Improvement of 1 µm upconversion pumping of mid-infrared Tm:YLF laser at 2.3 µm by dual-wavelength-pumping

Hippolyte Dupont (1) , Lauren Guillemot (2) , Pavel Loiko (2) , Alain Braud (2) , Jean-Louis Doualan (2) , Patrice Camy (2) , Patrick Georges (1) , Frédéric Druon (1)

1 Laboratoire Charles Fabry / Lasers
2 CIMAP - UMR 6252 - Centre de recherche sur les Ions, les MAtériaux et la Photonique

We present studies about upconversion pumping at 1.05 µm for Tm:YLF lasers emitting at 2.3 μm. To improve the performance of this pump, we explore the possibility dual pumping with 780 nm.

Domains: Physics [physics]

Hippolyte Dupont, Lauren Guillemot, Pavel Loiko, Alain Braud, Jean-Louis Doualan, et al.. Improvement of 1 µm upconversion pumping of mid-infrared Tm:YLF laser at 2.3 µm by dual-wavelength-pumping. Advanced Solid State Lasers, Technical Digest Series, paper ATu3A.2, 2022, ⟨10.1364/ASSL.2022.ATu3A.2⟩. ⟨hal-04254068⟩