1. Dual-Comb Photoacoustic Spectroscopy
- Author
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Victor Brasch, Thibault Wildi, Tobias Herr, Gürkan Yilmaz, and Thibault Voumard
- Subjects
Materials science ,Absorption spectroscopy ,business.industry ,Physics::Optics ,Photoacoustic imaging in biomedicine ,02 engineering and technology ,021001 nanoscience & nanotechnology ,01 natural sciences ,Optical absorption spectra ,010309 optics ,Low volume ,0103 physical sciences ,Optoelectronics ,Acquisition time ,sense organs ,0210 nano-technology ,Spectroscopy ,Absorption (electromagnetic radiation) ,business ,Photoacoustic spectroscopy - Abstract
Photoacoustic dual-comb spectroscopy is demonstrated, providing scan-free mapping of optical absorption spectra to acoustically detectable frequencies. Narrow absorption features of a low volume gas sample are resolved with high signal-to-noise ratio in short acquisition time.
- Published
- 2020
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