A high-power optical parametric chirped-pulse amplifier (OPCPA) at 2 µm wavelength, pumped by kW-class Yb:YAG InnoSlab with an average power scalability up to 100 W and pulse durations in the few-cycle regime is presented.

OSA Technical Digest (Optical Society of America)
doi.org/10.1364/hilas.2020.hf1b.3
High-Harmonic Generation and EUV Science

Buss, J. H., Starosielec, S., Grguras, I., Golz, T., Prandolini, M., Schulz, M., … Riedel, R. (2020). Few-cycle OPCPA at 2 µm with up to 100 W average power. In OSA High-brightness Sources and Light-driven Interactions Congress 2020 (EUVXRAY, HILAS, MICS), paper HF1B.3. doi:10.1364/hilas.2020.hf1b.3