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Conferences > Sensors > 2019 > STu4D > STu4D.5

Broadband Infrared Gas Spectroscopy Using Quantum Cascade Laser Arrays

Chien-Sheng Liao, Romain Blanchard, Christian Pfluegl, Fred Huettig, Masud Azimi, Mark F. Witinski, and Daryoosh Vakhshoori

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Abstract

Using rapidly-tunable quantum cascade laser arrays, we demonstrate acquisition of absorption spectra over 50cm-1 with < 0.1cm−1 resolution and a minimum detectable absorbance of 1 × 10−4 over the full spectrum in < 0.5s.

© 2019 The Author(s)

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