{"id":"https://openalex.org/W2011440904","doi":"https://doi.org/10.1063/1.101225","title":"Measurements of the nonlinear damping factor in 1.5 \u03bcm distributed feedback lasers","display_name":"Measurements of the nonlinear damping factor in 1.5 \u03bcm distributed feedback lasers","publication_year":1989,"publication_date":"1989-01-09","ids":{"openalex":"https://openalex.org/W2011440904","doi":"https://doi.org/10.1063/1.101225","mag":"2011440904"},"language":"en","primary_location":{"id":"doi:10.1063/1.101225","doi":"https://doi.org/10.1063/1.101225","is_oa":false,"landing_page_url":"https://doi.org/10.1063/1.101225","pdf_url":null,"source":{"id":"https://openalex.org/S105243760","display_name":"Applied Physics Letters","issn_l":"0003-6951","issn":["0003-6951","1077-3118","1520-8842"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-1","norway-2","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320257","host_organization_name":"American Institute of Physics","host_organization_lineage":["https://openalex.org/P4310320257"],"host_organization_lineage_names":["American Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Applied Physics Letters","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":null,"display_name":"S. Tsuji","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I65143321","display_name":"Hitachi (Japan)","ror":"https://ror.org/02exqgm79","country_code":"JP","type":"company","lineage":["https://openalex.org/I65143321"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"S. Tsuji","raw_affiliation_strings":["Central Research Laboratory, Hitachi Limited, Kokubunji, Tokyo 185, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Central Research Laboratory, Hitachi Limited, Kokubunji, Tokyo 185, Japan","institution_ids":["https://openalex.org/I65143321"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111851836","display_name":"R.S. Vodhanel","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210107053","display_name":"Core Competence","ror":"https://ror.org/012cc0c94","country_code":"US","type":"company","lineage":["https://openalex.org/I4210107053"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R. S. Vodhanel","raw_affiliation_strings":["Bell Communications Research, Red Bank, New Jersey 07701"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bell Communications Research, Red Bank, New Jersey 07701","institution_ids":["https://openalex.org/I4210107053"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109379331","display_name":"Michael M. Choy","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210107053","display_name":"Core Competence","ror":"https://ror.org/012cc0c94","country_code":"US","type":"company","lineage":["https://openalex.org/I4210107053"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. M. Choy","raw_affiliation_strings":["Bell Communications Research, Red Bank, New Jersey 07701"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bell Communications Research, Red Bank, New Jersey 07701","institution_ids":["https://openalex.org/I4210107053"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":7.3793,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.97419513,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":"54","issue":"2","first_page":"90","last_page":"92"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.9965999722480774,"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":0.9965999722480774,"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":0.0007999999797903001,"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/T11050","display_name":"Photorefractive and Nonlinear Optics","score":0.00039999998989515007,"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/distributed-feedback-lasers","display_name":"distributed feedback lasers","score":0.9959999918937683},{"id":"https://openalex.org/keywords/1-5-mum-lasers","display_name":"1.5 \u03bcm lasers","score":0.9459999799728394},{"id":"https://openalex.org/keywords/carrier-density-modulation","display_name":"carrier density tuning","score":0.8859999775886536},{"id":"https://openalex.org/keywords/frequency-modulation","display_name":"frequency modulation","score":0.7570000290870667},{"id":"https://openalex.org/keywords/amplitude-modulation","display_name":"amplitude modulation","score":0.9929999709129333},{"id":"https://openalex.org/keywords/phase-difference","display_name":"phase difference","score":0.777999997138977},{"id":"https://openalex.org/keywords/resonant-frequency","display_name":"resonant frequency","score":0.8489999771118164},{"id":"https://openalex.org/keywords/wavelength-detuning","display_name":"wavelength detuning","score":0.8489999771118164},{"id":"https://openalex.org/keywords/laser-linewidth","display_name":"laser