Presentation + Paper
4 March 2022 Divided-pulse nonlinear compression in a multipass cell
Henning Stark, Christian Grebing, Joachim Buldt, Michael Müller, Arno Klenke, Jens Limpert
Author Affiliations +
Abstract
Yb:fiber-based pulses are split into 4-pulse bursts, sent into a gas-filled multipass cell for nonlinear pulse compression and recombined again to scale the supported output peak power and pulse energy. The pulse division and recombination are passively stable, being based on birefringent crystals, and enable a final output pulse energy of 3:4mJ at 32 fs pulse duration. Distributing the input energy over a 4-pulse burst allowed to work a factor two above the limitations of single-pulse operation regarding the occurrence of laser induced damage on the multipass cell mirrors. Overall, good efficiency, beam quality and temporal contrast are achieved.
Conference Presentation
© (2022) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Henning Stark, Christian Grebing, Joachim Buldt, Michael Müller, Arno Klenke, and Jens Limpert "Divided-pulse nonlinear compression in a multipass cell", Proc. SPIE 11981, Fiber Lasers XIX: Technology and Systems, 119810I (4 March 2022); https://doi.org/10.1117/12.2607208
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KEYWORDS
Fiber lasers

Laser systems engineering

Polarization

Ultrafast phenomena

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