{"id":"https://openalex.org/W2117616112","doi":"https://doi.org/10.1109/68.87936","title":"Measurement of carrier lifetime and linewidth enhancement factor for 1.5- mu m ridge-waveguide laser amplifier","display_name":"Measurement of carrier lifetime and linewidth enhancement factor for 1.5- mu m ridge-waveguide laser amplifier","publication_year":1991,"publication_date":"1991-07-01","ids":{"openalex":"https://openalex.org/W2117616112","doi":"https://doi.org/10.1109/68.87936","mag":"2117616112"},"language":"en","primary_location":{"id":"doi:10.1109/68.87936","doi":"https://doi.org/10.1109/68.87936","is_oa":false,"landing_page_url":"https://doi.org/10.1109/68.87936","pdf_url":null,"source":{"id":"https://openalex.org/S27723657","display_name":"IEEE Photonics Technology Letters","issn_l":"1041-1135","issn":["1041-1135","1941-0174"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-2","norway-2","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Photonics Technology Letters","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://orbit.dtu.dk/en/publications/2e5c85e6-9992-43d3-8c46-7cf7448e3f93","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5048048672","display_name":"N. Storkfelt","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"N. Storkfelt","raw_affiliation_strings":["Center for Broadband Telecommunications, Electromagnetics Institute, Technical University of Denmark, Lyngby, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Broadband Telecommunications, Electromagnetics Institute, Technical University of Denmark, Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041542313","display_name":"Benny Mikkelsen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"B. Mikkelsen","raw_affiliation_strings":["Center for Broadband Telecommunications, Electromagnetics Institute, Technical University of Denmark, Lyngby, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Broadband Telecommunications, Electromagnetics Institute, Technical University of Denmark, Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015301756","display_name":"D.S. Olesen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210154645","display_name":"NKT Holding (Denmark)","ror":"https://ror.org/04zqx6d52","country_code":"DK","type":"company","lineage":["https://openalex.org/I4210154645"]},{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"D.S. Olesen","raw_affiliation_strings":["Center for Broadband Telecommunications, Electromagnetics Institute, Technical University of Denmark, Lyngby, Denmark","NKT, Broendby, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Broadband Telecommunications, Electromagnetics Institute, Technical University of Denmark, Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]},{"raw_affiliation_string":"NKT, Broendby, Denmark","institution_ids":["https://openalex.org/I4210154645"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035403921","display_name":"Masaki Yamaguchi","orcid":"https://orcid.org/0000-0003-4177-761X","observed_orcids":["https://orcid.org/0000-0003-4177-761X"]},"institutions":[{"id":"https://openalex.org/I118347220","display_name":"NEC (Japan)","ror":"https://ror.org/04jndar25","country_code":"JP","type":"company","lineage":["https://openalex.org/I118347220"]},{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK","JP"],"is_corresponding":false,"raw_author_name":"M. Yamaguchi","raw_affiliation_strings":["Center for Broadband Telecommunications, Electromagnetics Institute, Technical University of Denmark, Lyngby, Denmark","NEC Corporation Limited, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Broadband Telecommunications, Electromagnetics Institute, Technical University of Denmark, Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]},{"raw_affiliation_string":"NEC Corporation Limited, Kanagawa, Japan","institution_ids":["https://openalex.org/I118347220"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013829322","display_name":"Kristian E. Stubkjaer","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"K.E. Stubkjaer","raw_affiliation_strings":["Center for Broadband Telecommunications, Electromagnetics Institute, Technical University of Denmark, Lyngby, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Broadband Telecommunications, Electromagnetics Institute, Technical University of Denmark, Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":6.2732,"has_fulltext":false,"cited_by_count":76,"citation_normalized_percentile":{"value":0.96938807,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":87,"max":98},"biblio":{"volume":"3","issue":"7","first_page":"632","last_page":"634"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.9961000084877014,"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":0.9961000084877014,"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":0.0024999999441206455,"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/carrier-lifetime","display_name":"carrier lifetime","score":0.8069999814033508},{"id":"https://openalex.org/keywords/linewidth-enhancement-factor","display_name":"linewidth enhancement factor","score":1.0},{"id":"https://openalex.org/keywords/semiconductor-optical-amplifier","display_name":"semiconductor optical amplifier","score":0.9369999766349792},{"id":"https://openalex.org/keywords/1550-nm","display_name":"1550 nm","score":0.6899999976158142},{"id":"https://openalex.org/keywords/antireflection-coatings","display_name":"antireflection coatings","score":0.8629999756813049},{"id":"https://openalex.org/keywords/threshold-current","display_name":"threshold current","score":0.5410000085830688}],"concepts":[{"id":"https://openalex.org/C142181693","wikidata":"https://www.wikidata.org/wiki/Q6493080","display_name":"Laser