Schneider, JulianJulianSchneiderLassiette, HugoHugoLassietteLorenz, DominikDominikLorenzForster, PatrickPatrickForsterPanitzek, DieterDieterPanitzekLautenschläger, JanJanLautenschlägerRomano, ClémentClémentRomanoEichhorn, MarcMarcEichhornKieleck, ChristelleChristelleKieleck2024-04-152024-04-152023https://publica.fraunhofer.de/handle/publica/46606510.1364/assl.2023.aw4a.3A Q-switched 2050 nm Tm3+-doped flexible photonic crystal fiber laser is reported with maximum pulse energy of 1.5 mJ, pulse width of 89 ns, average output power of 19.7 W, and 3-dB-linewidth of 100 pm.enHigh-pulse-energy actively Q-switched Tm3+-doped photonic crystal fiber laser operating at 2050 nm with narrow linewidthconference paper