Simultaneous Measurements of Temperature, H2O concentration and Pressure by Multiline Laser Absorption Spectroscopy

Tengfei Jiao; Kin-Pang Cheong; Wenju Hu; Wenju Hu; Liuhao Ma

doi:10.1364/AIS.2023.JTu4A.9

Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES)
Technical Digest Series (Optica Publishing Group, 2023),
paper JTu4A.9
•https://doi.org/10.1364/AIS.2023.JTu4A.9

Simultaneous Measurements of Temperature, H₂O concentration and Pressure by Multiline Laser Absorption Spectroscopy

Tengfei Jiao, Kin-Pang Cheong, Wenju Hu, and Liuhao Ma

Applied Industrial Spectroscopy 2023

Munich Germany
30 July–3 August 2023
ISBN: 978-1-957171-24-1

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Joint Poster Session I and Coffee Break with Exhibitors (JTu4A)

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T. Jiao, K. Cheong, W. Hu, and L. Ma, "Simultaneous Measurements of Temperature, H2O concentration and Pressure by Multiline Laser Absorption Spectroscopy," in Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES), Technical Digest Series (Optica Publishing Group, 2023), paper JTu4A.9.

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Abstract

Based on multiline laser absorption spectroscopy, numerical study is conducted to demonstrate the simultaneous measurements of temperature, H₂O concentration and pressure by fully utilization of two segments of near infrared spectra.

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