2022•Unpublished venueRequires access

Quantum Cascade Laser Frequency Comb for Comb-Calibrated Spectroscopy in the Long-Wave Infrared

Kenichi N. Komagata, Michele Gianella, Pierre Jouy, Filippos Kapsalidis, Mehran Shahmohammadi, Mattias Beck, Renaud Matthey, Valentin J. Wittwer, Andreas Hugi, Jérôme Faist, Lukas Emmenegger, Thomas Südmeyer, Stéphane Schilt

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Abstract

We demonstrate the suitability of mid-infrared quantum cascade laser frequency combs as highly-accurate frequency references. We exploit a fully-stabilized quantum cascade laser frequency comb to perform spectroscopy with 100-kHz frequency accuracy at 7.7 μm.

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Key concepts: Quantum cascade laser, Cascade, Frequency comb, Laser, Spectroscopy, Quantum, Physics, Optics