{"id":"https://openalex.org/W1977102407","doi":"https://doi.org/10.1364/oe.19.008108","title":"Femtosecond high-power quantum dot vertical external cavity surface emitting laser","display_name":"Femtosecond high-power quantum dot vertical external cavity surface emitting laser","publication_year":2011,"publication_date":"2011-04-13","ids":{"openalex":"https://openalex.org/W1977102407","doi":"https://doi.org/10.1364/oe.19.008108","mag":"1977102407","pmid":"https://pubmed.ncbi.nlm.nih.gov/21643061"},"language":"en","primary_location":{"id":"doi:10.1364/oe.19.008108","doi":"https://doi.org/10.1364/oe.19.008108","is_oa":true,"landing_page_url":"https://doi.org/10.1364/oe.19.008108","pdf_url":null,"source":{"id":"https://openalex.org/S178776955","display_name":"Optics Express","issn_l":"1094-4087","issn":["1094-4087"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","ki-jl-1","medline","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315679","host_organization_name":"Optica Publishing Group","host_organization_lineage":["https://openalex.org/P4310315679"],"host_organization_lineage_names":["Optica Publishing Group"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optics Express","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1364/oe.19.008108","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5114375801","display_name":"Martin Hoffmann","orcid":"https://orcid.org/0000-0003-0254-8232","observed_orcids":["https://orcid.org/0000-0003-0254-8232"]},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Martin Hoffmann","raw_affiliation_strings":["Department of Physics, ETH Zurich, Zurich, Switzerland. mh@phys.ethz.ch","Department of Physics, ETH-Z\u00fcrich, Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, ETH Zurich, Zurich, Switzerland. mh@phys.ethz.ch","institution_ids":["https://openalex.org/I35440088"]},{"raw_affiliation_string":"Department of Physics, ETH-Z\u00fcrich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Oliver D. Sieber","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Oliver D. Sieber","raw_affiliation_strings":["Department of Physics, ETH Z\u00fcrich, Wolfgang-Pauli-Strasse 16, 8093 Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, ETH Z\u00fcrich, Wolfgang-Pauli-Strasse 16, 8093 Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078489251","display_name":"Valentin Johannes Wittwer","orcid":"https://orcid.org/0000-0003-1883-2393","observed_orcids":["https://orcid.org/0000-0003-1883-2393"]},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Valentin J. Wittwer","raw_affiliation_strings":["Department of Physics, ETH Z\u00fcrich, Wolfgang-Pauli-Strasse 16, 8093 Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, ETH Z\u00fcrich, Wolfgang-Pauli-Strasse 16, 8093 Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111625202","display_name":"\u0418\u0433\u043e\u0440\u044c \u041b\u0435\u043e\u043d\u0438\u0434\u043e\u0432\u0438\u0447 \u041a\u0440\u0435\u0441\u0442\u043d\u0438\u043a\u043e\u0432","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210163913","display_name":"Innolume (Germany)","ror":"https://ror.org/05gmpv778","country_code":"DE","type":"company","lineage":["https://openalex.org/I4210163913"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Igor L. Krestnikov","raw_affiliation_strings":["Innolume GmbH, Konrad-Adenauer-Allee 11, 44263 Dortmund, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Innolume GmbH, Konrad-Adenauer-Allee 11, 44263 Dortmund, Germany","institution_ids":["https://openalex.org/I4210163913"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007492143","display_name":"Daniil A. Livshits","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210163913","display_name":"Innolume (Germany)","ror":"https://ror.org/05gmpv778","country_code":"DE","type":"company","lineage":["https://openalex.org/I4210163913"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Daniil A. Livshits","raw_affiliation_strings":["Innolume GmbH, Konrad-Adenauer-Allee 11, 44263 Dortmund, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Innolume GmbH, Konrad-Adenauer-Allee 11, 44263 Dortmund, Germany","institution_ids":["https://openalex.org/I4210163913"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039313365","display_name":"Yohan Barbarin","orcid":"https://orcid.org/0000-0002-2795-8548","observed_orcids":["https://orcid.org/0000-0002-2795-8548"]},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Yohan Barbarin","raw_affiliation_strings":["Department of Physics, ETH Z\u00fcrich, Wolfgang-Pauli-Strasse 16, 8093 Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, ETH Z\u00fcrich, Wolfgang-Pauli-Strasse 16, 8093 Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010165686","display_name":"Thomas S\u00fcdmeyer","orcid":"https://orcid.org/0000-0002-2425-1846","observed_orcids":["https://orcid.org/0000-0002-2425-1846"]},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Thomas S\u00fcdmeyer","raw_affiliation_strings":["Department of Physics, ETH Z\u00fcrich, Wolfgang-Pauli-Strasse 16, 8093 Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, ETH