Sub-kHz linewidth VECSEL for cold atoms experiments

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We report sub-kHz linewidth operation of a frequency-stabilized, AlGaInP-based vertical-external-cavity surface-emitting laser (VECSEL) at 689nm, suitable for Strontium cold atom experiments. 170mW was emitted with linewidth ≤200Hz, determined via an optical beat note measurement.
Original languageEnglish
Title of host publicationAdvanced Solid State Lasers 2018
Place of PublicationWashingto, D.C.
PublisherOptical Society of America
Number of pages2
ISBN (Print)978-1-943580-48-4
Publication statusPublished - 8 Nov 2018
EventOSA Laser Congress: Advanced Solid State Lasers - Westin Boston Waterfront, Boston, United States
Duration: 4 Nov 20188 Nov 2018
Conference number: 2018


ConferenceOSA Laser Congress
Abbreviated titleASSL
Country/TerritoryUnited States
Internet address


  • vertical external-cavity surface emitting lasers
  • narrow linewidth
  • red lasers
  • strontium
  • cold atom experiments
  • quantum technologies
  • semiconductor disk lasers


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