GaSb-Based SESAM Mode-Locked Upconversion-Pumped Thulium Laser at 2308 nm

Aleksey Tyazhev (1) , Marco Gaulke (2) , Pavel Loiko (3) , Jonas Heidrich (2) , Matthias Golling (2) , Lauren Guillemot (3) , Thomas Godin (1) , Hippolyte Dupont (4) , Frédéric Druon (4) , Patrice Camy (3) , Ursula Keller (2) , Ammar Hideur (1)

1 CORIA - Complexe de recherche interprofessionnel en aérothermochimie
2 IQE - Institute of Quantum Electronics [ETH Zürich]
3 CIMAP - UMR 6252 - Centre de recherche sur les Ions, les MAtériaux et la Photonique
4 Laboratoire Charles Fabry / Lasers

A thulium laser operating on the 3 H 4 → 3 H 5 transition with upconversion pumping by an ytterbium-fiber laser is passively mode-locked by an GaSb-based SESAM delivering 1.19 ps pulses at 2308 nm with 252 mW average output power.

Domaines: Physique [physics]

Aleksey Tyazhev, Marco Gaulke, Pavel Loiko, Jonas Heidrich, Matthias Golling, et al.. GaSb-Based SESAM Mode-Locked Upconversion-Pumped Thulium Laser at 2308 nm. CLEO: Science and Innovations, May 2023, San Jose, United States. pp.SF2R.8, ⟨10.1364/CLEO_SI.2023.SF2R.8⟩. ⟨hal-04247678⟩