[图书][B] Laser diagnostics for combustion temperature and species

AC Eckbreth - 2022 - taylorfrancis.com
Laser Diagnostics for Combustion Temperature and Species Page 1 Page 2 Laser Diagnostics
for Combustion Temperature and ~pecies Page 3 Combustion Science and Technology Book …

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 …

Two-color four-wave mixing contribution to an electrostrictive laser-induced grating signal in CO2–N2 mixtures and gas diagnostics

JI Hölzer, DN Kozlov, T Seeger - Applied Optics, 2023 - opg.optica.org
Multiparameter determination in the gas phase using the versatile laser-induced grating
(LIG) technique is a challenging task due to interdependence of observables on multiple …

Thermal grating and broadband degenerate four-wave mixing spectroscopy of OH in high-pressure flames

H Latzel, A Dreizler, T Dreier, J Heinze, M Dillmann… - Applied Physics B, 1998 - Springer
2∑–X 2 Π (0, 0) band of OH has been studied in premixed methane/air flames using a cw
Ar+ laser probe. Measurements of flame temperature and pressure were derived from fits of …

Gas-phase thermal-grating contributions to four-wave mixing

PH Paul, RL Farrow, PM Danehy - JOSA B, 1995 - opg.optica.org
The nature of optical scattering from laser-induced thermal gratings created in the gas phase
is investigated. Thermal gratings are produced with the illumination geometry used to …

Thermal grating velocimetry

DJW Walker, RB Williams, P Ewart - Optics letters, 1998 - opg.optica.org
A method is reported for time-and space-resolved nonintrusive velocimetry of high-speed
gas flows by measurement of the Doppler shift of light scattered from a laser-induced …

Pressure measurement in gas flows using laser-induced grating lifetime

C Willman, LM Le Page, P Ewart, BAO Williams - Applied Optics, 2021 - opg.optica.org
Optical diagnostics of gas-phase pressure are relatively unusual. In this work, we
demonstrate a novel, rapid, and robust method to use laser-induced grating scattering …

Flame thermometry using laser-induced-grating spectroscopy of nitric oxide

A Luers, AL Salhlberg, S Hochgreb, P Ewart - Applied Physics B, 2018 - Springer
A systematic study of laser-induced thermal-grating scattering (LITGS) using nitric oxide as
an absorbing species is presented as a means of thermometry in air-fed combustion. The …

Effects of different population, orientation, and alignment relaxation rates in resonant four‐wave mixing

S Williams, LA Rahn, RN Zare - The Journal of chemical physics, 1996 - pubs.aip.org
We present a combined theoretical and experimental study on the effects of different
population, orientation, and alignment relaxation rates in resonant four‐wave mixing …

Collisional relaxation of singlet O2 (b1Σ+ g) in neat gas investigated by laser-induced grating technique

B Hemmerling, DN Kozlov - Chemical physics, 2003 - Elsevier
Systematic experimental and theoretical studies of the feasibility to apply the diffraction at
laser-induced gratings (LIGs) for getting information on parameters of collisional rotational …