Spectral Analysis Of A Gas-Phase Reaction Using Self-Mixing In A Terahertz Quantum Cascade Laser

E. Nuttall,Y. J. Han,M. D. Horbury,N. Brewster,M. Oldfield,L. H. Li,A. G. Davies,E. H. Linfield,B. N. Ellison,P. Dean,D. Stone,J. H. Lehman,A. Valavanis

2020 45TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES (IRMMW-THZ)（2020）

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Abstract

We demonstrate a terahertz gas spectroscopy technique based on self-mixing in a multimode quantum cascade laser (QCL). The spectral parameters of the H/D exchange reaction between water (H2O) and deuterated water (D2O) have been measured between 3.36-3.37 THz.

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Key words

spectral analysis,gas-phase reaction,terahertz quantum cascade laser,terahertz gas spectroscopy technique,multimode quantum cascade laser,spectral parameters,deuterated water,frequency 3.36 THz to 3.37 THz,H2O,D2O

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