{"id":"https://openalex.org/W2000360138","doi":"https://doi.org/10.1049/ip-opt:19981678","title":"Undercut ridge structures: A novel approach to 1.3/1.55 \u00b5m vertical-cavity lasers designed for continuous-wave operation","display_name":"Undercut ridge structures: A novel approach to 1.3/1.55 \u00b5m vertical-cavity lasers designed for continuous-wave operation","publication_year":1998,"publication_date":"1998-04-01","ids":{"openalex":"https://openalex.org/W2000360138","doi":"https://doi.org/10.1049/ip-opt:19981678","mag":"2000360138"},"language":"en","primary_location":{"id":"doi:10.1049/ip-opt:19981678","doi":"https://doi.org/10.1049/ip-opt:19981678","is_oa":false,"landing_page_url":"https://doi.org/10.1049/ip-opt:19981678","pdf_url":null,"source":{"id":"https://openalex.org/S4210207152","display_name":"IEE Proceedings - Optoelectronics","issn_l":"1350-2433","issn":["1350-2433","1359-7078"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEE Proceedings - Optoelectronics","raw_type":"journal-article"},"volume":null,"type":"article","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/A5111863385","display_name":"P. Salet","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"P. Salet","raw_affiliation_strings":["Alcatel-Alsthom Recherche, Marcoussis, France","Alcatel Alsthom Recherche, Marcoussis, France#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Alcatel-Alsthom Recherche, Marcoussis, France","institution_ids":[]},{"raw_affiliation_string":"Alcatel Alsthom Recherche, Marcoussis, France#TAB#","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089431511","display_name":"Joel Jacquet","orcid":"https://orcid.org/0000-0003-4629-7578","observed_orcids":["https://orcid.org/0000-0003-4629-7578"]},"institutions":[{"id":"https://openalex.org/I1322087612","display_name":"Alcatel Lucent (Germany)","ror":"https://ror.org/00c5mwp75","country_code":"DE","type":"company","lineage":["https://openalex.org/I1322087612","https://openalex.org/I2738502077","https://openalex.org/I4210159457"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"J. Jacquet","raw_affiliation_strings":["Alcatel-Alsthom Recherche, Marcoussis, France","Alcatel Lucent (Germany), Stuttgart, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Alcatel-Alsthom Recherche, Marcoussis, France","institution_ids":[]},{"raw_affiliation_string":"Alcatel Lucent (Germany), Stuttgart, Germany","institution_ids":["https://openalex.org/I1322087612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110053974","display_name":"Ch. Starck","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1322087612","display_name":"Alcatel Lucent (Germany)","ror":"https://ror.org/00c5mwp75","country_code":"DE","type":"company","lineage":["https://openalex.org/I1322087612","https://openalex.org/I2738502077","https://openalex.org/I4210159457"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"C. Starck","raw_affiliation_strings":["Alcatel-Alsthom Recherche, Marcoussis, France","Alcatel Lucent (Germany), Stuttgart, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Alcatel-Alsthom Recherche, Marcoussis, France","institution_ids":[]},{"raw_affiliation_string":"Alcatel Lucent (Germany), Stuttgart, Germany","institution_ids":["https://openalex.org/I1322087612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109719246","display_name":"C. Fortin","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1322087612","display_name":"Alcatel Lucent (Germany)","ror":"https://ror.org/00c5mwp75","country_code":"DE","type":"company","lineage":["https://openalex.org/I1322087612","https://openalex.org/I2738502077","https://openalex.org/I4210159457"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"C. Fortin","raw_affiliation_strings":["Alcatel-Alsthom Recherche, Marcoussis, France","Alcatel Lucent (Germany), Stuttgart, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Alcatel-Alsthom Recherche, Marcoussis, France","institution_ids":[]},{"raw_affiliation_string":"Alcatel Lucent (Germany), Stuttgart, Germany","institution_ids":["https://openalex.org/I1322087612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040856753","display_name":"E. Derouin","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1322087612","display_name":"Alcatel Lucent (Germany)","ror":"https://ror.org/00c5mwp75","country_code":"DE","type":"company","lineage":["https://openalex.org/I1322087612","https://openalex.org/I2738502077","https://openalex.org/I4210159457"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"E. Derouin","raw_affiliation_strings":["Alcatel-Alsthom Recherche, Marcoussis, France","Alcatel Lucent (Germany), Stuttgart, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Alcatel-Alsthom Recherche, Marcoussis, France","institution_ids":[]},{"raw_affiliation_string":"Alcatel Lucent (Germany), Stuttgart, Germany","institution_ids":["https://openalex.org/I1322087612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111617149","display_name":"A. Plais","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1322087612","display_name":"Alcatel Lucent (Germany)","ror":"https://ror.org/00c5mwp75","country_code":"DE","type":"company","lineage":["https://openalex.org/I1322087612","https://openalex.org/I2738502077","https://openalex.org/I4210159457"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"A. Plais","raw_affiliation_strings":["Alcatel-Alsthom Recherche, Marcoussis, France","Alcatel Lucent (Germany), Stuttgart, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Alcatel-Alsthom Recherche, Marcoussis, France","institution_ids":[]},{"raw_affiliation_string":"Alcatel Lucent (Germany), Stuttgart, Germany","institution_ids":["https://openalex.org/I1322087612"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111755854","display_name":"F. Brillouet","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1322087612","display_name":"Alcatel Lucent (Germany)","ror":"https://ror.org/00c5mwp75","country_code":"DE","type":"company","lineage":["https://openalex.org/I1322087612","https://openalex.org/I2738502077","https://openalex.org/I4210159457"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"F. Brillouet","raw_affiliation_strings":["Alcatel-Alsthom Recherche, Marcoussis, France","Alcatel Lucent (Germany), Stuttgart, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Alcatel-Alsthom Recherche, Marcoussis, France","institution_ids":[]},{"raw_affiliation_string":"Alcatel Lucent (Germany), Stuttgart, Germany","institution_ids":["https://openalex.org/I1322087612"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.473,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.6378278,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"145","issue":"2","first_page":"125","last_page":"131"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.9984999895095825,"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/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.9984999895095825,"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":0.000699999975040555,"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/T10022","display_name":"Semiconductor Quantum Structures and Devices","score":0.0003000000142492354,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/vertical-cavity-surface-emitting-lasers","display_name":"vertical-cavity surface-emitting lasers","score":0.890999972820282},{"id":"https://openalex.org/keywords/1-3-mum-lasers","display_name":"1.3 \u03bcm lasers","score":0.8360000252723694},{"id":"https://openalex.org/keywords/1550-nm-laser","display_name":"1.55 \u03bcm lasers","score":0.996999979019165},{"id":"https://openalex.org/keywords/ingaasp","display_name":"InGaAsP","score":0.7649999856948853},{"id":"https://openalex.org/keywords/current-confinement","display_name":"current confinement","score":0.6100000143051147},{"id":"https://openalex.org/keywords/injection-efficiency","display_name":"injection efficiency","score":0.8759999871253967},{"id":"https://openalex.org/keywords/thermal-resistance","display_name":"thermal resistance","score":0.7480000257492065},{"id":"https://openalex.org/keywords/continuous-wave-laser-operation","display_name":"continuous-wave operation","score":0.8700000047683716}],"concepts":[{"id":"https://openalex.org/C2779292183","wikidata":"https://www.wikidata.org/wiki/Q1619814","display_name":"Undercut","level":2,"score":0.951468825340271},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.7519400119781494},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.6582194566726685},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.6554012894630432},{"id":"https://openalex.org/C133386390","wikidata":"https://www.wikidata.org/wiki/Q184996","display_name":"Dielectric","level":2,"score":0.6468214988708496},{"id":"https://openalex.org/C97346530","wikidata":"https://www.wikidata.org/wiki/Q487005","display_name":"Thermal