Using polarization to measure absorption in cavity enhanced spectroscopy

Yajie Guan; Chathura Bandutunga; Malcolm B. Gray; Jong H. Chow

Using polarization to measure absorption in cavity enhanced spectroscopy

Yajie Guan, Chathura Bandutunga, Malcolm B. Gray, Jong H. Chow^*

^*Corresponding author for this work

Research output: Contribution to journal › Conference article › peer-review

Abstract

We present a method using polarization for molecular absorption readout in a cavity enhanced spectrometer. We demonstrate a double-pass cavity configuration with CO2, attaining a quantum noise-equivalent absorption sensitivity of ~3x10^-13/√Hz /cm.

Original language	English
Article number	ETh1A.3
Journal	Optics InfoBase Conference Papers
Publication status	Published - 2021
Event	Optics and Photonics for Sensing the Environment, E2 2021 - Part of OSA Optical Sensors and Sensing Congress 2021 - Virtual, Online, United States Duration: 19 Jul 2021 → 23 Jul 2021

Cite this

@article{d9db3ac2a0b042babf6b4b47edca73d7,

title = "Using polarization to measure absorption in cavity enhanced spectroscopy",

abstract = "We present a method using polarization for molecular absorption readout in a cavity enhanced spectrometer. We demonstrate a double-pass cavity configuration with CO2, attaining a quantum noise-equivalent absorption sensitivity of ~3x10-13/√Hz /cm.",

author = "Yajie Guan and Chathura Bandutunga and Gray, {Malcolm B.} and Chow, {Jong H.}",

note = "Publisher Copyright: {\textcopyright} 2021 OSA - The Optical Society. All rights reserved.; Optics and Photonics for Sensing the Environment, E2 2021 - Part of OSA Optical Sensors and Sensing Congress 2021 ; Conference date: 19-07-2021 Through 23-07-2021",

year = "2021",

language = "English",

journal = "Optics InfoBase Conference Papers",

issn = "2162-2701",

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TY - JOUR

T1 - Using polarization to measure absorption in cavity enhanced spectroscopy

AU - Guan, Yajie

AU - Bandutunga, Chathura

AU - Gray, Malcolm B.

AU - Chow, Jong H.

PY - 2021

Y1 - 2021

N2 - We present a method using polarization for molecular absorption readout in a cavity enhanced spectrometer. We demonstrate a double-pass cavity configuration with CO2, attaining a quantum noise-equivalent absorption sensitivity of ~3x10-13/√Hz /cm.

AB - We present a method using polarization for molecular absorption readout in a cavity enhanced spectrometer. We demonstrate a double-pass cavity configuration with CO2, attaining a quantum noise-equivalent absorption sensitivity of ~3x10-13/√Hz /cm.

UR - http://www.scopus.com/inward/record.url?scp=85119615917&partnerID=8YFLogxK

M3 - Conference article

AN - SCOPUS:85119615917

SN - 2162-2701

JO - Optics InfoBase Conference Papers

JF - Optics InfoBase Conference Papers

M1 - ETh1A.3

T2 - Optics and Photonics for Sensing the Environment, E2 2021 - Part of OSA Optical Sensors and Sensing Congress 2021

Y2 - 19 July 2021 through 23 July 2021

ER -

Using polarization to measure absorption in cavity enhanced spectroscopy

Abstract

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