Dual-Comb Spectroscopy of Greenhouse Gases Over a 2-km Outdoor Path

Gregory B. Rieker,Fabrizio R. Giorgetta,Ian Coddington,William C. Swann,Laura C. Sinclair,Christopher L. Cromer,Esther Baumann,Alex M. Zolot,Nathan R. Newbury

Optical Instrumentation for Energy and Environmental Applications（2013）

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摘要

Frequency-comb lasers in the near-infrared are used to measure absorption spectra of CO2, CH4, and H2O over a 2-km open-air path with high signal-to-noise ratio. The spectra are compared with models to determine gas concentrations.

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关键词

atmospheric transmittance

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