Infrared laser-absorption sensing for combustion gases

CS Goldenstein, RM Spearrin, JB Jeffries… - Progress in Energy and …, 2017 - Elsevier
Infrared laser-absorption spectroscopy (IR-LAS) sensors play an important role in
diagnosing and characterizing a wide range of combustion systems. Of all the laser …

Tunable diode laser spectroscopy as a technique for combustion diagnostics

MA Bolshov, YA Kuritsyn, YV Romanovskii - Spectrochimica Acta Part B …, 2015 - Elsevier
Tunable diode laser absorption spectroscopy (TDLAS) has become a proven method of
rapid gas diagnostics. In the present review an overview of the state of the art of TDL-based …

Applications of quantitative laser sensors to kinetics, propulsion and practical energy systems

RK Hanson - Proceedings of the Combustion Institute, 2011 - Elsevier
Laser diagnostic techniques play a large and growing role in combustion research and
development. Here we highlight three areas where quantitative sensing based on laser …

Recent progress on laser absorption spectroscopy for determination of gaseous chemical species

B Fu, C Zhang, W Lyu, J Sun, C Shang… - Applied spectroscopy …, 2022 - Taylor & Francis
Laser absorption spectroscopy combined with spectral analysis has been extensively
investigated in detection and measurements of gas samples because of their broad …

Spectroscopic line parameters of NO, NO2, and N2O for the HITEMP database

RJ Hargreaves, IE Gordon, LS Rothman… - Journal of Quantitative …, 2019 - Elsevier
This work describes the update of NO along with the incorporation of NO 2 and N 2 O to the
HITEMP database. Where appropriate, the HITRAN line lists for the same molecules have …

Scanned-wavelength-modulation-spectroscopy sensor for CO, CO2, CH4 and H2O in a high-pressure engineering-scale transport-reactor coal gasifier

R Sur, K Sun, JB Jeffries, JG Socha, RK Hanson - Fuel, 2015 - Elsevier
In-situ laser-absorption measurements of CO, CO 2, CH 4 and H 2 O were demonstrated in
the synthesis gas products of coal gasification (here called syngas) from an engineering …

TDL absorption sensors for gas temperature and concentrations in a high-pressure entrained-flow coal gasifier

K Sun, R Sur, X Chao, JB Jeffries, RK Hanson… - Proceedings of the …, 2013 - Elsevier
We report the first tunable diode laser (TDL) absorption measurements for gas temperature
and species concentrations in a pilot-scale, high-pressure, entrained-flow, oxygen-blown …

Laser absorption sensing systems: challenges, modeling, and design optimization

Z Wang, P Fu, X Chao - Applied Sciences, 2019 - mdpi.com
Laser absorption spectroscopy (LAS) is a promising diagnostic method capable of providing
high-bandwidth, species-specific sensing, and highly quantitative measurements. This …

Applications of absorption spectroscopy using quantum cascade lasers

L Zhang, G Tian, J Li, B Yu - Applied spectroscopy, 2014 - journals.sagepub.com
Infrared laser absorption spectroscopy (LAS) is a promising modern technique for sensing
trace gases with high sensitivity, selectivity, and high time resolution. Mid-infrared quantum …

Multi-band infrared CO2 absorption sensor for sensitive temperature and species measurements in high-temperature gases

RM Spearrin, W Ren, JB Jeffries, RK Hanson - Applied Physics B, 2014 - Springer
A continuous-wave laser absorption diagnostic, based on the infrared CO 2 bands near 4.2
and 2.7 μm, was developed for sensitive temperature and concentration measurements in …