Faraday Rotation Spectroscopy of O2 Using a Distributed Feedback Diode Laser and a Static Magnetic Field

Eric Zhang; Brian Brumfield; Gerard Wysocki

doi:10.1364/CLEO_SI.2013.CW3L.3

CLEO: 2013
OSA Technical Digest (online) (Optica Publishing Group, 2013),
paper CW3L.3
•https://doi.org/10.1364/CLEO_SI.2013.CW3L.3

Faraday Rotation Spectroscopy of O₂ Using a Distributed Feedback Diode Laser and a Static Magnetic Field

Eric Zhang, Brian Brumfield, and Gerard Wysocki

CLEO: Science and Innovations 2013

San Jose, California United States
9–14 June 2013
ISBN: 978-1-55752-972-5

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Atmospheric Sensing (CW3L)

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E. Zhang, B. Brumfield, and G. Wysocki, "Faraday Rotation Spectroscopy of O2 Using a Distributed Feedback Diode Laser and a Static Magnetic Field," in CLEO: 2013, OSA Technical Digest (online) (Optica Publishing Group, 2013), paper CW3L.3.

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Abstract

Faraday rotation spectroscopy is used for measurement of O₂ at atmospheric conditions. Low operating powers (< 10 W) are achieved by using rare-earth magnets for DC magnetic field generation. A sensitivity of 1.7 ppmv/√Hz is demonstrated.

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