Coherently-averaged dual comb spectrometer at 7.7 µm with master and follower quantum cascade lasers

K Komagata, A Shehzad, G Terrasanta, P Brochard… - Optics …, 2021 - opg.optica.org
We demonstrate coherent averaging of the multi-heterodyne beat signal between two
quantum cascade laser frequency combs in a master-follower configuration. The two combs …

High-resolution spectroscopy with quantum cascade laser frequency combs

M Mangold, P Allmendinger, J Hayden… - … Sensing and Nano …, 2022 - spiedigitallibrary.org
Optical frequency comb spectroscopy has proven an indispensable tool for high-resolution
spectroscopy. QCL frequency combs offer the possibility to explore the mid-infrared spectral …