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Recent progress in high precision atmospheric trace gas instruments using mid-infrared quantum cascade lasers

J. Barry McManus, Mark S. Zahniser, David D. Nelson, R. M. McGovern, and M. Agnese

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Abstract

We report results from high precision spectroscopic instruments for atmospheric trace gases using with mid-IR quantum cascade lasers. Numerous gases can be measured with 1s absorption noise ~1×10−6, allowing e.g. 1s OCS precision of 10−12.

© 2013 Optical Society of America

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