We demonstrate that mid-infrared quantum cascade laser frequency combs are highly suitable as high-accuracy frequency references. We fully stabilize the comb and exploit it for comb-calibrated spectroscopy, achieving 100-kHz frequency accuracy at 7.7 μm.
CITATION STYLE
Komagata, K. N., Gianella, M., Jouy, P., Kapsalidis, F., Shahmohammadi, M., Beck, M., … Schilt, S. (2022). Absolute Frequency Referencing in the Long-Wave Infrared using a Quantum Cascade Laser Frequency Comb. In 2022 Conference on Lasers and Electro-Optics, CLEO 2022 - Proceedings. Institute of Electrical and Electronics Engineers Inc. https://doi.org/10.1364/oe.447650
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