Spectral broadening of μJ-level pulses around 8 μm in a Germanium-based multi-pass scheme
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posted on 2024-12-18, 05:08 authored by Francesco Gucci, Alessandro Baserga, Luca Moretti, Davide Gatti, Matteo Corti, Cristian Manzoni, Giulio Cerullo, Marco Marangoni, Guglielmo VescoA 2.6-fold spectral broadening of mid-infrared femtosecond μJ-level pulses has been achieved using an unfolded multi-pass configuration of germanium plates and zinc selenide lenses. This method maintains a throughput higher than 60% while preserving the spatial quality and the temporal duration of the input beam. Numerical simulations match the experimental results and show the potential to tailor the parameters of the cell to obtain different spectra.
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- 1. DOI - Is supplement to Spectral broadening of μJ-level pulses around 8 μm in a Germanium-based multi-pass scheme
