Generation and characterization of isolated attosecond pulses at 100 kHz repetition rate

T Witting, M Osolodkov, F Schell, F Morales… - Optica, 2022 - opg.optica.org
The generation of coherent light pulses in the extreme ultraviolet (XUV) spectral region with
attosecond pulse durations constitutes the foundation of the field of attosecond science …

Carrier-envelope offset stable, coherently combined ytterbium-doped fiber CPA delivering 1 kW of average power

E Shestaev, S Hädrich, N Walther, T Eidam, A Klenke… - Optics Letters, 2020 - opg.optica.org
We present a carrier-envelope offset (CEO) stable ytterbium-doped fiber chirped-pulse
amplification system employing the technology of coherent beam combining and delivering …

4-channel coherently combined long-term-stable ultrafast thulium-doped fiber CPA

C Gaida, F Stutzki, M Gebhardt… - Advanced Solid State …, 2020 - opg.optica.org
We present the first coherently combined, thulium-doped fiber CPA delivering> 100 W
average-power and simultaneously> 1 GW of peak-power. Incorporating four amplifier …

Long-term-stable Thulium-doped Fiber CPA with> 100W average power and> 1GW peak power

C Gaida, F Stutzki, M Gebhardt… - International …, 2020 - opg.optica.org
We present the first thulium-doped fiber CPA delivering> 100 W average-power and
simultaneously> 1 GW of peak-power with> 228 µJ energy and< 120 fs duration at 1940 nm …

[PDF][PDF] Long-term-stable 120-W, 220-μJ, 120-fs Thulium-based fiber-CPA for materials processing

C Gaida, F Stutzki, M Gebhardt… - 12. Mittweidaer …, 2021 - monami.hs-mittweida.de
We demonstrate a thulium-based fiber amplifier delivering pulses tunable between< 120fs
and 2ps duration at up to 228 μJ of pulse energy at a center wavelength of 1940 nm and 500 …