Non-Competitive Cascade Lasing at 1.8 and 2.3 µm Using a Tm:CALGO Crystal

Hippolyte Dupont (1) , Pavel Loiko (2) , Zhongben Pan (3) , Hongwei Chu (3) , Dechun Li (3) , Bruno Viana (4) , Ammar Hideur (5) , Alain Braud (2) , Lauren Guillemot (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
3 Shandong University
4 IRCP - Institut de Recherche de Chimie Paris
5 CORIA-PLASMA

Cascade lasing in a Tm:CALGO crystal at 1.8 µm ( 3 F 4 → 3 H 6 ) and 2.3 μm ( 3 H 4 → 3 H 5 ) is demonstrated with the originality of lacking a competition between the two laser channels, owing to dual-wavelength (direct and upconversion) pumping.

Domaines: Physique [physics]

Hippolyte Dupont, Pavel Loiko, Zhongben Pan, Hongwei Chu, Dechun Li, et al.. Non-Competitive Cascade Lasing at 1.8 and 2.3 µm Using a Tm:CALGO Crystal. Advanced Solid State Lasers, Dec 2022, Barcelona, Spain. pp.ATu3A.1, ⟨10.1364/ASSL.2022.ATu3A.1⟩. ⟨hal-04254081⟩