Ultra-broadband spectroscopy using a 2–11.5 µm IDFG-based supercontinuum source

R Krebbers, K Van Kempen, FJM Harren, S Vasilyev… - Optics …, 2024 - opg.optica.org
Supercontinuum sources based on intrapulse difference frequency generation (IDFG) from
mode-locked lasers open new opportunities in mid-infrared gas spectroscopy. These …

High-sensitivity dual-comb and cross-comb spectroscopy across the infrared using a widely tunable and free-running optical parametric oscillator

CP Bauer, ZA Bejm, MK Bollier, J Pupeikis… - Nature …, 2024 - nature.com
Dual-comb spectroscopy (DCS) enables high-resolution measurements at high speeds
without the trade-off between resolution and update rate inherent to mechanical delay …

Coherent field sensing of nitrogen dioxide

A Eber, L Fürst, F Siegrist, A Kirchner, B Tschofenig… - Optics …, 2024 - opg.optica.org
We introduce a portable dual-comb spectrometer operating in the visible spectral region for
atmospheric monitoring of NO_2, a pollution gas of major importance. Dual-comb …

[PDF][PDF] Single-Cavity Dual-Comb Optical Parametric Oscillators and their Application to High-Sensitivity Absorption Spectroscopy

CP BAUER - 2024 - research-collection.ethz.ch
The monitoring of greenhouse gases and air pollutants [1], but also medical diagnosis
based on breath analysis [2] are examples of global challenges addressed by optical …

Photodetector nonlinearity in dual-comb interferometry

P Guay, NB Hébert, A Tourigny-Plante… - … Imaging and Sounding …, 2021 - opg.optica.org
Photodetector nonlinearity in dual-comb interferometry Page 1 Photodetector nonlinearity in
dual-comb interferometry Philippe Guay, Nicolas Bourbeau Hébert, Alex Tourigny-Plante …