linewidth","score":0.3179999887943268}],"concepts":[{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.6810141205787659},{"id":"https://openalex.org/C48427663","wikidata":"https://www.wikidata.org/wiki/Q1269719","display_name":"Damping factor","level":4,"score":0.6453196406364441},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.6133421659469604},{"id":"https://openalex.org/C139210041","wikidata":"https://www.wikidata.org/wiki/Q2145840","display_name":"Resonance (particle physics)","level":2,"score":0.6004535555839539},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.5541045665740967},{"id":"https://openalex.org/C11930861","wikidata":"https://www.wikidata.org/wiki/Q181417","display_name":"Frequency modulation","level":3,"score":0.5307913422584534},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5244044065475464},{"id":"https://openalex.org/C121477167","wikidata":"https://www.wikidata.org/wiki/Q17154002","display_name":"Semiconductor laser theory","level":3,"score":0.5041292905807495},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.49715641140937805},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.46732866764068604},{"id":"https://openalex.org/C135692309","wikidata":"https://www.wikidata.org/wiki/Q111124","display_name":"Square (algebra)","level":2,"score":0.4368233382701874},{"id":"https://openalex.org/C187725362","wikidata":"https://www.wikidata.org/wiki/Q830521","display_name":"Q factor","level":3,"score":0.4245874285697937},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4166918694972992},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.36762166023254395},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.33835548162460327},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.21179166436195374},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.18505093455314636},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1765068769454956},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.15227138996124268},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.1496201455593109},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.1255073845386505},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11725693941116333},{"id":"https://openalex.org/C97126364","wikidata":"https://www.wikidata.org/wiki/Q349669","display_name":"Resonator","level":2,"score":0.11421799659729004},{"id":"https://openalex.org/C612350","wikidata":"https://www.wikidata.org/wiki/Q1761108","display_name":"Impedance matching","level":3,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C17829176","wikidata":"https://www.wikidata.org/wiki/Q179043","display_name":"Electrical impedance","level":2,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1063/1.101225","doi":"https://doi.org/10.1063/1.101225","is_oa":false,"landing_page_url":"https://doi.org/10.1063/1.101225","pdf_url":null,"source":{"id":"https://openalex.org/S105243760","display_name":"Applied Physics Letters","issn_l":"0003-6951","issn":["0003-6951","1077-3118","1520-8842"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-1","norway-2","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320257","host_organization_name":"American Institute of Physics","host_organization_lineage":["https://openalex.org/P4310320257"],"host_organization_lineage_names":["American Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Applied Physics Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1972675956","https://openalex.org/W2000534440","https://openalex.org/W2036341315","https://openalex.org/W2039258713","https://openalex.org/W2048579091","https://openalex.org/W2058923967","https://openalex.org/W2106249459","https://openalex.org/W2108401527","https://openalex.org/W2121960317","https://openalex.org/W2131434480","https://openalex.org/W2133947277","https://openalex.org/W2153119749","https://openalex.org/W2170456387","https://openalex.org/W2170502524"],"related_works":["https://openalex.org/W2050850909","https://openalex.org/W2006141143","https://openalex.org/W2073524036","https://openalex.org/W2050982865","https://openalex.org/W3128154185","https://openalex.org/W2000534440","https://openalex.org/W2002394617","https://openalex.org/W2334350225","https://openalex.org/W2158749197","https://openalex.org/W2468285550"],"abstract_inverted_index":{"We":[0],"demonstrate":[1],"a":[2],"new":[3],"method":[4],"to":[5,27,36,42],"measure":[6],"the":[7,18,38,43,46],"nonlinear":[8],"damping":[9,32],"factor":[10,33],"in":[11],"1.5":[12],"\u03bcm":[13],"distributed":[14],"feedback":[15],"lasers":[16],"from":[17],"phase":[19],"difference":[20],"between":[21],"FM":[22],"and":[23],"AM":[24],"signals":[25],"due":[26],"carrier":[28],"density":[29],"modulation.":[30],"The":[31],"is":[34],"found":[35],"have":[37],"same":[39],"linear":[40],"relation":[41],"square":[44],"of":[45],"resonance":[47],"frequency":[48],"for":[49],"devices":[50],"having":[51],"different":[52],"wavelength":[53],"detuning.":[54]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}