Coherent anti-Stokes Raman scattering and spontaneous Raman scattering diagnostics of nonequilibrium plasmas and flows

WR Lempert, IV Adamovich - Journal of Physics D: Applied …, 2014 - iopscience.iop.org
The paper provides an overview of the use of coherent anti-Stokes Raman scattering
(CARS) and spontaneous Raman scattering for diagnostics of low-temperature …

Advanced laser-based techniques for gas-phase diagnostics in combustion and aerospace engineering

A Ehn, J Zhu, X Li, J Kiefer - Applied spectroscopy, 2017 - journals.sagepub.com
Gaining information of species, temperature, and velocity distributions in turbulent
combustion and high-speed reactive flows is challenging, particularly for conducting …

Temperature measurements in metalized propellant combustion using hybrid fs/ps coherent anti-Stokes Raman scattering

SP Kearney, DR Guildenbecher - Applied optics, 2016 - opg.optica.org
We apply ultrafast pure-rotational coherent anti-Stokes Raman scattering (CARS) for
temperature and relative oxygen concentration measurements in the plume emanating from …

100-kHz-rate gas-phase thermometry using 100-ps pulses from a burst-mode laser

S Roy, PS Hsu, N Jiang, MN Slipchenko, JR Gord - Optics letters, 2015 - opg.optica.org
Temperature measurements based on gas-phase coherent anti-Stokes Raman scattering
(CARS) spectroscopy are demonstrated in reacting flows at a rate of 100 kHz employing a …

Combustion for aircraft propulsion: Progress in advanced laser-based diagnostics on high-pressure kerosene/air flames produced with low-NOx fuel injection systems

S Legros, C Brunet, P Domingo-Alvarez, P Malbois… - Combustion and …, 2021 - Elsevier
The challenges in designing high-performance aeronautical combustion systems have not
changed significantly over the years, but the increase of stringent regulations and the need …

Comparison of chirped-probe-pulse and hybrid femtosecond/picosecond coherent anti-Stokes Raman scattering for combustion thermometry

DR Richardson, HU Stauffer, S Roy, JR Gord - Applied optics, 2017 - opg.optica.org
A comparison is made between two ultrashort-pulse coherent anti-Stokes Raman scattering
(CARS) thermometry techniques—hybrid femtosecond/picosecond (fs/ps) CARS and …

Advances in Femtosecond Coherent Anti-Stokes Raman Scattering for Thermometry

K Song, M Xia, S Yun, Y Zhang, S Zhang, H Ge… - Photonics, 2024 - mdpi.com
The combustion process is complex and harsh, and the supersonic combustion flow field is
also characterized by short duration and supersonic speed, which makes the real-time …

Nitrogen thermometry in an inductively coupled plasma torch using broadband nanosecond coherent anti-Stokes Raman scattering

D Fries, ST Stark, JS Murray, R Bhakta, ER Jans… - Applied Optics, 2023 - opg.optica.org
The development of atmospheric hypersonic flight and re-entry capabilities requires the
characterization of the thermo-chemical state of representative test environments. This study …

Direct coherent Raman temperature imaging and wideband chemical detection in a hydrocarbon flat flame

A Bohlin, CJ Kliewer - The journal of physical chemistry letters, 2015 - ACS Publications
A single-shot coherent Raman imaging technique has been developed for spatially
correlated one-dimensional high-fidelity gas-phase thermometry and multiplex chemical …

[HTML][HTML] Spatially and temporally resolved laser/optical diagnostics of combustion processes: From fundamentals to practical applications

M Aldén - Proceedings of the Combustion Institute, 2023 - Elsevier
Laser diagnostic techniques have for more than five decades been used for gaining a
deepened understanding of various combustion processes. The main reason for this is the …