Broadband longwave-IR dual-comb spectroscopy at video rate with 240,000 comb-mode resolved data points

2023 Conference on Lasers and Electro-Optics (CLEO)(2023)

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Abstract
We report fast (0.1-12 s per spectrum) acquisition of molecular spectra using dual frequency-comb spectroscopy with a pair of broadband (6.6-11.4μm) combs produced via intra-pulse difference frequency generation using sub-three-cycle 2.4-μm pulses as a pump.
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Key words
(300.6340) Spectroscopy, infrared,(190.4410) Nonlinear optics, parametric processes
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