Concentration dependence of optical gain in Yb3+-doped potassium double tungstate channel waveguides

D. Geskus, Yean Sheng Yong, Edward Bernhardi, L. Agazzi, Sonia Maria García Blanco, S. Aravazhi, Markus Pollnau

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademic


Gain around 981 nm in Yb-doped potassium-double-tungstate channel waveguides increases linearly with dopant concentration up to ~50% Yb. A 55-nm gain bandwidth obtains in all waveguides, with at least 150 dB/cm for 47.5% Yb concentration.
Original languageUndefined
Title of host publicationConference on Lasers and Electro-Optics Europe, CLEO 2015
Place of PublicationMulhouse
PublisherEuropean Physical Society (EPS)
PagesPaper CJ-6a.3
Number of pages1
ISBN (Print)978-1-4673-7475-0
Publication statusPublished - Jun 2015
EventEuropean Conference on Lasers and Electro-Optics, CLEO/EUROPE-EQEC 2015 - Munich, Germany
Duration: 21 Jun 201525 Jun 2015

Publication series

PublisherEuropean Physical Society


ConferenceEuropean Conference on Lasers and Electro-Optics, CLEO/EUROPE-EQEC 2015
Abbreviated titleCLEO/EUROPE-EQEC 2015
Internet address


  • IOMS-APD: Active Photonic Devices
  • METIS-312654
  • IR-97824
  • EWI-26105

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