EPJ Web of Conferences (Jan 2024)

Continuous-wave and SESAM mode-locked 2.3-µm Tm:LiYF4 lasers: Upconversion pumping at 1.45 µm

  • Bae Ji Eun,
  • Gaulke Marco,
  • Loiko Pavel,
  • Heidrich Jonas,
  • Golling Matthias,
  • Idlahcen Said,
  • Guillemot Lauren,
  • Benayad Abdelmjid,
  • Godin Thomas,
  • Keller Ursula,
  • Camy Patrice,
  • Hideur Ammar

DOI
https://doi.org/10.1051/epjconf/202430704048
Journal volume & issue
Vol. 307
p. 04048

Abstract

Read online

A Tm:LiYF4 laser operating on the 3H4→3H5 transition with upconversion pumping at 1.45 µm generates 831 mW at 2313 nm with 34.0% slope efficiency. Mode-locked by a GaSb- based SESAM, it delivers 855-fs pulses at 104.4-MHz.