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Multi-channel harmonic frequency comb covering the mid-infrared molecular fingerprint region

: Gaida, C.; Heuermann, T.; Gebhardt, M.; Butler, T.; Gerz, D.; Vamos, L.; Krausz, F.; Limpert, J.; Pupeza, I.


Optical Society of America -OSA-, Washington/D.C.:
CLEO: Science and Innovations : Part of CLEO 2018; 13-18 May 2018, San Jose, California, United States
Washington, DC: OSA, 2018
ISBN: 978-1-943580-42-2
Paper SF1N.7
Conference on Lasers and Electro-Optics - Science and Innovations (CLEO S&I) <2018, San Jose/Calif.>
Fraunhofer IOF ()

We present a multi-channel, 0.1-mW/THz-level, 50-MHz-repetition-rate harmonic frequency comb covering the spectral range 18.5 – 85 THz (or 3.5 – 16 µm, or 625 – 2860 cm−1), based on intrapulse difference-frequency mixing within few-cycle, high-power 1.96-µm pulses.