Ultra-sensitive and selective gas sensing using polymer-coated microtoroid optical resonators

Cheng Li; Trevor Lohrey; Yisha Tang; Brian Stoltz; Euan McLeod; Judith Su; Judith Su

doi:10.1364/CLEO_SI.2022.SF4O.2

Conference on Lasers and Electro-Optics
Technical Digest Series (Optica Publishing Group, 2022),
paper SF4O.2
•https://doi.org/10.1364/CLEO_SI.2022.SF4O.2

Ultra-sensitive and selective gas sensing using polymer-coated microtoroid optical resonators

Cheng Li, Trevor Lohrey, Yisha Tang, Brian Stoltz, Euan McLeod, and Judith Su

CLEO: Science and Innovations 2022

San Jose, California United States
15–20 May 2022
ISBN: 978-1-957171-05-0

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Optical Methods for Chemical Sensing (SF4O)

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C. Li, T. Lohrey, Y. Tang, B. Stoltz, E. McLeod, and J. Su, "Ultra-sensitive and selective gas sensing using polymer-coated microtoroid optical resonators," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper SF4O.2.

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Abstract

We use a system known as FLOWER (frequency locked optical whispering evanescent resonator) in combination with different sorbent polymer coatings to rapidly detect trace amounts of the toxic gases DIMP, ammonia, and formaldehyde.

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