An Erbium Doped Fiber-Ring Laser-based Intracavity Photoacoustic C2H2 Gas Sensor

Qiang Wang; Zhen Wang; Wei Ren

2017 Conference on Lasers and Electro-Optics Pacific Rim
(Optica Publishing Group, 2017),
paper s1572

An Erbium Doped Fiber-Ring Laser-based Intracavity Photoacoustic C₂H₂ Gas Sensor

Qiang Wang, Zhen Wang, and Wei Ren

Conference on Lasers and Electro-Optics/Pacific Rim 2017

Singapore Singapore
31 July–4 August 2017
ISBN: 978-1-5090-6290-4

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Special Fiber Sensors (SFS)

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Q. Wang, Z. Wang, and W. Ren, "An Erbium Doped Fiber-Ring Laser-based Intracavity Photoacoustic C2H2 Gas Sensor," in 2017 Conference on Lasers and Electro-Optics Pacific Rim, (Optica Publishing Group, 2017), paper s1572.

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Abstract

We report a novel intracavity trace gas sensor by merging photoacoustic spectroscopy and an erbium doped fiber-ring laser to achieve a noise-equivalent absorption coefficient of 3.25×10⁻⁷ cm⁻¹·Hz^−1/2 for acetylene detection.

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