We demonstrate simultaneous detection of acetylene, methane and ethane using milliwatt-level dispersive-wave generated in a Si3N4 waveguide covering 2900 cm-1-3380 cm-1 spectral region. This simple mid-IR absorption spectroscopy scheme achieves hundreds of ppm detection limit.
Title
Multi-gas spectroscopy using tailored mid-IR dispersive wave generated in Si3N4 waveguide
Published in
Proceedings OSA High-brightness Sources and Light-driven Interactions Congress 2020
Pagination
2
Series
High-brightness Sources and Light-driven Interactions
Conference
OSA High-brightness Sources and Light-driven Interactions Congress 2020 (EUVXRAY, HILAS, MICS), Virtual Event, November 16-20, 2020
Date
2021-01-11
ISBN
978-1-943580-73-6
Record creation date
2021-01-11