conductivity","level":2,"score":0.526543915271759},{"id":"https://openalex.org/C99568719","wikidata":"https://www.wikidata.org/wiki/Q1129003","display_name":"Continuous wave","level":3,"score":0.48843327164649963},{"id":"https://openalex.org/C204530211","wikidata":"https://www.wikidata.org/wiki/Q752823","display_name":"Thermal","level":2,"score":0.48173192143440247},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.46813711524009705},{"id":"https://openalex.org/C9395851","wikidata":"https://www.wikidata.org/wiki/Q177929","display_name":"Stack (abstract data type)","level":2,"score":0.45237526297569275},{"id":"https://openalex.org/C32277403","wikidata":"https://www.wikidata.org/wiki/Q740445","display_name":"Ridge","level":2,"score":0.4481219947338104},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.4265051782131195},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.22117698192596436},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0783834159374237},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","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},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1049/ip-opt:19981678","doi":"https://doi.org/10.1049/ip-opt:19981678","is_oa":false,"landing_page_url":"https://doi.org/10.1049/ip-opt:19981678","pdf_url":null,"source":{"id":"https://openalex.org/S4210207152","display_name":"IEE Proceedings - Optoelectronics","issn_l":"1350-2433","issn":["1350-2433","1359-7078"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEE Proceedings - Optoelectronics","raw_type":"journal-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":12,"referenced_works":["https://openalex.org/W1969084067","https://openalex.org/W1970734655","https://openalex.org/W1978116684","https://openalex.org/W1987381288","https://openalex.org/W2013258348","https://openalex.org/W2043437204","https://openalex.org/W2064843913","https://openalex.org/W2079303064","https://openalex.org/W2119413001","https://openalex.org/W2150082996","https://openalex.org/W2166759993","https://openalex.org/W2308790834"],"related_works":["https://openalex.org/W1987238915","https://openalex.org/W2159298904","https://openalex.org/W1939207126","https://openalex.org/W2031004772","https://openalex.org/W2537585436","https://openalex.org/W2040685601","https://openalex.org/W2316344595","https://openalex.org/W2020875559","https://openalex.org/W1965788592","https://openalex.org/W2133171084"],"abstract_inverted_index":{"Until":[0],"now,":[1],"long-wavelength":[2],"(1.3/1.55":[3],"\u00b5m)":[4],"vertical-cavity":[5],"lasers":[6],"with":[7,145],"two":[8,127],"dielectric":[9,40,129],"mirrors":[10,130],"have":[11],"suffered":[12],"from":[13],"too":[14],"low":[15,35],"an":[16,58],"injection":[17,85],"efficiency":[18],"(which":[19],"is":[20,48,89,109],"the":[21,34,39,73,76,80,105,139],"result":[22],"of":[23,38,75,93,148],"lateral":[24],"current":[25,70],"injection)":[26],"and":[27,55,78,113,133],"a":[28,66,94],"high":[29],"thermal":[30,36,54],"resistance":[31],"(induced":[32],"by":[33,91],"conductivity":[37],"materials).":[41],"A":[42],"novel":[43],"structure":[44,97],"for":[45,151],"such":[46],"devices":[47,125],"proposed,":[49],"which":[50,68],"has":[51],"improved":[52,90],"both":[53],"electrical":[56],"characteristics:":[57],"undercut":[59],"InGaAsP":[60],"layer":[61],"enables":[62],"one":[63],"to":[64,143],"define":[65],"diaphragm":[67],"funnels":[69],"paths":[71],"towards":[72],"centre":[74],"cavity":[77],"confines":[79],"optical":[81],"mode,":[82],"thus":[83],"increasing":[84],"efficiency.":[86],"Thermal":[87],"behaviour":[88],"realisation":[92],"mesa-like":[95],"top":[96],"embedded":[98],"in":[99,138],"electrolytic":[100],"gold.":[101],"For":[102],"these":[103],"lasers,":[104],"temperature-dependent":[106],"threshold":[107,146],"condition":[108],"first":[110],"determined":[111],"theoretically,":[112],"some":[114],"simple":[115],"design":[116],"rules":[117],"are":[118],"established":[119],"using":[120],"efficient":[121],"simulation":[122],"softwares.":[123],"Such":[124],"including":[126],"(SiO2/Si)":[128],"were":[131],"fabricated":[132],"operate":[134],"at":[135],"1.3":[136],"\u00b5m":[137,153],"continuous-wave":[140],"regime":[141],"up":[142],"\u201315\u00b0C":[144],"currents":[147],"8":[149],"mA":[150],"6":[152],"wide":[154],"diaphragms.":[155]},"counts_by_year":[{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}