Laser diagnostics and minor species detection in combustion using resonant four-wave mixing

J Kiefer, P Ewart - Progress in Energy and Combustion Science, 2011 - Elsevier
Laser-based methods have transformed combustion diagnostics in the past few decades.
The high intensity, coherence, high spectral resolution and frequency tunability available …

[HTML][HTML] High-sensitivity gas detection with air-lasing-assisted coherent Raman spectroscopy

Z Zhang, F Zhang, B Xu, H Xie, B Fu, X Lu… - Ultrafast …, 2022 - spj.science.org
Remote or standoff detection of greenhouse gases, air pollutants, and biological agents with
innovative ultrafast laser technology attracts growing interests in recent years. Hybrid …

Velocity and temperature measurements in Mach 18 nitrogen flow at Tunnel 9

A Dogariu, LE Dogariu, MS Smith… - AIAA Scitech 2021 …, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-0020. vid We report the first
application of Femtosecond Laser Electronic Excitation Tagging (FLEET) and Coherent Anti …

Time-and frequency-dependent model of time-resolved coherent anti-Stokes Raman scattering (CARS) with a picosecond-duration probe pulse

HU Stauffer, JD Miller, MN Slipchenko… - The Journal of …, 2014 - pubs.aip.org
The hybrid femtosecond/picosecond coherent anti-Stokes Raman scattering (fs/ps CARS)
technique presents a promising alternative to either fs time-resolved or ps frequency …

Hybrid fs/ps rotational CARS temperature and oxygen measurements in the product gases of canonical flat flames

SP Kearney - Combustion and Flame, 2015 - Elsevier
A hybrid fs/ps pure-rotational coherent anti-Stokes Raman scattering (CARS) scheme is
systematically evaluated over a wide range of flame conditions in the product gases of two …

Femtosecond/picosecond rotational coherent anti-Stokes Raman scattering thermometry in the exhaust of a rotating detonation combustor

V Athmanathan, KA Rahman, DK Lauriola, J Braun… - Combustion and …, 2021 - Elsevier
Spatio-temporally resolved measurements of temperature using hybrid femtosecond/
picosecond rotational coherent anti-Stokes Raman scattering (fs/ps RCARS) are evaluated …

[HTML][HTML] Communication: Two-dimensional gas-phase coherent anti-Stokes Raman spectroscopy (2D-CARS): Simultaneous planar imaging and multiplex …

A Bohlin, CJ Kliewer - The Journal of Chemical Physics, 2013 - pubs.aip.org
Coherent anti-Stokes Raman spectroscopy (CARS) has been widely used as a powerful tool
for chemical sensing, molecular dynamics measurements, and rovibrational spectroscopy …

Single-shot gas-phase thermometry using pure-rotational hybrid femtosecond/picosecond coherent anti-Stokes Raman scattering

JD Miller, S Roy, MN Slipchenko, JR Gord… - Optics …, 2011 - opg.optica.org
High-repetition-rate, single-laser-shot measurements are important for the investigation of
unsteady flows where temperature and species concentrations can vary significantly. Here …

1-kHz two-dimensional coherent anti-Stokes Raman scattering (2D-CARS) for gas-phase thermometry

JD Miller, MN Slipchenko, JG Mance, S Roy… - Optics express, 2016 - opg.optica.org
Two-dimensional gas-phase coherent anti-Stokes Raman scattering (2D-CARS)
thermometry is demonstrated at 1 kHz in a heated jet. A hybrid femtosecond/picosecond …

Non-intrusive measurement techniques for flow characterization of hypersonic wind tunnels

PM Danehy, J Weisberger, C Johansen, D Reese… - 2018 - ntrs.nasa.gov
This manuscript describes the wide variety of optical measurement techniques for
characterizing the flow in hypersonic wind tunnels. The introduction briefly describes …