Z\u00fcrich, Wolfgang-Pauli-Strasse 16, 8093 Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044432958","display_name":"Ursula Keller","orcid":"https://orcid.org/0000-0002-1689-8041","observed_orcids":["https://orcid.org/0000-0002-1689-8041"]},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Ursula Keller","raw_affiliation_strings":["Department of Physics, ETH Z\u00fcrich, Wolfgang-Pauli-Strasse 16, 8093 Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, ETH Z\u00fcrich, Wolfgang-Pauli-Strasse 16, 8093 Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2270,"currency":"USD","value_usd":2270},"apc_paid":{"value":2270,"currency":"USD","value_usd":2270},"fwci":11.6286,"has_fulltext":false,"cited_by_count":94,"citation_normalized_percentile":{"value":0.98773451,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"19","issue":"9","first_page":"8108","last_page":"8108"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.9907000064849854,"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":0.9907000064849854,"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":0.005100000184029341,"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/T10988","display_name":"Advanced Fiber Laser Technologies","score":0.000699999975040555,"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-external-cavity-surface-emitting-laser","display_name":"VECSEL","score":0.9679999947547913},{"id":"https://openalex.org/keywords/femtosecond-pulses","display_name":"femtosecond pulses","score":0.8349999785423279},{"id":"https://openalex.org/keywords/inas-quantum-dots","display_name":"InAs quantum dots","score":0.8820000290870667},{"id":"https://openalex.org/keywords/semiconductor-saturable-absorber-mirror","display_name":"semiconductor saturable absorber mirror","score":0.8059999942779541},{"id":"https://openalex.org/keywords/passive-mode-locking","display_name":"passive mode locking","score":0.5989999771118164},{"id":"https://openalex.org/keywords/group-delay-dispersion","display_name":"group delay dispersion","score":0.7960000038146973},{"id":"https://openalex.org/keywords/high-average-power","display_name":"high average power","score":0.75}],"concepts":[{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.772271990776062},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.6961390972137451},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.6944245100021362},{"id":"https://openalex.org/C167735695","wikidata":"https://www.wikidata.org/wiki/Q1777507","display_name":"Femtosecond","level":3,"score":0.6811514496803284},{"id":"https://openalex.org/C124657808","wikidata":"https://www.wikidata.org/wiki/Q1133068","display_name":"Quantum dot","level":2,"score":0.5812489986419678},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.5602472424507141},{"id":"https://openalex.org/C23845534","wikidata":"https://www.wikidata.org/wiki/Q25303603","display_name":"Group delay dispersion","level":5,"score":0.5049734711647034},{"id":"https://openalex.org/C177562468","wikidata":"https://www.wikidata.org/wiki/Q182893","display_name":"Dispersion (optics)","level":2,"score":0.46800485253334045},{"id":"https://openalex.org/C2779199891","wikidata":"https://www.wikidata.org/wiki/Q370593","display_name":"Disk laser","level":4,"score":0.4631694257259369},{"id":"https://openalex.org/C74130334","wikidata":"https://www.wikidata.org/wiki/Q4252980","display_name":"Quantum dot laser","level":4,"score":0.4221647083759308},{"id":"https://openalex.org/C121477167","wikidata":"https://www.wikidata.org/wiki/Q17154002","display_name":"Semiconductor laser theory","level":3,"score":0.4144863486289978},{"id":"https://openalex.org/C108225325","wikidata":"https://www.wikidata.org/wiki/Q11456","display_name":"Semiconductor","level":2,"score":0.3293609917163849},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14516231417655945},{"id":"https://openalex.org/C194232370","wikidata":"https://www.wikidata.org/wiki/Q162","display_name":"Optical fiber","level":2,"score":0.0921429991722107},{"id":"https://openalex.org/C21651689","wikidata":"https://www.wikidata.org/wiki/Q1397427","display_name":"Fiber optic sensor","level":3,"score":0.0},{"id":"https://openalex.org/C6138904","wikidata":"https://www.wikidata.org/wiki/Q5282578","display_name":"Dispersion-shifted fiber","level":4,"score":0.0}],"mesh":[{"descriptor_ui":"D004867","descriptor_name":"Equipment Design","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019544","descriptor_name":"Equipment Failure Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D045663","descriptor_name":"Quantum Dots","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D053844","descriptor_name":"Lasers, Solid-State","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1364/oe.19.008108","doi":"https://doi.org/10.1364/oe.19.008108","is_oa":true,"landing_page_url":"https://doi.org/10.1364/oe.19.008108","pdf_url":null,"source":{"id":"https://openalex.org/S178776955","display_name":"Optics Express","issn_l":"1094-4087","issn":["1094-4087"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","ki-jl-1","medline","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315679","host_organization_name":"Optica