[HTML][HTML] Non-intrusive flow diagnostics for unsteady inlet flow distortion measurements in novel aircraft architectures

U Doll, M Migliorini, J Baikie, PK Zachos, I Röhle… - Progress in Aerospace …, 2022 - Elsevier
Inlet flow distortion is expected to play a major role in future aircraft architectures where
complex air induction systems are required to couple the engine with the airframe. The …

Quantitative gas property measurements by filtered Rayleigh scattering: a review

CR Ground, RL Hunt, GJ Hunt - Measurement Science and …, 2023 - iopscience.iop.org
Filtered Rayleigh scattering (FRS) is a laser-based diagnostic technique used to
nonintrusively quantify various thermodynamic properties of a light-scattering gas. The …

High-speed filtered Rayleigh scattering thermometry in premixed flames through narrow channels

Y Krishna, AM Mahuthannan, X Luo, DA Lacoste… - Combustion and …, 2021 - Elsevier
High-speed filtered Rayleigh scattering at 10 kHz repetition rate for time-resolved
temperature measurements in premixed flames propagating in mm-high channels is …

Assessment of the stabilization mechanisms of turbulent lifted jet flames at elevated pressure using combined 2-D diagnostics

TF Guiberti, WR Boyette, Y Krishna, WL Roberts… - Combustion and …, 2020 - Elsevier
The stabilization mechanisms of turbulent lifted jet flames in a co-flow have been
investigated at a pressure of 7 bar. The structure of the flame base was measured with …

Non-intrusive laser-induced breakdown spectroscopy in flammable mixtures via limiting inverse-bremsstrahlung photon absorption

S Oh, CD Carter, Y Park, S Bae, H Do - Combustion and Flame, 2020 - Elsevier
For the purpose of employing laser-induced breakdown spectroscopy (LIBS), nanosecond
laser pulses (6 ns FWHM) from a standard Q-switched Nd: YAG laser (2nd harmonic) are …

50-kHz-rate Rayleigh and filtered Rayleigh scattering thermometry using a pulse-burst laser

Y Krishna, AM Mahuthannan, DA Lacoste… - AIAA Scitech 2021 …, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-0724. vid A one-dimensional
Rayleigh/filtered Rayleigh scattering system is developed using a pulse burst laser and it is …

A study of laser-induced plasma spectroscopy using inverse-Bremsstrahlung pulse-width modulation

오성균 - 2021 - s-space.snu.ac.kr
Laser-induced breakdown spectroscopy (LIBS) is a quantitative optical measurement
method providing composition and density information within nanoseconds (ns) timescale …