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On-chip dispersion spectroscopy of CO2 using a mid-infrared microring resonator
Authors
Carlos Errando-Herranz
Kristinn B. Gylfason
Floria Ottonello-Briano
Publication date
1 January 2020
Publisher
Quantum Photonics Laboratory, MIT
Abstract
We demonstrate on-chip molecular fingerprinting by measuring the refractive index dispersion of gas in the mid-IR using a thermally tuned suspended silicon microring resonator. We show CO2 sensing down to 1000 ppm at 4.23 µm wavelength
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oai:DiVA.org:kth-273754
Last time updated on 07/06/2020