linewidth","level":3,"score":0.8864937424659729},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.6385560035705566},{"id":"https://openalex.org/C101649071","wikidata":"https://www.wikidata.org/wiki/Q1359305","display_name":"Optical amplifier","level":3,"score":0.6212828755378723},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.6208755373954773},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.5646651983261108},{"id":"https://openalex.org/C121477167","wikidata":"https://www.wikidata.org/wiki/Q17154002","display_name":"Semiconductor laser theory","level":3,"score":0.5475302338600159},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.5332381725311279},{"id":"https://openalex.org/C198865614","wikidata":"https://www.wikidata.org/wiki/Q5046374","display_name":"Carrier lifetime","level":3,"score":0.5074002146720886},{"id":"https://openalex.org/C2780497637","wikidata":"https://www.wikidata.org/wiki/Q16938394","display_name":"Heterodyne (poetry)","level":2,"score":0.4944000244140625},{"id":"https://openalex.org/C108225325","wikidata":"https://www.wikidata.org/wiki/Q11456","display_name":"Semiconductor","level":2,"score":0.4722294807434082},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4052673578262329},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.25130659341812134},{"id":"https://openalex.org/C544956773","wikidata":"https://www.wikidata.org/wiki/Q670","display_name":"Silicon","level":2,"score":0.209089994430542},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.06328541040420532},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/68.87936","doi":"https://doi.org/10.1109/68.87936","is_oa":false,"landing_page_url":"https://doi.org/10.1109/68.87936","pdf_url":null,"source":{"id":"https://openalex.org/S27723657","display_name":"IEEE Photonics Technology Letters","issn_l":"1041-1135","issn":["1041-1135","1941-0174"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-2","norway-2","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Photonics Technology Letters","raw_type":"journal-article"},{"id":"pmh:oai:pure.atira.dk:publications/2e5c85e6-9992-43d3-8c46-7cf7448e3f93","doi":null,"is_oa":true,"landing_page_url":"https://orbit.dtu.dk/en/publications/2e5c85e6-9992-43d3-8c46-7cf7448e3f93","pdf_url":null,"source":{"id":"https://openalex.org/S4306400705","display_name":"Technical University of Denmark, DTU Orbit (Technical University of Denmark, DTU)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I96673099","host_organization_name":"Technical University of Denmark","host_organization_lineage":["https://openalex.org/I96673099"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Storkfelt , N , Mikkelsen , B , Olesen , D S , Yamaguchi , M &amp; Stubkj\u00e6r , K 1991 , ' Measurement of carrier lifetime and linewidth enhancement factor for 1.5- mu m ridge-waveguide laser amplifier ' , I E E E Photonics Technology Letters , vol. 3 , no. 7 , pp. 632-634 . https://doi.org/10.1109/68.87936","raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:pure.atira.dk:publications/2e5c85e6-9992-43d3-8c46-7cf7448e3f93","doi":null,"is_oa":true,"landing_page_url":"https://orbit.dtu.dk/en/publications/2e5c85e6-9992-43d3-8c46-7cf7448e3f93","pdf_url":null,"source":{"id":"https://openalex.org/S4306400705","display_name":"Technical University of Denmark, DTU Orbit (Technical University of Denmark, DTU)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I96673099","host_organization_name":"Technical University of Denmark","host_organization_lineage":["https://openalex.org/I96673099"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Storkfelt , N , Mikkelsen , B , Olesen , D S , Yamaguchi , M &amp; Stubkj\u00e6r , K 1991 , ' Measurement of carrier lifetime and linewidth enhancement factor for 1.5- mu m ridge-waveguide laser amplifier ' , I E E E Photonics Technology Letters , vol. 3 , no. 7 , pp. 632-634 . https://doi.org/10.1109/68.87936","raw_type":"article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1505592789","https://openalex.org/W1965046059","https://openalex.org/W1966272830","https://openalex.org/W1984273391","https://openalex.org/W1995034786","https://openalex.org/W2010841118","https://openalex.org/W2079994171","https://openalex.org/W2080189993","https://openalex.org/W2085687668","https://openalex.org/W2089997550","https://openalex.org/W2158429615","https://openalex.org/W2300755574","https://openalex.org/W4242740498"],"related_works":["https://openalex.org/W1975023008","https://openalex.org/W1007343461","https://openalex.org/W1483161071","https://openalex.org/W2460386384","https://openalex.org/W2153211798","https://openalex.org/W2888438950","https://openalex.org/W2124121900","https://openalex.org/W2156107882","https://openalex.org/W1976358137","https://openalex.org/W7061836052"],"abstract_inverted_index":{"Semiconductor":[0],"optical":[1,22],"amplifiers":[2,23],"are":[3,41],"used":[4],"for":[5,58],"investigation":[6],"of":[7,29,51],"the":[8,13,37,55,59],"effective":[9],"carrier":[10,31,34],"lifetime":[11,35],"and":[12,36,64,83],"linewidth":[14,38,74],"enhancement":[15,39,75],"factor.":[16],"Contrary":[17],"to":[18,79],"semiconductor":[19,21],"lasers,":[20],"allow":[24],"measurement":[25],"at":[26,54,67],"high":[27,68],"levels":[28],"injected":[30],"density.":[32],"The":[33,73],"factor":[40,76],"measured":[42,78],"with":[43,87],"a":[44,88],"simple":[45,89],"dynamic":[46],"self-heterodyne":[47],"method.":[48],"Carrier":[49],"lifetimes":[50],"750":[52],"ps":[53,66],"threshold":[56],"current":[57],"SOA":[60],"without":[61],"antireflection":[62],"coating":[63],"200":[65],"injection":[69],"have":[70],"been":[71],"found.":[72],"is":[77],"be":[80],"between":[81],"4":[82],"17":[84],"which":[85],"fits":[86],"empirical":[90],"expression.>":[91]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":5}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}
