https://doi.org/10.1051/epjconf/202430704048
Continuous-wave and SESAM mode-locked 2.3-µm Tm:LiYF4 lasers: Upconversion pumping at 1.45 µm
1 Centre de Recherche sur les Ions, les Matériaux et la Photonique (CIMAP), UMR 6252 CEA-CNRS-ENSICAEN, Université de Caen Normandie, 6 Boulevard Maréchal Juin, 14050 Caen Cedex 4, France
2 Department of Physics, Institute for Quantum Electronics, ETH Zürich, Auguste-Piccard-Hof 1, 8093 Zürich, Switzerland
3 CORIA UMR 6614, CNRS-INSA-Université de Rouen Normandie, 675 Avenue de l’université, 76801 Saint Etienne du Rouvray, France
Published online: 18 October 2024
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.
© The Authors, published by EDP Sciences, 2024
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