Publishing Group","host_organization_lineage":["https://openalex.org/P4310315679"],"host_organization_lineage_names":["Optica Publishing Group"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optics Express","raw_type":"journal-article"},{"id":"pmid:21643061","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/21643061","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optics express","raw_type":"Journal Article"}],"best_oa_location":{"id":"doi:10.1364/oe.19.008108","doi":"https://doi.org/10.1364/oe.19.008108","is_oa":true,"landing_page_url":"https://doi.org/10.1364/oe.19.008108","pdf_url":null,"source":{"id":"https://openalex.org/S178776955","display_name":"Optics Express","issn_l":"1094-4087","issn":["1094-4087"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","ki-jl-1","medline","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315679","host_organization_name":"Optica Publishing Group","host_organization_lineage":["https://openalex.org/P4310315679"],"host_organization_lineage_names":["Optica Publishing Group"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optics Express","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320924","display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung","ror":"https://ror.org/00yjd3n13"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1967120156","https://openalex.org/W1980683442","https://openalex.org/W1983916921","https://openalex.org/W1991907882","https://openalex.org/W1995956647","https://openalex.org/W2001077121","https://openalex.org/W2003790363","https://openalex.org/W2013072882","https://openalex.org/W2027856640","https://openalex.org/W2031477611","https://openalex.org/W2035345987","https://openalex.org/W2046881200","https://openalex.org/W2051621178","https://openalex.org/W2051712490","https://openalex.org/W2055914982","https://openalex.org/W2065885252","https://openalex.org/W2072918024","https://openalex.org/W2086132970","https://openalex.org/W2088172579","https://openalex.org/W2091063193","https://openalex.org/W2093208329","https://openalex.org/W2098328288","https://openalex.org/W2103418090","https://openalex.org/W2127347777","https://openalex.org/W2141253440","https://openalex.org/W2145989138","https://openalex.org/W2157217128","https://openalex.org/W2320761937"],"related_works":["https://openalex.org/W2147221367","https://openalex.org/W2065885252","https://openalex.org/W2127765693","https://openalex.org/W2005113956","https://openalex.org/W7095347273","https://openalex.org/W3170951492","https://openalex.org/W1616911445","https://openalex.org/W3011968768","https://openalex.org/W3146402705","https://openalex.org/W2063756732"],"abstract_inverted_index":{"We":[0,54,139],"report":[1],"on":[2,26],"the":[3,78,115,162,179],"first":[4],"femtosecond":[5],"vertical":[6],"external":[7],"cavity":[8,168],"surface":[9,189],"emitting":[10,190],"laser":[11,191],"(VECSEL)":[12],"exceeding":[13],"1":[14,142],"W":[15,143],"of":[16,67,74,82,87,92,106,135,144,156,181],"average":[17,145],"output":[18,146],"power.":[19],"The":[20,159],"VECSEL":[21],"is":[22,89,172],"optically":[23],"pumped,":[24],"based":[25],"self-assembled":[27],"InAs":[28],"quantum":[29,47],"dot":[30,48],"(QD)":[31],"gain":[32,58,109],"layers,":[33],"cooled":[34],"efficiently":[35],"using":[36],"a":[37,45,56,61,72,127,130,153,185],"thin":[38],"disk":[39],"geometry":[40],"and":[41,113,120,161,178],"passively":[42],"modelocked":[43,186],"with":[44,60,129,148,166],"fast":[46,131],"semiconductor":[49],"saturable":[50],"absorber":[51],"mirror":[52],"(SESAM).":[53],"developed":[55],"novel":[57],"structure":[59],"flat":[62],"group":[63],"delay":[64],"dispersion":[65],"(GDD)":[66],"\u00b1":[68],"10":[69],"fs2":[70],"over":[71],"range":[73],"30":[75],"nm":[76],"around":[77,136],"designed":[79],"operation":[80],"wavelength":[81],"960":[83],"nm.":[84],"This":[85],"amount":[86],"GDD":[88],"several":[90],"orders":[91],"magnitude":[93],"lower":[94],"compared":[95],"to":[96,111],"standard":[97],"designs.":[98],"Furthermore,":[99],"we":[100,124],"used":[101],"an":[102],"optimized":[103],"positioning":[104],"scheme":[105],"63":[107],"QD":[108],"layers":[110],"broaden":[112],"flatten":[114],"spectral":[116],"gain.":[117],"For":[118],"stable":[119],"self-starting":[121],"pulse":[122,150],"formation,":[123],"have":[125,140],"employed":[126],"QD-SESAM":[128,160],"absorption":[132],"recovery":[133],"time":[134],"500":[137],"fs.":[138],"achieved":[141],"power":[147],"784-fs":[149],"duration":[151],"at":[152],"repetition":[154,176],"rate":[155],"5.4":[157],"GHz.":[158],"QD-VECSEL":[163],"are":[164],"operated":[165],"similar":[167],"mode":[169],"areas,":[170],"which":[171],"beneficial":[173],"for":[174],"higher":[175],"rates":[177],"integration":[180],"both":[182],"elements":[183],"into":[184],"integrated":[187],"external-cavity":[188],"(MIXSEL).":[192]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":9},{"year":2014,"cited_by_count":21},{"year":2013,"cited_by_count":11},{"year":2012,"cited_by_count":12}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}