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2.3-12 µm tunable, sub-10 optical cycle, ZnGeP2-based OPA directly pumped by a Tm:fiber laser at 1.96 µm and 100 kHz

: Baudisch, M.; Beutler, M.; Gebhardt, M.; Gaida, C.; Stutzki, F.; Hädrich, S.; Herda, R.; Zawilski, K.; Schunemann, P.; Zach, A.; Limpert, J.; Rimke, I.


Optical Society of America -OSA-, Washington/D.C.:
Advanced Solid State Lasers : Part of Laser Congress 2018 (ASSL), 4-8 November 2018, Boston, Massachusetts, United States
Washington, DC: OSA, 2018
ISBN: 978-1-943580-48-4
Paper AW4A.3
Advanced Solid State Lasers Conference (ASSL) <2018, Boston/Mass.>
Laser Congress <2018, Boston/Mass.>
Conference Paper
Fraunhofer IOF ()

We demonstrate the first ZnGeP2-based, femtosecond OPA system driven directly by a Thulium-based fiber-laser system operated at 100 kHz. The OPA delivers mid-to-long-infrared tunable pulses with idler energies up to 2.2 pJ (23% quantum efficiency).