Highly Selective All-Metamaterial Optical CO2 Sensor

A. Lochbaum; Y. Fedoryshyn; J. Leuthold

doi:10.1364/SENSORS.2018.SeTu4E.2

Advanced Photonics 2018 (BGPP, IPR, NP, NOMA, Sensors, Networks, SPPCom, SOF)
OSA Technical Digest (online) (Optica Publishing Group, 2018),
paper SeTu4E.2
•https://doi.org/10.1364/SENSORS.2018.SeTu4E.2

Highly Selective All-Metamaterial Optical CO₂ Sensor

A. Lochbaum, Y. Fedoryshyn, and J. Leuthold

Optical Sensors 2018

Zurich Switzerland
2–5 July 2018
ISBN: 978-1-943580-43-9

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Optical Chemical & Biological Sensing I (SeTu4E)

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A. Lochbaum, Y. Fedoryshyn, and J. Leuthold, "Highly Selective All-Metamaterial Optical CO2 Sensor," in Advanced Photonics 2018 (BGPP, IPR, NP, NOMA, Sensors, Networks, SPPCom, SOF), OSA Technical Digest (online) (Optica Publishing Group, 2018), paper SeTu4E.2.

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Abstract

We demonstrate an all-metamaterial optical CO₂ sensor by cascading metamaterial perfect absorber (MPA) structures on emitter and detector membranes, yielding a system quality factor of 21.5 and a humidity cross sensitivity of only 0.77 ppmCO₂·%rH⁻¹.

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