{"id":"https://openalex.org/C119423029","wikidata":"https://www.wikidata.org/wiki/Q3749103","display_name":"Silicon photonics","level":3,"score":0.445472776889801},{"id":"https://openalex.org/C544956773","wikidata":"https://www.wikidata.org/wiki/Q670","display_name":"Silicon","level":2,"score":0.41472360491752625},{"id":"https://openalex.org/C75302062","wikidata":"https://www.wikidata.org/wiki/Q900150","display_name":"Photonic crystal","level":2,"score":0.4131222069263458},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.11256274580955505},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.08241143822669983},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/transele.2022ecp5007","is_oa":false,"landing_page_url":"https://doi.org/10.1587/transele.2022ecp5007","pdf_url":null,"source":{"id":"https://openalex.org/S2489501747","display_name":"IEICE Transactions on Electronics","issn_l":"0916-8524","issn":["0916-8524","1745-1353"],"is_oa":false,"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 Transactions on Electronics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.41999998688697815,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1841320388","https://openalex.org/W1963636687","https://openalex.org/W1969024011","https://openalex.org/W1974162610","https://openalex.org/W1982360450","https://openalex.org/W1985018923","https://openalex.org/W1987885416","https://openalex.org/W2002034904","https://openalex.org/W2002676026","https://openalex.org/W2003516692","https://openalex.org/W2004165135","https://openalex.org/W2005322801","https://openalex.org/W2006751949","https://openalex.org/W2009556353","https://openalex.org/W2014375125","https://openalex.org/W2014802448","https://openalex.org/W2015160297","https://openalex.org/W2024415646","https://openalex.org/W2027830992","https://openalex.org/W2050836426","https://openalex.org/W2099610951","https://openalex.org/W2116733252","https://openalex.org/W2117228563","https://openalex.org/W2134635095","https://openalex.org/W2157321441","https://openalex.org/W2166955621","https://openalex.org/W2470248201","https://openalex.org/W3013342777","https://openalex.org/W3130500627"],"related_works":["https://openalex.org/W2104300577","https://openalex.org/W2771786520","https://openalex.org/W2810180604","https://openalex.org/W2944964251","https://openalex.org/W2012754971","https://openalex.org/W44660823","https://openalex.org/W1551190360","https://openalex.org/W2165627069","https://openalex.org/W3107079038","https://openalex.org/W626562494"],"abstract_inverted_index":{"We":[0],"have":[1,35,80],"proposed":[2],"integrated":[3,63],"waveguide":[4,78,97,117],"structure":[5,39,79,89],"suitable":[6],"for":[7,55,83,119],"mid-":[8],"and":[9,16,30,60,144],"near-":[10],"infrared":[11],"light":[12,68],"propagation":[13,66],"using":[14,87],"Si":[15,20],"CaF2":[17],"heterostructures":[18],"on":[19,27,45],"substrate.":[21],"Using":[22],"a":[23,37,41,46,52,70,76,88,91,111],"fabrication":[24,114],"process":[25],"based":[26],"etching,":[28],"lithography":[29],"crystal":[31],"growth":[32],"techniques,":[33],"we":[34],"formed":[36],"slab-waveguide":[38],"with":[40,90,95],"current":[42],"injection":[43],"mechanism":[44],"SOI":[47],"substrate,":[48],"which":[49,102,148],"would":[50,155],"be":[51,128,156],"key":[53],"component":[54],"Si/CaF2":[56,77,92],"quantum":[57],"cascade":[58],"lasers":[59],"other":[61],"optical":[62],"systems.":[64],"The":[65,116,131],"of":[67,72,99,113,133,152],"at":[69],"wavelength":[71],"1.55":[73],"\u00b5m":[74],"through":[75],"been":[81,125],"demonstrated":[82],"the":[84,107,134,140,153],"first":[85],"time":[86],"multilayered":[93],"core":[94],"610-nm-thick,":[96],"width":[98],"970":[100],"nm,":[101],"satisfies":[103],"single-mode":[104],"condition":[105],"in":[106],"horizontal":[108],"direction":[109],"within":[110],"tolerance":[112],"accuracy.":[115],"loss":[118,135,154],"transverse":[120],"magnetic":[121],"(TM)":[122],"mode":[123],"has":[124],"evaluated":[126],"to":[127],"51.4":[129],"cm-1.":[130],"cause":[132],"was":[136],"discussed":[137],"by":[138],"estimating":[139],"edge":[141],"roughness":[142],"scattering":[143],"free":[145],"carrier":[146],"absorption,":[147],"suggests":[149],"further":[150],"reduction":[151],"possible.":[157]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2026-04-03T22:45:19.894376","created_date":"2025-10-10T00:00:00"}
