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Near-infrared broadband cavity-enhanced sensor system for methane detection using a wavelet-denoising assisted Fourier-transform spectrometer

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Abstract

We demonstrated a broadband cavity-enhanced sensor in the near-infrared range in combination with a wavelet-denoising assisted Fourier-transform spectrometer for high-resolution methane detection. A minimum detectable absorption coefficient of 4.6×10-7 cm-1 was achieved.

© 2019 The Author(s)

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